CN216222356U - Improved percutaneous gastrojejunostomy tube connecting piece - Google Patents
Improved percutaneous gastrojejunostomy tube connecting piece Download PDFInfo
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- CN216222356U CN216222356U CN202121964361.XU CN202121964361U CN216222356U CN 216222356 U CN216222356 U CN 216222356U CN 202121964361 U CN202121964361 U CN 202121964361U CN 216222356 U CN216222356 U CN 216222356U
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Abstract
The utility model discloses an improved percutaneous gastrointestinal fistulization tube connecting piece, which comprises a shell, a valve core, a cover plate and an adjusting rod, wherein the valve core is arranged in the shell; an accommodating cavity is formed inside the shell; the outer side wall of the shell is provided with a first joint, a second joint and a third joint which are communicated with the accommodating cavity; the valve core is provided with a first through hole, a second through hole and a third through hole; the valve core is rotatably connected with the accommodating cavity; the lower end surface of the valve core is connected with the bottom surface of the accommodating cavity in an abutting mode; the upper end of the valve core is connected with the bottom surface of the cover plate in a propping manner; the cover plate is in threaded connection with the shell; the adjusting rod penetrates through the cover plate and is bonded with the valve core; when the connecting piece is in a first state, the first joint is communicated with the first through hole, and the third joint is communicated with the third through hole; when the connecting piece is in a second state, the first joint is communicated with the second through hole; the second joint is communicated with the first through hole. The improved percutaneous gastrojejunostomy tube connecting piece is convenient for feeding and administration of a patient, reduces the abrasion of the ostomy tube and improves the working efficiency of medical care personnel.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to an improved percutaneous gastrojejunostomy tube connecting piece.
Background
The percutaneous gastrojejunostomy tube is a fistulation pipeline which is inserted through the abdominal body surface and the front wall of the gastrojejunum by the technologies of operation, endoscopy, image and the like and is used for connecting the gastrojejunum and the outside of the body. Feeding through a percutaneous gastrojejunostomy tube is one of the current enteral nutrition support methods, and medical staff can insert the percutaneous gastrojejunostomy tube into a patient during surgery. It may be a common stomach tube, a double Ke stomach tube or a rubber tube, etc. with different diameters and different materials. The tail end of the exposed section of the traditional percutaneous gastrointestinal fistulization tube has no universality and is not necessarily matched with a connector of a food perfusion apparatus; and the patient is not easily connected to the syringe nipple when it is desired to administer the drug or to feed it with a 50ml syringe. There are cases where the integrity of the tube is impaired and food leaks through the damaged portion in order to seal the exposed tube of the ostomy tube by repeated bending.
In view of the above, the applicant has made an intensive study on the above-mentioned defects in the prior art, and has made this invention.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an improved percutaneous gastrojejunostomy tube connecting piece which has the advantages of long service life and convenience in feeding and administration to patients.
In order to achieve the above purpose, the solution of the utility model is:
an improved percutaneous gastrointestinal fistulization tube connecting piece comprises a shell, a valve core, a cover plate and an adjusting rod; an accommodating cavity is formed inside the shell; the outer side wall of the shell is provided with a first joint, a second joint and a third joint which are communicated with the accommodating cavity; a first through hole, a second through hole and a third through hole are formed in the valve core; a yielding hole is formed in the middle of the cover plate; the valve core is connected with the accommodating cavity in a rotatable fit manner; the lower end surface of the valve core is connected with the bottom surface of the accommodating cavity in an abutting mode; the upper end of the valve core is connected with the bottom surface of the cover plate in an abutting mode; the cover plate is in threaded connection with the shell; the adjusting rod penetrates through the cover plate and is fixedly bonded with the valve element;
the connecting piece has a first state and a second state; when the connecting piece is in a first state, the first joint is communicated with the first through hole, and the third joint is communicated with the third through hole; the second joint is in a closed state; when the connecting piece is in a second state, the first joint is communicated with the second through hole; the second joint is communicated with the first through hole; the third joint is in a closed state.
Furthermore, a fan-shaped limiting groove is formed in the bottom surface of the accommodating cavity; a limiting block is formed on the lower end face of the valve core; the limiting block is connected in the fan-shaped limiting groove in a limiting mode in a rotatable limiting mode in the circumferential direction of the fan-shaped limiting groove.
Further, an internal thread is formed at the upper end of the shell; the side surface of the cover plate is provided with an external thread; the shell is in threaded connection with the cover plate.
Furthermore, a positioning block is formed at the upper end of the valve core, and a positioning hole is formed at the lower end of the adjusting rod; the positioning block is connected with the positioning hole in an embedded mode.
Further, a sealing groove is formed in the side wall of the upper end of the valve core, and a sealing ring is installed in the sealing groove.
Further, a first lug, a second lug and a third lug are formed at the upper end of the adjusting rod; the first lug, the second lug and the third lug correspond to the first through hole, the second through hole and the third through hole one to one respectively; the upper ends of the first lug, the second lug and the third lug are all formed with indication arrows.
Further, the first joint is formed with a taper that gradually decreases in diameter along the free end.
Further, a limiting ring is formed inside each of the second joint and the third joint.
Furthermore, detachable covers are respectively installed at the free ends of the second joint and the third joint.
Further, the shell is made of transparent plastic.
After the structure is adopted, the improved percutaneous gastrojejunostomy tube connecting piece has at least the following beneficial effects:
first, during the use, will first joint is connected with the external fistulization pipe end of patient, and medical personnel are through rotating adjust the pole, can drive the case rotates to the control connecting piece switches between first state and second state. When a patient needs to feed, the medical staff controls the adjusting rod to enable the connecting piece to be in the first state, the connector of the food perfusion device is connected with the third connector, and food can flow through the valve core and the first connector from the third connector and finally flow into the patient through the fistulization tube; similarly, when a patient needs to be dosed or fed with a 50ml syringe, the medical staff adjusts the connector to the second state, at which time by connecting the second connector with the syringe nipple, the patient can be given oral medication or fed.
And the fan-shaped limiting groove and the fan-shaped limiting block are arranged, so that the connecting piece can be stably switched between the first state and the second state, and can be positioned during the assembly of the valve core, and the valve core has better reliability.
Thirdly, the adjusting rod is conveniently positioned during assembly by arranging the positioning hole and the positioning block.
Compared with the prior art, the improved percutaneous gastrojejunostomy tube connecting piece is convenient for medical staff to feed and administer medicine to patients, reduces the abrasion of the ostomy tube and improves the working efficiency of the medical staff.
Drawings
Fig. 1 is a perspective view of an improved percutaneous jejunostomy tube connector of the present invention.
Fig. 2 is a perspective cross-sectional view of the ostomy tube coupling of the present invention.
Figure 3 is a cross-sectional view of a fistulization tube attachment according to the utility model.
Fig. 4 is a perspective view of the housing of the present invention.
Fig. 5 is a perspective view of the valve cartridge of the present invention.
Fig. 6 is a perspective view of the cover plate of the present invention.
Fig. 7 is a perspective view of an adjustment lever of the present invention.
FIG. 8 is a schematic structural view of a fan-shaped spacing groove according to the present invention.
Figure 9 is a cross-sectional view of a ostomy coupling device according to the utility model in a first state.
Fig. 10 is a cross-sectional view of a fistula attachment in a second state of the utility model.
In the figure:
a housing 1; a housing chamber 11; a first joint 12;
a second joint 13; a third joint 14; stop collar 15
A lid 16; a fan-shaped limiting groove 111; a taper 131;
a valve core 2; a first through hole 21; a second through hole 22;
a third through hole 23; a stopper 24; a positioning block 25;
a seal groove 26; a seal ring 27;
a cover plate 3; a relief hole 31;
an adjusting rod 4; positioning holes 41; a first lug 42;
a second lug 43; a third lug 44; an arrow 45 is indicated;
a fistulation tube 100; a food syringe fitting 200; a syringe nipple 300.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 10, which are improved percutaneous gastrojejunostomy tube connectors according to the present invention, the connectors comprise a housing 1, a valve core 2, a cover plate 3 and an adjusting rod 4; an accommodating cavity 11 is formed inside the shell 1; the outer side wall of the shell 1 is formed with a first joint 12, a second joint 13 and a third joint 14 which are opened to the accommodating cavity 11; a first through hole 21, a second through hole 22 and a third through hole 23 are formed on the valve core 2; a yielding hole 31 is formed in the middle of the cover plate 3; the valve core 2 is connected with the accommodating cavity 11 in a rotatable fit manner; the lower end surface of the valve core 2 is connected with the bottom surface of the accommodating cavity 11 in an abutting mode; the upper end of the valve core 2 is connected with the bottom surface of the cover plate 3 in an abutting mode; the cover plate 3 is in threaded connection with the shell 1; the adjusting rod 4 penetrates through the cover plate 3 and is fixedly bonded with the valve core 2; the connecting piece has a first state and a second state; when the connector is in the first state, the first connector 12 is communicated with the first through hole 21, and the third connector 14 is communicated with the third through hole 23; the second joint 13 is in a closed state; when the connector is in the second state, the first connector 12 is communicated with the second through hole 22; the second joint 13 is communicated with the first through hole 21; the third joint 14 is in a closed state.
When the device is used, the first connector 12 is connected with the end part of the fistulation tube 100 outside the body of a patient, and medical personnel can drive the valve core 2 to rotate by rotating the adjusting rod 4, so that the connecting piece is controlled to be switched between the first state and the second state. When the patient needs to feed, the medical staff controls the adjusting rod 4 to make the connecting piece in the first state, the food perfusion device joint 200 is connected with the third joint 14, and the food can flow from the third joint 14, through the valve core 2 and the first joint 12 and finally flows into the patient through the ostomy tube 100; similarly, when the patient needs to be administered or fed with the syringe, the medical staff adjusts the connector to the second state, and then the oral medicine can be delivered or fed to the patient by connecting the second connector 13 and the syringe nipple 300.
Preferably, as shown in fig. 8, a fan-shaped limiting groove 111 is formed on the bottom surface of the accommodating cavity 11; a limiting block 24 is formed on the lower end surface of the valve core 2; the limiting block 24 is connected in the fan-shaped limiting groove 111 in a limiting manner in a rotatable manner along the circumferential direction of the fan-shaped limiting groove 111. Therefore, by arranging the fan-shaped limiting groove 111 and the fan-shaped limiting block 24, the connecting piece can be stably switched between the first state and the second state, and can be positioned when the valve core 2 is assembled, so that the valve core has better reliability.
Preferably, the housing 1 is formed with an internal thread at an upper end thereof; the side surface of the cover plate 3 is provided with an external thread; the shell 1 is in threaded connection with the cover plate 3. Preferably, a positioning block 25 is formed at the upper end of the valve core 2, and a positioning hole 41 is formed at the lower end of the adjusting rod 4; the positioning block 25 is engaged with the positioning hole 41. Thus, the positioning hole 41 and the positioning block 25 are arranged, so that the adjusting rod 4 can be conveniently positioned during assembly.
Preferably, as shown in fig. 3 and 5, a sealing groove 26 is formed on the sidewall of the upper end of the valve core 2, and a sealing ring 27 is installed in the sealing groove 26. Prevent to take place liquid in the use and reveal, cause the pollution to the periphery, have better security.
Preferably, as shown in fig. 7, the upper end of the adjusting lever 4 is formed with a first lug 42, a second lug 43 and a third lug 44; the first lug 42, the second lug 43 and the third lug 44 are respectively in one-to-one correspondence with the first through hole 21, the second through hole 22 and the third through hole 23; the upper ends of the first lug 42, the second lug 43 and the third lug 44 are formed with an indication arrow 45. Through the arrangement of the lugs, medical personnel can rotate the adjusting rod 4 conveniently, so that the valve element 2 is driven to rotate, and the switching of the states of the connecting pieces is realized. The indication arrow 45 is arranged on the lug, so that the medical staff can know the current state of the connecting piece clearly, and the operation of the medical staff is convenient.
Preferably, as shown in fig. 9, the first connector 12 is formed with a taper 131 that gradually decreases in diameter along the free end. The connection with various types of fistulization tubes 100 is convenient, and the universality is better.
Preferably, a limit ring 15 is formed inside each of the second joint 13 and the third joint 14. Therefore, when the pipeline is inserted, the pipeline cannot extend into the valve core 2, and the normal work of the valve core 2 is influenced.
Preferably, the free ends of the second joint 13 and the third joint 14 are respectively provided with a detachable cover 16. Therefore, when the connector is not used, the second connector 13 and the third connector 14 can be closed, impurities are prevented from entering, and the safety of the use process is improved. Preferably, the housing 1 is made of transparent plastic. Make things convenient for medical personnel to observe the inside condition of adaptor, can in time discover unusually in using, further improve the safety in utilization.
Compared with the prior art, the improved percutaneous gastrojejunostomy tube connecting piece is convenient for medical staff to feed and administer medicine to patients, reduces the abrasion of the ostomy tube 100 and improves the working efficiency of the medical staff.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (10)
1. An improved percutaneous gastrointestinal fistulization tube connecting piece is characterized by comprising a shell, a valve core, a cover plate and an adjusting rod; an accommodating cavity is formed inside the shell; the outer side wall of the shell is provided with a first joint, a second joint and a third joint which are communicated with the accommodating cavity; a first through hole, a second through hole and a third through hole are formed in the valve core; a yielding hole is formed in the middle of the cover plate; the valve core is connected with the accommodating cavity in a rotatable fit manner; the lower end surface of the valve core is connected with the bottom surface of the accommodating cavity in an abutting mode; the upper end of the valve core is connected with the bottom surface of the cover plate in an abutting mode; the cover plate is in threaded connection with the shell; the adjusting rod penetrates through the cover plate and is fixedly bonded with the valve element;
the connecting piece has a first state and a second state; when the connecting piece is in a first state, the first joint is communicated with the first through hole, and the third joint is communicated with the third through hole; the second joint is in a closed state; when the connecting piece is in a second state, the first joint is communicated with the second through hole; the second joint is communicated with the first through hole; the third joint is in a closed state.
2. The improved percutaneous gastro-jejunostomy tube coupling member as claimed in claim 1, wherein the bottom surface of the receiving cavity is formed with a fan-shaped limiting groove; a limiting block is formed on the lower end face of the valve core; the limiting block is connected in the fan-shaped limiting groove in a limiting mode in a rotatable limiting mode in the circumferential direction of the fan-shaped limiting groove.
3. The improved percutaneous gastro-jejunostomy tube connector of claim 1, wherein said housing is internally threaded at an upper end; the side surface of the cover plate is provided with an external thread; the shell is in threaded connection with the cover plate.
4. The improved percutaneous gastro-jejunostomy tube connector as claimed in claim 1, wherein a positioning block is formed at the upper end of the valve core, and a positioning hole is formed at the lower end of the adjusting rod; the positioning block is connected with the positioning hole in an embedded mode.
5. The improved percutaneous gastro-jejunostomy tube coupling member as claimed in claim 1, wherein a sealing groove is formed on the side wall of the upper end of the valve core, and a sealing ring is installed in the sealing groove.
6. The improved percutaneous gastro-jejunostomy tube connector of claim 1, wherein the adjusting lever is formed at an upper end thereof with a first lug, a second lug and a third lug; the first lug, the second lug and the third lug correspond to the first through hole, the second through hole and the third through hole one to one respectively; the upper ends of the first lug, the second lug and the third lug are all formed with indication arrows.
7. The improved percutaneous gastro-jejunostomy connector of claim 1, wherein the first connector is formed with a taper that gradually decreases in diameter along the free end.
8. The improved percutaneous gastro-jejunostomy connector of claim 1, wherein the second connector and the third connector each have a retaining ring formed therein.
9. The improved percutaneous gastro-jejunostomy tube coupling device of claim 1, wherein the free ends of the second and third connectors are respectively provided with a detachable cover.
10. The improved percutaneous gastro-jejunostomy coupling device of claim 1, wherein the housing is made of a transparent plastic.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021211543257 | 2021-05-25 | ||
| CN202121154325 | 2021-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216222356U true CN216222356U (en) | 2022-04-08 |
Family
ID=80981750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121964361.XU Active CN216222356U (en) | 2021-05-25 | 2021-08-20 | Improved percutaneous gastrojejunostomy tube connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216222356U (en) |
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2021
- 2021-08-20 CN CN202121964361.XU patent/CN216222356U/en active Active
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