CN213310167U - Anesthesia puncture needle for epidural anesthesia robot - Google Patents
Anesthesia puncture needle for epidural anesthesia robot Download PDFInfo
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- CN213310167U CN213310167U CN202021565326.6U CN202021565326U CN213310167U CN 213310167 U CN213310167 U CN 213310167U CN 202021565326 U CN202021565326 U CN 202021565326U CN 213310167 U CN213310167 U CN 213310167U
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Abstract
The utility model relates to an anesthesia puncture needle for an epidural anesthesia robot, wherein the anesthesia puncture needle (2) comprises an outer needle tube (21) and a needle core (22); the outer needle tube (21) is a hollow cylindrical body with a closed front end and an open rear end, and the needle core (22) is detachably arranged in the hollow part of the outer needle tube (21) coaxially with the outer needle tube (21); the front end of the outer needle tube (21) is connected with an elastic sealing element (4) which can be opened and closed, and a needle head part (23) is arranged inside the outer needle tube (21). When the needle is not used, the needle part is positioned in the outer needle tube, and the front end of the needle part is sealed by the elastic sealing piece, so that the problems of contact pollution and the like caused by the fact that the needle part is exposed in the air can be avoided. When the puncture needle is used, the needle head part can be ejected out through the needle core for puncture, and after the puncture operation is completed, the needle head part can be placed in the outer needle tube again, so that the risk of injury to a treating person in the subsequent treatment process of the anesthetic needle can be avoided.
Description
Technical Field
The utility model relates to a medical supplies especially relates to an epidural anesthesia robot is with anesthesia pjncture needle.
Background
The anesthesia puncture needle is a medical product, and if the needle head is exposed in the air for a long time, the risk of contact pollution exists. On the other hand, the needle may be inadvertently scratched or pricked during an external use. Particularly, the needle tip part is provided with blood or germs after injection or, which brings great harm to medical care personnel. It is therefore also important how the needle is shielded after use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and solve the problem that the anesthesia puncture needle is exposed in the air after being used and has potential safety hazard.
In order to realize the purpose of the utility model, the utility model provides an anesthesia puncture needle for an epidural anesthesia robot, which comprises an outer needle tube and a needle core; the outer needle tube is a hollow cylindrical body with a closed front end and an open rear end, and the needle core is detachably arranged in the hollow part of the outer needle tube coaxially with the outer needle tube;
the front end of the outer needle tube is connected with an elastic sealing element which can be opened and closed, and a needle part is arranged in the outer needle tube.
According to an aspect of the invention, the resilient sealing member comprises a first resilient sealing portion and a second resilient portion arranged symmetrically, sealed against each other.
According to one aspect of the present invention, a needle portion is located between the needle core and the elastic sealing member in sliding connection with the outer needle tube;
the needle portion can push the elastic sealing piece to extend out of the outer needle tube.
According to the utility model discloses an aspect, syringe needle part is close to the one end of nook closing member is equipped with the slip boss, be equipped with on the outer syringe needle inner wall with the corresponding slide rail of slip boss.
According to an aspect of the utility model, the stylet with the outer needle tube is interference fit.
According to one aspect of the invention, the outer needle tube comprises a first portion and a second portion connected in series, the first portion having a diameter greater than the second portion.
The utility model discloses an epidural anesthesia is anesthesia pjncture needle for robot, when not using, syringe needle part is located the inside of outer needle tubing to the front end seals through elastic sealing spare, thereby can avoid syringe needle part to expose and take place contact pollution scheduling problem in the air. When the puncture needle is used, the needle head part can be ejected out through the needle core for puncture, and after the puncture operation is completed, the needle head part can be placed in the outer needle tube again, so that the risk of injury to a treating person in the subsequent treatment process of the anesthetic needle can be avoided.
The utility model discloses an epidural anesthesia is anesthesia pjncture needle for robot, outer needle pipe include the first portion and the second part that connect gradually, and first portion and diameter are greater than the diameter of second part. So set up can be connected when using in epidural anesthesia robot again, can make anesthesia robot add to hold or be connected with the second part, so because the diameter of first part is greater than the diameter of second part, so the first part still can play limiting displacement in the horizontal direction, further guarantees the position precision, avoids anesthesia puncture needle's position to take place the displacement in the use, ensures stability.
Drawings
Fig. 1 is a view schematically showing a configuration of an anesthesia puncture needle for an epidural anesthesia robot according to an embodiment of the present invention;
fig. 2 is a reference diagram schematically showing the usage state of the anesthesia puncture needle for the epidural anesthesia robot according to the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In describing embodiments of the present invention, the terms "longitudinal," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and other terms are used in an orientation or positional relationship shown in the associated drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, which are not repeated herein, but the present invention is not limited to the following embodiments.
Referring to fig. 1, according to one embodiment of the present invention, an anesthesia puncture needle 2 includes an outer needle tube 21 and a core 22. The outer needle tube 21 includes a first portion 211 and a second portion 212 connected in series, the first portion 211 and the second portion 212 having a larger diameter. So set up can be connected when using in epidural anesthesia robot again, can make anesthesia robot add to hold or be connected with second part 212, so because the diameter of first part 21 is greater than the diameter of second part 212, so first part 21 still can play limiting displacement in the horizontal direction, further guarantees the position precision, avoids anesthesia pjncture needle 2's position to take place the displacement in the use, ensures stability.
Referring to fig. 1 and 2, the outer needle tube 21 of the anesthetic needle 2 of the present invention is a hollow cylinder with a closed front end and an open rear end, the needle core 2 is detachably disposed in a hollow portion of the outer needle tube 21 coaxially with the outer needle tube 21, and the needle core 22 is in interference fit with the outer needle tube 21. The needle core 22 is arranged to be matched with the outer needle tube 21, the inner part of the outer needle tube 21 can be sealed through the needle core 22, and therefore air can be prevented from entering in the puncture process.
The utility model discloses an outer needle tubing 21 front end is connected with the elastic sealing element 4 that can open and shut and seals the outer needle tubing 21 front end, according to the utility model discloses an embodiment, elastic sealing element 4 sets up, sealed first elastic sealing part 41 and the second elastic part 42 that supports including the symmetry and lean on. In a natural state, the first elastic sealing portion 41 and the second elastic portion 42 are in contact with each other, and are sealed by elasticity. When the anesthesia puncture needle 2 is used, the needle head portion 23 of the anesthesia puncture needle 2 can be pushed open against the first elastic portion 41 and the second elastic portion 42. The first elastic sealing portion 41 and the second elastic sealing portion 42 may be made of a highly elastic rubber material.
Specifically, the needle portion 23 is disposed inside the outer tube 21, and slidably connected to the outer tube 21. The needle part 23 is located between the needle core 22 and the elastic sealing member 4, and the needle part 23 can push the elastic sealing member 4 to extend out of the outer needle tube 21. According to an embodiment of the present invention, a sliding boss is provided at the end of the needle head portion 23 close to the needle core 22, and a sliding rail 21a corresponding to the sliding boss is provided on the inner wall of the outer needle tube 21. Thereby achieving a sliding connection of the needle part 23 with the outer needle cannula 21.
The utility model discloses an anesthesia pjncture needle 2, when not using, as shown in fig. 1, needle portion 23 is located the inside of outer needle tubing 21 to the front end seals through elastic sealing element 4, thereby can avoid needle portion 23 to expose and take place contact pollution scheduling problem in the air. When the anesthetic needle is used for puncture, the needle head part 23 can be ejected out through the needle core 22, as shown in fig. 2, the puncture is performed, and after the puncture operation is completed, the needle head part 23 can be placed inside the outer needle tube 21 again, so that the risk of injury to a treating person in the subsequent treatment process of the anesthetic needle can be avoided.
The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An anesthesia puncture needle for an epidural anesthesia robot is characterized in that the anesthesia puncture needle (2) comprises an outer needle tube (21) and a needle core (22); the outer needle tube (21) is a hollow cylindrical body with a closed front end and an open rear end, and the needle core (22) is detachably arranged in the hollow part of the outer needle tube (21) coaxially with the outer needle tube (21);
the front end of the outer needle tube (21) is connected with an elastic sealing element (4) which can be opened and closed, and a needle head part (23) is arranged inside the outer needle tube (21).
2. Anesthesia puncture needle for an epidural anesthesia robot according to claim 1, characterized in that said elastic sealing (4) comprises a first elastic sealing part (41) and a second elastic part (42) which are symmetrically arranged, sealing against.
3. An anesthesia puncture needle for an epidural anesthesia robot according to claim 1 or 2, characterized in that a needle part (23) is located between the needle core (22) and the elastic sealing member (4) in sliding connection with the outer needle tube (21);
the needle head part (23) can push the elastic sealing piece (4) to extend out of the outer needle tube (21).
4. The anesthesia puncture needle for an epidural anesthesia robot according to claim 3, wherein a sliding boss is provided at one end of the needle part (23) close to the needle core (22), and a sliding rail (21a) corresponding to the sliding boss is provided on the inner wall of the outer needle tube (21).
5. The anesthesia puncture needle for an epidural anesthesia robot according to claim 1, wherein the needle core (22) and the outer needle tube (21) are in interference fit.
6. The anesthesia puncture needle for an epidural anesthesia robot according to claim 1, wherein the outer needle tube (21) comprises a first part (211) and a second part (212) connected in series, the first part (211) having a diameter larger than that of the second part (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021565326.6U CN213310167U (en) | 2020-07-31 | 2020-07-31 | Anesthesia puncture needle for epidural anesthesia robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021565326.6U CN213310167U (en) | 2020-07-31 | 2020-07-31 | Anesthesia puncture needle for epidural anesthesia robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213310167U true CN213310167U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021565326.6U Active CN213310167U (en) | 2020-07-31 | 2020-07-31 | Anesthesia puncture needle for epidural anesthesia robot |
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| CN (1) | CN213310167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118986309A (en) * | 2024-10-25 | 2024-11-22 | 大连澳华医用高分子器材有限公司 | Anti-drop arterial puncture needle |
-
2020
- 2020-07-31 CN CN202021565326.6U patent/CN213310167U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118986309A (en) * | 2024-10-25 | 2024-11-22 | 大连澳华医用高分子器材有限公司 | Anti-drop arterial puncture needle |
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