CN220193688U - Anti-reflux endoscope double-pass injection needle - Google Patents
Anti-reflux endoscope double-pass injection needle Download PDFInfo
- Publication number
- CN220193688U CN220193688U CN202321598848.XU CN202321598848U CN220193688U CN 220193688 U CN220193688 U CN 220193688U CN 202321598848 U CN202321598848 U CN 202321598848U CN 220193688 U CN220193688 U CN 220193688U
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- China
- Prior art keywords
- tube
- fixedly connected
- pass
- injection needle
- injection
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- 238000002347 injection Methods 0.000 title claims abstract description 65
- 239000007924 injection Substances 0.000 title claims abstract description 65
- 230000000151 anti-reflux effect Effects 0.000 title claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of endoscope injection needles, in particular to an anti-backflow endoscope double-pass injection needle, which comprises an operation handle, wherein the upper part of the outer surface of the operation handle and the lower part of the outer surface of the operation handle are fixedly connected with limiting blocks, the upper end of the operation handle is fixedly connected with a Y-shaped double-pass pipe in a penetrating way, the lower end of the Y-shaped double-pass pipe is fixedly connected with an injection tube in a penetrating way, the lower end of the injection tube is fixedly connected with a hose in a penetrating way, and the lower end of the hose is fixedly connected with an injection needle in a penetrating way; the injection tube comprises a connecting tube, wherein the upper end of the connecting tube is fixedly connected with a sealing ring in a penetrating way, a first thread is formed on the upper portion of the inner tube wall of the connecting tube, the lower end of the connecting tube is fixedly connected with a first tube body in a penetrating way, and the connecting tube is sleeved with a Y-shaped double-way tube. According to the anti-reflux endoscope double-way injection needle, the Y-shaped double-way pipe is arranged, and the two one-way valves are arranged on the Y-shaped double-way pipe, so that anti-reflux protection can be carried out on an injection process, and the stability is improved.
Description
Technical Field
The utility model relates to the technical field of endoscope injection needles, in particular to an anti-backflow endoscope double-pass injection needle.
Background
The endoscope injection needle can be used for submucosal injection and intravascular injection, the main general scope of the endoscope injection needle is divided into two main types, namely an upper digestive tract injection needle and a lower digestive tract injection needle, and the two types of the injection needle are mainly different in length, and at least have the following defects in the use process of the existing endoscope double-pass injection needle: 1. the existing endoscope double-pass injection needle is easy to generate reflux in the use process, thereby influencing the injection process; 2. the existing endoscope double-pass injection needle is not easy to protect another channel port in the single-channel injection process and is easy to pollute an injection channel, so that a novel anti-backflow endoscope double-pass injection needle is provided.
Disclosure of Invention
The utility model mainly aims to provide an anti-reflux endoscope double-pass injection needle which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the anti-reflux endoscope double-pass injection needle comprises an operation handle, wherein the upper part of the outer surface of the operation handle and the lower part of the outer surface of the operation handle are fixedly connected with limiting blocks, the upper end of the operation handle is inserted and fixedly connected with a Y-shaped double-pass pipe, the lower end of the Y-shaped double-pass pipe is fixedly connected with an injection pipe in a penetrating manner, the lower end of the injection pipe is fixedly connected with a hose in a penetrating manner, and the lower end of the hose is fixedly connected with an injection needle in a penetrating manner;
the injection tube comprises a connecting tube, wherein the upper end of the connecting tube is fixedly connected with a sealing ring in a penetrating way, a first thread is formed on the upper portion of the inner tube wall of the connecting tube, the lower end of the connecting tube is fixedly connected with a first tube body in a penetrating way, and the connecting tube is sleeved with a Y-shaped double-way tube.
Preferably, the Y-shaped double-pass pipe comprises a Y-shaped pipe body, the left part of the outer surface of the Y-shaped pipe body and the right part of the outer surface of the Y-shaped pipe body are fixedly connected with limiting rings, the left part of the outer surface of the limiting rings and the right part of the outer surface of the limiting rings are all fixedly connected with check valves in a penetrating mode, the two check valves are respectively located at the lower parts of the two limiting rings, the left part of the upper end of the Y-shaped pipe body and the right part of the upper end of the Y-shaped pipe body are all sleeved with sealing protective sleeves, and the Y-shaped pipe body is connected with an operating handle in a penetrating mode.
Preferably, the left part of the upper end of the Y-shaped tube body and the right part of the upper end of the Y-shaped tube body are fixedly connected with a first spiral tube in a penetrating mode, the lower end of the Y-shaped tube body is fixedly connected with a second spiral tube in a penetrating mode, the lower end of the Y-shaped tube body is provided with an annular clamping groove, and the second spiral tube is located on the inner side of the annular clamping groove.
Preferably, the second screw tube is connected with the first screw thread in a penetrating way, and the annular clamping groove is sleeved with the sealing ring.
Preferably, the two sealing protective sleeves are respectively sleeved with the two first spiral pipes.
Compared with the prior art, the utility model has the following beneficial effects:
1. through setting the Y-shaped double-way pipe, the Y-shaped pipe body is arranged on the Y-shaped double-way pipe, the check valves are arranged at the branch pipes at the two sides of the Y-shaped pipe body, and the two channels on the Y-shaped pipe body are respectively opened and closed through the two check valves, so that the backflow of the other channel in the single-channel injection process can be avoided, and the stability is improved;
2. the first spiral pipe is arranged at the two branch pipes on the Y-shaped pipe body, the sealing protective sleeves are arranged on the outer surfaces of the first spiral pipes, the two sealing protective sleeves are used for protecting the two channels respectively in the non-use process, the channels are prevented from being polluted, and the safety is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an anti-reflux endoscope double-pass injection needle of the present utility model;
FIG. 2 is a schematic diagram showing the overall structure of a syringe of a dual-port injection needle of an anti-reflux endoscope;
FIG. 3 is a schematic view of the overall structure of a Y-shaped double-pass tube of the anti-reflux endoscope double-pass injection needle;
FIG. 4 is a schematic diagram showing the connection of a first-gauge spiral tube of an anti-reflux endoscope bi-pass injection needle according to the present utility model;
fig. 5 is a schematic view of the lower part of a Y-shaped double-way tube of the anti-reflux endoscope double-way injection needle.
In the figure: 1. an operation handle; 2. a limiting block; 3. y-shaped double-way pipe; 4. a syringe; 5. a hose; 6. an injection needle; 41. a connecting pipe; 42. a seal ring; 43. a first thread; 44. a first pipe body; 31. a Y-shaped pipe body; 32. a limit circular ring; 33. a one-way valve; 34. sealing the protective sleeve; 35. a first solenoid; 36. a second solenoid; 37. an annular clamping groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-5, the present utility model provides a technical solution:
the anti-reflux endoscope double-pass injection needle comprises an operation handle 1, wherein a limiting block 2 is fixedly connected to the upper part of the outer surface of the operation handle 1 and the lower part of the outer surface of the operation handle 1, a Y-shaped double-pass pipe 3 is fixedly connected to the upper end of the operation handle 1 in a penetrating manner, an injection tube 4 is fixedly connected to the lower end of the Y-shaped double-pass pipe 3 in a penetrating manner, a hose 5 is fixedly connected to the lower end of the injection tube 4 in a penetrating manner, and an injection needle 6 is fixedly connected to the lower end of the hose 5 in a penetrating manner;
in this embodiment, the injection tube 4 includes a connecting tube 41, a sealing ring 42 is fixedly connected at the upper end of the connecting tube 41, a first thread 43 is formed on the upper portion of the inner tube wall of the connecting tube 41, a first tube body 44 is fixedly connected at the lower end of the connecting tube 41, the connecting tube 41 is sleeved with the Y-type double-pass tube 3, a second thread 36 on the connecting tube 41 and the Y-type double-pass tube 3 is sleeved with threads to strengthen the connection between the injection tube 4 and the Y-type double-pass tube 3, and the sealing ring 42 is connected with the annular clamping groove 37 on the Y-type double-pass tube 3 in a penetrating manner, so that the sealing effect in the connection process of the Y-type double-pass tube 3 and the injection tube 4 can be strengthened.
In this embodiment, the Y-shaped double-pass tube 3 includes a Y-shaped tube body 31, a left outer surface portion and a right outer surface portion of the Y-shaped tube body 31 are fixedly connected with a limiting ring 32, the left outer surface portion and the right outer surface portion of the limiting ring 32 are all fixedly connected with check valves 33 in a penetrating manner, the two check valves 33 are respectively located at the lower portions of the two limiting rings 32, a left upper end portion and a right upper end portion of the Y-shaped tube body 31 are both sleeved with a sealing protection sleeve 34, and the Y-shaped tube body 31 is connected with the operating handle 1 in a penetrating manner; the left part and the right part of the upper end of the Y-shaped tube body 31 are fixedly connected with a first screw tube 35 in a penetrating way, the lower end of the Y-shaped tube body 31 is fixedly connected with a second screw tube 36 in a penetrating way, the lower end of the Y-shaped tube body 31 is provided with an annular clamping groove 37, and the second screw tube 36 is positioned inside the annular clamping groove 37; the second screw tube 36 is connected with the first screw thread 43 in a penetrating way, and the annular clamping groove 37 is sleeved with the sealing ring 42; the two sealing protective sleeves 34 are respectively sleeved with the two first spiral pipes 35, the Y-shaped pipe body 31 can facilitate simultaneous injection of two medicaments, two channels on the Y-shaped pipe body 31 are respectively controlled to open and close through the two one-way valves 33, backflow of the other channel in the single-channel injection process can be avoided, stability is improved, the two sealing protective sleeves 34 are respectively sleeved with the two first spiral pipes 35, protection can be carried out on one of the two first spiral pipes 35 in the non-use process, the channels are prevented from being polluted, and safety is improved.
It should be noted that, the present utility model is an anti-backflow endoscope bi-pass injection needle, in the use process, the connecting tube 41 on the injection tube 4 is sleeved with the second number screw 36 on the Y-type bi-pass tube 3, and the sealing ring 42 is connected with the annular clamping groove 37 in a penetrating way, so as to enhance the stability and sealing effect in the connection process of the injection tube 4 and the Y-type bi-pass tube 3, in the use process of the endoscope bi-pass injection needle by medical staff, two injection channels on the Y-type tube 31 are respectively opened and closed by two check valves 33 on the Y-type bi-pass tube 3, when a single channel injection process is required, a channel which is not injected is closed by the check valve 33 on the other channel, so that the occurrence of backflow in the single channel injection process can be avoided, the stability is improved, the first number screw 35 on the channel is closed by the sealing protecting sleeve 34 is sleeved with the first number screw 35 on the channel, the non-injection process of the channel is protected, the channel is prevented from being polluted, and the safety is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an anti-reflux endoscope bi-pass injection needle, includes operating handle (1), its characterized in that: the upper part of the outer surface of the operating handle (1) and the lower part of the outer surface are fixedly connected with limiting blocks (2), the upper end of the operating handle (1) is inserted and fixedly connected with a Y-shaped double-way pipe (3), the lower end of the Y-shaped double-way pipe (3) is fixedly connected with an injection pipe (4) in a penetrating way, the lower end of the injection pipe (4) is fixedly connected with a hose (5) in a penetrating way, and the lower end of the hose (5) is fixedly connected with an injection needle (6) in a penetrating way;
the injection tube (4) comprises a connecting tube (41), a sealing ring (42) is fixedly connected to the upper end of the connecting tube (41) in a penetrating mode, a first thread (43) is formed in the upper portion of the inner tube wall of the connecting tube (41), a first tube body (44) is fixedly connected to the lower end of the connecting tube (41) in a penetrating mode, and the connecting tube (41) is sleeved with the Y-shaped double-pass tube (3).
2. An anti-reflux endoscope bi-pass injection needle according to claim 1, wherein: y type bi-pass pipe (3) are including Y type body (31), the spacing ring (32) of Y type body (31) surface left part and surface right part fixedly connected with, spacing ring (32) surface left part and surface right part all pass through fixedly connected with check valve (33), and two check valves (33) are located two spacing ring (32) lower parts respectively, sealed lag (34) have all been cup jointed on Y type body (31) upper end left part and upper end right part, Y type body (31) are connected with operating handle (1) interlude.
3. An anti-reflux endoscope bi-pass injection needle according to claim 2, wherein: the left part of the upper end of the Y-shaped tube body (31) and the right part of the upper end of the Y-shaped tube body are fixedly connected with a first spiral tube (35) in a penetrating mode, the lower end of the Y-shaped tube body (31) is fixedly connected with a second spiral tube (36) in a penetrating mode, an annular clamping groove (37) is formed in the lower end of the Y-shaped tube body (31), and the second spiral tube (36) is located inside the annular clamping groove (37).
4. A reflux-preventing endoscopic bi-pass injection needle according to claim 3, wherein: the second screw tube (36) is connected with the first screw thread (43) in a penetrating mode, and the annular clamping groove (37) is sleeved with the sealing ring (42).
5. An anti-reflux endoscope bi-pass injection needle according to claim 2, wherein: the two sealing protective sleeves (34) are respectively sleeved with the two first spiral pipes (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321598848.XU CN220193688U (en) | 2023-06-21 | 2023-06-21 | Anti-reflux endoscope double-pass injection needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321598848.XU CN220193688U (en) | 2023-06-21 | 2023-06-21 | Anti-reflux endoscope double-pass injection needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220193688U true CN220193688U (en) | 2023-12-19 |
Family
ID=89154400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321598848.XU Active CN220193688U (en) | 2023-06-21 | 2023-06-21 | Anti-reflux endoscope double-pass injection needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220193688U (en) |
-
2023
- 2023-06-21 CN CN202321598848.XU patent/CN220193688U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |