43 results about "Sphincter muscle" patented technology

The invention discloses a defecation simulation device based on a pneumatic system and an annular brake and a control method. The device comprises a rectum model composed of five sections and a corresponding annular muscle actuator used for simulating anus opening and closing and simulating rectum peristalsis. Gel beads are formed on the basis of crosslinking of a sodium alginate solution and a calcium chloride solution, so that various forms of excrement simulation are realized; an outlet of the electromagnetic valve is connected with the corresponding annular muscle actuator through an air pipe, and pneumatic control is achieved. By adjusting the air pressure introduced into each annular muscle actuator, the silica gel inner layer of the rectum model expands, the outer layer of the rectum model is restrained by the PLA frame, the annular muscle actuators are forced to contract in the radial direction, rectum ring muscle contraction and sphincter opening and closing are simulated, and different defecation scenes are simulated; the contraction pressure of each annular muscle actuator is accurately adjusted through a pressure controller.

A delivery device for positioning an implantable expander to a target location in a prostatic urethra. An implantable biocompatible expander suitable for implantation into a urinary duct is resiliently deformable from a relaxed radially expanded orientation to a radially contracted orientation suitable for transluminal delivery through the urinary duct. The expander may be configured to exert an outward radial force against a wall of the urinary duct when in-situ within the urinary duct. In particular, the expander is suitable for treatment of benign prostatic hyperplasia and configured for implantation into the prostatic urethra between, and substantially spanning the prostatic urethra between, the bladder neck and external sphincter.

The utility model discloses a micro motor control type artificial stomach tube sphincter which comprises a stomach bag, the top end of the stomach bag is connected with a stomach tube, a bandage is movably installed on the outer surface of the stomach tube, a rope ring groove is formed in the bandage, a tightening rope is movably installed in the rope ring groove, the bandage is made of silica gel, and the tightening rope is connected with the stomach bag. The bandage is spirally wound on the surface of the stomach tube, and the tightening rope is attached to the surface of the stomach tube. Through the cooperation of the tightening rope and the push-pull type electromagnet, when the device is used, the push-pull type electromagnet can be controlled through external remote control to drive the T-shaped connecting rod to retract, so that the two ends of the tightening rope are pulled through the connector, the tightening rope is tightened towards the inner side, and then the stomach tube is extruded to contract towards the inner side; and then the push-pull type electromagnet drives the T-shaped connecting rod to be pushed out, the tightening rope is loosened, then the stomach tube is loosened, relaxation and contraction of the sphincter are achieved, and then the feeding requirement is met.

1. A surgical kit for performing surgery for the treatment of reflux disease, the surgical kit comprising the following components: An implantable motion restriction device configured to impede movement of the lower esophageal sphincter relative to the thoracic diaphragm, the device having at least a portion positioned between the angle of His and the thoracic diaphragm; a lubricant including an antimicrobial agent for use in combination with the implantable motion restriction device; and at least one absorbable suture.

The utility model provides a kind of nipple cutting balloon dilatation catheter, comprising: the balloon part of being arranged in the front part of catheter, the tube wall of the balloon part is wrapped with balloon, the outer surface of the balloon is equipped with multiple knife filaments, and the knife filament is used to be connected with high frequency generator.The utility model can be sent into or pulled out duodenal nipple in the guide of guide wire, and dilate duodenal nipple, when nipple sphincter stenosis appears, handle joint connects high frequency generator, and the knife filament on the surface of balloon can carry out electroincision effect to the tissue of stenosis, increase stenosis dilatation efficiency and effect.

An implantable device for the treatment of acid reflux disease has a body including an outer surface adapted to rest against a patient's fundus wall. The device, when implanted in the patient, fills a volume in the patient's abdomen in the cardia area and above the cardia of the patient, when standing. The body prevents the cardia from moving through the diaphragm opening into the thorax, thereby preventing reflux by keeping the abdominal pressure supporting the cardia sphincter muscle. The device may be affixed to stomach tissue. The device may also be invaginated or otherwise indirectly secured in position.

The invention provides a magnetic force driven alternate clamping type artificial anal sphincter prosthesis, which comprises an upper clamping device, a lower clamping device, an upper clamping device and a lower clamping device, wherein the upper clamping device is used for clamping a first part of an intestinal tract and can be opened or closed through magnetic force driving; the lower clamping device is used for clamping a second part of the intestinal tract and can be opened or closed through magnetic force driving, and the magnetic force threshold value of the lower clamping device is larger than that of the upper clamping device; the linkage part is connected with the upper clamping device and the lower clamping device and enables the upper clamping device and the lower clamping device to be in linkage. According to the artificial anal sphincter device, a magnetic force driving mode is adopted, the upper clamping device and the lower clamping device are used for alternately clamping an intestinal canal, clamping is carried out in a large-area plane, an excrement temporary storage stage is preset, an intestinal pressure monitor is matched for defecation early warning, and manual operation is not needed; the artificial anal sphincter prosthesis can effectively reduce the risk of injury and infection caused by the fact that the intestinal tract is in a clamping state for a long time, and is safe, stable, good in excrement control and convenient in energy supply.

A catheter for deploying an implantable expander in a urethra. An implantable biocompatible expander suitable for implantation into a urinary duct is resiliently deformable from a relaxed radially expanded orientation to a radially contracted orientation suitable for transluminal delivery through the urinary duct. The expander may be configured to exert an outward radial force against a wall of the urinary duct when in-situ within the urinary duct. In particular, the expander is suitable for treatment of benign prostatic hyperplasia and configured for implantation into the prostatic urethra between, and substantially spanning the prostatic urethra between, the bladder neck and external sphincter.

The application relates to a composition for treating reflux esophagitis and application thereof. The composition comprises the following components in parts by weight: 2-8 parts of scutellaria baicalensis, 3-7 parts of licorice, 5-10 parts of beeswax and 80-120 parts of vegetable oil. The composition for treating reflux esophagitis contains scutellaria baicalensis, licorice, beeswax and vegetable oil, and through mutual cooperation among the components, the drug prepared from the composition can significantly increase the plasma motilin level of a patient, further increase the pressure of the lower esophageal sphincter, promote gastric emptying and prevent acid reflux, promote the recovery of reflux esophagitis, the esophagus of the patient is obviously improved, and no adverse reaction is found; meanwhile, the content of lipid peroxide can be obviously reduced, the activities of superoxide dismutase and glutathione peroxidase are increased, the esophageal mucosa is protected and treated, the pathological changes of the esophagus are obviously improved, and the treatment effect is excellent.

The utility model discloses an anorectal dosing device for digestive system relates to medical instrument technical field, including barrel and needle tube fixedly connected to barrel one end, barrel side wall center is equipped with the channel no. 1 that runs through along its axial direction, needle tube side wall center is equipped with the channel no. 2 that runs through along its axial direction, and the channel no. The end, away from the needle tube, in the first channel is slidably connected with a piston push rod, and the end, away from the cylinder body, of the needle tube is provided with an inner supporting mechanism. According to the anal dilatation device, through the inner supporting mechanism, anal dilatation can be carried out on a patient properly, sphincter inside and outside an anal tube is relaxed, medicine can be conveniently conveyed to the rectum or a deeper position through the anus, a better treatment effect is achieved, meanwhile, blood circulation around the anus can be promoted through proper anal dilatation, absorption and metabolism of the medicine are accelerated, and the anal dilatation effect is improved. Meanwhile, the grooves formed in the edges of the side walls, close to each other, of the limiting blocks can ensure that secondary injury to the patient is avoided when the inner supporting mechanism retracts.

A heave tolerant pile guiding device for guiding a pile including a cylindrical section and above said cylindrical section a tapered section that narrows in upward direction. The device includes a frame to be mounted to a vessel having a hull subject to sea-state induced motion during installation of a pile. At least one pair of first and second pile engaging devices is arranged on the frame diametrically opposed relative to a center axis. Each pile engaging device comprises a pile engaging member and a hydraulic cylinder to move the member radially relative to the center axis. A hydraulic system includes a position control circuit and a sphincter control circuit. The sphincter control circuit is configured to operate the pair of first and second hydraulic cylinders in particular when the pile engaging members engage on the tapered section of the pile. The sphincter control circuit is a rotary flow divider.

Abstract The present invention relates to a reflux disease treatment apparatus, comprising two or more movement restriction device segments adapted to form an implantable movement restriction device with an elongated shape that maintains cardia in the correct position. The movement restriction device has proximal and a distal end, wherein the distal end is adapted to stabilize and hold the proximal end. The invention further comprises a control device for controlling the stimulation device to stimulate the cardia sphincter. The distal end can be further adapted to treat obesity, for example by stretching the wall of the stomach or filling out a volume of the stomach. Abstract The present invention relates to a reflux disease treatment apparatus, comprising two or more movement restriction device segments adapted to form an implantable movement restriction device Mar with an elongated shape that maintains cardia in the correct position. The movement restriction device has proximal and a distal end, wherein the distal end is adapted to stabilize and hold the proximal end. The invention further comprises a control device for controlling the stimulation device to stimulate the cardia sphincter. The distal end can be further adapted to treat obesity, for example by stretching the wall of the stomach or filling out a volume of the stomach. 20 24 21 64 87 30 A ug 2 02 4 A b s t r a c t

1. Name of the product in this design: Perianal massage seat cushion. 2. Purpose of this design: This design is a non-electric, weight-bearing, self-driven perianal massage cushion used to apply circumferential pressure to the user's perianal area to promote local blood circulation, exercise sphincter function, and assist in perianal cleaning. 3. The key design features of this product are its overall shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The transparent cap of the choledochoscope comprises a cap portion and a connecting portion, the tube wall of the front end, away from the connecting portion, of the cap portion is in an arc shape, and a first annular thread is arranged on the inner wall of the connecting portion. The choledochoscope tip is of a convex structure composed of a head part and a body part, the outer diameter of the head part is smaller than that of the body part, a second annular thread is arranged on the outer wall of the head part, and the second annular thread is connected with the first annular thread in a matched mode to achieve connection between the connecting part and the head part; and the outer diameter of the connecting part is the same as that of the body part. The transparent sleeve can be installed at the front end of a choledochoscope to carry out operations such as gall bladder or bile duct washing, calculus removal, stenosis expansion, gall bladder duct or Oddi sphincter exploration and the like; the transparent cap is firmly mounted and cannot fall off; the outer diameter of the connecting part of the transparent cap is consistent with the outer diameter of the choledochoscope body part, the tube wall at the front end of the cap part of the transparent cap is arc-shaped, and tissues such as fistulous tracts, gallbladders and bile duct mucosa are not damaged in the choledochoscope examination and treatment process.

The invention provides a medical silica gel three-dimensional safe speed control enemator, and relates to the technical field of enemator, the enemator comprises a protective soft shell, a mounting connecting column is fixedly mounted at the bottom end of the protective soft shell, a cylindrical mounting box is arranged below the mounting connecting column, and the top end of the cylindrical mounting box is in threaded connection with the bottom end of the mounting connecting column; the cavity is formed in the cylindrical mounting box, the enema tube is arranged in the cavity, enema liquid is poured into the enema bag in the protective soft shell, then the independent lubricating liquid in the cylindrical mounting box is extruded, the imbedding end of the enema tube is fully lubricated, and meanwhile the independent lubricating liquid on the inner side wall of the cavity of the cylindrical mounting box can further lubricate the outer wall of the enema tube when the enema tube stretches out. The speed control valve installed in the connecting column is opened, exhaust is conducted, then closing is conducted, pollution is avoided, paraffin oil is smeared, finger examination is conducted to eliminate crissum anomalies, sphincter is relaxed, liquid medicine in the enema bag is guided into the speed control valve through the connecting water pipe, and after the valve is opened, the liquid medicine is conveyed to the connecting pipe through the enema pipe and prepared to be inserted into the intestinal tract.

The gastric bypass device includes an obstruction device adapted to be positioned against the patient's pyloric sphincter and a liner extending distally from the obstruction device. A tether extends from the obstruction device. A dynamic leash can be secured to the obstruction device and can cooperate with the tether to help hold the obstruction device in place.

A catheter for deploying an implantable expander to a target location in a urethra. An implantable biocompatible expander suitable for implantation into a urinary duct is resiliently deformable from a relaxed radially expanded orientation to a radially contracted orientation suitable for transluminal delivery through the urinary duct. The expander may be configured to exert an outward radial force against a wall of the urinary duct when in-situ within the urinary duct. In particular, the expander is suitable for treatment of benign prostatic hyperplasia and configured for implantation into the prostatic urethra between, and substantially spanning the prostatic urethra between, the bladder neck and external sphincter.

An implantable device for the treatment of acid reflux disease has a body including an outer surface adapted to rest against a patient's fundus wall. The device, when implanted in a patient, fills a volume in the patient's abdomen in the cardia area and above the cardia of the patient, when standing. The body prevents the cardia from moving through the diaphragm opening into the thorax, thereby preventing reflux by keeping the abdominal pressure supporting the cardia sphincter muscle. The device may be affixed to stomach tissue. The device may also be invaginated or otherwise indirectly secured in position.

The invention relates to the technical field of functional seat cushions, in particular to a crissum massage seat cushion and an auxiliary massage method thereof.The crissum massage seat cushion comprises a bottom cushion, and a miniature physiotherapy node is arranged on the middle rear portion of the bottom cushion; each miniature physiotherapy node comprises a high-resilience flexible massage bump and massage microparticles; massage microparticles are distributed on the surfaces of the massage bumps and are radially distributed on the surfaces of the massage bumps from top to bottom. According to the application, the body weight of the user is used as a unique power source, the body weight potential energy of the user is converted into mechanical kinetic energy, the mechanical kinetic energy is used as pulse pressure to be applied to the crissum area of the user through the massage bumps and the massage microparticles, and surrounding pressing stimulation is generated on the crissum area; the purposes of promoting local blood circulation, exercising the sphincter function and assisting in perianal cleaning are achieved, meanwhile, due to the integrally-formed concealment design, it is guaranteed that a user can sit at any time in daily work and life, and privacy and convenience are higher.

Systems and methods for treating gastroesophageal reflux disease (GERD) includes minimally invasively implanting a stimulating device in a patient's esophagus in the region proximate the lower esophageal sphincter (LES). The patient is provided with a questionnaire related to his disease via an online service. The questionnaire is accessed on a mobile device, such as a cell phone, or on a computer with network access. The data from the sensors and the answers from the questionnaire are analyzed together by a health care provider using the online service. The data and answers are used to program the stimulating device, via the mobile device or computer, to optimize treatment.

An apparatus (100) for treating reflux disease in a human patient, the apparatus comprising an implantable movement restriction device (110) shaped and sized for placement against a fundus wall portion (14) of the patient's stomach (10), the movement restriction device being positioned for implantation between the patient's pleural diaphragm (30) and a portion of the gastric fundus wall, and configured to restrict movement of the patient's lower esophageal sphincter (26) of the stomach toward the thoracic diaphragm to prevent the lower esophageal sphincter from slipping through an opening (32) in the thoracic diaphragm and into the patient's thoracic cavity. A first electrode arrangement is configured to contact and electrically stimulate the lower esophageal sphincter (26) to cause contraction thereof, and an inhibitory electrode arrangement (150') is configured to transmit an electrical inhibitory signal to the vagus nerve.

The apparatus and process described, allows the premature infant to continue the enjoyable in utero experience of sucking and swallowing that is halted upon birth. In particular the infant is afforded the opportunity to practice tasting, sucking, and swallowing on an individualized basis. This oral enjoyment and practice allow for positive association with feedings and provides a sensory-motor experience that may lead to earlier suck, swallow, breathe (SSB) synchrony. The process engages the esophagus and cardiac sphincter to function while the infant is still being fed through the feeding rube. Ultimately, the apparatus and process may also result in earlier weaning from feeding tubes, the reduction of feeding difficulties, and earlier discharge home.

A surgical method of treating reflux disease comprising the steps of dissecting an outside of a fundus of a stomach at least partially down on a posterior side of the outside of the fundus, dissecting an esophagus such that the esophagus is disconnected from surrounding tissue at least 3 cm in a cranial direction from an angle of His, connecting the fundus to the esophagus, and placing an implantable movement restriction device between the angle of His and a diaphragm, such that a lower esophageal sphincter is prevented from sliding through an esophageal hiatus.

The utility model provides an enemator with a leakage-proof structure, which belongs to the field of medical instruments and comprises a medicine cylinder, an enema component and a fixing component. A piston in the medicine cylinder is connected with a medicine injection push rod; one end of the medicine cylinder is connected with a medicine outlet pipe; the leakage-proof tube is arranged at one end of the medicine outlet tube, the movable plug opening is rotatably installed at one end of the leakage-proof tube, after enema and medicine injection are conducted on a patient through the leakage-proof tube, the air bag is inflated through the inflation tube, the air bag is inflated and swelled to fix the leakage-proof tube in the body of the patient, and the air bag can play a role in blocking and preventing medicine from flowing out. For a patient whose anal sphincter relaxation enema medicine cannot be reserved in the intestinal tract, the medicine can be well reserved in the intestinal tract, the purpose of intestinal tract treatment is achieved, for a patient whose intestinal tract disease needs to be treated with enema liquid, the leakage-proof tube can be reserved in the anus through the air bag to inject the medicine for multiple times, the medicine can be prevented from flowing out, and the accuracy of the dosage can be guaranteed.

The utility model belongs to the technical field of urethral catheters, and particularly discloses a multifunctional intelligent urethral catheter which comprises a urethral catheter and a conveying water pipe, the conveying water pipe is fixedly arranged outside the urethral catheter in a sleeved mode, one end of the urethral catheter is provided with a through hole, one end of the conveying water pipe is fixedly connected with an air bag, and the through hole is communicated with the air bag. A urine conveying assembly is arranged outside the urine conveying pipeline and the water conveying pipe, a fixing ring is fixedly embedded outside the air bag, an insulating ring fixedly sleeves the fixing ring, a plurality of groups of mounting grooves are formed in the fixing ring and the insulating ring, conducting strips are fixedly connected in the mounting grooves, electrode plates are detachably connected in the mounting grooves, and the conducting strips are fixedly connected in the electrode plates. Urine can be guided out through the ureter duct, different numbers of electrode plates can be installed according to the conditions of different patients through the multiple sets of installation grooves, and by electrifying the electrode plates and conducting electrical stimulation on the bladder sphincter through the electrode plates, functional training of the bladder sphincter is achieved, and rehabilitation of the patients is promoted.

The utility model relates to the technical field of in-vitro digestive systems, and aims to solve the technical problem that a pylorus structure is not simulated. In order to solve the technical problem, the utility model provides a bionic pylorus structure, a pylorus contraction structure and a bionic system. The device comprises a flexible main body with a tubular structure, the plurality of pyloric sphincter bionic pieces are uniformly distributed on the inner wall of the flexible main body along the circumferential direction; the pyloric sphincter bionic part is formed by bulging from the inner wall of the flexible main body to the center; the hollow structure is enlarged and shrunk; in the axis direction of the flexible main body, the bulging size of the pyloric sphincter bionic piece is gradually increased and then reduced; a gap is formed between the free ends of every two adjacent pyloric sphincter bionic pieces, so that a multi-awn-star-shaped channel is formed in the center of the flexible main body to simulate the pyloric sphincter; the pylorus contraction structure drives the multiple pylorus sphincter bionic parts to relax and contract, and the diameter of the channel and the width and length of the gap are changed. The device can simulate the pylorus structure, and the test accuracy is improved.

The invention provides an anus suppository for treating sphincter relaxation and a preparation method of the anus suppository, and relates to the technical field of pharmaceutical preparations. The anus suppository for treating sphincter relaxation comprises an outer-layer sleeve, a suppository matrix and a traditional Chinese medicine composition, the outer-layer sleeve is an oval tube with an opening, the outer-layer sleeve comprises a sealing part and a permeating part, the sealing part is located at the end, away from the opening, of the outer-layer sleeve, and at least part of the suppository matrix is wrapped by the outer-layer sleeve. The sealing part prevents a large amount of medicine from being discharged after being released in a short time by delaying initial dissolution of a suppository matrix, and can contain dissolved suppository contents so as to prevent the dissolved suppository contents from flowing out of a body due to rectum peristalsis, so that the effective action time of the medicine is prolonged, and the curative effect of the medicine is improved. The medicine effect of the suppository content is fully exerted, and the use experience of a patient is improved; the medicine components permeate outwards at a controllable speed through the permeation part, the local effective medicine concentration of the rectum is maintained, the suppository matrix is gradually dissolved under the action of body temperature, and the traditional Chinese medicine composition is continuously released.

The invention provides a traditional Chinese medicine composition for treating acute pancreatitis in the recovery period, which is prepared by extracting the following traditional Chinese medicine raw materials in parts by weight: 20-30 parts of radix bupleuri, 15-25 parts of radix curcumae, 10-20 parts of polygonum cuspidatum, 18-22 parts of radix paeoniae alba and the like. The traditional Chinese medicine composition has the effects of soothing liver-qi stagnation, clearing residual evil, softening liver and relieving urgency, relieving spasm and pain, relaxing pancreaticobiliary sphincter spasm, invigorating spleen and replenishing qi, promoting blood circulation and removing blood stasis, promoting digestion and relieving stasis, and regulating qi and harmonizing stomach, and has a good treatment effect on patients with liver depression and spleen deficiency syndrome type pancreatitis in the recovery period.

The utility model discloses an air bag control type artificial feeding stomach tube sphincter which comprises a gastroesophagus and a stomach bag, the lower portion of the gastroesophagus is connected with the stomach bag, a flexible ring is movably installed at the position, close to the sphincter, of the outer surface of the gastroesophagus, and three air bags are movably installed on the inner side of the flexible ring. Three air pumps are fixedly installed on the outer surface of the flexible ring, the output ends of the air pumps are all connected with the interiors of the air bags in a penetrating mode, and the air bags extrude the surface of the gastroesophagus towards the inner side of the gastroesophagus to enable the inner side of the gastroesophagus to form a pressed part. The air pump is remotely controlled and started through the wireless remote control system through the controller and the control button, the air pump sucks air in the air storage tube and evenly conveys the air into the three air bags, at the moment, the air bags are filled with the air and rapidly expand, and then the outer surface of the gastroesophagus is extruded; therefore, the gastroesophagus simulates expansion and tightening of sphincter during normal feeding of a person through extrusion of the air bag, and the feeding requirement is met.

The gastric bypass device includes an occlusion device adapted to be deployed against the patient's pyloric sphincter, an anastomotic anchor adapted to be deployed against the anastomosis between the patient's stomach and the patient's small intestine, and a tether extending through the patient's small intestine between the occlusion device and the anastomotic anchor. A dynamic leash may be secured to the occlusion device and may function with the tether to help hold the occlusion device in place. The gastric bypass device may be deployed using a variety of methods, including a push-pull wire method, a rail method, a garage method, a two-piece method, and an all-inclusive method.