9 results about "Gastrostomy" patented technology

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 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.

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 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 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.