19 results about "Gastrostomy" patented technology

To provide a gastrostomy catheter kit and connecting tube capable of further reliably maintaining a state where a gastrostomy catheter is placed in the stomach.SOLUTION: A gastrostomy catheter kit 300 comprises a gastrostomy catheter 100 and a tube 200 being detachably connected to the gastrostomy catheter 100. When a part of a connector 210 located on an axial center of a shaft 10 is pulled in the axial direction of the shaft 10, with the connector 210 of the tube 200 attached to a body surface contact part 20 of the gastrostomy catheter 100, the connector 210 is prevented from detaching from the body surface contact part 20, and when a part of the connector 210 that is offset from the axial center of the shaft 10 is pulled in a direction that combines the offset direction and the axial direction of the shaft 10, the connector 210 detaches from the body surface contact part 20.SELECTED DRAWING: Figure 7

To provide a gastrostomy catheter equipped with a capsule cover 70 manufactured into a desired shape with good reproducibility.SOLUTION: A gastrostomy catheter 100 includes: a catheter body 1 having a shaft 10 equipped with a lumen 11 and a body surface abutment part; a bumper 50 provided in the lower end part of the shaft 10, which expands in the stomach; and a capsule cover 70 for keeping the bumper 50 in a contracted state. At the time of detention, the capsule cover 70 is separated from the catheter body and the bumper 50 expands. The surface roughness of an inner surface 70a of the capsule cover 70 is smaller than that of an outer surface 70b of the capsule cover 70.SELECTED DRAWING: Figure 2

The utility model discloses a kind of gastric cavity plugging catheters of gastrostomy in the medical instrument technical field, the device increases plugging balloon and sealing clamping piece, can be held by inside and outside, hold stomach wall and skin to position the device, while plugging balloon seals and isolates the puncture of stomach wall inside gastric cavity, effectively avoid gastric juice to flow out, avoid gastric juice to overflow along the puncture and cause skin burning;Positioning baffle is also increased, can be unfolded inside duodenum, positioning baffle can position nutrition tube, avoid nutrition tube to slide and separate, can also effectively block pylorus, effectively avoid enteric digestive juice to enter stomach, and do not hinder gastric juice to flow into intestine normally, and by pressure relief port and pressure relief pipe, stomach is conveniently decompressed, effectively avoid that pressure is too high and nutrition liquid is refluxed to esophagus.

To provide a gastrostomy catheter that allows a sheath for gastrostomy to be torn more smoothly by a capsule cover.SOLUTION: A gastrostomy catheter 100 includes: a catheter body 1 having a shaft 10 equipped with a lumen 11 and a body surface abutment part; a bumper 50 provided in the lower end part of the shaft 10, which expands in the stomach; and a capsule cover 70 for keeping the bumper 50 in a contracted state. At the time of detention, the capsule cover 70 is separated from the catheter body 1 and the bumper 50 expands. The cross-sectional shape of the contour of the capsule cover 70 is polygonal, and the contour protrudes outward in a corner part 75 of the polygon.SELECTED DRAWING: Figure 1

The utility model relates to the field of medical instruments, and particularly discloses a stomach fistulization fixing patch which comprises a fistulization patch body, the fistulization patch body comprises an upper patch layer and a lower patch layer, one side end of the upper patch layer and one side end of the lower patch layer are each provided with an installation seam, a movable lantern ring is installed on the lower surface of the upper patch layer, and the lower surface of the movable lantern ring is provided with a fixing sleeve. An extending base plate is arranged at the position, located in the upper pasting layer, of the upper end of the movable lantern ring, a clamping groove is formed in the inner side of the lower end of the movable lantern ring, a positioning lantern ring is installed at the position, corresponding to the movable lantern ring, of the upper surface of the lower pasting layer, and an installation clamping block is installed on the outer side of the upper end of the positioning lantern ring. And a reinforcing backing ring is arranged at the lower end of the positioning lantern ring and located in the lower pasting layer. The positioning lantern rings and the extending base plates in the upper pasting layer and the lower pasting layer are hard material components, the purpose of supporting and protecting the pipeline can be achieved, and the situation that the pipeline is extruded and stretched due to movement, and consequently the pipeline at the fistulization opening falls off is avoided.

To ease pain during replacement by reducing resistance of insertion / extraction in a bumper-type gastrostomy catheter.SOLUTION: A gastrostomy catheter 10 comprises an external cylinder 10, and an internal cylinder 20 that is inserted into the external cylinder 10. A tip of the external cylinder 10 is provided with a plurality of anchor parts 13 capable of being opened / closed in a radial direction. The internal cylinder 20 is constituted to move in the tip direction of the external cylinder 10 and form a bumper 3 by extending the tip of the anchor part 23 of the external cylinder 10 to the radial outside.SELECTED DRAWING: Figure 5

To provide a gastrostomy catheter capable of more surely regulating the backflow of a nutrient or gastric contents from the inside of the stomach to the outside of the body.SOLUTION: The gastrostomy catheter 100 comprises a shaft 10 having a lumen 11, and a check-valve 40, wherein the check-valve 40 has a base part 41, a downward projecting part 51, and an annular 51a part 43, the shaft 10 has a body surface contact part 20 and an annular rib 23, the gap between the annular wall part 43 and the downward projecting part 51 constitutes an annular groove 44 into which the annular rib 23 fits, and a valve opening 45 is formed in the side wall of the lower end of the downward projecting part 51. A lower portion of the downward projecting portion 51 serves as a press-fitting portion 53, the press-fitting portion 53 has a large-diameter portion 54 whose size in the first direction is larger than the inside diameter of the lumen 11, and the size of the downward projecting portion 51 in the first direction gradually increases downward at a boundary portion 54a between the upper portion 52 of the downward projecting portion 51 and the large-diameter portion 54.SELECTED DRAWING: Figure 2

The utility model relates to the technical field of gastrostomy, and discloses an improved gastrostomy device which comprises an injection needle, a wire penetrates through the injection needle, the upper end of the wire is connected with a PEG feeding tube, the top of the PEG feeding tube is fixedly sleeved with a stop block, the outer end of the PEG feeding tube is sleeved with a protection assembly, and the stop block is located in the protection assembly. The upper end of the guide wire is connected with the PEG feeding tube through a connecting assembly, the connecting assembly comprises a connecting plate, the connecting plate is installed at the lower end of the PEG feeding tube, a connecting insertion cylinder is fixedly installed at the lower end of the connecting plate, the upper end of the guide wire is detachably inserted into the connecting insertion cylinder, and a silica gel positioning block is arranged in the connecting insertion cylinder. According to the stomach fistulization device, the protection assembly is additionally arranged on the basis of an original pull-out method stomach fistulization device, tumor planting caused by the pull-out method can be reduced, mucous membrane damage and tumor bleeding caused by the pull-out method can be avoided, meanwhile, the local infection occurrence rate can be reduced, the safety of the pull-out method is better improved, and the clinical treatment effect is improved.

The invention relates to the technical field of intestinal obstruction catheters, and particularly discloses a novel intestinal obstruction catheter placed through abdominal wall-stomach fistulization, the novel intestinal obstruction catheter comprises a cannula, an abdomen and a stomach, one end of the cannula penetrates through the abdomen and the stomach under the guidance of a gastroscope, a first fixing mechanism is arranged at one end of the cannula, and a first through hole and a second through hole are formed in the cannula; a catheter body and a nutrient canal are installed in the first through hole and the second through hole respectively, a fixing end is installed at the other end of the cannula, a connecting opening is formed in one end of the catheter body, and a sheath tube is inserted in the connecting opening. According to the intestinal obstruction catheter, the cannula is directly installed in the stomach of a patient, and then the catheter body penetrates through the cannula and is placed in the intestinal tract of the patient, so that the situation that the catheter body directly penetrates through the nostril-esophagus of the patient to cause great pain to the patient, especially the patient needing to place the intestinal obstruction catheter for a long time, is avoided; and the catheter body is matched with the nutrition tube, so that nutrition can be conveniently supplied to the intestines, and the malnutrition condition of the patient is avoided.

1. The name of the design product: shower waterproof sleeve for gastrostomy. 2. The use of the design product: used to improve comfort during bathing and showering. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses an autonomous feeder which comprises an intubation tube, a mouth pad, a positioning connecting piece and a funnel. The upper end of the cannula is an input end and the lower end of the cannula is an output end; a receding cavity allowing the input end to be inserted is formed in the oral pad, the oral pad comprises a biting pipe, a limiting plate and a mounting base, the biting pipe is arranged on one side of the limiting plate, and the mounting base is arranged on the other side of the limiting plate; the positioning connecting piece comprises a positioning plate, a positioning insertion piece, a lower connecting pipe and an upper connecting pipe, the positioning insertion piece is fixed below the positioning plate and abuts against the outer side of the mounting base, the lower connecting pipe is arranged below the positioning plate, the lower connecting pipe directly faces the input end of the insertion pipe and can be inserted into the insertion pipe, and the upper connecting pipe is arranged above the positioning plate; the funnel comprises a pipe body and a funnel body, the pipe body is arranged at the bottom of the funnel body, and a cavity is formed in the funnel body. According to the utility model, a patient can place a nutrient solution in the funnel by himself, and then the nutrient solution enters the esophagus of the patient through the intubation tube, so that indwelling nasal feeding and gastrostomy are not needed, and the experience of the patient is improved.

To provide a gastrostomy catheter kit and connecting tube capable of further reliably maintaining a state where a gastrostomy catheter is placed in the stomach.SOLUTION: A gastrostomy catheter kit 300 comprises a gastrostomy catheter 100 and a connecting tube (a tube 200) being detachably connected to the gastrostomy catheter 100. The gastrostomy catheter kit 300 is so configured that the gastrostomy catheter 100 includes a shaft 10 in which a lumen 11 is formed, and a body surface contact part 20 provided at one end of the shaft 10, and the connecting tube includes a long tube body 260, and a connector 210 provided at one end of the tube body 260 and detachably attached to the body surface contact part 20, where the tube body 260 has an extension part 270 that can extend when being pulled.SELECTED DRAWING: Figure 8

In some embodiments, a PEG delivery device comprises: a tube sized to bridge a passage between the stomach and the outer abdominal surface; an inner stent; and an outer stent. Optionally, the stent is connected to the tube. The inner stent may be sized to resist movement through a stoma to the outside of the stomach. The outer stent may be sized to resist movement from the outer abdominal surface into the stoma. The outer stent may include a bottom side extending from the tube in a radial direction between the outer stent and the outer abdominal surface. The bottom side of the outer stent may contact the outer abdominal surface at a distance from the outer opening of the stoma. Optionally, the distance between the inner stent and the outer stent is adjustable. Optionally, the angle between one or both of the stents and the tube is adjustable.

The utility model discloses a silica gel four-cavity jejunum nutrition tube which comprises a first tube body, a second tube body, an installation head, a feeding channel, a feeding hole, a first ventilation channel, a jejunum balloon, a second ventilation channel, a gastrostomy balloon, a pressure reduction channel, a pressure reduction hole, a feeding tube, a first ventilation tube, a second ventilation tube and a pressure reduction tube. A feeding tube, a first ventilation tube, a second ventilation tube, a pressure reduction tube and a first tube body are fixed on the mounting head, the first tube body is connected with the second tube body, and the mounting head, the feeding tube, the first ventilation tube, the second ventilation tube, the pressure reduction tube, the first tube body and the second tube body are of an integrated structure; according to the jejunum nutrition tube, the pressure reduction hole is formed in the first tube body and communicated with the pressure reduction channel, so that air can be exhausted in the stomach in time when the jejunum nutrition tube is used for feeding, a patient is not prone to feeling uncomfortable due to overlarge pressure in the stomach, and the comfort level of the patient is guaranteed.

To provide an insertion jig and a gastrostomy catheter kit that enable more stable placement of the gastrostomy catheter on the body surface. [Solution] The insertion jig 100 for a gastrostomy catheter is an insertion jig used to insert and leave in place the bumper 250 and shaft 210 of a gastrostomy catheter 200, which has a shaft 210 having a lumen 211, a bumper 250 provided at the lower end of the shaft 210, and a body surface contact portion 220 provided at the upper end of the shaft 210, through a fistula 430. The jig comprises a tubular body 10 extending vertically and a connecting portion 40 provided on the tubular body 10 and detachably hooked onto a connecting portion 230 formed at the upper end of the body surface contact portion 220.

The utility model discloses a gastrostomy catheter fixing and anti-traction structure, which belongs to the technical field of medical equipment, and is characterized by comprising a gastrostomy catheter body, a preheating mechanism and a protection mechanism, the preheating mechanism is sleeved on the top of the surface of the gastrostomy catheter body, and the protection mechanism and a supporting assembly can be matched with a limiting assembly, so that the gastrostomy catheter can be fixed. The supporting plate can be limited through the anti-disengaging pipe, the supporting plate can limit the anti-disengaging pipe and the connecting clamping block, the portion, at the anti-disengaging pipe, of the gastrostomy catheter body can be supported and limited after the connecting clamping block and the positioning ring are connected, and when the gastrostomy catheter body is pulled, the anti-disengaging pipe can transmit stress to the supporting plate; the supporting plate transmits stress to the positioning ring through the connecting clamping block, so that the positioning ring transmits the stress to the abdomen pasting piece and the positioning pasting piece for sharing, and accidental displacement of the gastrostomy catheter body when the gastrostomy catheter body is pulled can be avoided.

The utility model belongs to the technical field of medical instruments related to gastrostomy, and particularly relates to an inner wall storage type stomach wound protection sleeve. An inner wall storage type stomach wound protection sleeve comprises an inner buried pipe and an outer disc, an inner buried pipe penetrating hole is formed in the center of the outer disc, and one end of the inner buried pipe penetrates through and is fixedly connected to the inner buried pipe penetrating hole; a built-in channel pipe is arranged in the built-in pipe, the central axis of the built-in channel pipe coincides with the central axis of the built-in pipe, and the built-in channel pipe is fixedly connected with the built-in pipe; a sliding ring is arranged between the built-in channel pipe and the embedded pipe, a plurality of locking rods are arranged on the edge of the top of the sliding ring, locking buckles are arranged at the tail ends of the locking rods, and the locking buckles can be buckled with the edge of the external disc; the edge of the bottom of the sliding ring is provided with a single-disc net-shaped structure umbrella, and the single-disc net-shaped structure umbrella can be contained between the inner buried pipe and the built-in channel pipe.

To provide a gastrostomy catheter and a gastrostomy kit capable of reducing a burden of a patient.SOLUTION: A gastrostomy catheter 100 includes: a tubular pipe part 113 inserted to a fistula; and a bumper part 112 configured to be deformable in a state capable of passing through the fistula and provided in a distal end side of the pipe part 113. The bumper part 112 has: a distal end pressure reception part 112a arranged so as to be spaced in a distal end side from the pipe part 113 to receive a pressing force when being deformed; a projection part 112b connecting the pipe part 113 and the distal end pressure reception part 112a and projecting in a radially outside of the pipe part 113; and a deformation suppression member 112d being another member that engages with the distal end pressure reception part 112a.SELECTED DRAWING: Figure 2

The gastrostomy catheter includes a shaft in which a lumen is provided, a flexible bumper which is provided at a tip of the shaft, and a wire which has elasticity and can bias the bumper in a diameter-increasing direction and restricts deformation of the bumper in a diameter-decreasing direction. At least a portion on a tip side of the wire biases the bumper in the diameter-increasing direction or restricts the deformation of the bumper in the diameter-decreasing direction by the elasticity of the wire in a state in which the wire is disposed in the bumper.