NerveEspecially the Carotid SinusVagal stimulationSyncopeInternal carotiMassageBaroreflexMicturitionBaroreceptorsHypertensive patientsBradycardiaArteriesPatientsTachycardiaNeckPeripheralCardiacAcuteTENSOccursElectricalVisceraReflexPressureElectrodeContractionResponsesResponseLevelLeadPointMedicalSkinAreaDeath
Nerve21
- To quantify the integrated effects of local and central control mechanisms through tissue metabolites and the autonomic nervous system on the peripheral vascular beds, microcirculatory responses to the carotid sinus nerve stimulation at various levels of ambient oxygen tension (PO 2 ) were measured in the rabbit tenuissimus muscle suffused with oxygenated Tyrode solution, using a microscope-TV system. (elsevierpure.com)
- Shibata, M & Kamiya, A 1985, ' Microcirculatory responses to carotid sinus nerve stimulation at various ambient O 2 tension in the rabbit tenuissimus muscle ', Microvascular Research , vol. 30, no. 3, pp. 333-345. (elsevierpure.com)
- Transcutaneous electrical nerve stimulation (TENS) currently is one of the most commonly used forms of electroanalgesia. (medscape.com)
- A transcutaneous electrical nerve stimulation (TENS) unit consists of 1 or more electrical-signal generators, a battery, and a set of electrodes. (medscape.com)
- Vagus nerve stimulation has been shown to have brain plasticity and memory enhancing effects [69]. (osteopathie-liem.de)
- On the left side, the nerve enters the thorax between the left primitive carotid and the subclavian, and it converges at the deep part of the cardiac plexus. (medscape.com)
- The researchers Maria Guarino and Rui Fonseca-Pinto are coauthors of the paper "Blood Pressure Regulation by the Carotid Sinus Nerve: Clinical Implications for Carotid Body Neuromodulation", which results from a collaboration with Silvia Vilares Conde from NOVA Medical School - Faculdade de Ciências Médicas and Mario Romero-Ortega from University of Houston in a project supported by GSK Bioelectronics and Galvani Bioelectronics. (ipleiria.pt)
- This project, led by Silvia Conde looks at the effects of acute high frequency stimulation of the carotid sinus nerve on blood pressure. (ipleiria.pt)
- In their excellent article, "Physiologic Approach to the Treatment of Angina Pectoris" (N.E.J.M. 281: 1225-1228, 1969) Mason and his associates discuss nitrites, beta-adrenergic receptor blocking agents and carotid-sinus nerve stimulation as means of lessening myocardial oxygen demand and thus reducing anginal pain. (psu.edu)
- Any reflex produced by stimulation of the auditory nerve, esp. (unboundmedicine.com)
- This concept clarifies basic mechanisms by which carotid sinus nerve stimulation in patients with drug resistant hypertension or heat failure may be beneficial. (uiowa.edu)
- This work provided a mechanistic background in support of clinical trials of carotid sinus nerve stimulation and carotid body resection in hypertensive patients. (uiowa.edu)
- In this context, ideas related to baroreflex resetting during exercise are emphasized, and the potential improvement in exercise tolerance in cardiovascular disease that might be achieved by electrical stimulation of the carotid sinus nerve is highlighted. (elsevierpure.com)
- Trans cutaneous Electronic Nerve Stimulation. (ifanze.net)
- The system is designed to deliver non-invasive access to the sacral nerve plexus through transcutaneous electrical stimulation of the posterior tibial nerve. (livezida.com)
- This method of treatment is referred to as Transcutaneous Tibial Nerve Stimulation (TTNS). (livezida.com)
- For some people, a device that pulses electricity through muscles called a TENS (transcutaneous electrical nerve stimulation) unit can take the edge off acute pain. (questiondoctors.com)
- Although transcutaneous nerve stimulation is extensively used in hospitals and physiotherapy clinics, the compelling evidence for its effectiveness is relatively new. (questiondoctors.com)
- Kawada T, Yokoi A, Nishiura A, Kakuuchi M, Yokota S, Matsushita H, Li M, Uemura K, Saku K. Dynamic accentuated antagonism of heart rate control during different levels of vagal nerve stimulation intensity in rats. (go.jp)
- Yoshida K, Saku K, Jan Bogaard H, Abe K, Sunagawa K, Tsutsui H. Vagal nerve stimulation preserves right ventricular function in a rat model of right ventricular pressure overload. (go.jp)
- Stimulating the nerve endings of the carotid sinus, a spot in the region of the carotid artery, however, will not be readily familiar to most people as a way to get instant relaxation. (ergomaxsupplements.com)
Especially the Carotid Sinus2
- 8. That stimulation should not be applied directly on the eyes, covering the mouth, (Especially the Carotid Sinus), or from electrodes placed on the chest and the upper back. (ifanze.net)
- Do not apply stimulation across or through the head, directly on the eyes, covering the mouth, on the front of the neck (especially the carotid sinus), chest, upper back, or traversing the heart. (livezida.com)
Vagal stimulation2
- These observations led him to doubt the theory of direct vagal stimulation. (jamanetwork.com)
- it causes vagal stimulation, increasing vagal inhibition of sinus and atrioventricular nodes, and it can slow or terminate tachycardia . (en-academic.com)
Syncope3
- Stimulation of the carotid sinus in the diagnosis of vasodepressive syncope]. (bvsalud.org)
- Further classifications of this particular type of syncope include situational, carotid sinus, and vasovagal syncope. (uspharmacist.com)
- Carotid sinus syncope is defined as syncope due to the manipulation of the carotid sinuses (i.e., rotation/turning of the head or pressure placed on the carotid sinuses) that may be reproduced by carotid sinus massage. (uspharmacist.com)
Internal caroti2
- Hering and his co-workers demonstrated conclusively that the slowing of the heart by digital pressure in the neck was the result of a reflex which originated in a specialized portion of the internal carotid artery, the carotid sinus. (jamanetwork.com)
- The carotid sinus is at the origin of the internal carotid artery. (en-academic.com)
Massage1
- To be eligible, participants had to have normal results on an electrocardiogram, echocardiogram, 24-hour Holter test, carotid sinus massage and orthostatic test. (dicardiology.com)
Baroreflex3
- We hypothesized that selective manipulation of baroreflex activity through electrical carotid sinus stimulation influences insulin sensitivity by changing muscular glucose delivery. (shengsci.com)
- Patients are contraindicated if they have been assessed to have bilateral carotid bifurcations located above the level of the mandible, baroreflex failure or autonomic neuropathy, uncontrolled symptomatic cardiac bradyarrhythmias, carotid atherosclerosis that is determined by ultrasound or angiographic evaluation greater than 50%, ulcerative plaques in the carotid artery as determined by ultrasound or angiographic evaluation, known allergy to silicone or titanium. (cvrx.com)
- Kawada T, Miyamoto T, Mukkamala R, Saku K. Linear and nonlinear identification of the carotid sinus baroreflex in the very low-frequency range. (go.jp)
Micturition1
- Stimulation and vibration to facilitate destrusor muscles or inhibit micturition. (slideshare.net)
Baroreceptors2
- Using patch-clamping techniques we discovered Rheoreceptors in the carotid sinuses and identified paracrine-endothelial, and autocrine ionic and oxidative processes that are powerful modulators of neurosensory activity, as well as increased reactive oxygen derived free radicals, that suppress baroreceptors in hypertension and atherosclerosis. (uiowa.edu)
- Arterial (High-Pressure) Baroreceptors: Aorta and carotid sinus participate in the maintenance of ECF volume. (abcmedicalnotes.com)
Hypertensive patients1
- We enrolled 16 hypertensive patients who responded to treatment with an electrical carotid sinus stimulator. (shengsci.com)
Bradycardia2
- Stimulation of the carotid sinus reflex-causing bradycardia, hypotension, or both. (wikipedia.org)
- Digoxin may cause severe sinus bradycardia or sino-atrial block particularly in patients with pre-existing sinus node disease and may cause advanced or complete heart block in patients with pre-existing incomplete AV block. (wikidoc.org)
Arteries3
- Estimates have been made that significant occlusion of the carotid arteries and jugular veins occurs with a pressure of around 3.4 N/cm2 (4.9 psi), while the trachea demands six times more at approximately 22 N/cm2 (32 psi). (wikipedia.org)
- Incomplete occlusion of the carotid arteries is expected and, in cases of homicide, the victim may struggle for a period of time, with unconsciousness typically occurring in 10 to 15 seconds. (wikipedia.org)
- Carotid sinus - Infobox Anatomy Name = PAGENAME Latin = sinus caroticus GraySubject = GrayPage = Caption = Arteries of the neck. (en-academic.com)
Patients3
- According to Fletcher, electrotherapy should not be attempted with patients who are either disoriented or too young to give coherent feedback regarding the intensity of stimulation. (healthfully.com)
- Wild Iris Medical Education, Inc, a provider of continuing education courses for health care professionals, explains that electrical stimulation should not be used on patients in their first trimester of pregnancy. (healthfully.com)
- Patients who have a cancerous lesion present near the target stimulation point or near to where the StimRouter Electrode will adhere. (stimrouter.com)
Tachycardia2
- Some variability in the rate was noted with patient agitation and activity, so it was determined that the rhythm was probably sinus tachycardia. (ecgguru.com)
- We see a sinus tachycardia at 102 bpm, and has just come under the care of paramedics. (ecgguru.com)
Neck2
- These cervical ganglia go down the primitive carotid and in front of the large muscles of the neck. (medscape.com)
- Electrostimulation therapy should not be applied over the carotid sinuses on the lateral part of the neck. (healthfully.com)
Peripheral1
- When painful peripheral stimulation occurs, however, the information carried by C fibers reaches the T cells and opens the gate, allowing pain transmission centrally to the thalamus and cortex, where it is interpreted as pain. (medscape.com)
Cardiac2
- On the right side, it descends behind the primitive carotid to constitute the dorsal part of the cardiac plexus. (medscape.com)
- The IPG may affect the operation of other implanted devices such as cardiac defibrillators, pacemakers, or neurological stimulation systems. (cvrx.com)
Acute1
- In conclusion, acute changes in baroreceptor stimulation did not elicit significant changes in muscular glucose delivery and whole-body insulin sensitivity. (shengsci.com)
TENS1
- The results of laboratory studies suggest that electrical stimulation delivered by a TENS unit reduces pain through nociceptive inhibition at the presynaptic level in the dorsal horn, thus limiting its central transmission. (medscape.com)
Occurs2
- Stimulation of the vagal efferent fibers ultimately occurs causing a vasodepressor and/or cardioinhibitory response, in addition to sympathetic withdrawal. (uspharmacist.com)
- If this occurs, turn off stimulation, remove E-EFC and Patient Programmer, and set aside until temperature is within operational conditions. (stimrouter.com)
Electrical4
- After identifying a preprogrammed abnormal pattern, the device delivers brief and mild electrical stimulation with the intention of suppressing the seizure before symptoms occur. (ahima.org)
- Unless being used specifically for wound care, electrical stimulation should not be used over irritated or broken skin, since this can be uncomfortable for the patient. (healthfully.com)
- The effects of electrical stimulation on pregnancy are not known. (stimrouter.com)
- Do not use electrical stimulation during pregnancy. (stimrouter.com)
Viscera1
- A change in heart rate, usually a slowing, resulting from mechanical stimulation of abdominal viscera. (unboundmedicine.com)
Reflex1
- Carotid sinus reflex death is sometimes considered a mechanism of death in cases of strangulation, but it remains highly disputed. (wikipedia.org)
Pressure1
- It has been observed that the usual response to pressure on the carotid sinus is a moderate slowing of the heart rate, but that in some instances there results a complete arrest of the heart for many seconds. (jamanetwork.com)
Electrode1
- Precautions include: the system should be implanted and programmed carefully to avoid stimulation of tissues near the electrode or in the area of the IPG pocket. (cvrx.com)
Contraction2
- Contraction of the anal sphincter following irritation or stimulation of the skin around the anus. (unboundmedicine.com)
- Such extraneous stimulation could involve the following: the regional nerves, causing laryngeal irritation, difficulty swallowing, or dyspnea, the cervical musculature, causing intermittent contraction, skeletal muscles, causing intermittent contraction around the IPG pocket. (cvrx.com)
Responses1
- Regression analysis indicated that both the velocity and density responses to PO 2 changes during stimulation were less sensitive than those at the control state. (elsevierpure.com)
Response1
- more common than subarachnoid saccular (berry) aneurysms, carotid cavernous sinus optic chiasm by mass effect in response cannot be di- rectly from sympathetic neurons. (ardelyx.com)
Level1
- Ten incremental presses on the current adjustment buttons increases/ decreases the stimulation level by 1 mA (R.M.S). (livezida.com)
Lead1
- Metal is an excellent conductor of electricity, explains Fletcher, and stimulation over those areas could lead to injury or pain. (healthfully.com)
Point1
- They depend on an intact neural pathway between the stimulation point and a responding organ. (unboundmedicine.com)
Medical2
- 3.Concurrent use of medical monitoring equipment during stimulation is not recommended. (livezida.com)
- The following medical therapies or procedures may turn stimulation off. (stimrouter.com)
Skin1
- An example is vasodilation resulting from stimulation of the skin. (unboundmedicine.com)
Area1
- Plenty in hands, soles of feet and mesentery hence excellent area for stimulation. (slideshare.net)
Death1
- As in all cases of strangulation, the rapidity of death can be affected by the susceptibility to carotid sinus stimulation. (wikipedia.org)