895results about "Feeding-tubes" patented technology

The invention discloses an integrated front-end driving, active steering and visual digestive tract catheterization system, which belongs to the field of medical apparatus and instruments, and comprises a guide arm comprising a pull wire and an elastic arm, the guide arm is provided with a first end and a second end deviating from each other, and one end of the pull wire is fixedly connected to the first end; the lens is arranged at the first end; the driving part comprises a first annular balloon, a second annular balloon and a cylindrical balloon, and the first annular balloon and the second annular balloon are fixedly connected to the two sides of the cylindrical balloon in the axial direction respectively; when the annular balloon is full, the outer wall expands in the radial direction; when the cylindrical balloon is full, the outer wall extends in the axial direction; the fixing sleeve comprises a flexible sleeve and a connecting base which are fixedly connected, the connecting base is connected with the second end of the guide arm and the first annular balloon, and the end, deviating from the connecting base, of the flexible sleeve penetrates through the driving part and extends in the direction deviating from the guide arm. Through the arrangement, the front end of the nasointestinal tube can be guided and driven at the epiglottis of the nasal cavity and the upper and lower digestive tracts.

The invention provides an intelligent stomach tube based on optical fiber sensing and image monitoring, and the stomach tube comprises a stomach tube body which is internally integrated with an optical fiber and a miniature camera assembly; at least three FBG (Fiber Bragg Grating) sensing nodes which are respectively positioned in the stomach, the esophagus and the throat section are inscribed on the optical fiber and are used for acquiring pressure and temperature signals; the miniature camera assembly is arranged on the inner wall of the throat section and used for collecting images. A demodulation-edge AI processing terminal is arranged outside the body, connected with the sensing nodes and the camera shooting assembly and used for demodulating signals and conducting multi-mode fusion analysis on the basis of pressure signals and image data, real-time judgment of the situation that the catheter enters the airway by mistake, intelligent evaluation of the risk of aspiration before catheter drawing and early warning output when the risk exceeds the standard are achieved. According to the invention, the FBG sensing node and the miniature camera shooting assembly are integrated in the stomach tube, and the in-vitro demodulation-edge AI processing terminal is combined, so that precise and automatic monitoring and early warning of the whole process from tube indwelling to tube drawing evaluation are realized, and the safety and the medical quality of a patient are fundamentally improved.

The present application belongs to the technical field of medical care, and particularly relates to a nutrient solution delivery device for assisting in nursing of esophageal cancer patients, which comprises a mounting seat, the inside of the mounting seat is provided with a fixing part, the fixing part can extrude and fix the nutrient bag placed inside to avoid the nutrient bag from deviating during the operation of the equipment; the inside of the fixing part is provided with a driving part, the driving part moves back and forth inside the mounting seat, the driving part can extrude the nutrient solution inside the nutrient bag to flow during the back and forth movement; the inside of the driving part is further provided with a stirring part which rotates, the stirring part can rotate by using the power of the back and forth movement of the driving part, and the rotation of the stirring part further promotes the flow of the nutrient solution inside the nutrient bag; the inside of the mounting seat is provided with a delivery part. The present application uniformly heats the nutrient solution and delivers it into the gastrointestinal tract of the patient, the warm nutrient solution can promote blood circulation and increase the peristalsis of the intestinal tract, which is helpful to improve the digestion and absorption rate of the nutrient components.

The invention relates to the technical field of medical pipeline connecting structures, in particular to a connecting assembly of an abdominal wall nutrition tube and an enteral nutrition bag, which comprises a female joint, a male joint and a sealing assembly. A first connecting rod is arranged at the end of the female connector, a second connecting rod is arranged at the end of the male connector, and flow channel holes are formed in the first connecting rod and the second connecting rod and used for establishing a liquid channel during connection. And the female lantern ring and the male lantern ring are mutually sleeved and positioned through the sleeving surface, so that the stability and the sealing property of the joint are ensured. The sealing assembly comprises a sliding sleeve ring, a valve block, a reset ring and a reset spring, the valve block automatically seals a flow channel under the action of the reset spring when not connected, the valve block is pushed by the first connecting rod and the second connecting rod to return in the connecting process, and automatic connection and disconnection of liquid are achieved. Second sealing magnetic rings are arranged on the surfaces of the valve blocks. The structure is simple, and dirt hiding and containing gaps are reduced; the quick-connection self-sealing function is achieved, and operation is easy and convenient; the sealing reliability is enhanced through magnetic attraction positioning, and the safety and convenience of medical use are remarkably improved.

The invention relates to the technical field of guiding devices, in particular to a nasal jejunum nutrition tube imbedding guiding device which is used for guiding the process of imbedding a flexible nasal jejunum tube into a human body. The image acquisition device acquires a picture in the direction of the advancing direction of the insertion end of the nasal jejunum tube; the bag body is arranged in a manner of extending close to the insertion end of the nasal jejunum tube; during use, the bag body does not generate binding force on the nasal jejunum tube in a low-expansion state, the shape of the nasal jejunum tube is not limited by the bag body, when the bag body is in a high-expansion state, the bag body generates binding force on the nasal jejunum tube to enable the nasal jejunum tube to be bent, and the image acquisition device comprises a camera arranged in the insertion end of the nasal jejunum tube. The insertion end of the nasointestinal tube is provided with a closing part for preventing the camera from falling off, and the problem that the throat and the pylorus cannot pass through the nasointestinal tube quickly and smoothly in the existing nasointestinal tube indwelling process can be solved by improving the existing endoscope guiding technology.

The use of a device to measure patient sensory response through the application of an incrementally increased electrical current to the oropharynx.

The invention provides a nutrition pump drop identification method, a nutrition pump and electronic equipment, and relates to the technical field of drop identification, and the nutrition pump drop identification method comprises the steps: obtaining liquid drop detection signals collected by multiple infrared receiving channels; performing signal conditioning processing on each path of liquid drop detection signal to obtain multiple paths of pulse signals; combining the multiple paths of pulse signals into a single-path effective pulse sequence by using redundancy decision logic; and calculating the real-time dripping speed according to the pulse frequency of the single-path effective pulse sequence. According to the scheme, the liquid drop detection signals of the multiple infrared receiving channels are collected in parallel, or operation merging is carried out on the multiple pulse signals through the redundancy judgment logic, effective recognition of liquid drop events can still be maintained when part of channel signals fail, and therefore the fault-tolerant capability and robustness of the detection process are improved.

An enteral dosing control coupling comprising a cylindrical collar defining a hollow internal chamber and a lumen extension tip projecting axially into the internal chamber, the lumen extension tip defining an internal lumen extending therethrough. In example forms, the lumen extension tip is integrally formed with the cylindrical collar. In other example forms, the lumen extension tip is a separate piece and is removably engageable within the cylindrical collar.

Devices and methods for assisting a patient with recovery from dysphagia are disclosed herein. In some embodiments, the device comprises a catheter with sections whose curvatures correspond to curves between external nares of the patient and a nasal cavity and between the nasal cavity and a nasopharynx. The device may further include an electrode at a distal portion of the catheter and configured to deliver stimulation energy to nearby tissue.

The invention provides a stomach tube space registration and dynamic positioning method based on historical features, and relates to the technical field of medical instruments, and the method comprises the following steps: data acquisition: recording a catheterization path curve when the catheterization of a patient succeeds, and determining the catheterization path curve as a physiological feature curve; data calibration: marking coordinates of key feature points such as an airway opening, key parts of an esophagus and a stomach entrance on the physiological feature curve; space registration: registering the real-time catheter advancing curve and the physiological characteristic curve in the same coordinate system, and aligning data; dynamic positioning: calculating the position deviation of the front end of the stomach tube, dynamically calibrating based on a deviation value, and controlling the stomach tube to move along a physiological characteristic curve, in the data acquisition step, the physiological characteristic curve is used as a historical reference for path matching in a subsequent tube indwelling process, and in the data calibration step, the tube indwelling control precision is improved by more than or equal to 15% by dividing characteristic sections; and by utilizing a historical physiological curve, the catheterization path deviation is less than or equal to 2mm, and the control precision is improved by 30%.

The utility model relates to the technical field of stretchers, in particular to a wounded transferring life monitoring and supporting system based on a stretcher. The fixing device is detachably installed on the stretcher device, and the monitoring devices and the life supporting devices are detachably fixed to the fixing device. The stretcher equipment transfers the wounded; the monitoring devices monitor vital signs of the wounded, acquire vital sign data and display the vital sign data, and the electronic device receives the vital sign data transmitted by the monitoring devices, identifies the vital sign data and outputs prompt information when the vital sign data are abnormal. The problem that effective life monitoring and supporting means are lacked in the transferring process of the stretcher wounded is solved. And medical workers do not need to carry equipment to carry out life monitoring and support on the wounded, so that human resources of the medical workers are saved. In addition, medical workers do not need to check the vital sign data monitored by the monitoring equipment in real time, and then human resources of the medical workers are further saved.

The utility model provides a nasal feeding tube fixator which comprises a nasal paste support body, a slender rod body, a parallel hook, an adjusting screw buckle and an arc-shaped clamping piece, the bottom end of the nasal paste support body is flush, the top end of the nasal paste support body is inclined, and the slender rod body is arranged at the top end of the nasal paste support body. The slender rod body extends out of the nose tip and then is bent, so that the tail end rod body is located on one side of the slender rod body and corresponds to one side of the nasal cavity, the parallel hook is fixed below the tail end rod body, one side of the parallel hook is open, the adjusting screw buckle is arranged on the tail end rod body in a vertically movable mode, and an arc-shaped clamping piece matched with the parallel hook is arranged at the bottom end of the adjusting screw buckle. The nasal feeding tube fixator is simple in structure, and the nasal feeding tube is firmly fixed.

A respiratory mask can be used to provide therapy to patients who also require a nasogastric (NG) tube. The mask seal can include a path that is designed to deform around an NG tube or other without lifting the mask away from a patient's face. The deforming path can help to minimize gaps that form between the patient's face and the mask seal as a result of the tube, thus reducing leaks and improving the efficacy of the treatment.

The invention relates to the technical field of medical instruments, in particular to a liquid food feeding device capable of achieving quantitative conveying, which comprises a liquid food discharging mechanism, a liquid food feeding mechanism is arranged at the bottom of the front side of the liquid food discharging mechanism, the liquid food discharging mechanism comprises a liquid food discharging frame, and a quantitative discharging assembly is fixedly connected to the inner bottom of the liquid food discharging frame. The liquid food feeding mechanism comprises two feeding mechanism side plates, a feeding barrel connecting plate is fixedly connected between the front sides of the inner sides of the two feeding mechanism side plates, and a feeding barrel is fixedly connected to the middle of the front side of the feeding barrel connecting plate. By arranging the liquid food discharging mechanism and the liquid food feeding mechanism, accurate, quantitative, safe and comfortable feeding of liquid food for a patient is achieved, by means of an ingeniously-designed mechanical structure and an electronic control system, different kinds of liquid food can be automatically switched, it is ensured that the patient obtains balanced nutrition intake, and meanwhile the effect that the patient can take the liquid food in a balanced mode is achieved. By controlling the feeding speed of the liquid food, the liquid food is prevented from being blocked in the pipeline.

The utility model relates to a gastroesophageal fixing device, and belongs to the field of auxiliary gastroesophageal fixing. The device comprises a first medical proof fabric, a second medical proof fabric and a third medical proof fabric, the second medical proof fabric comprises a supporting part and a symmetrical connecting part, the supporting part is located at the bottom of the first medical proof fabric, the connecting part penetrates through the first groove, and part of the connecting part is located on the upper surface of the first medical proof fabric; the auxiliary belt is fixed on the connecting part; when the gastroesophagus is fixed to the adhesion face of the protruding part, a limiting groove is formed between the protruding part and the supporting part. According to the device, by changing the fixing position of the gastroesophagus, the uncomfortable feeling caused by the extrusion effect of the adhesive tape on the nose wing of a patient can be effectively prevented, and meanwhile, due to the fact that the supporting part of the second medical proof fabric is arranged between the gastroesophagus and the patient in a spaced mode; the situation that the adhesion of the adhesive tape is reduced due to sweating at the position where the adhesive surface of the adhesive tape is in direct contact with a patient can be effectively prevented, and the stability of gastroesophageal fixation is improved.

The utility model belongs to the technical field of medical instruments, and discloses an anti-falling device for fixing a stomach tube, which comprises a connecting plate provided with a through hole; the conical ring is arranged on one side of the connecting plate, external threads are arranged on the outer side face of the conical ring, the conical ring is in threaded connection with a nut sleeve, separation grooves are formed in the conical ring to divide the conical ring into a plurality of units, and each unit is fixed to the connecting plate; and two ends of the elastic band are fixed with the connecting plate. After the stomach tube penetrates through the connecting plate and the conical ring, the nut sleeve is rotated to move in the direction away from the connecting plate, the units continuously extrude the stomach tube towards the middle, the stomach tube is held to be limited, the elastic band can penetrate through the upper portion of the ear of a patient to be hung on the ear, and the position of the ear is higher than the nose. The elastic band can lift the connecting plate, then the elastic band is wound to the jaw from the back of the ear, the middle part of the elastic band is hung below the jaw, and the elastic band is restrained and prevented from being separated.

The utility model provides a kind of gastrointestinal catheter fixator, including fixed plate, the front and back of fixed plate are equipped with sliding slot, slidingly installed in sliding slot is sliding member, the top end of sliding member is equipped with the fixed component that fixes catheter, the both ends of fixed plate are equipped with mounting hole, each mounting hole is equipped with fixed band, the end of fixed band is equipped with magic tape, each fixed band is equipped with pressure relief component, the bottom end of fixed plate is equipped with first pressure relief pad, fixed component can be fixed to nasogastric tube by being equipped with, and in the process of fixing catheter, only need to place catheter in fixed tube by opening, greatly reduce the risk of catheter migration due to passing through catheter, and the arc clamping member is conveniently fixed to catheter by being equipped with, first pressure relief pad and second pressure relief pad can reduce the pressure injury of patient middle part and cheek part caused by long time wearing the fixator of patient, improve patient comfort and the security of treatment.

The invention discloses a non-invasive ventilator mask sealing and fixing structure adaptive to multi-diameter nasogastric tubes, comprising: a separate folding mask assembly which can be opened in a hinge manner and wraps the face of a patient; the middle fixing ring and the separated folding mask assembly are designed in a separated mode, and the middle fixing ring can be fixed to the head of the patient. The elastic conical sealing structure is connected between the elastic conical sealing structure and the middle fixing ring and used for enlarging the aperture of the elastic conical sealing structure so that a pipe fitting can be conveniently inserted, the elastic conical sealing structure is made of an elastic silica gel material, and nose tubes, intestine tubes and stomach tubes of different diameter sizes can be sealed. Compared with the prior art, the sealing and fixing structure for the noninvasive ventilator mask has the advantages that special masks do not need to be replaced for pipelines with different diameters, the universality of the mask is improved, the tube does not need to be pulled out and inserted again when the mask is disassembled, and the sealing and fixing structure for the noninvasive ventilator mask can guarantee the sealing effect and wearing comfort and has important clinical significance.

The invention relates to the technical field of medical instruments, in particular to a portable visual nasal gastrointestinal nutrition tube indwelling device which comprises an operation handle, an endoscope assembly, a guide wire and a shaping mechanism, and the endoscope assembly is connected to the operation handle, can be controlled by the operation handle and is used for checking conditions in the body of a patient; the endoscope assembly is sleeved with the nasal gastrointestinal nutrition tube when the nasal gastrointestinal nutrition tube is installed. The guide wire is inserted into the endoscope assembly and is used for supporting the endoscope assembly; the shaping mechanism is configured to enable the section shape of the nasal gastrointestinal nutrition tube with the curvature larger than a preset value to be recovered to be round and can also fix the shape of the nasal gastrointestinal nutrition tube with the curvature larger than the preset value. Therefore, on one hand, it can be guaranteed that the section of the nasal gastrointestinal nutrition tube is round and the blocking risk is avoided when the nasal gastrointestinal nutrition tube conveys nutrient solution or medicine, and on the other hand, elastic reset force generated at the bent position of the nasal gastrointestinal nutrition tube can be offset and the nasal gastrointestinal nutrition tube is prevented from continuously jacking mucous membranes and tissues in the human body.

An enteral feeding system includes a nutrition adapter, a first tube, a cartridge, a second tube, and a feeding tube adapter formed together as one piece. The nutrition adapter includes a coupling configured to couple to a source of enteral nutrition. The first tube has a proximal end that is coupled to the coupling of the nutrition adapter. The cartridge is configured for insertion into a peristaltic pump and includes a cartridge tube defining a cartridge inlet outlet coupled to a distal end of the first tube and a cartridge outlet. The second tube has a proximal end coupled to the cartridge outlet. The feeding tube adapter is coupled to a distal end of the second tube and is configured to be coupled to a feeding tube receiving port such that a lumen of the feeding tube adapter is coupled to a lumen of the second tube.

The application provides a neck anastomotic stoma monitoring and collecting device, which comprises an elastic wrapping sleeve, one side of which is broken and separated, and airtight air bags are arranged on the inner sides of the top and bottom edges of the elastic wrapping sleeve; a suction air bag is arranged on the outer side of the middle part of the elastic wrapping sleeve, and a plurality of suction ports, which are in communication with the inside of the elastic wrapping sleeve, are uniformly distributed on the inner side of the suction air bag; a suction pipe is connected to the suction air bag, one end of the suction pipe is connected with a negative pressure device, and a pH monitor is mounted on the suction pipe; a monitoring probe is mounted on the pH monitor, and the monitoring probe penetrates into the inner side of the suction pipe; and a cleaning mechanism is used for cleaning the inner side of the elastic wrapping sleeve. The suction pipe is connected with the negative pressure device to provide continuous negative pressure suction force, so that the acid liquid overflowing from the esophageal fistula can be sucked into the suction pipe through the suction ports and the pH value change can be monitored by the monitoring probe of the pH monitor, so that the medical staff can know the state of the esophageal anastomosis of the patient at any time, and the acid liquid can be timely sucked away after the esophageal fistula, so as to avoid the damage of the retention of the acid liquid to the organs of the patient.

The utility model relates to the technical field of stomach tube adapters, in particular to an anti-reflux stomach tube adapter structure. According to the technical scheme, the device comprises a protective shell, a sealing cover is installed at the open end of the protective shell, two connector positioning bases are fixedly installed on the protective shell, a built-in hose is arranged in the protective shell, hollow pipe connectors are installed at the two ends, away from each other, of the built-in hose, one hollow pipe connector is sleeved with an anti-fouling cover, and an adjusting base is installed on the outer wall of the protective shell; an adjusting screw rod is installed on the adjusting base in a threaded mode, and a semi-arc-shaped pressing plate is rotationally installed at one end of the adjusting screw rod. The built-in hose can be stably clamped through the semi-arc-shaped pressing plate, when the stomach tube is not connected with a feeding device, gastric juice can be prevented from flowing back, the situation that the stomach tube is opened due to the fact that a patient touches the adapter by mistake is avoided, the anti-backflow effect is enhanced, the anti-pollution cover is installed on the corresponding connector positioning base, the hollow tube connector can be prevented from being polluted, and the anti-pollution effect is good. And the use safety of the stomach tube is effectively improved.

A system for measuring cardiovascular data includes an elongate member having a channel, a first expandable member carried by the elongate member and movable between a collapsed state and an expanded state by adjustment initiated externally of a subject, a first sensor disposed on a surface of the elongate member, second and third sensors disposed on a surface of the first expandable, a first optical sensor located at a first location in relation to the distal end of the elongate member and configured for obtaining photoplethysmographic data, and wherein the first expandable member in its expanded state is configured to interface with the subject's larynx for delivery of at least oxygen gas into the respiratory system of the subject, and the second and third sensors are configured to contact tissue in proximity to the larynx when the first expandable member is in its expanded state.

A nasal cannula system (2100; 2600; 2700), comprising a cannula (2121; 2601; 2714) defining a patient-facing surface and comprising a first nasal prong (2105; 2605; 2705) and a second nasal prong (2105; 2605; 2705) extending from the cannula (2121; 2601; 2714); a supply tube (2102; 2602; 2702) connectable to a supply of gas from a gas source to deliver a flow of gas to the first and second nasal prongs (2105; 2605; 2705); wherein the cannula (2121; 2601; 2714) comprises a prong portion (2125; 2606; 2732) and a connection portion (2128; 2607; 2730) that are separable from one another to enable changing of the prong portion (2125; 2606; 2732).

To prevent separation of a tube from a connector and breakage of the tube by a tube bending technique.SOLUTION: A connector 10 is provided at one end of a tube 90. A through hole 20 goes through the connector so as to connect a first end 11 and a second end 12 of the connector. The connector is provided with a connecting part 30 on the first end side and a tube insertion part 40 on the second end side. The tube insertion part is provided with a fixing part 41 where the tube is fixed to the connector via a fixing layer 80 and a separation part 42 arranged on the fixing part on the second end side. In the separation part, an inner peripheral surface of the through hole is radially separate from an outer peripheral surface 95 of the tube. The fixing layer end 81 to be an end on the second end side of the fixing layer is separate from the second end to the first end side along an axis 19 of the connector.SELECTED DRAWING: Figure 1B

The invention relates to the technical field of medical instruments, in particular to a device for assisting in placing a stomach tube under general anesthesia, which comprises a fixing frame, the stomach tube is arranged in the fixing frame, a positioning mechanism is arranged on the outer side of the fixing frame, and a guide mechanism is arranged in the fixing frame; the positioning mechanism comprises a wire, a camera and a display screen, the wire is inserted into the stomach tube, the end of the wire is connected with the camera, and the display screen is installed on the inner wall of the left side of the fixing frame. The positioning mechanism is arranged, the camera is placed at the end of the stomach tube through a wire, the situation that the stomach tube is placed into the stomach can be shot, the position is displayed in real time through the display screen, safety in the placing process is ensured, and mucous membrane damage caused by repeated trial insertion of the stomach tube is avoided; by arranging the guide mechanism, the stomach tube can be simply limited, the use safety is improved, and medical staff can conveniently and more stably place the stomach tube.

A liquid removal device (100) is for removing a liquid from a surface (10). The liquid removal device (100) includes a chassis (122) rotationally coupled with an absorber drum (102) and an extractor drum (110). An absorbent layer (106) is positioned on an outer drum surface of the absorber drum (102). The extractor drum (110) includes a reservoir (116) configured to retain the liquid absorbed from the surface (10), and a plurality of apertures (118, 120) defined by an outer extractor surface in fluid communication with the reservoir (116). The extractor drum (110) is movable between a first position and a second position. In the first position, a first portion (118) of the plurality of apertures are in contact with the absorbent layer (106). In the second position, the first portion (118) of the plurality of apertures are not in contact with the absorbent layer (106).

The utility model provides a disposable half-supporting glasses type stomach tube fixator, and belongs to the technical field of medical instruments. The utility model solves the problem of how to prevent the skin of a patient from being damaged and prevent the patient from being bent in the use process. The disposable half-supporting glasses type stomach tube fixator comprises a nasal paste made of an elastic material and a filling tube made of an elastic material, the surface of one side of the nasal paste is sticky, a filling groove is formed in the side wall of the filling tube in the length direction, and the filling groove penetrates through the two ends of the filling tube. The filling pipe comprises a connecting section used for being connected with the nasal paste, a protruding section arranged in an arched mode towards the side face, back to the sticky side of the nasal paste, of the nasal paste and a maintaining section internally provided with a steel wire, and the protruding section is located between the connecting section and the maintaining section. According to the disposable half-supporting glasses type stomach tube fixator, the skin of a patient can be prevented from being damaged, and meanwhile the disposable half-supporting glasses type stomach tube fixator is prevented from being bent in the using process.