CN211381501U - Medical puncture needle - Google Patents
Medical puncture needle Download PDFInfo
- Publication number
- CN211381501U CN211381501U CN201922229190.5U CN201922229190U CN211381501U CN 211381501 U CN211381501 U CN 211381501U CN 201922229190 U CN201922229190 U CN 201922229190U CN 211381501 U CN211381501 U CN 211381501U
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- CN
- China
- Prior art keywords
- fixed
- puncture needle
- needle body
- fixed cylinder
- cylinder
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 10
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 10
- 241001330002 Bambuseae Species 0.000 abstract description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 10
- 239000011425 bamboo Substances 0.000 abstract description 10
- 239000003814 drug Substances 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 239000011550 stock solution Substances 0.000 abstract description 4
- 230000003028 elevating effect Effects 0.000 abstract description 3
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 230000037081 physical activity Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002583 angiography Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000001185 bone marrow Anatomy 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 210000001165 lymph node Anatomy 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a medical pjncture needle, including pjncture needle body, a fixed cylinder and a location section of thick bamboo, be equipped with the absorption chamber in the fixed cylinder lateral wall, adsorb the intracavity and be equipped with lifting piston, lifting piston upper portion even has elevating system, and it has the location sucking disc to adsorb chamber lower part intercommunication, a location section of thick bamboo is fixed inside the fixed cylinder, and pjncture needle body activity is worn to establish in a location section of thick bamboo, divide into feed liquor chamber and play liquid chamber in the pjncture needle body, feed liquor chamber lateral wall top intercommunication has the feed liquor pipe, and the lateral wall top intercommunication that goes out the liquid chamber has the drain pipe, and the drain pipe intercommunication has the stock solution bottle, and stock solution bottle lateral wall intercommunication has the. The utility model discloses when using, accessible location sucking disc realizes fixing a position with a location section of thick bamboo, accomplishes the back at the puncture, need not the secondary puncture and can accomplish the medicine injection, reduces patient's misery.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a medical pjncture needle.
Background
Puncture is a diagnosis and treatment technique in which a puncture needle is inserted into a body cavity to extract secretions for assay, gas or a contrast agent is injected into the body cavity to perform contrast examination, or medicines are injected into the body cavity. The puncture aims at blood drawing test, blood transfusion, fluid infusion and angiography after being placed into a catheter. Puncture is suitable for bone marrow, lymph node, joint, blood vessel, etc. When the existing puncture needles are used, accurate puncture positioning is difficult to realize, so that a patient is afraid of puncture, medicines are often required to be injected after puncture, secondary puncture is also required, the pain of the patient is increased, and the improvement is needed.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provide a medical puncture needle.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the utility model provides a medical puncture needle, includes pjncture needle body, a fixed cylinder and a location section of thick bamboo, be equipped with the absorption chamber in the fixed cylinder lateral wall, be equipped with lifting piston in the absorption chamber, lifting piston upper portion even has elevating system, and absorption chamber lower part intercommunication has the location sucking disc, a location section of thick bamboo is fixed inside a fixed cylinder, and pjncture needle body activity is worn to establish in a location section of thick bamboo, divide into feed liquor chamber and play liquid chamber in the pjncture needle body, feed liquor chamber lateral wall top intercommunication has the feed liquor pipe, and the lateral wall top intercommunication that goes out the liquid chamber has the drain pipe, and the drain pipe intercommunication has the stock solution bottle, and stock solution bottle lateral wall intercommunication has the negative.
The lifting mechanism comprises a lifting plate and a plurality of connecting rods, the lifting plate is arranged above the fixed cylinder, the bottom of each connecting rod is fixed on the lifting piston, the top of each connecting rod is fixed on the lifting plate, a reset spring is sleeved on the part, extending out of the fixed cylinder, of each connecting rod, the top of each reset spring is fixed on the lifting plate, and the bottom of each reset spring is fixed at the top of the fixed cylinder.
The top of pjncture needle body is fixed with handheld piece, and the surface of handheld piece is equipped with rubber antiskid cover.
A limiting ring is fixed in the fixed cylinder, and the positioning cylinder is fixed on the limiting ring.
Scales are arranged on the liquid storage bottle and the puncture needle body.
The utility model has the advantages that: the utility model discloses when using, accessible location sucking disc realizes fixing a position with a location section of thick bamboo, accomplishes the back at the puncture, need not the secondary puncture and can accomplish the medicine injection, reduces patient's misery.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the puncture needle body of the present invention;
in the figure: 1-positioning a sucker; 2-an adsorption cavity; 3-fixing the cylinder; 4-a positioning cylinder; 5-lifting piston; 6-connecting rod; 7-a limit ring; 8-a return spring; 9-a lifting plate; 10-a liquid inlet pipe; 11-a hand-held block; 12-a liquid outlet pipe; 13-liquid storage bottle; 14-puncture needle body; 15-liquid inlet hole; 16-a liquid inlet cavity; 17-liquid outlet cavity;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 2, a medical puncture needle comprises a puncture needle body 14, a fixed cylinder 3 and a positioning cylinder 4, wherein an adsorption cavity 2 is arranged in the side wall of the fixed cylinder 3, a lifting piston 5 is arranged in the adsorption cavity 2, the upper part of the lifting piston 5 is connected with a lifting mechanism, the lower part of the adsorption cavity 2 is communicated with a positioning sucker 1, the positioning cylinder 4 is fixed inside the fixed cylinder 3, the puncture needle body 14 is movably arranged in the positioning cylinder 4 in a penetrating manner, the interior of the puncture needle body 14 is divided into a liquid inlet cavity 16 and a liquid outlet cavity 17, the top of the side wall of the liquid inlet cavity 16 is communicated with a liquid inlet pipe 10, the top of the side wall of the liquid outlet cavity 17 is communicated with a liquid outlet pipe 12, the liquid outlet pipe 12 is communicated with a liquid storage bottle 13, the side wall of the liquid.
Elevating system includes lifter plate 9 and a plurality of connecting rod 6, and the top of solid fixed cylinder 3 is located to lifter plate 9, the bottom of connecting rod 6 is fixed on lift piston 5, and the top is fixed on lifter plate 9, and the part cover that connecting rod 6 stretches out solid fixed cylinder 3 is equipped with reset spring 8, reset spring 8's top is fixed on lifter plate 9, and the top at solid fixed cylinder 3 is fixed to the bottom.
The top of the puncture needle body 14 is fixed with a hand-held block 11, and the outer surface of the hand-held block 11 is provided with a rubber anti-slip sleeve.
A limiting ring 7 is fixed in the fixed cylinder 3, and the positioning cylinder 4 is fixed on the limiting ring 7.
Scales are arranged on the liquid storage bottle 13 and the puncture needle body 14.
The utility model discloses when using, at first take out pjncture needle body 14, then press lifter plate 9 downwards, paste location sucking disc 1 on the skin around needing to puncture, then loosen lifter plate 9, lifter plate 9 rises under reset spring 8's drive, simultaneously even connecting rod 6 drives lift piston 5 to rise, the gas of lift piston 5 lower part is the negative pressure thereby firmly adsorbs location sucking disc 1 on the skin around the puncture, then insert pjncture needle body 14 and puncture in location section of thick bamboo 4, during the puncture, can be with the syringe outwards absorption liquid on the negative pressure pipe, can observe the liquid volume after liquid gets into liquid storage bottle 13, the depth of penetration of pjncture needle body 14 can be judged through the scale; after the puncture is finished, when the medicine needs to be injected, the medicine can be injected into the body of the patient from the liquid inlet pipe 10, so that the secondary puncture is avoided, and the pain of the patient is reduced.
The utility model discloses when using, accessible location sucking disc 1 and a location section of thick bamboo 4 realize fixing a position, accomplish the back at the puncture, need not the secondary puncture and can accomplish the medicine injection, reduce patient's misery.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (5)
1. A medical puncture needle is characterized by comprising a puncture needle body (14), a fixed cylinder (3) and a positioning cylinder (4), an adsorption cavity (2) is arranged in the side wall of the fixed cylinder (3), a lifting piston (5) is arranged in the adsorption cavity (2), the upper part of the lifting piston (5) is connected with a lifting mechanism, the lower part of the adsorption cavity (2) is communicated with a positioning sucker (1), the positioning cylinder (4) is fixed inside the fixed cylinder (3), the puncture needle body (14) is movably arranged in the positioning cylinder (4) in a penetrating way, the interior of the puncture needle body (14) is divided into a liquid inlet cavity (16) and a liquid outlet cavity (17), the top of the side wall of the liquid inlet cavity (16) is communicated with a liquid inlet pipe (10), the top of the side wall of the liquid outlet cavity (17) is communicated with a liquid outlet pipe (12), the liquid outlet pipe (12) is communicated with a liquid storage bottle (13), the side wall of the liquid storage bottle (13) is communicated with a negative pressure pipe, and a liquid inlet hole (15) is formed in the side wall of the lower part of the liquid outlet cavity (17).
2. A medical puncture needle according to claim 1, wherein the lifting mechanism comprises a lifting plate (9) and a plurality of connecting rods (6), the lifting plate (9) is arranged above the fixed cylinder (3), the bottom of each connecting rod (6) is fixed on the lifting piston (5), the top of each connecting rod (6) is fixed on the lifting plate (9), the part of each connecting rod (6) extending out of the fixed cylinder (3) is sleeved with a return spring (8), the top of each return spring (8) is fixed on the lifting plate (9), and the bottom of each return spring is fixed on the top of the fixed cylinder (3).
3. A medical puncture needle according to claim 1, wherein a hand-held block (11) is fixed on the top of the puncture needle body (14), and a rubber anti-slip sleeve is arranged on the outer surface of the hand-held block (11).
4. A medical puncture needle according to claim 1, wherein a stop ring (7) is fixed in the fixed cylinder (3), and the positioning cylinder (4) is fixed on the stop ring (7).
5. A medical puncture needle according to claim 1, wherein the liquid storage bottle (13) and the puncture needle body (14) are provided with graduations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922229190.5U CN211381501U (en) | 2019-12-13 | 2019-12-13 | Medical puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922229190.5U CN211381501U (en) | 2019-12-13 | 2019-12-13 | Medical puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211381501U true CN211381501U (en) | 2020-09-01 |
Family
ID=72232870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922229190.5U Expired - Fee Related CN211381501U (en) | 2019-12-13 | 2019-12-13 | Medical puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211381501U (en) |
-
2019
- 2019-12-13 CN CN201922229190.5U patent/CN211381501U/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: 20200901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |