Transplant comprised of an individual's own tissue, transferred from one part of the body to another.
Transplantation of an individual's own tissue from one site to another site.
The grafting of bone from a donor site to a recipient site.
A valve situated at the entrance to the pulmonary trunk from the right ventricle.
Procedures used to reconstruct, restore, or improve defective, damaged, or missing structures.
The largest of three bones that make up each half of the pelvic girdle.
An abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea, being immovably united to the cornea at its apex, firmly attached to the sclera throughout its middle portion, and merged with the conjunctiva at its base. (Dorland, 27th ed)
A strong ligament of the knee that originates from the posteromedial portion of the lateral condyle of the femur, passes anteriorly and inferiorly between the condyles, and attaches to the depression in front of the intercondylar eminence of the tibia.
Synthetic or natural materials for the replacement of bones or bone tissue. They include hard tissue replacement polymers, natural coral, hydroxyapatite, beta-tricalcium phosphate, and various other biomaterials. The bone substitutes as inert materials can be incorporated into surrounding tissue or gradually replaced by original tissue.
Fixation of the ANTERIOR CRUCIATE LIGAMENT, during surgical reconstruction, by the use of a bone-patellar tendon graft.
A band of fibrous tissue that attaches the apex of the PATELLA to the lower part of the tubercle of the TIBIA. The ligament is actually the caudal continuation of the common tendon of the QUADRICEPS FEMORIS. The patella is embedded in that tendon. As such, the patellar ligament can be thought of as connecting the quadriceps femoris tendon to the tibia, and therefore it is sometimes called the patellar tendon.
Fibrous bands or cords of CONNECTIVE TISSUE at the ends of SKELETAL MUSCLE FIBERS that serve to attach the MUSCLES to bones and other structures.
Operative immobilization or ankylosis of two or more vertebrae by fusion of the vertebral bodies with a short bone graft or often with diskectomy or laminectomy. (From Blauvelt & Nelson, A Manual of Orthopaedic Terminology, 5th ed, p236; Dorland, 28th ed)
Transplantation between individuals of the same species. Usually refers to genetically disparate individuals in contradistinction to isogeneic transplantation for genetically identical individuals.
Rebuilding of the ANTERIOR CRUCIATE LIGAMENT to restore functional stability of the knee. AUTOGRAFTING or ALLOGRAFTING of tissues is often used.
The valve between the left ventricle and the ascending aorta which prevents backflow into the left ventricle.
Injuries to the knee or the knee joint.
The mucous membrane that covers the posterior surface of the eyelids and the anterior pericorneal surface of the eyeball.
The bone of the lower leg lateral to and smaller than the tibia. In proportion to its length, it is the most slender of the long bones.
Synthetic material used for the treatment of burns and other conditions involving large-scale loss of skin. It often consists of an outer (epidermal) layer of silicone and an inner (dermal) layer of collagen and chondroitin 6-sulfate. The dermal layer elicits new growth and vascular invasion and the outer layer is later removed and replaced by a graft.
Techniques for the removal of subpopulations of cells (usually residual tumor cells) from the bone marrow ex vivo before it is infused. The purging is achieved by a variety of agents including pharmacologic agents, biophysical agents (laser photoirradiation or radioisotopes) and immunologic agents. Bone marrow purging is used in both autologous and allogeneic BONE MARROW TRANSPLANTATION.
Prosthesis, usually heart valve, composed of biological material and whose durability depends upon the stability of the material after pretreatment, rather than regeneration by host cell ingrowth. Durability is achieved 1, mechanically by the interposition of a cloth, usually polytetrafluoroethylene, between the host and the graft, and 2, chemically by stabilization of the tissue by intermolecular linking, usually with glutaraldehyde, after removal of antigenic components, or the use of reconstituted and restructured biopolymers.
Evaluation undertaken to assess the results or consequences of management and procedures used in combating disease in order to determine the efficacy, effectiveness, safety, and practicability of these interventions in individual cases or series.
Endoscopic examination, therapy and surgery of the joint.
The grafting of skin in humans or animals from one site to another to replace a lost portion of the body surface skin.
Pathological condition characterized by the backflow of blood from the ASCENDING AORTA back into the LEFT VENTRICLE, leading to regurgitation. It is caused by diseases of the AORTIC VALVE or its surrounding tissue (aortic root).
The body location or part from which tissue is taken for TRANSPLANTATION.
The flat, triangular bone situated at the anterior part of the KNEE.
Procedures used to treat and correct deformities, diseases, and injuries to the MUSCULOSKELETAL SYSTEM, its articulations, and associated structures.
A repeat operation for the same condition in the same patient due to disease progression or recurrence, or as followup to failed previous surgery.
The distance and direction to which a bone joint can be extended. Range of motion is a function of the condition of the joints, muscles, and connective tissues involved. Joint flexibility can be improved through appropriate MUSCLE STRETCHING EXERCISES.
Cartilage of the EAR AURICLE and the EXTERNAL EAR CANAL.
The growth action of bone tissue as it assimilates surgically implanted devices or prostheses to be used as either replacement parts (e.g., hip) or as anchors (e.g., endosseous dental implants).
Surgical procedure by which a tendon is incised at its insertion and placed at an anatomical site distant from the original insertion. The tendon remains attached at the point of origin and takes over the function of a muscle inactivated by trauma or disease.
Studies in which individuals or populations are followed to assess the outcome of exposures, procedures, or effects of a characteristic, e.g., occurrence of disease.
Calcium salts of phosphoric acid. These compounds are frequently used as calcium supplements.
Lack of stability of a joint or joint prosthesis. Factors involved are intra-articular disease and integrity of extra-articular structures such as joint capsule, ligaments, and muscles.
Tissues, cells, or organs transplanted between genetically different individuals of the same species.
A type of osteochondritis in which articular cartilage and associated bone becomes partially or totally detached to form joint loose bodies. Affects mainly the knee, ankle, and elbow joints.
The longest and largest bone of the skeleton, it is situated between the hip and the knee.
A fracture in which union fails to occur, the ends of the bone becoming rounded and eburnated, and a false joint occurs. (Stedman, 25th ed)
The second longest bone of the skeleton. It is located on the medial side of the lower leg, articulating with the FIBULA laterally, the TALUS distally, and the FEMUR proximally.
VERTEBRAE in the region of the lower BACK below the THORACIC VERTEBRAE and above the SACRAL VERTEBRAE.
An annular transitional zone, approximately 1 mm wide, between the cornea and the bulbar conjunctiva and sclera. It is highly vascular and is involved in the metabolism of the cornea. It is ophthalmologically significant in that it appears on the outer surface of the eyeball as a slight furrow, marking the line between the clear cornea and the sclera. (Dictionary of Visual Science, 3d ed)
A synovial hinge connection formed between the bones of the FEMUR; TIBIA; and PATELLA.
Pathological conditions involving any of the various HEART VALVES and the associated structures (PAPILLARY MUSCLES and CHORDAE TENDINEAE).
A partial or complete return to the normal or proper physiologic activity of an organ or part following disease or trauma.
An absorbable suture material used also as ligating clips, as pins for internal fixation of broken bones, and as ligament reinforcement for surgically managed ligament injuries. Its promising characteristics are elasticity, complete biodegradability, and lack of side effects such as infections.
Restoration of an organ or other structure to its original site.
Forcible or traumatic tear or break of an organ or other soft part of the body.
A device that substitutes for a heart valve. It may be composed of biological material (BIOPROSTHESIS) and/or synthetic material.
A carpal bone located between the CAPITATE BONE and the TRIQUETRUM BONE. The hamate has a prominent process that projects anteriorly.
Procedures for enhancing and directing tissue repair and renewal processes, such as BONE REGENERATION; NERVE REGENERATION; etc. They involve surgically implanting growth conducive tracks or conduits (TISSUE SCAFFOLDING) at the damaged site to stimulate and control the location of cell repopulation. The tracks or conduits are made from synthetic and/or natural materials and may include support cells and induction factors for CELL GROWTH PROCESSES; or CELL MIGRATION.
Studies used to test etiologic hypotheses in which inferences about an exposure to putative causal factors are derived from data relating to characteristics of persons under study or to events or experiences in their past. The essential feature is that some of the persons under study have the disease or outcome of interest and their characteristics are compared with those of unaffected persons.
Pathologic processes that affect patients after a surgical procedure. They may or may not be related to the disease for which the surgery was done, and they may or may not be direct results of the surgery.
The survival of a graft in a host, the factors responsible for the survival and the changes occurring within the graft during growth in the host.
Transplantation of tissue typical of one area to a different recipient site. The tissue may be autologous, heterologous, or homologous.
Transfer of HEMATOPOIETIC STEM CELLS from BONE MARROW or BLOOD between individuals within the same species (TRANSPLANTATION, HOMOLOGOUS) or transfer within the same individual (TRANSPLANTATION, AUTOLOGOUS). Hematopoietic stem cell transplantation has been used as an alternative to BONE MARROW TRANSPLANTATION in the treatment of a variety of neoplasms.
Synthetic or natural materials, other than DRUGS, that are used to replace or repair any body TISSUES or bodily function.
An autologous or commercial tissue adhesive containing FIBRINOGEN and THROMBIN. The commercial product is a two component system from human plasma that contains more than fibrinogen and thrombin. The first component contains highly concentrated fibrinogen, FACTOR VIII, fibronectin, and traces of other plasma proteins. The second component contains thrombin, calcium chloride, and antifibrinolytic agents such as APROTININ. Mixing of the two components promotes BLOOD CLOTTING and the formation and cross-linking of fibrin. The tissue adhesive is used for tissue sealing, HEMOSTASIS, and WOUND HEALING.
Surgery performed on the external, middle, or internal ear.
The transference of BONE MARROW from one human or animal to another for a variety of purposes including HEMATOPOIETIC STEM CELL TRANSPLANTATION or MESENCHYMAL STEM CELL TRANSPLANTATION.
Injuries to tissues caused by contact with heat, steam, chemicals (BURNS, CHEMICAL), electricity (BURNS, ELECTRIC), or the like.
Devices used to hold tissue structures together for repair, reconstruction or to close wounds. They may consist of adsorbable or non-adsorbable, natural or synthetic materials. They include tissue adhesives, skin tape, sutures, buttons, staples, clips, screws, etc., each designed to conform to various tissue geometries.
The process by which a tissue or aggregate of cells is kept alive outside of the organism from which it was derived (i.e., kept from decay by means of a chemical agent, cooling, or a fluid substitute that mimics the natural state within the organism).
The physiological restoration of bone tissue and function after a fracture. It includes BONY CALLUS formation and normal replacement of bone tissue.
The process of bone formation. Histogenesis of bone including ossification.
Thin outer membrane that surrounds a bone. It contains CONNECTIVE TISSUE, CAPILLARIES, nerves, and a number of cell types.
Restoration of integrity to traumatized tissue.
Union of the fragments of a fractured bone in a faulty or abnormal position. If two bones parallel to one another unite by osseous tissue, the result is a crossunion. (From Manual of Orthopaedic Terminology, 4th ed)
The innermost membranous sac that surrounds and protects the developing embryo which is bathed in the AMNIOTIC FLUID. Amnion cells are secretory EPITHELIAL CELLS and contribute to the amniotic fluid.
Internal devices used in osteosynthesis to hold the position of the fracture in proper alignment. By applying the principles of biomedical engineering, the surgeon uses metal plates, nails, rods, etc., for the correction of skeletal defects.
A type of CARTILAGE characterized by a homogenous amorphous matrix containing predominately TYPE II COLLAGEN and ground substance. Hyaline cartilage is found in ARTICULAR CARTILAGE; COSTAL CARTILAGE; LARYNGEAL CARTILAGES; and the NASAL SEPTUM.
The preparation of leukocyte concentrates with the return of red cells and leukocyte-poor plasma to the donor.
The inner and longer bone of the FOREARM.
Elements of limited time intervals, contributing to particular results or situations.
The return of a sign, symptom, or disease after a remission.
Fractures of the larger bone of the forearm.
Surgical reconstruction of a joint to relieve pain or restore motion.
A type II keratin that is found associated with the KERATIN-12 in the CORNEA and is regarded as a marker for corneal-type epithelial differentiation. Mutations in the gene for keratin-3 have been associated with MEESMANN CORNEAL EPITHELIAL DYSTROPHY.
A followup operation to examine the outcome of the previous surgery and other treatments, such as chemotherapy or radiation therapy.
Products made by baking or firing nonmetallic minerals (clay and similar materials). In making dental restorations or parts of restorations the material is fused porcelain. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed & Boucher's Clinical Dental Terminology, 4th ed)
Specialized devices used in ORTHOPEDIC SURGERY to repair bone fractures.
Human or animal tissue used as temporary wound coverings.
The properties, processes, and behavior of biological systems under the action of mechanical forces.
Renewal or physiological repair of damaged nerve tissue.
A growth differentiation factor that plays a role in early CHONDROGENESIS and joint formation.
Injury to any part of the eye by extreme heat, chemical agents, or ultraviolet radiation.
A malignancy of mature PLASMA CELLS engaging in monoclonal immunoglobulin production. It is characterized by hyperglobulinemia, excess Bence-Jones proteins (free monoclonal IMMUNOGLOBULIN LIGHT CHAINS) in the urine, skeletal destruction, bone pain, and fractures. Other features include ANEMIA; HYPERCALCEMIA; and RENAL INSUFFICIENCY.
Generating tissue in vitro for clinical applications, such as replacing wounded tissues or impaired organs. The use of TISSUE SCAFFOLDING enables the generation of complex multi-layered tissues and tissue structures.
Tumors or cancer located in bone tissue or specific BONES.
The mineral component of bones and teeth; it has been used therapeutically as a prosthetic aid and in the prevention and treatment of osteoporosis.
Removal of mineral constituents or salts from bone or bone tissue. Demineralization is used as a method of studying bone strength and bone chemistry.
Renewal or repair of lost bone tissue. It excludes BONY CALLUS formed after BONE FRACTURES but not yet replaced by hard bone.
Partial or total replacement of the CORNEA from one human or animal to another.
Artificial substitutes for body parts, and materials inserted into tissue for functional, cosmetic, or therapeutic purposes. Prostheses can be functional, as in the case of artificial arms and legs, or cosmetic, as in the case of an artificial eye. Implants, all surgically inserted or grafted into the body, tend to be used therapeutically. IMPLANTS, EXPERIMENTAL is available for those used experimentally.
A bone morphogenetic protein that is widely expressed during EMBRYONIC DEVELOPMENT. It is both a potent osteogenic factor and a specific regulator of nephrogenesis.
Pathological processes of the ear, the hearing, and the equilibrium system of the body.
Carbodiimide cross-linking reagent.
Surgery performed on the heart or blood vessels.
Techniques for securing together the edges of a wound, with loops of thread or similar materials (SUTURES).
Two pairs of small oval-shaped glands located in the front and the base of the NECK and adjacent to the two lobes of THYROID GLAND. They secrete PARATHYROID HORMONE that regulates the balance of CALCIUM; PHOSPHORUS; and MAGNESIUM in the body.
Substances used to cause adherence of tissue to tissue or tissue to non-tissue surfaces, as for prostheses.
Observation of a population for a sufficient number of persons over a sufficient number of years to generate incidence or mortality rates subsequent to the selection of the study group.
Devices which are used in the treatment of orthopedic injuries and diseases.
Pathological processes consisting of the union of the opposing surfaces of a wound.
A potent osteoinductive protein that plays a critical role in the differentiation of osteoprogenitor cells into OSTEOBLASTS.
Breaks in CARTILAGE.
Surgical insertion of synthetic material to repair injured or diseased heart valves.
Preservation of cells, tissues, organs, or embryos by freezing. In histological preparations, cryopreservation or cryofixation is used to maintain the existing form, structure, and chemical composition of all the constituent elements of the specimens.
In horses, cattle, and other quadrupeds, the joint between the femur and the tibia, corresponding to the human knee.
The outer part of the hearing system of the body. It includes the shell-like EAR AURICLE which collects sound, and the EXTERNAL EAR CANAL, the TYMPANIC MEMBRANE, and the EXTERNAL EAR CARTILAGES.
Materials used in closing a surgical or traumatic wound. (From Dorland, 28th ed)
The shaft of long bones.
The surgical fixation of a joint by a procedure designed to accomplish fusion of the joint surfaces by promoting the proliferation of bone cells. (Dorland, 28th ed)
Method of tissue preparation in which the tissue specimen is frozen and then dehydrated at low temperature in a high vacuum. This method is also used for dehydrating pharmaceutical and food products.
The process by which organs are kept viable outside of the organism from which they were removed (i.e., kept from decay by means of a chemical agent, cooling, or a fluid substitute that mimics the natural state within the organism).
Transference of tissue within an individual, between individuals of the same species, or between individuals of different species.
The procedure of removing TISSUES, organs, or specimens from DONORS for reuse, such as TRANSPLANTATION.
Excision, in part or whole, of an INTERVERTEBRAL DISC. The most common indication is disk displacement or herniation. In addition to standard surgical removal, it can be performed by percutaneous diskectomy (DISKECTOMY, PERCUTANEOUS) or by laparoscopic diskectomy, the former being the more common.
The first seven VERTEBRAE of the SPINAL COLUMN, which correspond to the VERTEBRAE of the NECK.
The surgical cutting of a bone. (Dorland, 28th ed)
The domestic dog, Canis familiaris, comprising about 400 breeds, of the carnivore family CANIDAE. They are worldwide in distribution and live in association with people. (Walker's Mammals of the World, 5th ed, p1065)
Implantable fracture fixation devices attached to bone fragments with screws to bridge the fracture gap and shield the fracture site from stress as bone heals. (UMDNS, 1999)
The release of stem cells from the bone marrow into the peripheral blood circulation for the purpose of leukapheresis, prior to stem cell transplantation. Hematopoietic growth factors or chemotherapeutic agents often are used to stimulate the mobilization.
Forward displacement of a superior vertebral body over the vertebral body below.
Organs, tissues, or cells taken from the body for grafting into another area of the same body or into another individual.
A bone tumor composed of cellular spindle-cell stroma containing scattered multinucleated giant cells resembling osteoclasts. The tumors range from benign to frankly malignant lesions. The tumor occurs most frequently in an end of a long tubular bone in young adults. (From Dorland, 27th ed; Stedman, 25th ed)
The bony deposit formed between and around the broken ends of BONE FRACTURES during normal healing.
The articulation between a metatarsal bone (METATARSAL BONES) and a phalanx.
Irradiation of the whole body with ionizing or non-ionizing radiation. It is applicable to humans or animals but not to microorganisms.
An alkylating nitrogen mustard that is used as an antineoplastic in the form of the levo isomer - MELPHALAN, the racemic mixture - MERPHALAN, and the dextro isomer - MEDPHALAN; toxic to bone marrow, but little vesicant action; potential carcinogen.
Bones that constitute each half of the pelvic girdle in VERTEBRATES, formed by fusion of the ILIUM; ISCHIUM; and PUBIC BONE.
The portion of the leg in humans and other animals found between the HIP and KNEE.
Cell growth support structures composed of BIOCOMPATIBLE MATERIALS. They are specially designed solid support matrices for cell attachment in TISSUE ENGINEERING and GUIDED TISSUE REGENERATION uses.
Tongues of skin and subcutaneous tissue, sometimes including muscle, cut away from the underlying parts but often still attached at one end. They retain their own microvasculature which is also transferred to the new site. They are often used in plastic surgery for filling a defect in a neighboring region.
Non-human animals, selected because of specific characteristics, for use in experimental research, teaching, or testing.
An anatomic severity scale based on the Abbreviated Injury Scale (AIS) and developed specifically to score multiple traumatic injuries. It has been used as a predictor of mortality.
The physical state of supporting an applied load. This often refers to the weight-bearing bones or joints that support the body's weight, especially those in the spine, hip, knee, and foot.
A hinge joint connecting the FOREARM to the ARM.
An immune response with both cellular and humoral components, directed against an allogeneic transplant, whose tissue antigens are not compatible with those of the recipient.
The outer shorter of the two bones of the FOREARM, lying parallel to the ULNA and partially revolving around it.
Polymers of organic acids and alcohols, with ester linkages--usually polyethylene terephthalate; can be cured into hard plastic, films or tapes, or fibers which can be woven into fabrics, meshes or velours.
A group of compounds with the general formula M10(PO4)6(OH)2, where M is barium, strontium, or calcium. The compounds are the principal mineral in phosphorite deposits, biological tissue, human bones, and teeth. They are also used as an anticaking agent and polymer catalysts. (Grant & Hackh's Chemical Dictionary, 5th ed)
Preparative treatment of transplant recipient with various conditioning regimens including radiation, immune sera, chemotherapy, and/or immunosuppressive agents, prior to transplantation. Transplantation conditioning is very common before bone marrow transplantation.
A strong ligament of the knee that originates from the anterolateral surface of the medial condyle of the femur, passes posteriorly and inferiorly between the condyles, and attaches to the posterior intercondylar area of the tibia.
Polyester polymers formed from terephthalic acid or its esters and ethylene glycol. They can be formed into tapes, films or pulled into fibers that are pressed into meshes or woven into fabrics.
A protective layer of firm, flexible cartilage over the articulating ends of bones. It provides a smooth surface for joint movement, protecting the ends of long bones from wear at points of contact.
Bone-growth regulatory factors that are members of the transforming growth factor-beta superfamily of proteins. They are synthesized as large precursor molecules which are cleaved by proteolytic enzymes. The active form can consist of a dimer of two identical proteins or a heterodimer of two related bone morphogenetic proteins.
The hemispheric articular surface at the upper extremity of the thigh bone. (Stedman, 26th ed)
The treatment of a disease or condition by several different means simultaneously or sequentially. Chemoimmunotherapy, RADIOIMMUNOTHERAPY, chemoradiotherapy, cryochemotherapy, and SALVAGE THERAPY are seen most frequently, but their combinations with each other and surgery are also used.
A glucocorticoid employed, usually as eye drops, in the treatment of allergic and inflammatory conditions of the eye. It has also been used topically in the treatment of various skin disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p732)
The transfer of STEM CELLS from one individual to another within the same species (TRANSPLANTATION, HOMOLOGOUS) or between species (XENOTRANSPLANTATION), or transfer within the same individual (TRANSPLANTATION, AUTOLOGOUS). The source and location of the stem cells determines their potency or pluripotency to differentiate into various cell types.
A slowly growing malignant neoplasm derived from cartilage cells, occurring most frequently in pelvic bones or near the ends of long bones, in middle-aged and old people. Most chondrosarcomas arise de novo, but some may develop in a preexisting benign cartilaginous lesion or in patients with ENCHONDROMATOSIS. (Stedman, 25th ed)
The interarticular fibrocartilages of the superior surface of the tibia.
Liquids transforming into solids by the removal of heat.
The destroying of all forms of life, especially microorganisms, by heat, chemical, or other means.
Scales, questionnaires, tests, and other methods used to assess pain severity and duration in patients or experimental animals to aid in diagnosis, therapy, and physiological studies.
The nerves outside of the brain and spinal cord, including the autonomic, cranial, and spinal nerves. Peripheral nerves contain non-neuronal cells and connective tissue as well as axons. The connective tissue layers include, from the outside to the inside, the epineurium, the perineurium, and the endoneurium.
The maximum stress a material subjected to a stretching load can withstand without tearing. (McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed, p2001)
Fractures of the femur.
Rods of bone, metal, or other material used for fixation of the fragments or ends of fractured bones.
A specialized CONNECTIVE TISSUE that is the main constituent of the SKELETON. The principle cellular component of bone is comprised of OSTEOBLASTS; OSTEOCYTES; and OSTEOCLASTS, while FIBRILLAR COLLAGENS and hydroxyapatite crystals form the BONE MATRIX.
Surgery performed on the heart.
A scraping, usually of the interior of a cavity or tract, for removal of new growth or other abnormal tissue, or to obtain material for tissue diagnosis. It is performed with a curet (curette), a spoon-shaped instrument designed for that purpose. (From Stedman, 25th ed & Dorland, 27th ed)
Adhesives used to fix prosthetic devices to bones and to cement bone to bone in difficult fractures. Synthetic resins are commonly used as cements. A mixture of monocalcium phosphate, monohydrate, alpha-tricalcium phosphate, and calcium carbonate with a sodium phosphate solution is also a useful bone paste.
Any of the ruminant mammals with curved horns in the genus Ovis, family Bovidae. They possess lachrymal grooves and interdigital glands, which are absent in GOATS.
The part of the pelvis that comprises the pelvic socket where the head of FEMUR joins to form HIP JOINT (acetabulofemoral joint).
A sarcoma originating in bone-forming cells, affecting the ends of long bones. It is the most common and most malignant of sarcomas of the bones, and occurs chiefly among 10- to 25-year-old youths. (From Stedman, 25th ed)
Precursor of an alkylating nitrogen mustard antineoplastic and immunosuppressive agent that must be activated in the LIVER to form the active aldophosphamide. It has been used in the treatment of LYMPHOMA and LEUKEMIA. Its side effect, ALOPECIA, has been used for defleecing sheep. Cyclophosphamide may also cause sterility, birth defects, mutations, and cancer.
Glycoproteins found on immature hematopoietic cells and endothelial cells. They are the only molecules to date whose expression within the blood system is restricted to a small number of progenitor cells in the bone marrow.
The species Oryctolagus cuniculus, in the family Leporidae, order LAGOMORPHA. Rabbits are born in burrows, furless, and with eyes and ears closed. In contrast with HARES, rabbits have 22 chromosome pairs.
X-RAY COMPUTERIZED TOMOGRAPHY with resolution in the micrometer range.
The condition of an anatomical structure's being dilated beyond normal dimensions.
Congenital dislocation of the hip generally includes subluxation of the femoral head, acetabular dysplasia, and complete dislocation of the femoral head from the true acetabulum. This condition occurs in approximately 1 in 1000 live births and is more common in females than in males.
Injuries to the PERIPHERAL NERVES.
Progenitor cells from which all blood cells derive.
Therapeutic act or process that initiates a response to a complete or partial remission level.
Veins in the neck which drain the brain, face, and neck into the brachiocephalic or subclavian veins.
Small-scale tests of methods and procedures to be used on a larger scale if the pilot study demonstrates that these methods and procedures can work.
Cardiac manifestation of systemic rheumatological conditions, such as RHEUMATIC FEVER. Rheumatic heart disease can involve any part the heart, most often the HEART VALVES and the ENDOCARDIUM.
The proportion of survivors in a group, e.g., of patients, studied and followed over a period, or the proportion of persons in a specified group alive at the beginning of a time interval who survive to the end of the interval. It is often studied using life table methods.
Abnormally elevated PARATHYROID HORMONE secretion as a response to HYPOCALCEMIA. It is caused by chronic KIDNEY FAILURE or other abnormalities in the controls of bone and mineral metabolism, leading to various BONE DISEASES, such as RENAL OSTEODYSTROPHY.
The vein accompanying the femoral artery in the same sheath; it is a continuation of the popliteal vein and becomes the external iliac vein.
The continuous turnover of BONE MATRIX and mineral that involves first an increase in BONE RESORPTION (osteoclastic activity) and later, reactive BONE FORMATION (osteoblastic activity). The process of bone remodeling takes place in the adult skeleton at discrete foci. The process ensures the mechanical integrity of the skeleton throughout life and plays an important role in calcium HOMEOSTASIS. An imbalance in the regulation of bone remodeling's two contrasting events, bone resorption and bone formation, results in many of the metabolic bone diseases, such as OSTEOPOROSIS.
A fibrous cord that connects the muscles in the back of the calf to the HEEL BONE.
Biocompatible materials usually used in dental and bone implants that enhance biologic fixation, thereby increasing the bond strength between the coated material and bone, and minimize possible biological effects that may result from the implant itself.
The white, opaque, fibrous, outer tunic of the eyeball, covering it entirely excepting the segment covered anteriorly by the cornea. It is essentially avascular but contains apertures for vessels, lymphatics, and nerves. It receives the tendons of insertion of the extraocular muscles and at the corneoscleral junction contains the canal of Schlemm. (From Cline et al., Dictionary of Visual Science, 4th ed)
Tomography using x-ray transmission and a computer algorithm to reconstruct the image.
A measure of the quality of health care by assessment of unsuccessful results of management and procedures used in combating disease, in individual cases or series.
Microscopy in which the object is examined directly by an electron beam scanning the specimen point-by-point. The image is constructed by detecting the products of specimen interactions that are projected above the plane of the sample, such as backscattered electrons. Although SCANNING TRANSMISSION ELECTRON MICROSCOPY also scans the specimen point by point with the electron beam, the image is constructed by detecting the electrons, or their interaction products that are transmitted through the sample plane, so that is a form of TRANSMISSION ELECTRON MICROSCOPY.
Summarizing techniques used to describe the pattern of mortality and survival in populations. These methods can be applied to the study not only of death, but also of any defined endpoint such as the onset of disease or the occurrence of disease complications.
A therapeutic approach, involving chemotherapy, radiation therapy, or surgery, after initial regimens have failed to lead to improvement in a patient's condition. Salvage therapy is most often used for neoplastic diseases.
Diseases of the cornea.
The soft tissue filling the cavities of bones. Bone marrow exists in two types, yellow and red. Yellow marrow is found in the large cavities of large bones and consists mostly of fat cells and a few primitive blood cells. Red marrow is a hematopoietic tissue and is the site of production of erythrocytes and granular leukocytes. Bone marrow is made up of a framework of connective tissue containing branching fibers with the frame being filled with marrow cells.
The use of internal devices (metal plates, nails, rods, etc.) to hold the position of a fracture in proper alignment.
The number of LEUKOCYTES and ERYTHROCYTES per unit volume in a sample of venous BLOOD. A complete blood count (CBC) also includes measurement of the HEMOGLOBIN; HEMATOCRIT; and ERYTHROCYTE INDICES.
Sacroiliac arthrodesis using a posterior midline fascial splitting approach and pedicle screw instrumentation: A new technique ... autograft, allograft, and xenograft), and type of bone graft enhancing material (bone morphogenetic proteins). Another ... fascial splitting that is posterior midline, posterior lateral, posterior lateral inferior, lateral, anterior), instrumentation ...
Brent, B., Acland, R. D., and Upton, J.: "Extremity Repair with Temporal Fascial Free Flaps." In Brent, B. (Ed.): The Artistry ... Brent, B.: "The Versatile Cartilage Autograft: Current Trends in Clinical Transplantation." Clinics in Plastic Surgery, 6:163, ... Brent, B., Upton, J., Acland, R. D., et al.: "Experience with the Temporoparietal Fascial Free Flap." Plastic & Reconstructive ... Brent, B.: "Auricular Reconstruction with a Fascial Transposition Flap." In Brent, B. (Ed.): The Artistry of Reconstructive ...
The semitendinosus tendon can be harvested using a hamstring stripper for use as the reconstruction autograft. The autograft is ... It has a fascial expansion on the distal-medial aspect that attaches to the medial gastrocnemius tendon, capsular arm of the ... The POL (called by older texts: oblique portion of the sMCL) is a fascial expansion with three main components: superficial, ... Surgery involving direct repair (with or without augmentation from a hamstring autograft), among other previously used ...
... and fascial granuloma is one of the common complications of pterygium excision. This study aimed to investigate the... ... The fascial granuloma excision with conjunctival autografting is effective and safe in treating fascial granuloma after ... Pterygium Fascial granuloma excision Conjunctival autografting This is a preview of subscription content, log in to check ... The efficacy of fascial granuloma excision with conjunctival autografting after pterygium surgery. ...
Seven patients with fascial pulmonary valves had problems, requiring removal in four. There was a small (2%) morbidity from the ... and without deteriorating autograft function or need for anticoagulants. Histology of five autografts examined up to seven ... Important aortic regurgitation occurred only early and was always related to technical malpositioning of one autograft cusp. ... Eighty-five survivors who left hospital after pulmonary autograft replacement for severe aortic regurgitation have been ...
20937 Autograft for spine surgery only (includes harvesting the graft); morselized (through separate skin or fascial incision) ... 20936 Autograft for spine surgery only (includes harvesting the graft); local (eg, ribs, spinous process, or laminar fragments ... 20936 Autograft for spine surgery only (includes harvesting the graft); local (eg, ribs, spinous process, or laminar fragments ... 20938 Autograft for spine surgery only (includes harvesting the graft); structural, bicortical or tricortical (through separate ...
Sling materials include autografts (rectus fascia or fascia lata), allografts (fascia lata), xenografts (porcine dermis), and ... Surgical management of stress urinary incontinence in women: Bladder neck fascial sling procedures. Author. Kimberly Kenton, MD ... Burch colposuspension versus fascial sling to reduce urinary stress incontinence. N Engl J Med 2007; 356:2143. ... In women undergoing surgical treatment, midurethral synthetic slings are generally preferred to bladder neck fascial slings or ...
For the morselized autograft, you would report 20937.. For placement of the interbody cage at the first level, you would report ... through separate skin or fascial incision) (List separately in addition to code for primary procedure) for the harvest, ... For instance, in the aforementioned PLIF with morselized autograft example, the surgeon also may have fixed pedicle screws at ... 1. Was the graft taken from the patients body (an autograft) or from another source (allograft)? If documentation includes ...
Various procedures including fascial turndown [2], local autograft tendon transfer [11, 17], allograft reconstruction [14], and ... Fascial turndown has shown good results as a treatment for this condition [7, 16], but this procedure also involves an incision ... The use of a semitendinosus autograft reconstruction has been described [4, 9, 10]. In one study, 22 of 26 patients undergoing ... Semitendinosus tendon autograft for reconstruction of large defects in chronic Achilles tendon ruptures. Foot Ankle Int. 2014; ...
The muscle, wrapped in gauze moistened with warm physiological saline, was elevated and fascial connections were cut or removed ... The free autografting of entire limb muscles in the catMorphology.. код для вставки. код для вставки на сайт или в блог. Ширина ... The Free Autografting of Entire Limb Muscles in the Cat: Morphology 1 SHAHZAD A. MUFTI, BRUCE M. CARLSON,3 LEO C. MAXWELL AND ... The successful free autografting of entire skeletal muscles was first performed on the gastrocnemius muscle in rats by Bosova ...
28446 Open osteochondral autograft, talus (includes obtaining graft[s]). Open osteochondral autograft of talus is a new ... 20938 …structural, bicortical or tricortical (through separate skin or fascial incision) (List separately in addition to code ... 27416 Osteochondral autograft(s), knee, open (eg, mosaicplasty) (includes harvesting of autograft[s] ... 20936 Autograft for spine surgery only (includes harvesting the graft); local (eg, ribs, spinous process, or laminar fragments ...
Angiogenesis, Fascial flap, Nerve graft, Nerve injury, Nerve regeneration, Peripheral nerve, Vascular endothelial growth factor ... nerve grafts have limited applicability and future directions could lead towards off-the-shelf alternatives to autografting, ... Basic science research has shown that a vascularized fascial flap containing adipose tissue and a vascular bundle improves ...
Onlay Bone Autografts in Nasal Augmentation: Ilium versus Calvaria. Agostini, Tommaso; Lazzeri, Davide; Pascone, Christian; ... Component Separation Improves Outcomes in VRAM Flap Donor Sites with Excessive Fascial Tension. Baumann, Donald P.; Butler, ... Modification of the Postauricular Fascial Flap in Mustardé and Furnas Type Otoplasty. Adamthwaite, Jonathan; Sabbagh, Walid ...
One may use bovine pericardium or a fascial autograft to close the dura in some of these latter cases. Closure is then enhanced ...
... reconstruction of critical-sized long bone defects using a fascial autograft and reamer-irrigator-aspirator autograft ... Current treatments include distraction osteogenesis, cancellous autograft, induced membranes ... Authors: Navid M Ziran and ...
Sacroiliac arthrodesis using a posterior midline fascial splitting approach and pedicle screw instrumentation: A new technique ... autograft, allograft, and xenograft), and type of bone graft enhancing material (bone morphogenetic proteins). Another ... fascial splitting that is posterior midline, posterior lateral, posterior lateral inferior, lateral, anterior), instrumentation ...
CPT code 20937 (Autograft for spine surgery only (includes harvesting the graft); morselized (through separate skin or fascial ... CPT code 20936 (Autograft for spine surgery only (includes harvesting the graft); local (eg, ribs, spinous process, or laminar ... CPT code 20938 (Autograft for spine surgery only (includes harvesting the graft); structural, bicortical or tricotical (through ... separate skin or fascial incision)).. *CPT code 22552 (Arthrodesis, anterior interbody, including disc space preparation, ...
5. Extensive fascial level excisions are not always required - layered excisions are preferred. ... 6. Excisions are followed by autograft. Can defer if child is physiologically unstable. ...
Delayed Full-Thickness Autografting of Cryopreserved Avulsed Skin in Degloving Injuries of the Extremities. Nogueira, Alejandro ... Improved Technique for Fascial Sling Reconstruction of Severe Congenital Ptosis. Pearl, Robert M. ... Endoscopic Harvest of Free Temporoparietal Fascial Flap to Improve Donor-Site Morbidity. Yano, Hiroki; Fukui, Masashi; Yamada, ...
Autograft for spine surgery only (includes harvesting the graft); morselized (through separate skin or fascial incision) (List ... She extracts the autograft from the patients own bone, taken from the same surgical incision.. Coding Tips:. Code 20936 is an ... She extracts the autograft from the patients own body during the surgical procedure, through a separate incision.. Coding Tips ... The provider uses an autograft, a type of donor bone, to fill in bony defects as she performs a spinal surgery procedure. She ...
Autograft for spine surgery only (includes harvesting the graft); morselized (through separate skin or fascial incision) (List ... She extracts the autograft from the patients own bone, taken from the same surgical incision.. Coding Tips:. Code 20936 is an ... She extracts the autograft from the patients own body during the surgical procedure, through a separate incision.. Coding Tips ... The provider uses an autograft, a type of donor bone, to fill in bony defects as she performs a spinal surgery procedure. She ...
The Use of Dermal Autograft for Fascial Repair of TRAM Flap Donor Sites Author(s): Ali Arab Kheradmand , Neda Ranjbar Novin , ...
... fascial sling suspension via allograft or autograft, injectables and implants (ENDURAGen, AlloDerm, LifeCell, Bridgewater, New ... During SA fascial flap dissections, we observed that fascial and vascular structures can mechanically constrain the thoracic ... This fascial flap is sutured back to the parotid bed creating a barrier of the aberrant regeneration of sympathetic fibers thus ... Instead, a thick fascial band deep to the distal edge of the supinator was found responsible. This case illustrates the ...
supplemental fascial release may be necessary to mobilize the muscle belly in chronic situations ... Gracillis weave (allograft versus autograft). Complications. *Re-rupture (5-7%) *failure is most often suture-tendon interface ...
... and ultimately autografting. MLL is a rare, often overlooked, internal degloving injury. Surgeons must maintain a high index of ... The primary dressings were removed 5 days post-autografting with satisfactory results [Fig. 3]; after 5 weeks, autograft take ... Disrupted perforating vessels along fascial planes are the main source of continued fluid accumulation, and given the large ... Autograft application to replace devitalized tissue offers the most predictable and desired results. Negative pressure therapy ...
Autograft for duroplasty: In an effort to minimize the use of synthetic grafts, the authors recommend harvesting nuchal ... Tight fascial closure: The resection cavity is closed with a meticulous approximation of muscle, fascia, and skin. ...
... autografts, split-thickness graft, full-thickness graft, skin substitute, cutaneous flap, fascial flap, muscle flap, osseous ... seven undifferentiated autografts cases, and four unknown grafts. Graft survival was reported in eight cases. Flaps were used ...
Tangential or fascial excisions are acceptable techniques, and single- or multi-stage graftings can be used to cover the wounds ... Cultured keratinocytes -cultured epithelial autograft Excision and grafting should be done by an experienced burn surgeon. ...
This lecture focuses on the muscular, fascial and vascular anatomy of the gluteal region and potential dangers associated with ... autografts; adipose tissue ... Keywords: facial nerve; facial nerve injury; facelift; Fascial ...
Brent, B., Acland, R. D., and Upton, J.: "Extremity Repair with Temporal Fascial Free Flaps." In Brent, B. (Ed.): The Artistry ... Brent, B.: "The Versatile Cartilage Autograft: Current Trends in Clinical Transplantation." Clinics in Plastic Surgery, 6:163, ... Brent, B., Upton, J., Acland, R. D., et al.: "Experience with the Temporoparietal Fascial Free Flap." Plastic & Reconstructive ... Brent, B.: "Auricular Reconstruction with a Fascial Transposition Flap." In Brent, B. (Ed.): The Artistry of Reconstructive ...
Treatment with rhBMP-2, rather than autograft, may also play a role in overcoming the effects of vitamin D deficiency on fusion ... However, in an effort to judiciously use animals, we chose instead to create 2 separate fascial incisions to contain the 2 ... including separate fascial incisions, which essentially created separate compartments in the spine. After placement of graft ... and hypervitaminosis D diet groups at 12 weeks following L4-5 posterolateral fusion using tail autograft.22 While improvements ...
... palmar fascial fibromatosis,palmar fibromatosis,partial acl tear,partial hip arthroplasty,partial hip replacement,partial hip ... osteochondral autograft transfer system,osteotomies,osteotomy,osteotomy - action,osteotomy - action (qualifier value),osteotomy ... palmar fascial fibromatosis,palmar fibromatosis,partial acl tear,partial hip arthroplasty,partial hip replacement,partial hip ... palmar fascial fibromatosis,palmar fibromatosis,partial acl tear,partial hip arthroplasty,partial hip replacement,partial hip ...
Abul-Hassan HS, von Drasek Ascher G, Acland RD: Surgical anatomy and blood supply of the fascial layers of the temporal region ... for ear reconstruction and they also stated that these anatomical structures could be used as a free microvascular autograft [8 ... But temporalis region has a specific fascial anatomy. In the temporoparietal region, there are four and in some places five ... The deep temporalis fascia is a white, dense, though, uniform fascial layer similar in strength, appearance, and thickness to ...

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