... clinical data and machine learning to predict the brain during coma or anesthesia. For example, it is possible to anticipate ... "A quantitative description of membrane current and its application to conduction and excitation in nerve". J. Physiol. 117 (4 ... "Combining transient statistical markers from the EEG signal to predict brain sensitivity to general anesthesia". Biomedical ...
Kane's grandfather, also named Evan O'Neill Kane, was a doctor who was so enamoured of the idea of local anesthesia that he ... The Kane Hamiltonian describes the valence and conduction bands in sp3 bonded semiconductors: the group IV, III-V and II-VI ... Kane improved previous valence band models by adding the lowest conduction band. This model was extended later to take into ...
... is a medical condition where the normal conduction through the neuromuscular junction fails to ... These include overuse of anticholinesterase drugs, high-dose prednisone, and anesthesia and neuromuscular blockers for ... Nerve conduction studies Exercise testing Single-fiber EMG Cholinesterase inhibitors at AChR Thymectomy Medical therapy: ...
Subspecialties include electroencephalography, electromyography, evoked potential, nerve conduction study and polysomnography. ... or anesthesia. Most of these have branched from one or other of the two camps above; for example anaesthesia developed first as ...
Under general anesthesia, a small surgical incision is made between the ribs, followed by a small puncture of the heart. The ... and conduction abnormalities, such as high-degree AV-block with need for permanent pacemaker implantation must be monitored to ... Under general anesthesia, a small surgical incision is made alongside the right upper breastbone, followed by a small puncture ... In the subclavian approach, an incision is made under the collarbone under general anesthesia, and the delivery system is ...
A brief chemical gradient driven efflux of Na+ through the connexon at peak depolarization causes the conduction of cell to ... Becker Daniel E (2006). "Fundamentals of Electrocardiography Interpretation". Anesthesia Progress. 53 (2): 53-64. doi:10.2344/ ... which slows down conduction of the action potential from the atria to the ventricles. This delay allows the ventricles to fully ... In the heart's conduction system electrical activity that originates from the sinoatrial node (SAN) is propagated via the His- ...
The conduction of abnormal oscillations generated in the basal ganglia in Parkinson Disease to the ventral lateral nucleus via ... This is most strong when cholinergic input to the zona incerta is reduced as during slow-wave sleep and during anesthesia. The ...
Goltstein, P. M.; Montijn, J. S.; Pennartz, C. M. (2015). "Effects of isoflurane anesthesia on ensemble patterns of Ca2+ ... "An improved index of phase synchronization for electrophysiological data in the presence of volume-conduction, noise and sample ...
Diagnostic tests include electromyography (EMG) and nerve conduction studies (NCSs), which assess large myelinated nerve fibers ... anesthesia, paralysis, wasting, and disappearance of the reflexes. Causes of neuritis include: Physical injury Infection ... In EMG testing, demyelinating neuropathy characteristically shows a reduction in conduction velocity and prolongation of distal ... nerve conduction study) test and the classification is applied upon completion of the exam. Mononeuropathy is a type of ...
Therefore, the substrate of ventricular fibrillation is transient or permanent conduction block. Block due either to areas of ... Barash, Paul G. (2009). Clinical Anesthesia. Lippincott Williams & Wilkins. p. 168. ISBN 9780781787635. Archived from the ... a short refractory period with a sufficient size of ring of conduction tissue. These would enable a dipole to reach an area ...
When a plate of rock-salt is heated via conduction and let stand on an insulator, it takes an exceptionally long time to cool ... Anesthesia & Analgesia. 107 (3): 890-904. doi:10.1213/ane.0b013e31817ee3b3. PMID 18713902. S2CID 15610449. See also John ... For example, rock-salt is an exceptionally poor absorber of heat via radiation, and a good absorber of heat via conduction. ... and Conduction" in Philosophical Transactions of the Royal Society of London, Volume 151, pages 1-36, year 1861, was later ...
Over the connection of local anesthesia with anesthesia, through high extradural anesthesia and epidural injections of ... his experiments in which he demonstrated that the mechanism of action of curare was a result of interference in the conduction ... Isolated attempts to use curare during anesthesia date back to 1912 by Arthur Lawen of Leipzig, but curare came to anesthesia ... Such deep anesthesia risked killing patients who were elderly or had heart conditions. The source of curare in the Amazon was ...
EPT must be done with tooth isolation and conduction media. Key factors in pulp testing are the enamel and dentine thickness, ... p260 Nusstein, JM; Reader, A; Drum, M (April 2010). "Local anesthesia strategies for the patient with a "hot" tooth". Dental ... Highly myelinated Aδ-fibers, which allow for fast conduction, are responsible for the sharp, shooting pain. Thus, the stimulus ... In order for excitability and conduction to occur, voltage-gated sodium channels must be activated. Changes in sodium channel ( ...
This cannot be the mechanism of anesthetic action, however, because human anesthesia is performed at 1 MAC. (It is important to ... Hodgkin, Alan L.; Huxley, Andrew F. (1952). "A quantitative description of membrane current and its application to conduction ... Stuart Hameroff separately worked in cancer research and anesthesia, which gave him an interest in brain processes. Hameroff ... In addition, modulation of microtubule stability has been reported during anthracene general anesthesia of tadpoles. What might ...
Helmholtz's many contributions to psychology include the first studies to measure the speed of conduction in the nerves, a ... surgical procedures that allowed him to study brain function in patients who were conscious and under only local anesthesia. ... Helmholtz proved that wrong and that conduction speeds were quite measurable. This discovery made possible the many studies of ...
EEG can also be used to predict the depth of anesthesia based on the dynamics of the alpha band. An EEG might also be helpful ... This process is known as volume conduction. When the wave of ions reaches the electrodes on the scalp, they can push or pull ... EEG under general anesthesia depends on the type of anesthetic employed. With halogenated anesthetics, such as halothane or ... EEG may be used to monitor the depth of anesthesia, as an indirect indicator of cerebral perfusion in carotid endarterectomy, ...
Malignant hyperthermia is a rare complication of some types of general anesthesia. Hyperthermia can also be caused by a ... the skin surface area is thereby cooled through conduction. This type of system has proven successful in certain military, law ...
... includes nerve conduction studies which involves stimulating a peripheral motor or sensory nerve and recording the response, ... a potentially life-threatening reaction to anesthesia. While some patients with centronuclear myopathies remain ambulatory ... or CMAP during nerve conduction studies. Many neuropathies, however, cause abnormalities of sensory nerve studies, whereas ...
"Introduction: Arrhythmias and Conduction Disorders: Merck Manual Professional". Judge SI, Bever CT (July 2006). "Potassium ... Punke MA, Licher T, Pongs O, Friederich P (Jun 2003). "Inhibition of human TREK-1 channels by bupivacaine". Anesthesia and ... Since these agents do not affect the sodium channel, conduction velocity is not decreased. The prolongation of the action ... Potassium channel blockers are agents which interfere with conduction through potassium channels. Potassium channel blockers ...
Special recommendations for anesthesia are given for people with EDS.[citation needed] Detailed recommendations for anesthesia ... Heart conduction abnormalities have been found in those with hypermobility form of EDS. Dilation and/or rupture (aneurysm) of ... Wiesmann T, Castori M, Malfait F, Wulf H (July 2014). "Recommendations for anesthesia and perioperative management in patients ... July 2014). "Heart rate, conduction and ultrasound abnormalities in adults with joint hypermobility syndrome/Ehlers-Danlos ...
... thereby preventing conduction of the action potential. Other types of solutions act by inhibiting calcium's actions on myocytes ... Anesthesia and Analgesia. 116 (6): 1210-1222. doi:10.1213/ANE.0b013e31827e4e62. PMID 23408671. S2CID 22500786. Berg C, Knüppel ...
Bajwa SJ, Kaur J (October 2013). "Clinical profile of levobupivacaine in regional anesthesia: A systematic review". Journal of ... thereby inhibiting the conduction of action potentials in nerves involved in sympathetic, sensory, and motor activity. This ... Anesthesia and Analgesia. 86 (4): 797-804. doi:10.1213/00000539-199804000-00023. PMID 9539605. S2CID 19156695. Burm AG, van der ...
Currently, there is no consistent protocol for testing the superior cluneal nerves with a nerve conduction study. Diagnosis of ... Regional Anesthesia & Pain Medicine. 44 (8): 772-780. doi:10.1136/rapm-2018-100174. PMID 31061111. S2CID 146810542. Deer, ... Electrodiagnostic studies, including electromyography and nerve conduction studies, can also help rule out other pathologies. ...
Vaporizer with water-cooling A conduction-style vaporizer A passive-convection "vaporization pipe" with flame filter A man ... Stephen A. Greene (2002). Veterinary Anesthesia and Pain Management Secrets. Elsevier Health Sciences. ISBN 978-1560534426. ...
Hodgkin AL, Huxley AF (1952). "A quantitative description of membrane current and its application to conduction and excitation ... Heimburg, T., Jackson, A.D. (2007). "The thermodynamics of general anesthesia". Biophys. J. 92 (9): 3159-65. arXiv:physics/ ...
Nearly 75% of individuals experience the phantom as soon as anesthesia wears off, and the remaining 25% of patients experience ... pain is not completely eliminated when peripheral nerves are treated with conduction blocking agents. Physical stimulation of ... After the primary surgery, a secondary surgery under general anesthesia was conducted. A subcutaneous pulse generator was ...
In addition, AS can have some manifestations which make anesthesia more complex. Changes in the upper airway can lead to ... aortic valve insufficiency or disturbances of the heart's electrical conduction system. Lung involvement is characterized by ... difficulties in intubating the airway, spinal and epidural anesthesia may be difficult owing to calcification of ligaments, and ...
Severe nitrazepam overdose resulting in coma causes the central somatosensory conduction time (CCT) after median nerve ... with different receptor selectivity on motor coordination and muscle relaxation following thiopental-induced anesthesia in mice ...
Anesthesia and Analgesia. 105 (4): 918-25, table of contents. doi:10.1213/01.ane.0000281443.13712.b9. PMID 17898366. S2CID ... has little or no effect on myocardial contractility or cardiac conduction. It reduces mean arterial blood pressure by ... Anesthesia and Analgesia. 107 (1): 59-67. doi:10.1213/ane.0b013e3181732e53. PMID 18635468. S2CID 20496766. Aronson S, Dyke CM, ... Anesthesia and Analgesia. 107 (4): 1110-21. doi:10.1213/ane.0b013e31818240db. PMID 18806012. S2CID 588024. Pollack CV, Varon J ...
Baldo JV, Klostermann EC, Dronkers NF (May 2008). "It's either a cook or a baker: patients with conduction aphasia get the gist ... studies that examined the properties of the right or left hemisphere in isolation via unilateral hemispheric anesthesia (i.e., ... Bartha L, Benke T (April 2003). "Acute conduction aphasia: an analysis of 20 cases". Brain and Language. 85 (1): 93-108. doi: ... Axer H, von Keyserlingk AG, Berks G, von Keyserlingk DG (March 2001). "Supra- and infrasylvian conduction aphasia". Brain and ...