CN213911795U - Syringe for anesthesia department - Google Patents
Syringe for anesthesia department Download PDFInfo
- Publication number
- CN213911795U CN213911795U CN202020953614.2U CN202020953614U CN213911795U CN 213911795 U CN213911795 U CN 213911795U CN 202020953614 U CN202020953614 U CN 202020953614U CN 213911795 U CN213911795 U CN 213911795U
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- China
- Prior art keywords
- syringe
- pipe
- piston
- barrel
- connecting pipe
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- Expired - Fee Related
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Abstract
The utility model discloses a syringe for department of anesthesia, the novel nipple rectifier comprises a cylindrical shel, the inside activity of barrel is provided with the piston core bar, the lower extreme of the inside piston core bar of barrel is connected with the piston head, the draw-in groove has been seted up to the upper end surface of piston head, the inboard of the lower extreme draw-in groove of piston core bar is connected with the fixed block, fixed establishment is installed to the lower extreme of barrel, fixed establishment includes double-thread pipe, internal thread linking pipe, external screw thread linking pipe, fixed establishment's lower extreme is provided with the syringe needle. A syringe for department of anesthesia, the installation of syringe needle is more firm, and the syringe needle is difficult for dropping when using, and the installation and the dismantlement of syringe needle are all more convenient, can fix the syringe needle in the inside of barrel, avoid syringe needle fish tail medical staff when not using, use safer, and prevent that the syringe from dropping and leading to the syringe needle damage on ground, increase the life of syringe.
Description
Technical Field
The utility model relates to the technical field of medical science, in particular to department of anesthesia uses syringe.
Background
The injector is a common medical appliance, mainly uses a needle to extract or inject gas or liquid, and consists of a syringe with a small hole at the front end and a matched piston core rod, and is used for injecting a small amount of liquid or extracting the liquid or the liquid into an area which cannot be accessed by other methods or from the area, sucking the liquid or the gas from the small hole at the front end of the syringe when the core rod is extracted, and extruding the liquid or the gas when the core rod is pushed in; the existing syringe is unsafe after being used, the needle is easy to break when the syringe is dropped, and the service life of the syringe is short.
SUMMERY OF THE UTILITY MODEL
The main object of the utility model is to provide an injection syringe for department of anesthesia can effectively solve the problem among the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a syringe for department of anesthesia, includes the barrel, the inside activity of barrel is provided with the piston core bar, the lower extreme of the inside piston core bar of barrel is connected with the piston head, the draw-in groove has been seted up to the upper end surface of piston head, the inboard of the lower extreme draw-in groove of piston core bar is connected with the fixed block, fixed establishment is installed to the lower extreme of barrel, fixed establishment includes double-thread pipe, internal thread linking pipe, external screw thread linking pipe, fixed establishment's lower extreme is provided with the syringe needle.
Preferably, the outer surface of the upper end of the double-threaded pipe is fixedly connected with the outer surface of the lower end of the cylinder body, the outer surface of the upper end of the external thread connecting pipe is fixedly connected with the outer surface of the lower end of the internal thread connecting pipe, the outer diameter of the double-threaded pipe is matched with the inner diameter of the internal thread connecting pipe, and the outer surface of the double-threaded pipe is in threaded connection with the inner surface of the internal thread connecting pipe.
By adopting the technical scheme, the external thread connecting pipe and the needle head can be fixed at the lower end of the cylinder body by screwing the internal thread connecting pipe on the outer side of the double-thread pipe.
Preferably, the outer diameter of the external thread connecting pipe is matched with the inner diameter of the double-thread pipe, the outer surface of the external thread connecting pipe is in threaded connection with the inner surface of the double-thread pipe, and the upper end of the needle head is fixedly connected with the lower end of the external thread connecting pipe.
By adopting the technical scheme, the needle head is fixed in the barrel body by screwing the external thread connecting pipe into the double-thread pipe, so that the medical personnel can be prevented from being scratched by the needle head when the needle head is not used, and the use is safer.
Preferably, a connecting plate is arranged on the outer side of the upper end of the cylinder body, the inner surface of the connecting plate is fixedly connected with the outer surface of the cylinder body, the cylinder body is made of a high-light-transmittance material, and the outer surface of the lower end of the piston handle is fixedly connected with the outer surface of the upper end of the piston core rod.
Through adopting above-mentioned technical scheme, make things convenient for the fixed when barrel uses through the connecting plate.
Preferably, the piston head is made of rubber materials, the outer surface of the upper end of the fixing block is fixedly connected with the outer surface of the lower end of the piston core rod, the fixing block is matched with the clamping groove, the outer surface of the fixing block is connected with the inner surface of the clamping groove, and the section of the clamping groove is concave.
By adopting the technical scheme, the piston head can be fixed at the lower end of the piston core rod by inserting the fixing block into the clamping groove.
Preferably, the piston head is fixedly connected with the lower end of the piston core rod through a fixing block, the outer surface of the piston head is movably connected with the inner surface of the cylinder, and the needle head is fixed at the lower end of the cylinder through a fixing mechanism.
By adopting the technical scheme, the piston head can extrude liquid, so that the liquid medicine is discharged from the cylinder body.
Compared with the prior art, the utility model discloses following beneficial effect has: this syringe for department of anesthesia, can make the external screw thread linking pipe through the internal thread linking pipe is twisted in the outside of double-thread pipe, the syringe needle is fixed at the lower extreme of barrel, the installation of syringe needle is more firm, the syringe needle is difficult for dropping when using, and pass through threaded connection between double-thread pipe and the internal thread linking pipe, the installation and the dismantlement of syringe needle are all more convenient, rotatory internal thread linking pipe pulls down the syringe needle after the use is accomplished, insert the inside of barrel through double-thread pipe with the syringe needle, the inside of twisting the external screw thread linking pipe into double-thread pipe makes the syringe needle fix in the inside of barrel, avoid when not using, needle fish tail medical staff, it is safer to use, and prevent that the syringe from dropping and leading to the syringe needle to damage on ground, increase the life of syringe, the effect of using is better for traditional mode.
Drawings
FIG. 1 is a schematic view of the overall structure of an injector for anesthesia department;
FIG. 2 is an exploded view of the syringe used in the anesthesia department of the present invention;
FIG. 3 is a schematic structural view of a fixing mechanism of the injector for anesthesia department of the present invention;
fig. 4 is a partially sectional schematic view of the injector for anesthesia department of the present invention.
In the figure: 1. a barrel; 2. a connecting plate; 3. a piston core bar; 4. a piston handle; 5. a fixing mechanism; 51. a double-threaded pipe; 52. an internal thread linking pipe; 53. an external thread connecting pipe; 6. a needle head; 7. a piston head; 8. a card slot; 9. and (5) fixing blocks.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 to 4, the injector for the department of anesthesia comprises a cylinder body 1, a piston core rod 3 is movably arranged inside the cylinder body 1, a piston head 7 is connected to the lower end of the piston core rod 3 inside the cylinder body 1, a clamping groove 8 is formed in the outer surface of the upper end of the piston head 7, a fixing block 9 is connected to the inner side of the clamping groove 8 at the lower end of the piston core rod 3, a fixing mechanism 5 is installed at the lower end of the cylinder body 1, the fixing mechanism 5 comprises a double-threaded pipe 51, an internal thread connecting pipe 52 and an external thread connecting pipe 53, and a needle 6 is arranged at the lower end of the fixing mechanism 5.
The outer surface of the upper end of the double-thread pipe 51 is fixedly connected with the outer surface of the lower end of the cylinder body 1, the outer surface of the upper end of the external thread connecting pipe 53 is fixedly connected with the outer surface of the lower end of the internal thread connecting pipe 52, the outer diameter of the double-thread pipe 51 is matched with the inner diameter of the internal thread connecting pipe 52, the outer surface of the double-thread pipe 51 is in threaded connection with the inner surface of the internal thread connecting pipe 52, and the external thread connecting pipe 53 and the needle 6 can be fixed at the lower end of the cylinder body 1 by screwing the internal thread connecting pipe 52 to the outer side of the double-thread pipe 51.
The outer diameter of the external thread connecting pipe 53 is matched with the inner diameter of the double-thread pipe 51, the outer surface of the external thread connecting pipe 53 is in threaded connection with the inner surface of the double-thread pipe 51, the needle 6 is fixed inside the barrel 1 by screwing the external thread connecting pipe 53 into the double-thread pipe 51, the medical staff is prevented from being scratched by the needle 6 when the needle is not used, the use is safe, and the upper end of the needle 6 is fixedly connected with the lower end of the external thread connecting pipe 53.
The outer side of the upper end of the cylinder body 1 is provided with a connecting plate 2, the cylinder body 1 is convenient to fix through the connecting plate 2 when in use, the inner surface of the connecting plate 2 is fixedly connected with the outer surface of the cylinder body 1, the cylinder body 1 is made of a high-light-transmittance material, and the outer surface of the lower end of the piston handle 4 is fixedly connected with the outer surface of the upper end of the piston core rod 3.
The piston head 7 is made of rubber materials, the outer surface of the upper end of the fixing block 9 is fixedly connected with the outer surface of the lower end of the piston core rod 3, the fixing block 9 is matched with the clamping groove 8, the outer surface of the fixing block 9 is connected with the inner surface of the clamping groove 8, the piston head 7 can be fixed at the lower end of the piston core rod 3 by inserting the fixing block 9 into the clamping groove 8, and the section of the clamping groove 8 is concave.
The piston head 7 is fixedly connected with the lower end of the piston core rod 3 through the fixing block 9, liquid can be extruded through the piston head 7, so that the liquid medicine is discharged from the cylinder 1, the outer surface of the piston head 7 is movably connected with the inner surface of the cylinder 1, and the needle 6 is fixed at the lower end of the cylinder 1 through the fixing mechanism 5.
It should be noted that, the utility model relates to a syringe for department of anesthesia, the user inserts fixed block 9 in the inside of draw-in groove 8, make piston head 7 fix the lower extreme at piston core bar 3, insert piston core bar 3 and piston head 7 in the inside of barrel 1, it makes external screw thread linking pipe 53 to twist in the outside of double-thread pipe 51 through internal screw thread linking pipe 52, syringe needle 6 fixes the lower extreme at barrel 1, it can make piston core bar 3 slide in barrel 1 inside to press down piston handle 4, can discharge the inside liquid medicine of barrel 1, rotatory internal screw thread linking pipe 52 pulls down syringe needle 6 after the use is accomplished, insert the inside of barrel 1 through double-thread pipe 51 with syringe needle 6, twist the inside of double-thread pipe 51 with external screw thread linking pipe 53 and make syringe needle 6 fix in the inside of barrel 1, prevent that the syringe from dropping and leading to syringe needle 6 to damage on ground, and is comparatively practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An injector for anesthesia department comprises a barrel body (1), and is characterized in that: the novel syringe is characterized in that a piston core rod (3) is movably arranged inside the barrel (1), a piston handle (4) is arranged at the upper end of the piston core rod (3), a piston head (7) is connected to the lower end of the piston core rod (3) inside the barrel (1), a clamping groove (8) is formed in the outer surface of the upper end of the piston head (7), a fixing block (9) is connected to the inner side of the clamping groove (8) at the lower end of the piston core rod (3), a fixing mechanism (5) is installed at the lower end of the barrel (1), the fixing mechanism (5) comprises a double-threaded pipe (51), an internal thread connecting pipe (52) and an external thread connecting pipe (53), and a needle head (6) is arranged at the lower end of the fixing mechanism (5).
2. The syringe for anesthesia department as set forth in claim 1, wherein: the outer surface of the upper end of the double-threaded pipe (51) is fixedly connected with the outer surface of the lower end of the barrel body (1), the outer surface of the upper end of the external thread connecting pipe (53) is fixedly connected with the outer surface of the lower end of the internal thread connecting pipe (52), the outer diameter of the double-threaded pipe (51) is matched with the inner diameter of the internal thread connecting pipe (52), and the outer surface of the double-threaded pipe (51) is connected with the inner surface of the internal thread connecting pipe (52) through threads.
3. The syringe for anesthesia department as set forth in claim 1, wherein: the outer diameter of the external thread connecting pipe (53) is matched with the inner diameter of the double-thread pipe (51), the outer surface of the external thread connecting pipe (53) is in threaded connection with the inner surface of the double-thread pipe (51), and the upper end of the needle head (6) is fixedly connected with the lower end of the external thread connecting pipe (53).
4. The syringe for anesthesia department as set forth in claim 1, wherein: the outer side of the upper end of the cylinder body (1) is provided with a connecting plate (2), the inner surface of the connecting plate (2) is fixedly connected with the outer surface of the cylinder body (1), the cylinder body (1) is made of a high-light-transmittance material, and the outer surface of the lower end of the piston handle (4) is fixedly connected with the outer surface of the upper end of the piston core rod (3).
5. The syringe for anesthesia department as set forth in claim 1, wherein: the piston head (7) is made of rubber materials, the outer surface of the upper end of the fixing block (9) is fixedly connected with the outer surface of the lower end of the piston core rod (3), the fixing block (9) is matched with the clamping groove (8), the outer surface of the fixing block (9) is connected with the inner surface of the clamping groove (8), and the section of the clamping groove (8) is in a concave shape.
6. The syringe for anesthesia department as set forth in claim 1, wherein: the piston head (7) is fixedly connected with the lower end of the piston core rod (3) through a fixing block (9), the outer surface of the piston head (7) is movably connected with the inner surface of the cylinder body (1), and the needle head (6) is fixed at the lower end of the cylinder body (1) through a fixing mechanism (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020953614.2U CN213911795U (en) | 2020-05-29 | 2020-05-29 | Syringe for anesthesia department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020953614.2U CN213911795U (en) | 2020-05-29 | 2020-05-29 | Syringe for anesthesia department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213911795U true CN213911795U (en) | 2021-08-10 |
Family
ID=77141566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020953614.2U Expired - Fee Related CN213911795U (en) | 2020-05-29 | 2020-05-29 | Syringe for anesthesia department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213911795U (en) |
-
2020
- 2020-05-29 CN CN202020953614.2U patent/CN213911795U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |