CN214761382U - Intraspinal puncture limiting device - Google Patents
Intraspinal puncture limiting device Download PDFInfo
- Publication number
- CN214761382U CN214761382U CN202120413821.3U CN202120413821U CN214761382U CN 214761382 U CN214761382 U CN 214761382U CN 202120413821 U CN202120413821 U CN 202120413821U CN 214761382 U CN214761382 U CN 214761382U
- Authority
- CN
- China
- Prior art keywords
- limiting plate
- groove
- needle
- puncture
- fixing
- 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
- 239000012780 transparent material Substances 0.000 claims abstract description 5
- 230000035515 penetration Effects 0.000 claims 4
- 210000005036 nerve Anatomy 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a spinal canal puncture limiting device, which comprises a limiting plate, wherein the limiting plate is in a horseshoe shape, a needle groove is arranged on the limiting plate, a fixing groove is arranged in the limiting plate, the fixing groove penetrates from one side of the limiting plate to the edge of the needle groove, the needle groove is perpendicular to the fixing groove, and an internal thread is arranged in the fixing groove; be equipped with the dead lever in the fixed slot, the dead lever is kept away from the end fixing in needle groove and is equipped with the rotating part, and the dead lever is located the tip in needle groove and is equipped with anti-skidding restriction piece, and the dead lever surface is equipped with the external screw thread, and the external screw thread matches with the internal thread and uses. Compared with the prior art, the utility model the advantage lie in: the structure is clear, the use is convenient, the function of adjusting the length of the front end of the puncture needle is realized by utilizing the needle groove and the fixed rod, and a series of problems that the nerve is damaged due to too deep puncture are reduced; the arrangement of the anti-slip lines is convenient for fastening and loosening the fixed rod, so that the puncture needle is adjusted; the limiting plate is made of transparent materials, so that the puncture can be observed conveniently at any time. Has strong practicability and market popularization value.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a limiting device for preventing a puncture needle in a vertebral canal from penetrating deeply.
Background
When puncturing in a vertebral canal, a puncture needle in the vertebral canal is needed, the puncture force needs to be strictly controlled, a series of complications are easily caused by too deep puncture, and paralysis is caused to a patient by serious patients. In the traditional puncture, doctors are required to have abundant experience to ensure the accuracy of the puncture, so that uncertainty exists in the damage of the nervous system, and risks are brought to anesthesia and related operations. Therefore, a puncture limiting device capable of adjusting the length and reducing the damage of nerves is in urgent need of research.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem mentioned in the background art and providing a spinal canal inner puncture limiting device.
In order to solve the technical problem, the utility model provides a technical scheme does: a spinal canal puncture limiting device comprises a limiting plate, wherein the limiting plate is U-shaped, a needle groove is formed in the limiting plate, a fixing groove is formed in the limiting plate, the fixing groove penetrates from one side of the limiting plate to the edge of the needle groove, the needle groove is perpendicular to the fixing groove, and an internal thread is formed in the fixing groove;
the fixing device is characterized in that a fixing rod is arranged in the fixing groove, the fixing rod is far away from the end fixing part of the needle groove, the fixing rod is located at the end part of the needle groove and is provided with an anti-skidding limiting part, an external thread is arranged on the surface of the fixing rod, and the external thread is matched with the internal thread for use.
Preferably, the diameter of the rotating portion is larger than the diameter of the fixed rod.
Preferably, the surface of the rotating part is provided with anti-slip lines.
Preferably, the antiskid limiting member is made of medical rubber.
Preferably, the limiting plate is made of a transparent material.
Compared with the prior art, the utility model the advantage lie in: the structure is clear, the use is convenient, the function of adjusting the length of the front end of the puncture needle is realized by utilizing the needle groove and the fixed rod, and a series of problems that the nerve is damaged due to too deep puncture are reduced; the arrangement of the anti-slip lines is convenient for fastening and loosening the fixed rod, so that the puncture needle is adjusted; the limiting plate is made of transparent materials, so that the puncture can be observed conveniently at any time. Has strong practicability and market popularization value.
Drawings
Fig. 1 is a schematic structural diagram 1 of the present invention.
Fig. 2 is a schematic structural diagram 2 of the present invention.
Fig. 3 is a schematic structural view of the limiting plate of the present invention.
Fig. 4 is a schematic structural view of the fixing rod of the present invention.
Fig. 5 is a usage state diagram of the present invention.
As shown in the figure: 1. restriction board, 2, needle groove, 3, fixed slot, 4, internal thread, 5, dead lever, 6, rotating part, 7, anti-skidding restriction piece, 8, external screw thread, 9, anti-skidding line, 10 needle bodies.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "back" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the resulting manner or original must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or point connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
With reference to the attached drawings, the intraspinal puncture limiting device comprises a limiting plate 1, wherein the limiting plate 1 is in a horseshoe shape, a needle groove 2 is formed in the limiting plate 1, a fixing groove 3 is formed in the limiting plate 1, the fixing groove 3 penetrates from one side of the limiting plate 1 to the edge of the needle groove 2, the needle groove 2 is perpendicular to the fixing groove 3, and an internal thread 4 is formed in the fixing groove 3;
be equipped with dead lever 5 in the fixed slot 3, dead lever 5 is kept away from the end fixing of needle groove 2 is equipped with rotating part 6, dead lever 5 is located the tip of needle groove 2 is equipped with anti-skidding restriction piece 7, 5 surfaces of dead lever are equipped with external screw thread 8, external screw thread 8 matches with internal thread 4 and uses.
The rotating part 6 has a diameter larger than that of the fixing lever 5.
The surface of the rotating part 6 is provided with anti-slip threads 9.
The antiskid limiting part 7 is made of medical rubber.
The limiting plate 1 is made of transparent materials.
When the utility model is implemented, the length of the front end of the needle body 10 is adjusted according to different conditions of patients, the fixed rod is rotated afterwards, and the fixed rod is screwed tightly to abut against the needle body 10, so that the needle body 10 is fixed, and then the normal puncture operation is carried out; after the puncture is finished, the fixing rod is unscrewed, the limiting device is taken down, and subsequent operations such as anesthesia, epidural tube and the like are performed.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (5)
1. The utility model provides a puncture limiting device in canalis vertebralis, includes limiting plate, its characterized in that: the limiting plate is in a horseshoe shape, a needle groove is formed in the limiting plate, a fixing groove is formed in the limiting plate, the fixing groove penetrates from one side of the limiting plate to the edge of the needle groove, the needle groove is perpendicular to the fixing groove, and an internal thread is formed in the fixing groove;
the fixing device is characterized in that a fixing rod is arranged in the fixing groove, the fixing rod is far away from the end fixing part of the needle groove, the fixing rod is located at the end part of the needle groove and is provided with an anti-skidding limiting part, an external thread is arranged on the surface of the fixing rod, and the external thread is matched with the internal thread for use.
2. An intraspinal penetration limiting device according to claim 1, wherein: the diameter of the rotating portion is larger than the diameter of the fixed rod.
3. An intraspinal penetration limiting device according to claim 1, wherein: the surface of rotating part is equipped with anti-skidding line.
4. An intraspinal penetration limiting device according to claim 1, wherein: the anti-skid limiting piece is made of medical rubber.
5. An intraspinal penetration limiting device according to claim 1, wherein: the limiting plate is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120413821.3U CN214761382U (en) | 2021-02-25 | 2021-02-25 | Intraspinal puncture limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120413821.3U CN214761382U (en) | 2021-02-25 | 2021-02-25 | Intraspinal puncture limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214761382U true CN214761382U (en) | 2021-11-19 |
Family
ID=78754475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120413821.3U Expired - Fee Related CN214761382U (en) | 2021-02-25 | 2021-02-25 | Intraspinal puncture limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214761382U (en) |
-
2021
- 2021-02-25 CN CN202120413821.3U patent/CN214761382U/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: 20211119 |