CN111743779A

CN111743779A - Auxiliary tube feeding device and method for medical nasogastric feeding tube for gastrointestinal surgical nursing

Info

Publication number: CN111743779A
Application number: CN202010530536.XA
Authority: CN
Inventors: 黄丽娟; 颜建辉; 韩焱; 黄克敏; 陆祯
Original assignee: Affiliated Hospital Of Xiangnan University
Current assignee: Affiliated Hospital Of Xiangnan University
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-10-09
Anticipated expiration: 2040-06-11
Also published as: CN111743779B

Abstract

The invention relates to the technical field of medical equipment, and discloses a medical gastrointestinal surgery nursing nasogastric feeding tube auxiliary tube feeding device which comprises a gastric tube and a wire guide tube, wherein the gastric tube is provided with a ring groove, a ring block, an open-circuit bag, an inner air bag, an outer air bag, an inflation cavity, an inflation hole and an inflation tube, and an operating wire, a cutting cylinder and an annular blade are arranged in the wire guide tube; also discloses a tube feeding method of the medical nasogastric tube auxiliary tube feeding device for gastrointestinal surgical nursing. The invention has relatively simple structure and convenient operation, and can open the esophagus through the open-circuit bag, reduce the probability of scratching the esophageal mucosa in the process of gastric tube feeding, increase the smoothness of feeding, simultaneously reduce the technical requirements on medical operators, save the energy and time of the medical operators when the medical operators insert the tube into the patient and improve the success rate of inserting the tube.

Description

Auxiliary tube feeding device and method for medical nasogastric feeding tube for gastrointestinal surgical nursing

Technical Field

The invention relates to the technical field of medical equipment, in particular to a medical nasogastric feeding tube auxiliary tube feeding device and a medical nasogastric feeding tube auxiliary tube feeding method for gastrointestinal surgical nursing.

Background

Enteral nutrition relies on the development of tube placement techniques, and enteral nutrition can be performed through nasogastric tubes, nasojejunal tubes, fistulization tubes, with nasogastric and nasojejunal tubes being most commonly placed, collectively referred to as nasogastric tubes. The stomach tube is inserted into a patient who can not take food through the mouth, and fluid food is infused from the stomach tube, so that the patient can be guaranteed to take sufficient nutrition, moisture and medicines. During the insertion of the stomach tube, the intubation action needs to be smooth and stable, so that the mucosa is prevented from being damaged by the stomach tube when the stomach tube is inserted, and particularly, care needs to be taken when the stomach tube passes through three narrow parts of the laryngo esophagus so as to avoid damaging the mucosa of the esophagus. At present, a device used for inserting a gastric tube needs careful operation of medical staff, the insertion is not smooth due to technical problems or tension of a patient, at the moment, in order to avoid injuring esophageal mucosa, the medical staff needs to insert the gastric tube after pulling out a little, the probability of damaging the esophageal mucosa is increased, the pain of the patient is increased, and the time and the energy of the medical staff are wasted.

Disclosure of Invention

Based on the problems, the invention provides the auxiliary tube feeding device and the auxiliary tube feeding method for the medical nasogastric tube for the gastrointestinal surgical nursing, and the device and the method can improve the smoothness of tube feeding, reduce the damage to the esophageal mucosa and save the time and the energy of medical staff.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides a supplementary pipe feeding device of medical gastroenterology nursing nasogastric feeding tube, includes stomach tube and wire guide, the lateral wall that the tip in the stomach was stretched into to the stomach tube is equipped with the annular that encircles the stomach tube setting, the annular is 5-7cm along the length direction's of stomach tube length direction, the length direction's of annular inner wall is equipped with encircles the annular and sets up and can be along the gliding ring block of length direction of stomach tube, the bottom of ring block is equipped with the pocket of opening a way, the top of the pocket of opening a way is encircleed the bottom of ring block and is set up, the pocket of opening a way includes interior gasbag bag and outer gasbag bag, be equipped with the sealed inflation cavity that encloses by interior gasbag bag, outer gasbag bag and ring block between interior gasbag bag and the outer gasbag bag, the ring block is equipped with the gas cell that passes the thickness direction of ring block, the gas cell is equipped with the gas tube that inserts in the gas cell, the tip that the gas tube deviates from the gas cell inserts in the, the inflation tube can move in the side wall of the gastric tube along the length direction of the gastric tube; the utility model discloses a cutting device for gastric tube, including seal wire pipe, stomach tube, seal wire pipe is located the stomach tube, the stomach tube is worn out to the tip that the seal wire pipe deviates from the annular, the intraductal operation silk that passes seal wire pipe that is equipped with of seal wire, the bottom of operation silk is inserted in the pocket of opening a way and is linked to each other with the diapire of the pocket of opening a way, the lateral wall of the bottom of seal wire pipe is equipped with a cutting section of.

Furthermore, the length direction's of annular inner wall is equipped with the spout that two symmetries set up, the spout sets up along the length direction of annular, the ring piece is equipped with two sliders that are located two spouts respectively towards the one side of stomach tube.

Furthermore, the bottom end of the operation wire is provided with a ball, and the bottom of the ball is connected with the bottom wall of the open circuit bag.

In order to solve the technical problems, the invention also provides a tube feeding method of the medical nasogastric tube auxiliary tube feeding device for gastrointestinal surgical nursing, which comprises the following steps:

s1: before the gastric tube is fed, pulling the inflation tube to enable the ring block to be positioned at the top end of the ring groove, then pulling the open-circuit bag into the gastric tube from the insertion end of the gastric tube through the operating wire, wherein the open-circuit bag pulled into the gastric tube cannot be contacted with the ring-shaped blade, and then fixing the inflation tube, the operating wire and the wire guide tube on the premise of keeping the state unchanged;

s2: after step S1, inserting a stomach tube into the stomach along the nasal cavity and the esophagus of a patient, stopping inserting the stomach tube when three narrow parts of the esophagus are in the path during the insertion process, pushing an inflation tube and an operating wire in the tube-entering direction to enable a ring block to be positioned at the bottom end of an annular groove, positioning an open-circuit bag outside the stomach tube, inflating the inflation tube, enabling gas to enter an inflation cavity through the inflation tube, expanding and swelling the open-circuit bag to prop open the narrow parts of the esophagus, fixing the inflation tube and the operating wire, pushing the stomach tube and a guide wire tube in the tube-entering direction simultaneously and slowly, stopping pushing the stomach tube and the guide wire tube when the tube-entering end of the stomach tube reaches the bottom of the open-circuit bag, enabling the stomach tube to pass through the narrow parts of the esophagus, extracting the gas in the inflation cavity, retracting the open-circuit bag to be in a shriveled state, pulling the inflation tube and the operating wire in the direction opposite to the tube-entering direction to, positioning the bottom end of the open pouch within the gastric tube; when the patient passes through the narrow part of the esophagus again or is difficult to insert, the operation is repeated;

s3: insert the end with the stomach tube insert in the stomach after, make the bag of opening a way be the shrivelled state, follow afterwards with advance tub opposite direction pulling gas tube of direction, draw the ring piece to the middle back of the length direction of annular, to advancing tub direction derivation silk pipe, make the annular blade be located the bottom of stomach tube, pull the operating wire afterwards, draw in the cutting cylinder with the bag of opening a way that will be located outside the bottom of stomach tube, keep the silk guide pipe unchangeable, make strength pulling operating wire, make the annular blade cut off the bag of opening a way, pull the top to the annular with the ring piece afterwards, and with operating wire and silk guide pipe draw out in the stomach tube.

Compared with the prior art, the invention has the beneficial effects that: the invention has relatively simple structure and convenient operation, and can open the esophagus through the open-circuit bag, reduce the probability of scratching the esophageal mucosa in the process of gastric tube feeding, increase the smoothness of feeding, reduce the probability of tube drawing reinsertion, simultaneously reduce the technical requirements on medical operators, save the energy and time of the medical operators when the medical operators insert the tube into the patient and improve the success rate of tube insertion.

Drawings

FIG. 1 is a schematic external view of the present invention;

FIG. 2 is a schematic view of the internal structure of the insertion end of a gastric tube of the present invention;

FIG. 3 is an internal structure of the present invention in front view at the chute;

FIG. 4 is an internal structure at a top view of the chute of the present invention;

wherein: 1. a gastric tube; 2. a wire guide tube; 3. a ring groove; 4. a ring block; 5. opening the bag; 6. an inner air bag; 7. an outer air bag; 8. a plenum chamber; 9. an inflation tube; 10. operating silk; 11. cutting the cylinder; 12. an annular blade; 13. a chute; 14. a slider; 15. and (4) a ball.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example (b):

referring to fig. 1, 2, 3 and 4, a nasal feeding tube auxiliary feeding device for medical gastrointestinal surgical nursing comprises a gastric tube 1 and a thread guide tube 2, wherein an annular groove 3 arranged around the gastric tube 1 is arranged on the outer side wall of the end part of the gastric tube 1 extending into the stomach, the length of the annular groove 3 along the length direction of the gastric tube 1 is 5-7cm, a ring block 4 arranged around the annular groove 3 and capable of sliding along the length direction of the gastric tube 1 is arranged on the inner wall of the annular groove 3 in the length direction, two symmetrically arranged sliding grooves 13 are arranged on the inner wall of the annular groove 3 in the embodiment, the sliding grooves 13 are arranged along the length direction of the annular groove 3, two sliding blocks 14 respectively positioned in the two sliding grooves 13 are arranged on one surface of the ring block 4 facing the gastric tube 1, the ring block 4 can slide to the top of the annular groove 3 and the bottom of the annular groove 3 along the sliding grooves 13, the bottom of an azimuth word, the azimuth in this embodiment is such that the top is distal to the entrance of the gastric tube 1 relative to the bottom.

The bottom of the ring block 4 is provided with an open-circuit bag 5, the top of the open-circuit bag 5 is arranged around the bottom of the ring block 4, the open-circuit bag 5 comprises an inner air bag 6 and an outer air bag 7, the tops of the inner air bag 6 and the outer air bag 7 are both bonded with the bottom of the ring block 4, a sealed inflation cavity 8 enclosed by the inner air bag 6, the outer air bag 7 and the ring block 4 is arranged between the inner air bag 6 and the outer air bag 7, the ring block 4 is provided with an inflation hole penetrating through the thickness direction of the ring block 4, the inflation hole is communicated with the inflation cavity 8, the inflation hole is provided with an inflation tube 9 inserted into the inflation hole, the inflation tube 9 is communicated with the inflation cavity 8, when the inflation tube 9 is inflated, gas enters the inflation cavity 8 through the inflation tube 9, the inflated gas enables the inner air bag 6 and the outer air bag 7 to be inflated, and the inflation degree of the inner air bag 6 cannot prevent the gastric tube 1 from entering.

The end part of the inflation tube 9 departing from the inflation hole extends along the length direction of the annular groove 3 until being inserted into the side wall of the gastric tube 1, then continues to extend in the side wall of the gastric tube 1 along the length direction of the gastric tube 1 until penetrating through the side wall of the gastric tube 1, and the inflation tube 9 can move along the length direction of the gastric tube 1 in the side wall of the gastric tube 1; the wire guide tube 2 is positioned in the stomach tube 1, the end part, deviating from the annular groove 3, of the wire guide tube 2 penetrates out of the stomach tube 1, the wire guide tube 2 can move in the stomach tube 1, the operation wire 10 penetrating through the wire guide tube 2 is arranged in the wire guide tube 2, the bottom end of the operation wire 10 is inserted into the open-circuit bag 5 and is connected with the bottom wall of the open-circuit bag 5, in order to reduce the possibility that the bottom of the operation wire 10 scratches the pharynx, the esophagus or the mucous membrane of the stomach, the bottom end of the operation wire 10 is provided with the round ball 15, and the bottom of the round ball 15 is; the lateral wall of the bottom of guide wire pipe 2 is equipped with a cutting section of thick bamboo 11, and a cutting section of thick bamboo 11 and guide wire pipe 2 are the preparation of integration, and a cutting section of thick bamboo 11 is hollow round platform shape, and the bottom of a cutting section of thick bamboo 11 is equipped with the annular blade 12 that encircles a cutting section of thick bamboo 11 and set up, and annular blade 12 bonds with a cutting section of thick bamboo 11, and guide wire pipe 2 and a cutting section of thick bamboo 11 all can remove along the length direction of stomach tube 1 in stomach tube 1.

The tube feeding method of the medical nasogastric tube nursing auxiliary tube feeding device for gastrointestinal surgery comprises the following steps:

s1: before tube feeding, pulling an inflation tube 9, wherein the inflation tube 9 drives a ring block 4 to move towards the top end of a ring groove 3, finally enabling the ring block 4 to be located at the top end of the ring groove 3, then pulling an operation wire 10, pulling an open-circuit bag 5 into a gastric tube 1 from an insertion end of the gastric tube 1 through the operation wire 10, wherein the open-circuit bag 5 pulled into the gastric tube 1 cannot be in contact with a ring-shaped blade 12, and then fixing the inflation tube 9, the operation wire 10 and a thread guide tube 2 on the premise of keeping the state unchanged;

s2: after step S1 is completed, the stomach tube 1 is inserted into the stomach along the nasal cavity and the esophagus of the patient, during the insertion process, when a slight insertion obstacle or three narrow parts of the path of the esophagus are encountered, the stomach tube 1 stops being inserted continuously, at this time, the inflation tube 9 and the operation wire 10 are pushed in the tube-entering direction, the ring block 4 is located at the bottom end of the ring groove 3, the open-circuit bag 5 is located outside the stomach tube 1, then the inflation tube 9 is inflated, the gas enters the inflation chamber 8 through the inflation tube 9, the open-circuit bag 5 is inflated and expanded to prop up the narrow parts of the esophagus, then the inflation tube 9 and the operation wire 10 are fixed, the inflation tube 9 and the operation wire 10 are kept still, the stomach tube 1 and the guide wire 2 are pushed in the tube-entering direction simultaneously and slowly, when the tube-entering end of the stomach tube 1 reaches the bottom of the open-circuit bag 5, the stomach tube 1 and the guide wire 2 are stopped being pushed in, at this time, the stomach tube 1, after the open-circuit bag 5 retracts to be in a shriveled state, the inflation tube 9 and the operating wire 10 are pulled towards the direction opposite to the tube feeding direction, so that the ring block 4 is positioned at the top end of the ring groove 3, and the bottom end of the open-circuit bag 5 is positioned in the stomach tube 1; when the patient passes through the narrow part of the esophagus again or encounters slight insertion obstacle, the operation is repeated;

s3: after the insertion end of the gastric tube 1 is inserted into the stomach, the open-circuit bag 5 is in a shriveled state, the inflation tube 9 is pulled in the direction opposite to the tube feeding direction, the ring block 4 is pulled to the middle of the length direction of the ring groove 3, the wire tube 2 is pushed out in the tube feeding direction, the ring-shaped blade 12 is close to the bottom end port of the gastric tube 1, the operating wire 10 is pulled, the open-circuit bag 5 located outside the bottom end of the gastric tube 1 is pulled into the cutting cylinder 11, the wire guide tube 2 is kept unchanged, the operating wire 10 is pulled forcefully, the ring-shaped blade 12 cuts off the open-circuit bag 5, the ring block 4 is pulled to the top end of the ring groove 3, the insertion end of the gastric tube 1 is completely exposed, the operating wire 10 and the wire guide tube 2 are pulled out from the gastric tube 1, and then the gastric tube 1.

The materials used for the gastric tube 1, the ring block 4, the slider 14 and the open-circuit bag 5 in the embodiment are harmless materials which can exist in the human body for a short time.

The above is an embodiment of the present invention. The embodiments and specific parameters in the embodiments are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the scope of the invention, which is defined by the claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a supplementary pipe feeding device of medical stomach and intestine surgery nursing nasogastric tube, its characterized in that, including stomach tube (1) and wire guide (2), the lateral wall of the tip that stomach tube (1) stretched into in the stomach is equipped with annular (3) that set up around stomach tube (1), the length of annular (3) along the length direction of stomach tube (1) is 5-7cm, the length direction's of annular (3) inner wall is equipped with and encircles annular (3) and can be along gliding ring block (4) of length direction of stomach tube (1), the bottom of ring block (4) is equipped with open circuit bag (5), the bottom that the top of open circuit bag (5) encircles ring block (4) sets up, open circuit bag (5) are including interior gasbag (6) and outer gasbag (7), be equipped with sealed plenum chamber (8) enclosed by interior gasbag (6), outer gasbag (7) and ring block (4) between interior gasbag (6) and outer gasbag (7), the gastric tube inflation device is characterized in that the ring block (4) is provided with an inflation hole penetrating through the thickness direction of the ring block (4), the inflation hole is provided with an inflation tube (9) inserted into the inflation hole, the end part of the inflation tube (9) departing from the inflation hole is inserted into the side wall of the gastric tube (1) and extends to the side wall penetrating through the gastric tube (1) along the length direction of the gastric tube (1), and the inflation tube (9) can move along the length direction of the gastric tube (1) in the side wall of the gastric tube (1); guide wire pipe (2) are located stomach tube (1), stomach tube (1) is worn out to the tip that deviates from annular (3) guide wire pipe (2), be equipped with in guide wire pipe (2) and pass operation silk (10) of guide wire pipe (2), the bottom of operation silk (10) is inserted in the bag of opening a way (5) and is linked to each other with the diapire of the bag of opening a way (5), the lateral wall of the bottom of guide wire pipe (2) is equipped with a cutting section of thick bamboo (11), a cutting section of thick bamboo (11) are hollow round platform shape, the bottom of a cutting section of thick bamboo (11) is equipped with annular blade (12) around cutting section of thick bamboo (11) setting.

2. The auxiliary feeding device for the nasal feeding tube for the medical gastrointestinal surgical nursing according to claim 1, wherein the inner wall of the annular groove (3) in the length direction is provided with two symmetrically arranged sliding grooves (13), the sliding grooves (13) are arranged along the length direction of the annular groove (3), and the surface of the ring block (4) facing the gastric tube (1) is provided with two sliding blocks (14) respectively positioned in the two sliding grooves (13).

3. The auxiliary feeding device for the nasal feeding tube for medical gastrointestinal surgical nursing is characterized in that a round ball (15) is arranged at the bottom end of an operating wire (10), and the bottom of the round ball (15) is connected with the bottom wall of an open circuit bag (5).

4. A method of advancing a medical nasogastric surgical nursing nasogastric tube auxiliary advancing device as claimed in any one of claims 1-3, comprising the steps of:

s1: before the stomach tube is fed, pulling an inflation tube (9) to enable a ring block (4) to be positioned at the top end of a ring groove (3), then pulling an open-circuit bag (5) into the stomach tube (1) from an insertion end of the stomach tube (1) through an operation wire (10), wherein the open-circuit bag (5) pulled into the stomach tube (1) cannot be in contact with a ring-shaped blade (12), and then fixing the inflation tube (9), the operation wire (10) and a wire guide tube (2) on the premise of keeping the state unchanged;

s2: after step S1 is completed, the stomach tube (1) is inserted into the stomach along the nasal cavity and the esophagus of a patient, in the process of insertion, when three narrow parts of the esophagus are located, the stomach tube (1) is stopped to be inserted continuously, at the moment, the inflation tube (9) and the operation wire (10) are pushed towards the tube inlet direction, the ring block (4) is located at the bottom end of the ring groove (3), the open-circuit bag (5) is located outside the stomach tube (1), then the inflation tube (9) is inflated, gas enters the inflation cavity (8) through the inflation tube (9), the open-circuit bag (5) is expanded and expanded to open the narrow parts of the esophagus, then the inflation tube (9) and the operation wire (10) are fixed, the stomach tube (1) and the guide wire (2) are pushed towards the tube inlet direction simultaneously and slowly, when the tube inlet end of the stomach tube (1) reaches the bottom of the open-circuit bag (5), the stomach tube (1) and the guide wire (2) are stopped to be pushed, at the moment, at the moment, air in the inflating chamber (8) is pumped out, after the open-circuit bag (5) retracts to a shriveled state, the inflating tube (9) and the operating wire (10) are pulled towards the direction opposite to the tube feeding direction, so that the ring block (4) is positioned at the top end of the ring groove (3), and the bottom end of the open-circuit bag (5) is positioned in the stomach tube (1); when the patient passes through the narrow part of the esophagus again or is difficult to insert, the operation is repeated;

s3: after inserting the inserted end of stomach tube (1) in the stomach, make open circuit bag (5) be the shrivelled state, follow afterwards to pulling gas tube (9) with advancing the opposite direction of pipe direction, draw ring block (4) to the middle of the length direction of annular (3), to advancing tub direction derivation silk pipe (2), make annular blade (12) be located the bottom of stomach tube (1), pull operating wire (10) afterwards, will be located the outside open circuit bag (5) of the bottom of stomach tube (1) and draw in cutting barrel (11), it is unchangeable to keep wire guide pipe (2), make strength pulling operating wire (10), make annular blade (12) cut off open circuit bag (5), pull ring block (4) to the top of annular (3) afterwards, and with operating wire (10) and extract pipe (2) from in wire guide (1) can.