CN219481119U - Endoscopic balloon compression injection needle - Google Patents
Endoscopic balloon compression injection needle Download PDFInfo
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- CN219481119U CN219481119U CN202222662813.XU CN202222662813U CN219481119U CN 219481119 U CN219481119 U CN 219481119U CN 202222662813 U CN202222662813 U CN 202222662813U CN 219481119 U CN219481119 U CN 219481119U
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- telescopic
- balloon
- needle
- inner cavity
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- 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
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Abstract
The utility model relates to the technical field of medical equipment, in particular to an endoscopic balloon pressing injection needle, which solves the technical problem that the balloon can not be effectively guided and positioned in the guiding process due to the fact that the injection needle limits the guiding process of the balloon in the prior art, and specifically comprises the following steps: the outer diameter of the leading-in body is constructed into a balloon structure which can be injected into an inflatable deployment balloon membrane layer; the telescopic body is arranged in the guiding body; the needle head part is arranged in the telescopic body, and the leading-in body can be pushed into the liquid medicine by a syringe; the liquid medicine can pass through the first channel and promote the flexible body, and the liquid medicine can promote flexible body, syringe needle portion and reach a extreme position to make syringe needle portion stretch out a preset distance in the proximal end of leading-in body, and the liquid medicine can pass through the second channel and reach the syringe needle portion from the flexible body and go out liquid from the syringe needle. Compared with the prior art, the method is convenient to operate, can effectively conduct emergency treatment in operation, is more in adaptable complex scene, and can improve operation safety to a great extent.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an endoscopic balloon compression injection needle.
Background
In the prior art, in the current mode of secondary prevention and treatment of esophageal varices and emergency bleeding hemostasis treatment process, due to the fact that the portal pressure is high after the existing injection needle is used for injecting the hardening agent, the factors of poor blood coagulation of a patient exist, namely, the patient is subjected to compression hemostasis by adopting a mirror body, a transparent cap and the like, bleeding is often not limited near an injection position, the hemostasis effect is poor, the operation risk is increased, and even the operation fails.
Obviously, if the balloon integrated into the injection needle can be used for pressing the far-end blood vessel after the sclerotherapy, the purpose of auxiliary hemostasis is achieved, and thus the problem that the needle hole or the primary bleeding part after the esophageal varices sclerose is difficult to stop bleeding is solved, the emergency treatment of the operation can be facilitated, and the treatment efficiency and the operation success rate are improved.
In the prior art, the utility model in China improves the content, and the patent number is ZL202022921859.X, and the patent name is a balloon expanding injection needle suitable for the digestive endoscope submucosal tunnel technology; the problems with this patent are: the medical balloon in the prior art realizes positioning and prefabrication by leading in the end part, but the end part which is not led in the patent is an injection needle, so that the operation is limited and the use scene is also limited in the actual use.
Disclosure of Invention
The utility model aims to solve the technical problem that the balloon cannot be effectively guided and positioned in the guiding process because the guiding process of the balloon is limited by the injection needle in the prior art, and provides an endoscopic balloon pressing injection needle.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
an endoscopic balloon compression injection needle comprising:
an introducer having an outer diameter configured with a balloon structure capable of being infused with an inflation deployment balloon membrane layer;
a telescopic body provided in the introduction body;
a needle part arranged in the telescopic body, wherein the leading-in body can be pushed into the liquid medicine by a syringe;
the liquid medicine can pass through the first channel and promote the flexible body, just the liquid medicine can promote the flexible body the syringe needle portion reaches a extreme position, so that the syringe needle portion stretches out a preset distance in the proximal end of the introduction body, just the liquid medicine can pass through the second channel follow the flexible body reaches the syringe needle portion and goes out liquid from the syringe needle.
Specifically, the lead-in body includes:
a housing having an opening at a distal end thereof, the opening forming a circular arc shape;
a first cavity, a first end of which is communicated with the opening part, and a second end of which is communicated with a second cavity;
the inner diameter of the first inner cavity is larger than that of the second inner cavity, and a limiting table is formed between the first inner cavity and the second inner cavity.
Specifically, the telescopic body includes:
a telescopic case having both ends opened;
a first stop collar formed at a second end of the telescoping housing;
the outer diameter of the first limiting ring is larger than that of the telescopic shell, and the first limiting ring is provided with a first limiting groove
The inner diameter of the bit ring is smaller than that of the telescopic shell.
Specifically, the needle portion includes:
a communicating tube, the first end of which is connected with the needle;
a sliding part which is provided with a three-way inner cavity and is communicated with the communicating pipe;
and a sliding gap is formed between the sliding part and the telescopic shell.
Specifically, the second side of the sliding part is a pushing end;
the side communication part of the three-way inner cavity faces the sliding gap direction;
the sliding part can be limited by the first limiting ring.
Specifically, the first end inside the telescopic housing forms the second channel;
the first limiting ring can be used for enabling the telescopic shell to slide out of the shell
And limiting the second end of the telescopic shell at the first end of the shell.
Specifically, a first end of the interior of the housing forms a guide arc portion, and a first end of the telescoping housing forms an arcuate guide end.
Specifically, the second end of the second lumen is formed with a spacer;
the method also comprises the following steps: a third lumen located on a second side of the partition;
the first channel is communicated with the second inner cavity and the third inner cavity;
the third inner cavity is communicated with an injection port;
the injection port is used for communicating an injection tube, and the injection tube is communicated with the injector.
Specifically, the first end of the balloon membrane layer is welded on the outer diameter of the first end of the housing;
the second end of the saccule membrane layer is welded on the outer diameter of the second shell;
the second shell is connected with the first shell.
Specifically, the second shell constructs an inflation channel, and the inflation channel is communicated with the gap of the saccule membrane layer;
the inflation channel is connected with the injection device through an inflation tube.
The utility model has the following beneficial effects:
compared with the prior art, the novel consumable for integrating the saccule into the endoscope for treating the injection needle solves the problems of definite and direct operation, is convenient to operate, can effectively carry out emergency treatment in operation, has more adaptable complex scenes and can greatly improve operation safety.
Drawings
The utility model is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the limit state of the present utility model.
Reference numerals in the drawings denote:
an introduction body 10, a balloon structure 100, a balloon membrane layer 101, a telescopic body 20, and a needle portion 30;
a syringe 1, a first channel 110, a second channel 120;
the housing 11, the first lumen 111, the second lumen 112, the third lumen 113, the injection port 114;
a limit table 131;
a telescopic housing 21, a first stopper 211;
a communication pipe 32, a sliding part 33, a three-way inner cavity 301;
the guide arc part 41, the arc-shaped guide end 42, the injection tube 2, the second shell 102, the inflation channel 115, the inflation tube 116 and the injection device 3.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model; it should be noted that, for convenience of description, in the present application, "left side" is "first end", "right side" is "second end", "upper side" is "first end", and "lower side" is "second end" in the current view, and the purpose of this description is to clearly express the technical solution, and should not be construed as unduly limiting the technical solution of the present application.
The utility model aims to solve the technical problem that the balloon cannot be effectively guided and positioned in the guiding process because the guiding process of the balloon is limited by the injection needle in the prior art, and provides an endoscopic balloon pressing injection needle; the technical idea of the design is to design the needle head to be telescopic, namely, the needle head can be hidden in the guiding process and extend out during injection, so that the needle head can be effectively matched with the balloon for positioning, and as shown in fig. 1 and 2, the endoscopic balloon pressing injection needle comprises: the lead-in body 10, the outer diameter of which constructs a balloon structure 100, the balloon structure 100 being capable of being infused with an inflation deployment balloon membrane layer 101; a telescopic body 20 provided in the introduction body 10; a needle part 30 provided in the telescopic body 20, the introduction body 10 being capable of being pushed into a medical fluid by a syringe 1; the liquid medicine can pass through the first channel 110 and push the telescopic body 20, and the liquid medicine can push the telescopic body 20 and the needle head 30 to reach a limit position, so that the needle head 30 extends out of the proximal end of the guiding body 10 by a preset distance, and the liquid medicine can pass through the second channel 120 from the telescopic body 20 to the needle head 30 and out of the needle head 31; in this way, in the actual operation, the needle 31 is used for liquid discharge by injection in the pharmaceutical industry, and when a bleeding position appears nearby, hemostasis is performed by the balloon, and since the needle 31 does not extend out of the introduction body 10 at first, the needle 31 is not limited when the introduction body 10 is guided to reach the preset injection position in the operation process, and more complex working scenes can be adapted. Fig. 1 shows the needle 31 in a hidden state, and fig. 2 shows the deployed limit state.
In one specific embodiment, referring to fig. 1 and 2, the lead-in body 10 includes: a housing 11 having an opening 12 at a distal end thereof, the opening 12 being formed in a circular arc shape; the opening 12 forms a circular arc shape as a substitute for the guide wire end in the balloon structure in the prior art;
specifically, a first inner cavity 111 is provided, a first end of which is communicated with the opening 12, and a second end of which is communicated with a second inner cavity 112;
the inner diameter of the first inner cavity 111 is larger than the inner diameter of the second inner cavity 112, and a limiting table 131 is formed between the first inner cavity and the second inner cavity.
In one specific embodiment, referring to fig. 1 and 2, the telescopic body 20 includes: a telescopic case 21 having both ends opened; a first stopper ring 211 formed at a second end of the telescopic housing 21; the outer diameter of the first limiting ring 211 is larger than the outer diameter of the telescopic shell 21, and the inner diameter of the first limiting ring 211 is smaller than the inner diameter of the telescopic shell 21.
In one particular embodiment, referring to fig. 1 and 2, the needle portion 30 includes: a communicating tube 32 having a first end connected to the needle 31; a sliding part 33 having a three-way inner cavity 301 and communicating with the communication pipe 32; a sliding gap is formed between the sliding portion 33 and the telescopic housing 21.
The second side of the sliding portion 33 is a pushing end; the side communication part of the three-way inner cavity 301 faces the sliding gap direction; the sliding part 33 can be limited by the first limiting ring 211, and in addition, a second channel 120 is formed at the first end of the inner side of the telescopic shell 21; the first limiting ring 211 can limit the second end of the telescopic housing 21 to the first end of the housing 11 when the telescopic housing 21 slides out of the housing 11.
In a specific embodiment, referring to fig. 1 and 2, a guiding arc portion 41 is formed at a first end of the interior of the housing 11, and an arc guiding end 42 is formed at a first end of the telescopic housing 21; the guide arc portion 41 ensures that the telescopic case 21 can be more smoothly moved out of the case 11.
In one specific embodiment, referring to fig. 1 and 2, a second end of the second cavity 112 is formed with a spacer 221;
the method also comprises the following steps: a third lumen 113 located on a second side of the spacer 221; the first channel 110 communicates with the second 112 and third 113 lumens; the third inner cavity 113 communicates with the injection port 114; the injection port 114 is used for communicating with the syringe 2, and the syringe 2 communicates with the syringe 1.
Further describing the arrangement of balloon structure 100, in one particular embodiment, referring to FIGS. 1 and 2, a first end of balloon membrane layer 101 is welded to the outer diameter of the first end of housing 11; the second end of the balloon membrane layer 101 is welded to the outer diameter of the second housing 102; the second housing 102 is connected to the first housing 11. In one specific embodiment, referring to fig. 1 and 2, the second housing 102 is configured with an inflation channel 115, and the inflation channel 115 communicates with the gap of the balloon membrane layer 101;
the inflation channel 115 is connected to the injection molding apparatus 3 through an inflation tube 116.
To sum up, this application is compared prior art and is a novel consumptive material with sacculus integration into treatment injection needle under scope, and solution problem is clear and definite, direct, and the simple operation can effectually carry out emergent handling in the operation to adaptable complex scene is more, and the very big degree improves the operation security.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. An endoscopic balloon compression needle comprising:
an introduction body (10) having an outer diameter that configures a balloon structure (100), the balloon structure (100) being capable of being infused with an inflation deployment balloon membrane layer (101);
a telescopic body (20) provided in the introduction body (10);
a needle part (30) arranged in the telescopic body (20), wherein the introducing body (10) can be pushed into the liquid medicine by a syringe (1);
the medical liquid can pass through the first channel (110) and promote the telescopic body (20), and the medical liquid can promote the telescopic body (20) the syringe needle portion (30) reaches a extreme position, so that the syringe needle portion (30) stretches out a preset distance in the proximal end of the introducing body (10), and the medical liquid can pass through the second channel (120) from the telescopic body (20) reaches syringe needle portion (30) and goes out liquid from syringe needle (31).
2. An endoscopic balloon compression injection needle according to claim 1, wherein said introducer (10) comprises:
a housing (11) having an opening (12) at a distal end thereof, wherein the opening (12) is formed in a circular arc shape;
a first cavity (111) having a first end communicating with the opening (12) and a second end communicating with a second cavity (112);
the inner diameter of the first inner cavity (111) is larger than that of the second inner cavity (112), and a limiting table (131) is formed between the first inner cavity and the second inner cavity.
3. An endoscopic balloon compression injection needle according to claim 2, wherein said telescopic body (20) comprises:
a telescopic case (21) having both ends open;
a first stopper ring (211) formed at a second end of the telescopic housing (21);
the outer diameter of the first limiting ring (211) is larger than the outer diameter of the telescopic shell (21), and the inner diameter of the first limiting ring (211) is smaller than the inner diameter of the telescopic shell (21).
4. An endoscopic balloon compression injection needle according to claim 3, wherein said needle portion (30) comprises:
a communication pipe (32) having a first end connected to the needle (31);
a sliding part (33) which has a three-way inner cavity (301) and which communicates with the communication pipe (32);
a sliding gap is formed between the sliding part (33) and the telescopic shell (21).
5. An endoscopic balloon compression needle according to claim 4, wherein the second side of the sliding portion (33) is a push end;
the side communication part of the three-way inner cavity (301) faces the sliding gap direction;
the sliding part (33) can be limited by the first limiting ring (211).
6. An endoscopic balloon compression needle according to claim 5, wherein a first end inside said telescoping shell (21) forms said second passageway (120);
the first limiting ring (211) can limit the second end of the telescopic shell (21) to the first end of the shell (11) when the telescopic shell (21) slides out of the shell (11).
7. An endoscopic balloon compression needle according to claim 6, wherein the first end of the interior of the housing (11) forms a guide arc (41) and the first end of the telescoping housing (21) forms an arcuate guide end (42).
8. The endoscopic balloon compression needle of claim 7 wherein the second end of the second lumen (112) is formed with a spacer (221);
the method also comprises the following steps: a third lumen (113) located on a second side of the partition (221);
the first channel (110) communicates the second inner cavity (112) and the third inner cavity (113);
the third inner cavity (113) is communicated with an injection port (114);
the injection port (114) is used for communicating with a syringe (2), and the syringe (2) is communicated with the injector (1).
9. An endoscopic balloon compression injection needle according to claim 8, wherein a first end of said balloon membrane layer (101) is welded to an outer diameter of a first end of said housing (11);
the second end of the balloon membrane layer (101) is welded on the outer diameter of the second shell (102);
the second housing (102) is connected to the first housing (11).
10. The endoscopic balloon compression injection needle according to claim 9, wherein said second housing (102) is configured with an inflation channel (115), said inflation channel (115) communicating with the gap of said balloon membrane layer (101);
the inflation channel (115) is connected with the injection device (3) through an inflation tube (116).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222662813.XU CN219481119U (en) | 2022-09-30 | 2022-09-30 | Endoscopic balloon compression injection needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222662813.XU CN219481119U (en) | 2022-09-30 | 2022-09-30 | Endoscopic balloon compression injection needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219481119U true CN219481119U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222662813.XU Active CN219481119U (en) | 2022-09-30 | 2022-09-30 | Endoscopic balloon compression injection needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219481119U (en) |
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2022
- 2022-09-30 CN CN202222662813.XU patent/CN219481119U/en active Active
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