CN111743779B

CN111743779B - Auxiliary tube feeding device and method for medical nasogastric feeding tube for gastrointestinal surgical nursing

Info

Publication number: CN111743779B
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: 2023-04-11
Anticipated expiration: 2040-06-11
Also published as: CN111743779A

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 by the open circuit bag, reduce the probability of scratching the esophageal mucosa in the gastric tube feeding process, increase the smoothness of the feeding tube, reduce the technical requirements on medical operators, save the energy and time of the medical operators when the medical operators insert the tube for 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 technology and can be implemented through nasogastric tubes, nasojejunal tubes, fistulization tubes, of which nasogastric and nasojejunal tubes are the most common, 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 gastric tube, the intubation action needs to be smooth and stable, the gastric tube is prevented from damaging mucosa when the gastric tube is inserted, and particularly, care needs to be taken when the gastric tube passes through three narrow parts of the throat and the esophagus so as to avoid damaging the esophageal mucosa. 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 stomach and intestine surgery nursing nasogastric tube, includes stomach tube and wire guide, the lateral wall of the tip that the stomach tube stretched into in the stomach 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, 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 inflation hole of the thickness direction that passes the ring block, the inflation hole is equipped with the gas tube that inserts in the inflation hole, the tip that the gas tube deviates from the inflation hole inserts in the lateral wall of stomach tube and extends to the lateral wall that passes along the length direction of stomach tube, the gas tube can move along the length direction of stomach tube in the lateral wall of stomach tube; the wire guide tube is positioned in the gastric tube, the end part of the wire guide tube departing from the annular groove penetrates out of the gastric tube, an operation wire passing through the wire guide tube is arranged in the wire guide tube, the bottom end of the operation wire is inserted into the open-circuit bag and is connected with the bottom wall of the open-circuit bag, the outer side wall of the bottom end of the yarn guide pipe is provided with a cutting cylinder, the cutting cylinder is in a hollow round table shape, and the bottom end of the cutting cylinder is provided with an annular blade arranged around the cutting cylinder.

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 the step S1 is completed, inserting a stomach tube into the stomach along the nasal cavity and the esophagus of a patient, stopping continuously inserting the stomach tube when three narrow parts of the esophagus are located in the inserting process, pushing an inflation tube and an operating wire in the tube entering direction to enable a ring block to be located at the bottom end of an annular groove, then 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 wire guide tube in the tube entering direction at the same time and slowly, stopping pushing the stomach tube and the wire guide 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, withdrawing 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 opposite direction to enable the ring block to be located at the top end of the annular groove, and enabling the bottom end of the open-circuit bag to be located in the stomach 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 surgery 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 portion 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 in the embodiment is close to the feeding direction of the gastric tube 1, and the top of the azimuth word in the embodiment is far away from the feeding direction 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 open-circuit bag 5.

The end part of the inflation tube 9, which is far away 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 of the wire guide tube 2, which is far away from the annular groove 3, penetrates out of the stomach tube 1, the wire guide tube 2 can move in the stomach tube 1, an operation wire 10 which penetrates 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 mucous membrane of the pharynx, the esophagus or the stomach, a round ball 15 is arranged at the bottom end of the operation wire 10, and the bottom of the round ball 15 is bonded with the bottom wall of the open-circuit bag 5; 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 gastrointestinal surgical nursing nasogastric tube auxiliary tube feeding device 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 the 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 loop block 4 is located at the bottom end of the circular 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 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 passes through the narrow part of the esophagus forward, at this time, the gas in the inflation chamber 8 is extracted, the open-circuit bag 5 is retracted to the dry state, then, the direction is pulled in the opposite direction, the bottom end of the operation wire 9 and the loop block 4 is located at the top end of the loop block 3; 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 detection and nutrition filling operations are carried out.

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 device of advancing of medical gastroenterology nursing nasogastric tube, a serial communication port, 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) around stomach tube (1) setting, annular (3) are 5-7cm along the length direction's of stomach tube (1) length, the length direction's of annular (3) inner wall is equipped with and encircles annular (3) setting and can be along gliding ring piece (4) of length direction of stomach tube (1), the bottom of ring piece (4) is equipped with open circuit bag (5), the top of open circuit bag (5) is encircleed the bottom setting of ring piece (4), open circuit bag (5) are including interior gasbag (6) and outer gasbag (7), be equipped with between interior gasbag (6) and outer gasbag (7) and enclose sealed plenum chamber (8) of establishing by interior gasbag (6), outer gasbag (7) and ring piece (4), ring piece (4) are equipped with the direction of passing ring piece (4) and extend to the lateral wall of stomach tube (1) and the lateral wall (9) of inflation tube insert the side wall, the side wall (9) of stomach tube (1) insert the side wall, the side wall of the stomach tube (9) can extend to the side wall along the side wall of the stomach tube (1) and the length direction of inflation tube (1) and the side wall (9) Move in the longitudinal direction of the slide; the utility model discloses a stomach tube, including seal wire pipe (2), stomach tube (1), wire guide pipe (2) are located stomach tube (1), stomach tube (1) is worn out to the tip that deviates from annular (3) wire guide pipe (2), be equipped with in wire guide pipe (2) and pass operation silk (10) of wire guide 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 wire guide 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) that encircle cutting section of thick bamboo (11) and set up.

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 of the nasal feeding tube for the medical gastrointestinal surgical nursing according to claim 1, wherein the bottom end of the operating wire (10) is provided with a round ball (15), and the bottom of the round ball (15) is connected with the bottom wall of the open bag (5).

4. A method of advancing a medical gastroenterological surgical care 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 the step S1 is finished, the stomach tube (1) is inserted into the stomach along the nasal cavity and the esophagus of a patient, in the inserting process, when three narrow parts of the esophagus are located, the stomach tube (1) is stopped from being inserted continuously, the air inflation tube (9) and the operation wire (10) are pushed towards the tube feeding direction at the moment, the loop block (4) is located at the bottom end of the annular groove (3), the air inflation tube (5) is located outside the stomach tube (1) and then inflated into the air inflation tube (9), air enters the air inflation cavity (8) through the air inflation tube (9), the air inflation tube (5) is inflated and expanded to expand and expand the narrow parts of the esophagus, then the air inflation tube (9) and the operation wire (10) are fixed, the stomach tube (1) and the guidewire tube (2) are pushed into the tube feeding direction at the same time, when the tube feeding end of the stomach tube (1) reaches the bottom of the air inflation tube (5), the stomach tube (1) and the guidewire tube (2) are stopped from being pushed into the stomach tube (1), the stomach tube (1) and the guidewire tube (2) passes through the narrow parts of the esophagus, at the air inflation cavity (8), the air inflation tube (5) is withdrawn, the open-loop bag (5) retracts towards the top end of the dry state, and the loop block (4) is located at the bottom end of the air inflation tube (3), and the operation wire (4) and the operation wire (10) are located in the operation wire (3); 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, after pulling ring block (4) to the middle of the length direction of annular groove (3), advance tub of direction derivation silk pipe (2), make annular blade (12) be located the bottom of stomach tube (1), pull operating wire (10) afterwards, pull open circuit bag (5) that will be located outside the bottom of stomach tube (1) in cutting barrel (11), keep wire guide pipe (2) unchangeable, 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 groove (3) afterwards, and with operating wire (10) and wire guide pipe (2) from stomach tube (1) in can.