CN216933716U - Anterior chamber puncture device - Google Patents
Anterior chamber puncture device Download PDFInfo
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- CN216933716U CN216933716U CN202123266838.XU CN202123266838U CN216933716U CN 216933716 U CN216933716 U CN 216933716U CN 202123266838 U CN202123266838 U CN 202123266838U CN 216933716 U CN216933716 U CN 216933716U
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- anterior chamber
- needle cylinder
- handle
- needle
- wall
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Abstract
The utility model discloses an anterior chamber puncture outfit, which relates to the field of medical instruments and comprises a handle, wherein the outer surface of one end of the handle is provided with a needle cylinder, the outer surface of one end of the needle cylinder is provided with a sleeve, the outer wall of the handle is provided with a control rod, the outer surface of one end of the control rod is provided with a needle head, the middle part of the needle cylinder is provided with a piston body, the outer wall of the needle cylinder is provided with an opening, the outer surface of one end of the handle is detachably connected with the outer surface of the other end of the needle cylinder, and the outer surface of one end of the needle cylinder is detachably connected with the outer surface of one end of the sleeve. The anterior chamber puncture outfit can prevent a needle head from accidentally injuring a crystal and an iris after puncture when in use, and can control the liquid discharge speed through the opening when in use, so that the phenomenon that the liquid discharge speed is too high is avoided, the anterior chamber puncture outfit can be controlled by fingers, the anterior chamber puncture outfit is convenient and fast, the operation controllability is strong, the safety is high, and the use effect is better compared with the traditional mode.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to an anterior chamber puncture outfit.
Background
The anterior chamber paracentesis is mainly suitable for total or partial disappearance of the anterior chamber caused by acute attack of glaucoma, trauma, inflammatory adhesion and other factors, or the disappearance of the anterior chamber caused by the fact that the anterior chamber becomes shallow and the anterior chamber is slow after glaucoma operation and conservative treatment is ineffective, and the disappearance of the anterior chamber caused by extrusion due to injection of silicone oil and gas in the posterior segment of the eye.
However, the existing anterior chamber puncture outfit is inconvenient to use, firstly, the existing anterior chamber puncture outfit is poor in safety because a needle head easily accidentally injures a crystal and an iris caused by the anterior chamber when in use, and is inconvenient to control the liquid discharge speed when in use and poor in controllability, so that the anterior chamber puncture outfit is provided.
SUMMERY OF THE UTILITY MODEL
The main object of the present invention is to provide an anterior chamber puncture device which can effectively solve the problems of the background art.
In order to achieve the purpose, the utility model adopts the technical scheme that: the anterior chamber puncture outfit comprises a handle, wherein a needle cylinder is arranged on the outer surface of one end of the handle, a sleeve is arranged on the outer surface of one end of the needle cylinder, a control rod is arranged on the outer wall of the handle, a needle head is arranged on the outer surface of one end of the control rod, a piston body is arranged in the middle of the needle cylinder, and an opening is formed in the outer wall of the needle cylinder.
Preferably, the outer surface of one end of the handle is detachably connected with the outer surface of the other end of the needle cylinder, and the outer surface of one end of the needle cylinder is detachably connected with the outer surface of one end of the sleeve.
Preferably, the outer wall of the handle is movably connected with the outer wall of the control rod through a clamping groove, and the control rod penetrates through the handle.
Preferably, the outer surface of one end of the control rod is detachably connected with the outer surface of one end of the needle head, and the inner wall of the needle cylinder is movably connected with the outer wall of the piston body.
Preferably, the syringe and the opening are of an integrated structure, and the needle penetrates through the syringe, the piston body and the cannula.
Compared with the prior art, the utility model has the following beneficial effects: this anterior chamber puncture ware can avoid syringe needle accidental injury crystal and iris after the puncture when using, and accessible opening control tapping speed when using to avoid tapping speed too fast, accessible finger control, it is comparatively convenient, this anterior chamber puncture ware operation controllability is strong, and the security is high, and the effect of using is better for traditional mode.
Drawings
FIG. 1 is a schematic view of the overall structure of an anterior chamber puncture outfit according to the present invention;
FIG. 2 is a bottom view of the handle 1 of the anterior chamber puncture instrument of the present invention;
figure 3 is an enlarged view of the anterior chamber puncture instrument of figure 1 at A.
In the figure: 1. a handle; 2. a needle cylinder; 3. a sleeve; 4. a control lever; 5. a needle head; 6. a piston body; 7. an opening; 8. a clamping groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-3, an anterior chamber puncture outfit comprises a handle 1, a needle cylinder 2 is arranged on the outer surface of one end of the handle 1, a sleeve 3 is arranged on the outer surface of one end of the needle cylinder 2, a control rod 4 is arranged on the outer wall of the handle 1, a needle head 5 is arranged on the outer surface of one end of the control rod 4, a piston body 6 is arranged in the middle of the needle cylinder 2, and an opening 7 is arranged on the outer wall of the needle cylinder 2.
Furthermore, the outer surface of one end of the handle 1 is detachably connected with the outer surface of the other end of the needle cylinder 2, the outer surface of one end of the needle cylinder 2 is detachably connected with the outer surface of one end of the sleeve 3, the sleeve 3 can play a safety effect when in use, and the damage of the needle head 5 to the anterior chamber, which causes the crystal and the iris, can be avoided.
Further, the outer wall of handle 1 passes through draw-in groove 8 and the outer wall swing joint of control lever 4, and control lever 4 runs through to the inside of handle 1, and control lever 4 can be convenient for control needle 5 when using and puncture.
Furthermore, the outer surface of one end of the control rod 4 is detachably connected with the outer surface of one end of the needle 5, the inner wall of the needle cylinder 2 is movably connected with the outer wall of the piston body 6, and the piston body 6 can be connected with the needle 5 when in use.
Further, cylinder 2 and opening 7 are integrated into one piece structure, and syringe needle 5 runs through cylinder 2, piston body 6 and sleeve pipe 3, and opening 7 can be convenient for control tapping speed when using, can avoid tapping speed too fast, and the tapping speed can be controlled to the accessible finger.
The anterior chamber puncture outfit has the advantages that when the anterior chamber puncture outfit is used, the handle 1 can be held by hand, then the needle head 5 can be pushed by the control rod 4 to perform puncture operation, after the needle head 5 is connected with the piston body 6 during use, after the anterior chamber puncture is performed, the cannula 3 needle is reserved after the needle head is safely withdrawn from the anterior chamber and is reserved in the anterior chamber, the damage to crystals and irises caused by the needle head 5 in the anterior chamber is avoided, the liquid discharge speed can be prevented from being too high due to the design of the opening 7 on the needle cylinder 2, the liquid discharge speed can be controlled by fingers, the stability of the puncture needle is ensured by the clamping groove 8 during the puncture process, after the puncture enters the anterior chamber, the clamping groove is withdrawn and the needle is withdrawn backwards, the operation controllability of the anterior chamber puncture outfit is strong, the safety is high, the size of the needle head 5 is 30G during use, and the size of the opening 7 is matched with the size of the cannula 3 during use, so that the anterior chamber puncture outfit is practical.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. An anterior chamber puncture device comprising a handle (1), characterized in that: the outer surface of one end of the handle (1) is provided with a needle cylinder (2), the outer surface of one end of the needle cylinder (2) is provided with a sleeve (3), the outer wall of the handle (1) is provided with a control rod (4), the outer surface of one end of the control rod (4) is provided with a needle head (5), the middle of the needle cylinder (2) is provided with a piston body (6), the outer wall of the needle cylinder (2) is provided with an opening (7), and a clamping groove (8) is formed between the handle (1) and the control rod (4).
2. An anterior chamber puncture instrument according to claim 1, wherein: the outer surface of one end of the handle (1) is detachably connected with the outer surface of the other end of the needle cylinder (2), and the outer surface of one end of the needle cylinder (2) is detachably connected with the outer surface of one end of the sleeve (3).
3. An anterior chamber puncture instrument according to claim 1, wherein: the outer wall of handle (1) passes through draw-in groove (8) and the outer wall swing joint of control lever (4), and inside to handle (1) is run through in control lever (4).
4. An anterior chamber puncture instrument according to claim 1, wherein: the outer surface of one end of the control rod (4) is detachably connected with the outer surface of one end of the needle head (5), and the inner wall of the needle cylinder (2) is movably connected with the outer wall of the piston body (6).
5. An anterior chamber puncture instrument according to claim 1, wherein: the needle cylinder (2) and the opening (7) are of an integrated structure, and the needle head (5) penetrates through the needle cylinder (2), the piston body (6) and the sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123266838.XU CN216933716U (en) | 2021-12-23 | 2021-12-23 | Anterior chamber puncture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123266838.XU CN216933716U (en) | 2021-12-23 | 2021-12-23 | Anterior chamber puncture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216933716U true CN216933716U (en) | 2022-07-12 |
Family
ID=82311166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123266838.XU Active CN216933716U (en) | 2021-12-23 | 2021-12-23 | Anterior chamber puncture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216933716U (en) |
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2021
- 2021-12-23 CN CN202123266838.XU patent/CN216933716U/en active Active
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