CN219700062U - Disposable abdomen puncture needle for diagnosis stage - Google Patents
Disposable abdomen puncture needle for diagnosis stage Download PDFInfo
- Publication number
- CN219700062U CN219700062U CN202320965057.XU CN202320965057U CN219700062U CN 219700062 U CN219700062 U CN 219700062U CN 202320965057 U CN202320965057 U CN 202320965057U CN 219700062 U CN219700062 U CN 219700062U
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- China
- Prior art keywords
- cavity
- connecting port
- puncture needle
- diameter
- shunt
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 11
- 210000001015 abdomen Anatomy 0.000 title claims abstract description 10
- 230000005484 gravity Effects 0.000 claims abstract description 23
- 238000001802 infusion Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 210000001124 body fluid Anatomy 0.000 claims description 16
- 239000010839 body fluid Substances 0.000 claims description 16
- 230000003187 abdominal effect Effects 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000007779 soft material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a disposable belly puncture needle for a diagnosis stage, which comprises a syringe, a shunt, a puncture needle head, a transfusion tube and a liquid collecting bag, wherein the syringe is provided with a needle body: the inside of the flow divider is sequentially provided with a first cavity, a second cavity and a third cavity from top to bottom; a boss is arranged at the joint of the first cavity and the second cavity, and a gravity ball is arranged below the boss; the upper end of the first cavity is provided with a first connecting port; a second connecting port is arranged on one side of the shunt; the lower end of the third cavity is provided with a third connecting port; the injector is inserted into the first connecting port; the puncture needle head is inserted into the third connecting port; one end of the infusion tube is arranged on the second connecting port, and the other end of the infusion tube is communicated with the liquid collecting bag; a clamping piece is arranged at the end, close to the second connecting port, of the infusion tube; the device improves and innovates the original device, is suitable for the belly vertical puncture in puncture diagnosis, has simple operation, convenient use, saves cost, and greatly reduces the treatment expense and the operation time of patients.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to a disposable abdominal puncture needle for a diagnosis stage.
Background
When the body fluid in the patient is too much and surgical treatment and extraction are needed; the doctor can perform diagnostic abdominal cavity, thoracic cavity and joint cavity puncture, catheterization and drainage or both operations simultaneously according to the condition of the patient. Clinically, there are two types of operating instruments currently in use: a reusable puncture bag which is supplied to a hospital disinfection supply center, is only used for diagnostic puncture and sample collection, is time-consuming and labor-consuming and tedious in procedure if drainage is performed, and can not be independently completed because a connecting seat of a puncture needle head cannot be directly connected with a drainage bag, and can be completed by two persons; another type of disposable drainage bag, supplied to medical device manufacturers, is mainly used for indwelling drainage patients, and comprises a puncture needle and a plurality of sterilization devices such as puncture guide wires, surgical blades and surgical threads, which, if used for diagnostic puncture, cause unnecessary resource waste.
In diagnostic puncture diagnosis and treatment, the vertical puncture of the abdomen is one of the most commonly used, and the puncture bag and the drainage bag in the prior art are used, so that resource waste is caused and the diagnosis and treatment cost of patients is increased; there is an urgent need for a method that can solve such a problem.
Disclosure of Invention
In view of the problems in the background art, the present utility model provides a disposable abdominal puncture needle for use in a diagnostic phase.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the disposable belly puncture needle comprises an injector, a shunt, a puncture needle head, a transfusion tube and a liquid collecting bag, wherein the shunt is a cylinder, a first cavity, a second cavity and a third cavity are sequentially formed in the shunt from top to bottom, the axes of the first cavity, the second cavity and the third cavity are coaxial, the first cavity and the third cavity are hollow cylinders, and the diameter of the first cavity is larger than that of the third cavity; the second cavity is of a circular taper hole structure, the diameter of the upper end of the second cavity is equal to that of the first cavity, and the diameter of the lower end of the second cavity is equal to that of the third cavity; the upper end of the second cavity is communicated with the first cavity, and the lower end of the second cavity is communicated with the third cavity; a plurality of bosses are arranged at the joint of the first cavity and the second cavity, and the bosses are uniformly distributed on the inner wall of the joint of the first cavity and the second cavity; the boss and the shunt are integrally formed by injection molding; a gravity ball is placed below the boss, and the diameter of the gravity ball is larger than the diameter of the lower end of the second cavity and smaller than the diameter of the upper end of the second cavity; the center of the gravity ball is a metal inner core, the outer part of the inner core is wrapped with a ball membrane made of soft materials, and the density of the gravity ball is higher than that of body fluid; the upper end of the first cavity is provided with a first connecting port; a second connecting port is arranged on one side of the shunt and is communicated with the middle part of the first cavity; a third connecting port is arranged at the lower end of the third cavity;
the injection port of the injector is inserted into the first connecting port; the puncture needle head is inserted into the third connecting port; the axis of the injector, the shunt and the puncture needle are coaxial; one end of the infusion tube is arranged on the second connecting port, the infusion tube is communicated with the inside of the shunt, and the other end of the infusion tube is communicated with the liquid collecting bag; the end, close to the second connecting port, of the infusion tube is provided with a clamping piece; the clamping piece is a plastic clamp which is manually opened and closed.
The utility model has the beneficial effects that: the utility model provides a disposable belly puncture needle for a diagnosis stage, which improves and innovates the original equipment, is suitable for belly vertical puncture in puncture diagnosis, has simple operation, convenient use, saves cost and greatly reduces the treatment expense and operation time of patients.
Drawings
Fig. 1 is a structural diagram of the present utility model.
Fig. 2 is a cross-sectional view of the shunt when body fluid is discharged.
Fig. 3 is a cross-sectional view of the shunt when body fluid is withdrawn.
FIG. 4 is a cross-sectional view A-A.
Fig. 5 is a gravity ball cross-sectional view.
In the figure: 1. the device comprises a syringe, 2, a shunt, 21, a first connecting port, 22, a second connecting port, 23, a third connecting port, 24, a first cavity, 25, a second cavity, 26, a third cavity, 27, a boss, 3, a puncture needle, 4, a gravity ball, 41, an inner core, 42, a ball membrane, 5, a transfusion tube, 6, a liquid collecting bag, 7 and a clamping piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The following describes in further detail the embodiments of the present utility model with reference to the accompanying drawings: the disposable belly puncture needle for the diagnosis stage comprises a syringe 1, a shunt 2, a puncture needle head 3, a transfusion tube 5 and a liquid collecting bag 6, wherein the shunt 2 is a cylinder, a first cavity 24, a second cavity 25 and a third cavity 26 are sequentially arranged in the shunt from top to bottom, the axes of the first cavity 24, the second cavity 25 and the third cavity 26 are coaxial, the first cavity 24 and the third cavity 26 are hollow cylinders, and the diameter of the first cavity 24 is larger than that of the third cavity 26; the second cavity 25 is in a circular taper hole structure, the diameter of the upper end of the second cavity is equal to that of the first cavity 24, and the diameter of the lower end of the second cavity is equal to that of the third cavity 26; the upper end of the second cavity 25 is communicated with the first cavity 24, and the lower end of the second cavity 25 is communicated with the third cavity 26; a plurality of bosses 27 are arranged at the joint of the first cavity 24 and the second cavity 25, and the bosses 27 are uniformly distributed on the inner wall at the joint of the first cavity 24 and the second cavity 25; the boss 27 and the shunt 2 are integrally formed by injection molding; a gravity ball 4 is arranged below the boss 27, and the diameter of the gravity ball 4 is larger than the diameter of the lower end of the second cavity 25 and smaller than the diameter of the upper end of the second cavity 25; the center of the gravity ball 4 is a metal inner core 41, a ball membrane 42 made of soft materials is wrapped outside the inner core 41, and the density of the gravity ball 4 is higher than that of body fluid; in actual use, the overall density of the gravity ball 4 can be changed by changing the size of the inner core 41; the upper end of the first cavity 24 is provided with a first connecting port 21; a second connecting port 22 is arranged on one side of the flow divider 2, and the second connecting port 22 is communicated with the middle part of the first cavity 24; a third connecting port 23 is arranged at the lower end of the third cavity 26; the injection port of the injector 1 is inserted in the first connection port 21; the puncture needle head 3 is inserted into the third connecting port 23; the injector 1 is a medical injector with scale display, and the puncture needle head 3 is a puncture needle conforming to medical standards; the axes of the injector 1, the shunt 2 and the puncture needle 3 are coaxial; one end of the infusion tube 5 is arranged on the second connecting port 22, the infusion tube 5 is communicated with the inside of the shunt 2, and the other end of the infusion tube 5 is communicated with the liquid collecting bag 6; the end of the infusion tube 5, which is close to the second connecting port 22, is provided with a clamping piece 7; the clamping piece 7 is a plastic clamp which is manually opened and closed, and the clamping piece 7 has the function of being convenient for opening or closing the infusion tube 5 at any time in the using process; in the actual use process, when body fluid is extracted, the gravity ball 4 is attached to the lower end face of the boss 27 under the action of suction force, a certain gap exists between the boss 27 and the boss 27, and the body fluid flows through the shunt 2 from the gap between the bosses 27 and then enters the injector 1 as shown in fig. 3; when the body fluid is discharged, the gravity ball 4 falls down under the action of gravity to be attached to the inner wall of the lower end of the second cavity 25, and when the syringe 1 is pressed, the gravity ball 4 is blocked in the channel of the second cavity 25 as shown in fig. 2 under the action of pressure, so that the body fluid is prevented from flowing back into the body, and after the body fluid in the syringe 1 flows into the shunt 2, the body fluid flows into the liquid collecting bag 6 through the second connecting port 22.
The application process of the utility model is as follows: when a patient needs to puncture and draw liquid, the patient is kept in a formal position, the puncture needle 3 is pricked into a part of the patient body which needs to draw liquid in the vertical direction by using the device, the clamping piece 7 is closed, the injection tube of the injector 1 is drawn out, the gravity ball 4 is attached to the lower end face of the boss 27 under the action of suction force, and body fluid flows into the injector 1 from a gap between the bosses 27 after passing through the puncture needle 3; then the clamping piece 7 is opened, the injection tube of the injector 1 is pressed, and at the moment, the gravity ball 4 is blocked in the channel of the second cavity 25, so that body fluid is prevented from flowing back into the body; the body fluid in the injector 1 flows into the shunt 2, enters the infusion tube 5 through the second connecting port 22, and finally flows into the liquid collecting bag 6 through the infusion tube 5; if necessary, the above operations can be repeated, and the body fluid can be sequentially withdrawn from the patient.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
The utility model is not described in detail in the prior art.
Claims (5)
1. A disposable belly pjncture needle for diagnosis stage includes syringe (1), shunt (2), pjncture needle (3), transfer line (5) and collection liquid bag (6), characterized by: the diverter (2) is a cylinder, a first cavity (24), a second cavity (25) and a third cavity (26) are sequentially formed in the diverter from top to bottom, the axes of the first cavity (24), the second cavity (25) and the third cavity (26) are coaxial, the first cavity (24) and the third cavity (26) are hollow cylinders, and the diameter of the first cavity (24) is larger than that of the third cavity (26); the second cavity (25) is of a circular taper hole structure, the diameter of the upper end of the second cavity is equal to that of the first cavity (24), and the diameter of the lower end of the second cavity is equal to that of the third cavity (26); the upper end of the second cavity (25) is communicated with the first cavity (24), and the lower end of the second cavity (25) is communicated with the third cavity (26); a plurality of bosses (27) are arranged at the joint of the first cavity (24) and the second cavity (25), a gravity ball (4) is arranged below the bosses (27), and the diameter of the gravity ball (4) is larger than the diameter of the lower end of the second cavity (25) and smaller than the diameter of the upper end of the second cavity (25); the upper end of the first cavity (24) is provided with a first connecting port (21); a second connecting port (22) is arranged on one side of the flow divider (2), and the second connecting port (22) is communicated with the middle part of the first cavity (24); a third connecting port (23) is arranged at the lower end of the third cavity (26);
the injection port of the injector (1) is inserted into the first connecting port (21); the puncture needle head (3) is inserted into the third connecting port (23); one end of the infusion tube (5) is arranged on the second connecting port (22), the infusion tube (5) is communicated with the inside of the shunt (2), and the other end of the infusion tube (5) is communicated with the liquid collecting bag (6); the end of the infusion tube (5) close to the second connecting port (22) is provided with a clamping piece (7).
2. A disposable abdominal puncture needle for a diagnostic phase according to claim 1, characterized in that: the axis of the injector (1), the shunt (2) and the puncture needle (3) are coaxial.
3. A disposable abdominal puncture needle for a diagnostic phase according to claim 1, characterized in that: the bosses (27) are uniformly distributed on the inner wall of the joint of the first cavity (24) and the second cavity (25); the distance between the bosses (27) is smaller than the diameter of the gravity ball (4); the boss (27) and the shunt (2) are integrally formed by injection molding.
4. A disposable abdominal puncture needle for a diagnostic phase according to claim 1, characterized in that: the center of the gravity ball (4) is a metal inner core (41), a ball membrane (42) made of soft materials is wrapped outside the inner core (41), and the density of the gravity ball (4) is greater than that of body fluid.
5. A disposable abdominal puncture needle for a diagnostic phase according to claim 1, characterized in that: the clamping piece (7) is a plastic clamp which is manually opened and closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320965057.XU CN219700062U (en) | 2023-04-26 | 2023-04-26 | Disposable abdomen puncture needle for diagnosis stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320965057.XU CN219700062U (en) | 2023-04-26 | 2023-04-26 | Disposable abdomen puncture needle for diagnosis stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219700062U true CN219700062U (en) | 2023-09-19 |
Family
ID=87996283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320965057.XU Active CN219700062U (en) | 2023-04-26 | 2023-04-26 | Disposable abdomen puncture needle for diagnosis stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219700062U (en) |
-
2023
- 2023-04-26 CN CN202320965057.XU patent/CN219700062U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |