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  • auditory
  • The test is performed by an otologist or audiologist with specialized training, and is used for detection of elevated inner ear pressure (endolymphatic hydrops) or for the testing and monitoring of inner ear and auditory nerve function during surgery. (wikipedia.org)
  • The most common clinical applications of electrocochleography include: Objective identification and monitoring of Ménière's disease and endolymphatic hydrops (EH) Intraoperative monitoring of auditory system function during surgery on the brainstem or cerebellum Enhancement of Wave I of the auditory brainstem response, particularly in patients who are hard of hearing Diagnosis of auditory neuropathy The basilar membrane and the hair cells of the cochlea function as a sharply tuned frequency analyzer. (wikipedia.org)
  • Sensory evoked potentials (SEP) are recorded from the central nervous system following stimulation of sense organs, for example, visual evoked potentials elicited by a flashing light or changing pattern on a monitor, auditory evoked potentials by a click or tone stimulus presented through earphones), or tactile or somatosensory evoked potential (SSEP) elicited by tactile or electrical stimulation of a sensory or mixed nerve in the periphery. (wikipedia.org)
  • tumors
  • EEG electroencephalography is used for monitoring of cerebral function in neurovascular cases (cerebral aneurysms, carotid endarectomy) and for defining tumor margins in epilepsy surgery and some cerebral tumors. (wikipedia.org)
  • Image-guided surgery helps surgeons perform safer and less invasive procedures, and remove brain tumors that were once considered inoperable due to their size or location. (wikipedia.org)
  • aortic
  • The study population will consist of all consecutive patients with thoracoabdominal aortic aneurysms who will be subjected to neuromonitoring-guided open repair of the aortic aneurysm at the Department of Vascular Surgery of San Raffaele Hospital. (clinicaltrials.gov)
  • localize
  • SEPs are routinely used in neurology today to confirm and localize sensory abnormalities, to identify silent lesions and to monitor changes during surgical procedures. (wikipedia.org)
  • objective
  • The study objective was to determine how intraoperative measurements of blood flow correlate with treatment response assessed several weeks post treatment. (uci.edu)
  • Methods
  • STUDY DESIGN/MATERIALS AND METHODS: We employed Laser Speckle Imaging (LSI) to measure intraoperative blood-flow dynamics. (uci.edu)
  • Different CO monitor methods can be characterized by their invasiveness or their ability to measure continuously. (wikipedia.org)
  • Most of the monitors able to provide a continuous measure of the CO, are based on the analysis of the arterial blood pressure(BP) curve, called pulse contour methods. (wikipedia.org)
  • clinical
  • its clinical applications by non-invasive continuous hemodynamic monitoring are especially useful for some medical specialties like anaesthesiology, emergency care and cardiology, for example to prevent hypoperfusion and to guide fluid administration. (wikipedia.org)
  • A Cochrane review in 2014 found that "Four studies (7761 patients) that used clinical signs as a guide to anaesthetic administration in standard practice, as the control group, demonstrated a significant reduction in the risk of awareness with BIS monitoring. (wikipedia.org)
  • surgeon uses
  • The camera emits pictures and/or video of the operating field to a monitor, while the surgeon uses special surgical instruments to remove the herniated disc material safely, with precision. (wikipedia.org)
  • nerves
  • The access to the prolapse is achieved using a three-step guide wire technique: The surgeon gradually dilates through the soft tissue with the aid of C-Arm radiographic monitoring and stretches the foramen step-by-step, with little or no disturbance to the surrounding muscles and nerves. (wikipedia.org)
  • Laryngeal
  • Treatment options are extensively described, and there are individual chapters on functional therapy, botulinum toxin injection, the full range of phonosurgery options (including transoral endoscopic techniques, office-based phonosurgery, framework surgery, and laryngeal reinnervation), and laryngeal transplantation. (springer.com)
  • Neck Surgery
  • Position Statements are approved by the American Academy of Otolaryngology-Head and Neck Surgery or Foundation (AAO-HNS/F) Boards of Directors and are typically generated from AAO-HNS/F committees. (entnet.org)
  • patients
  • Patients benefit from neuromonitoring during certain surgical procedures, namely any surgery where there is risk to the nervous system. (wikipedia.org)
  • The reason for the patients' catabolic response was not understood at the time, but later attention was turned to the stress reaction caused by the surgery. (wikipedia.org)
  • Since its discovery, the use of CO monitoring has been restricted to certain kind of patients because of the risk of the classical procedures. (wikipedia.org)
  • cardiac
  • Fellows are trained to achieve expertise in the advanced monitoring techniques including invasive blood pressure, arterial blood gas analysis, cardiac output monitoring, jugular venous oxygen saturation, cerebral oximetry, Bispectral Index (BIS), Transcranial doppler (TCD), and Near infrared spectroscopy (NIRS). (wikipedia.org)
  • uses
  • citation needed] As with other types of EEG analysis, the calculation algorithm that the BIS monitor uses is proprietary. (wikipedia.org)
  • therefore
  • Therefore, concomitant EEG monitoring of the effects of tDCS can provide valuable information on the mechanisms of tDCS. (jove.com)
  • However, duration of surgery may affect the stress response which therefore may make comparisons of procedures that differ in time difficult. (wikipedia.org)
  • BIS is used as an adjunct to monitoring under anaesthesia - its use has been shown to reduce overall dose of anaesthetic agent used and therefore may improve recovery time from anaesthesia. (wikipedia.org)
  • Therefore, although the principles of BIS and other monitors are well known, the exact method used in each case is not. (wikipedia.org)
  • anaesthesia
  • 34 monitoring changes have been attributed to anaesthesia, while 50 were surgery associated. (egms.de)
  • Measurement of surgical stress is used in anaesthesia, physiology and surgery. (wikipedia.org)
  • BIS cannot be used as the sole monitor of anaesthesia, as it is affected by several other factors, including the anaesthetic drugs used (BIS is relatively insensitive to agents such as ketamine and nitrous oxide), and muscle movement or artefact from surgical equipment. (wikipedia.org)
  • treatment
  • RESULTS: Intraoperative LSI enables real-time monitoring of blood-flow dynamics in response to laser treatment and can inform clinicians on the need for focused re-treatment. (uci.edu)
  • Treatment of the condition is by surgery or radiation, and often results in substantial or complete hearing loss in the affected ear. (wikipedia.org)
  • patient
  • Every intervertebral surgery requires a prior detailed discussion with the patient and imaging diagnostics such as MRI, CT scans and/or X-ray. (wikipedia.org)
  • In a surgery patient, the stress reaction is considered detrimental for wound healing. (wikipedia.org)
  • This period is used to prepare the patient both physically and psychologically for the surgical procedure and after surgery. (wikipedia.org)
  • One of the reasons for the name of Medical Systems was due to the increase in the electro-medical business, which began in 1961 with the introduction of patient monitoring equipment. (wikipedia.org)
  • survival
  • This prospective randomized controlled study aimed to analyze the short-term outcomes, QOL after survival, and the mental status of aged patients with esophageal cancer who underwent esophagectomy and postoperative care with our modified enhanced recovery after surgery (mERAS) protocol. (amegroups.com)
  • tumor
  • Cholangiocarcinoma is considered to be an incurable and rapidly lethal cancer unless both the primary tumor and any metastases can be fully removed by surgery. (wikipedia.org)
  • Surgery may follow neoadjuvant chemotherapy, which aims to shrink the tumor and increasing the likelihood of complete resection. (wikipedia.org)
  • hemoglobin
  • Continuous oximetric monitoring of jugular venous bulb hemoglobin saturation provides a global assessment of brain oxygenation but requires frequent recalibration, which has been a major factor limiting wider use. (asahq.org)
  • abdominal
  • The leading treatment option for endometrial cancer is abdominal hysterectomy (the total removal by surgery of the uterus), together with removal of the fallopian tubes and ovaries on both sides, called a bilateral salpingo-oophorectomy. (wikipedia.org)
  • Dietmar H. Wittmann, M.D., Ph.D., FACS is an academic surgeon specializing in complex abdominal surgery. (wikipedia.org)
  • Based on these studies Dr. Wittmann habilitated for Professor of Surgery at University of Hamburg defending his thesis about the concentration dynamics of antimicrobials intra-abdominal infections. (wikipedia.org)
  • cerebral
  • A noninvasive monitor would greatly expand the population of surgical and critically ill patients in whom changes in cerebral venous saturation could be used to direct therapy and could permit earlier monitoring. (asahq.org)
  • Since the 1970s, SSEP (somatosensory evoked potentials) have been used to monitor spinal cord function by stimulating a nerve distal to the surgery, and recording from the cerebral cortex or other locations rostral to the surgery. (wikipedia.org)
  • precise
  • 7 However, although brain tissue Po 2 monitoring provides a precise regional measurement of tissue oxygenation, it provides no information about inadequate tissue oxygenation in remote sites and is clearly unsuitable for clinical situations in which intracranial devices are not customarily inserted. (asahq.org)
  • interventional
  • Ferenc Andras Jolesz (May 21, 1946 - December 31, 2014) was a Hungarian-American physician and scientist best known for his research on image guided therapy, the process by which information derived from diagnostic imaging is used to improve the localization and targeting of diseased tissue to monitor and control treatment during surgical and interventional procedures. (wikipedia.org)
  • The patient positioning on the CT scanner table differs from the positioning on an interventional table during hybrid surgery. (wikipedia.org)
  • insertion
  • An intraoperative 3D image allows highly accurate planning after the insertion of these tools, and through modern 3D tools it can be done within a few minutes. (wikipedia.org)
  • disease
  • A biliary drain can also be used to take bile samples for diagnostic workup or disease monitoring, as well as providing a route of administration for medical substances. (wikipedia.org)
  • No potentially curative treatment exists except surgery, but most people have advanced stage disease at presentation and are inoperable at the time of diagnosis. (wikipedia.org)
  • study
  • The aim of this study was to determine whether a modified enhanced recovery after surgery (mERAS) protocol has a positive effect on the recovery of aged patients with esophageal cancer undergoing esophagectomy. (amegroups.com)
  • This week's research studies follow on nicely from last week's Lancet report of European surgical moratlity, with a large American database study reporting an intra-operative cardiac arrest rate of 7/10,000 surgeries. (criticalcarereviews.com)
  • surgeon
  • Dan Reinstein is a specialist ophthalmic surgeon in the UK and is a board-certified registered specialist ophthalmologist in the USA, Canada and the UK, specialising in the field of refractive surgery (vision correction). (wikipedia.org)
  • Professor
  • In 2006, Professor Reinstein together with Dr. Cynthia Roberts instigated and headed the Biomechanics Section of the Journal of Refractive Surgery. (wikipedia.org)
  • In 1988 he joined the faculty Robert E. Condon and Dr. Charles Aprahamian at the Medical College of Wisconsin and became a full Professor of Surgery. (wikipedia.org)
  • procedures
  • Changes in anatomy: During endovascular procedures, such as the grafting of an aortic aneurysm, 3D planning can be done either on CT image acquired preoperatively or on an intraoperative 3D image acquired by rotational angiography. (wikipedia.org)
  • allows
  • This allows direct monitoring of motor tracts in the spinal cord. (wikipedia.org)
  • Rotational angiography is a medical imaging technique based on x-ray, that allows to acquire CT-like 3D volumes during hybrid surgery or during a catheter intervention using a fixed C-Arm. (wikipedia.org)
  • risk
  • In recent years, based on previous reports and our own experience, we have modified the ERAS protocol in many aspects for aged patients who are physically weaker and at more risk than younger patients when undergoing surgery. (amegroups.com)
  • Some studies suggest an increased risk of mortality and thrombotic events, and use in cardiovascular surgery remains off-label. (readbyqxmd.com)
  • Other significant risk factors for ICA were emergency surgery (adjusted odds ratio = 2.04, 95% CI = 1.45-2.86) and being functionally dependent presurgery (adjusted odds ratio = 2.33, 95% CI = 1.69-3.22). (criticalcarereviews.com)
  • For example, during any surgery on the thoracic or cervical spinal column, there is some risk to the spinal cord. (wikipedia.org)
  • common
  • However, not all lymph nodes are removed in the most common type of pancreaticoduodenectomy because studies showed that patients did not benefit from the more extensive surgery. (wikipedia.org)
  • Blood
  • Pediatric craniosynostosis surgery is associated with significant blood loss often requiring allogenic blood transfusion (ABT). (readbyqxmd.com)
  • University
  • alongside the Royal Liverpool University Hospital, Liverpool Women's Hospital, Liverpool Heart and Chest Hospital, The Walton Centre, Mersey Regional Burns and Plastic Surgery Unit, and Clatterbridge Cancer Centre. (wikipedia.org)
  • pain
  • Dogs were scored for signs of pain by a multiparametric scales at 0, 1, 2, 3, 4, 5 and 6 hours after surgery. (vin.com)
  • Pain score for the placebo group was higher than for the carprofen groups, 1, 3, 4, 5 and 6 hours after surgery. (vin.com)
  • major
  • 13 g/dL) scheduled for a major orthopedic surgery. (readbyqxmd.com)
  • Dan Reinstein is an experienced and accomplished research scientist in the field of laser eye surgery and makes major contributions to the field. (wikipedia.org)
  • given
  • Dogs undergoing surgery were allocated by random draw into 3 groups: group A: 5 dogs given carprofen (4 mg/kg) prior surgery and saline (0.9% NaCl) solution after surgery, group B: 5 dogs given saline solution prior surgery and carprofen after surgery, group C: 5 dogs given saline solution prior surgery and after surgery. (vin.com)