CN215135907U - Sealed joint for drainage of nasobiliary duct - Google Patents
Sealed joint for drainage of nasobiliary duct Download PDFInfo
- Publication number
- CN215135907U CN215135907U CN202023164920.7U CN202023164920U CN215135907U CN 215135907 U CN215135907 U CN 215135907U CN 202023164920 U CN202023164920 U CN 202023164920U CN 215135907 U CN215135907 U CN 215135907U
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- CN
- China
- Prior art keywords
- joint
- wall
- adapter sleeve
- sealing
- connecting sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 210000000013 bile duct Anatomy 0.000 claims abstract description 27
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 5
- 210000001331 nose Anatomy 0.000 description 5
- 210000000941 bile Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- DARPYRSDRJYGIF-PTNGSMBKSA-N (Z)-3-ethoxy-2-naphthalen-2-ylsulfonylprop-2-enenitrile Chemical compound C1=CC=CC2=CC(S(=O)(=O)C(\C#N)=C/OCC)=CC=C21 DARPYRSDRJYGIF-PTNGSMBKSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007462 endoscopic naso-biliary drainage Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 206010004637 Bile duct stone Diseases 0.000 description 1
- 201000009331 Choledocholithiasis Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 238000013189 cholangiography Methods 0.000 description 1
- AAOVKJBEBIDNHE-UHFFFAOYSA-N diazepam Chemical compound N=1CC(=O)N(C)C2=CC=C(Cl)C=C2C=1C1=CC=CC=C1 AAOVKJBEBIDNHE-UHFFFAOYSA-N 0.000 description 1
- 229960003529 diazepam Drugs 0.000 description 1
- 238000012277 endoscopic treatment Methods 0.000 description 1
- 238000010255 intramuscular injection Methods 0.000 description 1
- 239000007927 intramuscular injection Substances 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 210000005070 sphincter Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a sealing joint for drainage of a nasal bile duct, which comprises a joint body, a connecting sleeve and a three-way device, wherein a channel for the nasal bile duct to pass through is arranged in the joint body; the connecting sleeve is hollow, the end, provided with the bulge, of the connector body extends into the connecting sleeve, the inner wall of the connecting sleeve is provided with two protruding parts, the number of the protruding parts is at least two, a clamping groove is formed between every two adjacent protruding parts, the clamping groove is matched with the bulge, the inner wall of the connecting sleeve is provided with a second sealing ring, the second sealing ring is located between the inner wall of the connecting sleeve and the outer surface of the connector body, an external thread is arranged at the end, far away from the connector body, of the connecting sleeve, and the connecting sleeve is in threaded connection with the three-way device. By adopting the structure, the sealing performance is high, liquid leakage is difficult, the connection stability between the joint body and the connecting sleeve is high, and the joint is difficult to slip under stress.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to nasobiliary drainage is with sealing joint.
Background
Endoscopic nasobiliary drainage (ENBD) is a method for treating choledocholithiasis, a nasobiliary tube is placed into a proper position of a bile duct through a duodenoscope and finally is led out from a nasal cavity at one side of a patient, so that the endoscopic treatment method for draining bile above a bile duct blockage position or a lesion position to the outside of the body is achieved, and preoperative preparation is carried out: fasting for 4-6 hours, intramuscular injection of 50-100mg of mepiquat chloride, 654-210 mg of mepiquat chloride and 10mg of diazepam for 10min before operation, and the local surface anesthesia adopts 10ml of pharyngeal lubricating local anesthesia defoaming agent, and the operation method comprises the following steps: the method comprises the steps of inserting a duodenoscope through a mouth until a sphincter papilla is found at a descending part, performing endoscopic cholangiography, inserting a guide wire into a bile duct above the obstruction part after the obstruction part is determined, selecting the bile duct with the widest drainage range, inserting a slender polyethylene nasobiliary duct with the outer diameter of 6-8Fr along the guide wire, taking out the guide wire after the bile duct reaches a preset part, leading out the nasobiliary duct from the mouth, finally leading out the nasobiliary duct from a nostril by using 1 nasal catheter, properly fixing the nasobiliary duct on a cheek part, and placing one end of the nasobiliary duct into a proper part of the bile duct by connecting a sterile drainage device to achieve the purpose of draining bile.
The nose bile duct is connected with the drainage bag through a connecting device, and bile is stored in the drainage bag. Because nose bile duct front end does not have integrative device, so need connecting device to link to each other nose bile duct and drainage tube, when using clinically, it is poor to discover current device leakproofness, causes intraductal liquid to spill easily, drops even, brings the inconvenience for patient and nursing work.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims to provide a sealing joint for drainage of a nasal bile duct, which comprises a joint body, a connecting sleeve and a three-way device, wherein a channel for the nasal bile duct to pass through is arranged in the joint body; the adapter sleeve is cavity, the joint body is equipped with bellied one end stretches into in the adapter sleeve, the inner wall of adapter sleeve is equipped with the protruding portion, the quantity of protruding portion is two at least, and is adjacent form the draw-in groove between the protruding portion, the draw-in groove with protruding looks adaptation, the inner wall of adapter sleeve is equipped with the second sealing washer, the second sealing washer is located the inner wall of adapter sleeve with between the surface of joint body, the adapter sleeve is kept away from the one end of joint body is equipped with the external screw thread, the adapter sleeve with tee bend device threaded connection.
On the basis of the above scheme and as a preferable scheme of the scheme: still include the adjustment assembly, the adjustment assembly is used for fixed nose bile duct.
On the basis of the above scheme and as a preferable scheme of the scheme: one side of the joint body is provided with a threaded hole, the adjusting assembly comprises a threaded section and a holding section, the threaded section is in threaded connection with the threaded hole, and the surface of the bottom of the threaded section is in contact with the outer surface of the nasal bile duct.
On the basis of the above scheme and as a preferable scheme of the scheme: the holding section and the thread section are integrally formed.
On the basis of the above scheme and as a preferable scheme of the scheme: the outer peripheral surface of the holding section is provided with a plurality of anti-slip lines.
On the basis of the above scheme and as a preferable scheme of the scheme: the inner wall that connects the body is equipped with the mounting groove, first sealing washer chucking in the mounting groove.
On the basis of the above scheme and as a preferable scheme of the scheme: the shape of the bulge and the clamping groove is wedge-shaped.
The utility model discloses compare prior art protrusion and profitable technological effect and be:
1. the nasal bile duct joint is provided with the first sealing ring and the second sealing ring, on one hand, the nasal bile duct and the joint body are sealed, on the other hand, the connecting sleeve and the joint body are sealed, the sealing effect is good, and liquid leakage is avoided.
2. The clamping groove and the protrusion are both wedge-shaped, the connection stability is high, and the joint body and the connecting sleeve are not easy to slip due to stress.
3. Be equipped with adjusting part, can realize fixing the nose bile duct.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of a sealing joint for drainage of a nasobiliary duct of the present invention;
FIG. 2 is a schematic structural view of the fitting body;
FIG. 3 is a schematic structural view of the connecting sleeve;
fig. 4 is a schematic structural view of embodiment 2 of the sealing joint for drainage of nasobiliary duct of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on those shown in fig. 1, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model discloses a nasal bile duct drainage is with sealing joint, below combine the attached drawing, further describe utility model's structure principle and theory of operation.
Example 1
As shown in fig. 1 to 3, the sealing joint for drainage of the nasobiliary duct in the present application includes a joint body 1, a connecting sleeve 2 and a three-way device, a channel 4 for the nasobiliary duct 3 to pass through is formed in the joint body 1, a first sealing ring 5 is fixedly disposed on an inner wall of the joint body 1, the first sealing ring 5 is located between an inner wall of the joint body 1 and an outer surface of the nasobiliary duct 3, specifically, an installation groove 6 is formed in the inner wall of the joint body 1, and the first sealing ring 5 is tightly clamped in the installation groove 6, so that sealing between the inner wall of the joint body 1 and the outer surface of the nasobiliary duct 3 is realized, and liquid is prevented from flowing out from a gap between the inner wall of the joint body 1 and the outer surface of the nasobiliary duct 3.
Connect the one end of body 1 to be equipped with arch 7, adapter sleeve 2 is cavity, the one end that connects body 1 to be equipped with arch 7 stretches into in the adapter sleeve 2, the inner wall of adapter sleeve 2 is equipped with protruding portion 8, protruding portion 8's quantity is three, form draw-in groove 9 between the adjacent protruding portion 8, draw-in groove 9 and protruding 7 looks adaptation, wherein, protruding 7 is the wedge with the shape of draw-in groove 9, make protruding 7 and draw-in groove 9 have good connection stability after being connected, effectively avoid the atress to lead to connecting body 1 and adapter sleeve 2 slippage, the material that protruding 7 and protruding portion 8 adopted in this embodiment is rubber, thereby make it can take place the deformation of certain degree and be convenient for realize the chucking.
The inner wall of adapter sleeve 2 is equipped with second sealing washer 10, second sealing washer 10 is located between the inner wall of adapter sleeve 2 and the surface that connects body 1, second sealing washer 10 seals between adapter sleeve 2 and the joint body 1, avoid liquid to flow out from the clearance between the surface that connects body 1 and the inner wall of adapter sleeve 2, the one end that sealing joint was kept away from to adapter sleeve 2 is equipped with external screw thread 12, adapter sleeve 2 passes through external screw thread 12 threaded connection with the tee bend device, the tee bend device links to each other with the drainage tube, thereby realize the drainage bile, can utilize the tee bend device to wash nasobiliary duct 3 simultaneously.
The applicant needs to explain that the specific working principle and the specific mechanical structure of the three-way device in the present application, how to flush the nasobiliary duct 3 are the same as those in the patent document with the application number of CN201821664958.0, which is taken as the prior art and will not be further described in the following of the present application.
Considering that the nasal bile duct 3 is fixed, the nasal bile duct fixing device further comprises an adjusting assembly 13, a threaded hole 14 is formed in one side of the connector body 1, the adjusting assembly 13 comprises a threaded section 15 and a holding section 16, the holding section 16 and the threaded section 15 are integrally formed, the threaded section 15 is in threaded connection with the threaded hole 14, the surface of the bottom of the threaded section 15 is in contact with the outer surface of the nasal bile duct 3, the extruding degree of the threaded section 15 on the nasal bile duct 3 is adjusted by screwing or unscrewing the threaded section 15, and then the pressure on the nasal bile duct 3 is adjusted, so that whether the nasal bile duct 3 is pressed or not is realized; furthermore, in order to facilitate the screwing of the threaded section 15, the outer peripheral surface of the holding section 16 is provided with anti-slip threads 17 for the user to hold.
Example 2
The embodiment 2 is different from the embodiment 1 only in that the second sealing ring 10 is step-shaped, a step surface 11 of the second sealing ring 10 abuts against an end surface of the connecting sleeve 2 facing the joint body 1, and the other end of the second sealing ring 10 extends into the connecting sleeve 2.
It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments, or some features of the invention may be substituted or omitted, and any modification, substitution, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a nasobiliary drainage is with sealing joint which characterized in that: the nasal drainage tube connector comprises a connector body, a connecting sleeve and a three-way device, wherein a channel for a nasal drainage tube to pass through is formed in the connector body, a first sealing ring is fixedly arranged on the inner wall of the connector body and positioned between the inner wall of the connector body and the outer surface of the nasal drainage tube, and a bulge is formed at one end of the connector body; the adapter sleeve is cavity, the joint body is equipped with bellied one end stretches into in the adapter sleeve, the inner wall of adapter sleeve is equipped with the protruding portion, the quantity of protruding portion is two at least, and is adjacent form the draw-in groove between the protruding portion, the draw-in groove with protruding looks adaptation, the inner wall of adapter sleeve is equipped with the second sealing washer, the second sealing washer is located the inner wall of adapter sleeve with between the surface of joint body, the adapter sleeve is kept away from the one end of joint body is equipped with the external screw thread, the adapter sleeve with tee bend device threaded connection.
2. The sealing joint for nasobiliary drainage according to claim 1, wherein: still include the adjustment assembly, the adjustment assembly is used for fixed nose bile duct.
3. The sealing joint for nasobiliary drainage according to claim 2, wherein: one side of the joint body is provided with a threaded hole, the adjusting assembly comprises a threaded section and a holding section, the threaded section is in threaded connection with the threaded hole, and the surface of the bottom of the threaded section is in contact with the outer surface of the nasal bile duct.
4. The sealing joint for nasobiliary drainage according to claim 3, wherein: the holding section and the thread section are integrally formed.
5. The sealing joint for nasobiliary drainage according to claim 4, wherein: the outer peripheral surface of the holding section is provided with a plurality of anti-slip lines.
6. The sealing joint for nasobiliary drainage according to claim 1, wherein: the inner wall that connects the body is equipped with the mounting groove, first sealing washer chucking in the mounting groove.
7. The sealing joint for nasobiliary drainage according to claim 1, wherein: the shape of the bulge and the clamping groove is wedge-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023164920.7U CN215135907U (en) | 2020-12-24 | 2020-12-24 | Sealed joint for drainage of nasobiliary duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023164920.7U CN215135907U (en) | 2020-12-24 | 2020-12-24 | Sealed joint for drainage of nasobiliary duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215135907U true CN215135907U (en) | 2021-12-14 |
Family
ID=79379958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023164920.7U Expired - Fee Related CN215135907U (en) | 2020-12-24 | 2020-12-24 | Sealed joint for drainage of nasobiliary duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215135907U (en) |
-
2020
- 2020-12-24 CN CN202023164920.7U patent/CN215135907U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |