CN112426178A - Support arrangement for syringe vacuum keeps - Google Patents
Support arrangement for syringe vacuum keeps Download PDFInfo
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- CN112426178A CN112426178A CN202011385139.4A CN202011385139A CN112426178A CN 112426178 A CN112426178 A CN 112426178A CN 202011385139 A CN202011385139 A CN 202011385139A CN 112426178 A CN112426178 A CN 112426178A
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- base
- syringe
- clamping groove
- injector
- movably
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
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- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a supporting device for vacuum maintenance of an injector, which comprises a base and two supporting rings capable of being movably overturned, wherein the base is movably abutted against the bottom surface of a needle tube of the injector in a matching manner, a through hole is formed in the middle of the base, and a piston push handle of the injector can be penetrated through the through hole in a matching manner; the support rings are movably arranged on the left side and the right side of the upper plane of the base in a turnover mode through a rotating ferrule in a matching mode, and the support rings can be movably abutted against and erected on the injector piston push handle penetrating through the through hole of the base in a matching mode. The invention can fix the syringe piston at a certain height, maintain a certain degree of vacuum state for a long time, can be applied to the condition that the vacuum negative pressure state needs to be maintained, such as needle aspiration biopsy or body cavity liquid extraction, and the like, and has the advantages of firmness, reliability, simple and convenient operation, capability of reducing the operation difficulty of doctors and improving the operation precision.
Description
Technical Field
The invention relates to the technical field of medical instruments or appliances, in particular to a vacuum-holding supporting device for an injector.
Background
In clinical work, when a needle biopsy or a body cavity fluid is taken with a syringe, a medical care worker can keep a vacuum state relatively easily if a small-sized syringe (10 ml or 20 ml) is used for needle aspiration or fluid taking. However, when a 50ml syringe or a larger syringe is used for performing a needle biopsy or a body cavity fluid extraction operation, it is difficult for medical staff to maintain a certain vacuum state in the syringe, and particularly, the syringe is required to maintain a stable and durable vacuum state during the needle biopsy. In the operation process, when the medical staff keeps vacuum in free hands in the needle aspiration biopsy, the hands of the medical staff are often painful, the medical staff are difficult to keep stable for a long time and stably, and the puncture needle is easy to be too deep or too shallow, so that the risk of bleeding and even biopsy failure is increased.
Therefore, in order to solve the above technical problems, the present invention provides an auxiliary supporting device for vacuum holding of a large-capacity syringe, which can help fix a piston of the syringe at a certain height during use, and can permanently maintain a certain vacuum state of the syringe, and can be applied to cases requiring vacuum negative pressure state maintenance, such as needle biopsy or body cavity fluid extraction. The device is firm and reliable, is simple and convenient to operate, can reduce the operation difficulty of doctors, improves the operation precision, and has very high practical clinical use value.
Disclosure of Invention
The present invention discloses a vacuum-holding support device for syringes, which mainly aims to overcome the above-mentioned disadvantages and drawbacks of the prior art.
The technical scheme adopted by the invention is as follows:
a supporting device for vacuum maintenance of an injector comprises a base and two supporting rings which can be movably overturned, wherein the base is movably abutted against the bottom surface of a needle tube of the injector in a matching manner, a through hole is formed in the middle of the base, and a pushing handle of a piston of the injector can be inserted through the through hole in a matching manner; the support ring is movably arranged on the left side and the right side of the upper plane of the base in a turnover mode through the matching of a rotating ferrule, and the support ring can be movably abutted against and erected on an injector piston push handle penetrating through the through hole of the base in a matching mode.
Furthermore, the bottom of the base is also provided with a clamping groove which is matched with the bottom surface of the syringe needle tube and movably clamped and fixed.
Furthermore, the clamping groove comprises a left clamping groove and a right clamping groove which are symmetrically arranged, and the left clamping groove and the right clamping groove are symmetrically arranged at the bottoms of the left side and the right side of the base respectively.
Furthermore, the base is in an annular ring body structure.
Furthermore, an elastic sheet is connected between the lower part of the support ring and the base.
Furthermore, the base, the elastic sheet and the support ring are all made of stainless steel metal.
Further, the thickness of the base is 0.5-1.0 mm.
Furthermore, the support ring is made by bending a stainless steel round needle, and the length of the support ring corresponds to the negative pressure volume in the syringe needle tube.
Furthermore, the top of the supporting ring is of a horizontal top surface structure, and the top of the supporting ring is matched and movably abutted against the pushing handle of the syringe piston.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. the invention can realize the limit positioning of the syringe piston push handle by arranging the base and the support ring, so that a certain vacuum negative pressure is kept in the syringe, the syringe is favorable for carrying out needle aspiration biopsy or body cavity liquid pumping operation, and the syringe has the advantages of simple and practical structure, quick and convenient use, higher stability during operation and higher practical application and use value.
2. The invention can lead the support ring to automatically return to the position when the injector piston is pulled upwards and bounce to the two outer sides by arranging the elastic sheet, thus leading the injector piston to smoothly move downwards to return, and being more flexible and convenient in operation.
3. According to the invention, the clamping groove is further formed in the bottom of the base, so that the base is more stably fixed on the injector base, the medical personnel can better operate the injector piston to pull up and position the injector piston, and the positioning is more accurate and convenient to operate.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic structural view of a support state when the present invention is used.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, a supporting device for maintaining vacuum of an injector comprises a base 1 and two supporting rings 2 capable of being movably turned, wherein the base 1 is movably abutted against the bottom surface of a syringe needle tube 3 in a matching manner, a through hole 11 is formed in the middle of the base 1, and a syringe piston push handle 4 can be fittingly inserted through the through hole 11; the support ring 2 is movably arranged on the left side and the right side of the upper plane of the base 1 in a turnover way through a rotating ferrule 5, and the support ring 2 can be movably abutted and erected on an injector piston push handle 4 penetrating through the through hole 11 of the base.
Furthermore, the bottom of the base 1 is further provided with a clamping groove 12, and the clamping groove 12 is movably clamped and fixed in cooperation with the bottom surface of the syringe needle tube 3.
Furthermore, the clamping groove 12 comprises a left clamping groove and a right clamping groove which are symmetrically arranged, and the left clamping groove and the right clamping groove are symmetrically arranged at the bottoms of the left side and the right side of the base 1 respectively.
Furthermore, the base 1 is an annular ring structure.
Furthermore, an elastic sheet 6 is connected between the lower part of the support ring 2 and the base.
Furthermore, the base 1, the elastic sheet 6 and the support ring 2 are all made of stainless steel.
Further, the thickness of the base 1 is 0.5 to 1.0 mm.
Furthermore, the support ring 2 is made by bending a stainless steel round needle, and the length of the support ring 1 corresponds to the negative pressure volume in the syringe needle tube 3.
Furthermore, the top of the support ring 2 is a horizontal top surface structure, and the top of the support ring 2 is movably matched and abutted against the syringe piston push handle 4.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. the invention can realize the limit positioning of the syringe piston push handle by arranging the base and the support ring, so that a certain vacuum negative pressure is kept in the syringe, the syringe is favorable for carrying out needle aspiration biopsy or body cavity liquid pumping operation, and the syringe has the advantages of simple and practical structure, quick and convenient use, higher stability during operation and higher practical application and use value.
2. The invention can lead the support ring to automatically return to the position when the injector piston is pulled upwards and bounce to the two outer sides by arranging the elastic sheet, thus leading the injector piston to smoothly move downwards to return, and being more flexible and convenient in operation.
3. According to the invention, the clamping groove is further formed in the bottom of the base, so that the base is more stably fixed on the injector base, the medical personnel can better operate the injector piston to pull up and position the injector piston, and the positioning is more accurate and convenient to operate.
The use method of the invention comprises the following steps:
before use, the device is installed on a syringe tube of an injector, a clamping groove of a base is clamped and sleeved on the bottom surface of the syringe tube of the injector, the base and the bottom surface of the syringe tube of the injector are abutted and fixed in a matched mode, then fingers fold a support ring to a certain angle, a thumb and a forefinger are put on the outer side of the support ring lightly, after a puncture needle head or a drainage tube is connected, an injector piston push handle is lifted and pulled to the upper side of the support ring, the thumb and the forefinger press the support ring, the support ring is clamped below the injector piston push handle, then the injector piston push handle is released, the injector piston push handle is clamped and fixed on the support ring, negative pressure with a corresponding stable volume in the; when the operation is finished, the piston push handle is lifted again, the two support rings are bounced to the two outer sides under the action of the elastic force of the elastic piece, at the moment, the syringe piston push handle is released, and the syringe piston push handle is reset downwards, so that the operation and the use are finished.
The auxiliary device is made of stainless steel and can be repeatedly sterilized and used in a sterilization supply center.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications of the present invention using this concept shall fall within the scope of infringing the present invention.
Claims (7)
1. A syringe vacuum holding support device, comprising: the injector piston pushing handle can be adaptively penetrated through the through hole; the support ring is movably arranged on the left side and the right side of the upper plane of the base in a turnover manner through the matching of a rotating ferrule, and the support ring can be movably abutted against and erected on an injector piston push handle penetrating through the through hole of the base in a matching manner; the bottom of the base is also provided with a clamping groove which is matched with the bottom surface of the syringe needle tube and movably clamped and fixed, the clamping groove comprises a left clamping groove and a right clamping groove which are symmetrically arranged, and the left clamping groove and the right clamping groove are symmetrically arranged at the bottoms of the left side and the right side of the base respectively.
2. A syringe vacuum held support device according to claim 1, wherein: the base is of an annular ring body structure.
3. A syringe vacuum held support device according to claim 1, wherein: an elastic sheet is further connected between the lower portion of the supporting ring and the base.
4. A syringe vacuum held support device according to claim 1, wherein: the base, the elastic sheet and the support ring are made of stainless steel metal.
5. A syringe vacuum held support device according to claim 1, wherein: the thickness of the base is 0.5-1.0 mm.
6. A syringe vacuum held support device according to claim 1, wherein: the support ring is made by bending a stainless steel round needle, and the length of the support ring corresponds to the negative pressure volume in the syringe needle tube.
7. A syringe vacuum held support device according to claim 6, wherein: the top of the supporting ring is of a horizontal top surface structure, and the top of the supporting ring is matched and movably abutted against the pushing handle of the injector piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385139.4A CN112426178A (en) | 2020-12-01 | 2020-12-01 | Support arrangement for syringe vacuum keeps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385139.4A CN112426178A (en) | 2020-12-01 | 2020-12-01 | Support arrangement for syringe vacuum keeps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112426178A true CN112426178A (en) | 2021-03-02 |
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ID=74698169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011385139.4A Pending CN112426178A (en) | 2020-12-01 | 2020-12-01 | Support arrangement for syringe vacuum keeps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112426178A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2321399Y (en) * | 1998-05-05 | 1999-06-02 | 褚瑞海 | Quick liver puncture apparatus |
| WO2012148043A1 (en) * | 2011-04-26 | 2012-11-01 | Lee Hee Young | Auxiliary device for generating negative pressure and positive pressure for syringe |
| CN210170087U (en) * | 2019-05-28 | 2020-03-24 | 上海市肺科医院 | Efficient needle-suction cell sampler |
| CN111529801A (en) * | 2020-04-30 | 2020-08-14 | 张家港市中医医院 | Syringe fixer capable of keeping syringe in negative pressure drawing state |
| CN211658166U (en) * | 2019-12-26 | 2020-10-13 | 陈锦涛 | Syringe capable of being locked in negative pressure state |
-
2020
- 2020-12-01 CN CN202011385139.4A patent/CN112426178A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2321399Y (en) * | 1998-05-05 | 1999-06-02 | 褚瑞海 | Quick liver puncture apparatus |
| WO2012148043A1 (en) * | 2011-04-26 | 2012-11-01 | Lee Hee Young | Auxiliary device for generating negative pressure and positive pressure for syringe |
| CN210170087U (en) * | 2019-05-28 | 2020-03-24 | 上海市肺科医院 | Efficient needle-suction cell sampler |
| CN211658166U (en) * | 2019-12-26 | 2020-10-13 | 陈锦涛 | Syringe capable of being locked in negative pressure state |
| CN111529801A (en) * | 2020-04-30 | 2020-08-14 | 张家港市中医医院 | Syringe fixer capable of keeping syringe in negative pressure drawing state |
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Application publication date: 20210302 |
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| WD01 | Invention patent application deemed withdrawn after publication |