CN209951272U - Device for preventing puncture wound of blood taking needle - Google Patents
Device for preventing puncture wound of blood taking needle Download PDFInfo
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- CN209951272U CN209951272U CN201920112640.XU CN201920112640U CN209951272U CN 209951272 U CN209951272 U CN 209951272U CN 201920112640 U CN201920112640 U CN 201920112640U CN 209951272 U CN209951272 U CN 209951272U
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- needle
- connecting piece
- blood taking
- joint
- wall
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Abstract
The utility model belongs to the technical field of the mechanical skill and specifically relates to a device is prevented stabbing by blood taking needle, including the blood sampling protective cap, the top of blood sampling protective cap is provided with the connecting piece, and the top of connecting piece is provided with the joint, and the top of joint is connected with the transfer line, and the connecting piece is circular groove-shaped structure, and the inside of connecting piece is provided with the inserting groove, and the inner wall of inserting groove is provided with the elastic ring, and the round spread groove has been seted up to the outer wall of connecting piece, and the top of connecting piece is provided with the connecting pipe, and the top outer wall of connecting pipe is provided. The utility model discloses simple structure, convenient to use can guarantee the safety of blood sampling through the blood sampling protective cap that wherein sets up for the nurse is difficult for pricking the hand, can conveniently infuse and the transform of blood sampling through the joint that wherein sets up, need not prick the needle again, reduces the patient and passes through, brings very big convenience for the patient.
Description
Technical Field
The utility model relates to the technical field of machinery, specifically a device is hindered to blood taking needle puncture prevention.
Background
When a clinical blood taking needle is used for taking blood, the head end of the blood taking needle is easy to prick a hand of a nurse when the head end is too hard, the hand of the nurse is pricked due to the fact that the condition that the hand of the nurse is pricked due to the fact that the blood taking needle is not butted well in work is more, therefore, the blood taking needle is protected through a silica gel protective sleeve, the head is relatively sharp, the probability of pricking the hand is still relatively large, in addition, the blood taking needle is single in function, the needle needs to be pricked again when the scalp needle is used for transfusion, great inconvenience is brought to a patient, and therefore the device for.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device is hindered to blood taking needle puncture prevention to appear not butting the more and need prick the needle scheduling problem again when carrying out scalp needle infusion of the condition that the blood taking needle leads to pricking nurse's hand in the work that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a device for preventing puncture injury of a blood taking needle comprises a blood taking protective cap, wherein a connecting piece is arranged at the top of the blood taking protective cap, a joint is arranged at the top of the connecting piece, and the top end of the joint is connected with a liquid conveying pipe;
the connecting piece is of a circular groove-shaped structure, an inserting groove is formed in the connecting piece, an elastic ring is arranged on the inner wall of the inserting groove, a circle of connecting groove is formed in the outer wall of the connecting piece, and a connecting pipe is arranged at the top of the connecting piece;
the outer wall of the top end of the connecting pipe is provided with an external thread, the joint is of a cylindrical structure with a threaded opening at the bottom end, a blood taking needle is arranged inside the blood taking protective cap, a fixed pipe is arranged at one end, close to the insertion groove, of the blood taking needle, and the fixed pipe is in insertion fit with the insertion groove;
the top of the blood sampling protective cap is provided with a sealing opening close to the connecting piece, and the inner side of the sealing opening is provided with a sealing ring.
Preferably, one end of the infusion tube, which is far away from the joint, is provided with an infusion needle.
Preferably, the bottom end of the connecting pipe penetrates through the top of the connecting piece and is communicated with the inserting groove.
Preferably, the outer wall of the sealing ring is tightly bonded with the inner wall of the sealing opening.
Preferably, the sealing ring is matched with the connecting groove in a clamping mode.
Preferably, one end of the fixing tube is closely adhered to the lancet.
Preferably, the bottom end of the joint is in threaded connection with the top end of the connecting pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, convenient to use can guarantee the safety of blood sampling through the blood sampling protective cap that wherein sets up for the nurse is difficult for pricking the hand, can conveniently infuse and the transform of blood sampling through the joint that wherein sets up, need not prick the needle again, reduces the patient and passes through, brings very big convenience for the patient, the utility model discloses have very big practical value, facilitate promotion.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a perspective view of the connecting member of the present invention;
FIG. 4 is an exploded view of the connector, connector and blood sampling protective cap of the present invention;
fig. 5 is a three-dimensional structure diagram of the blood sampling protective cap of the present invention.
In the figure: 1. a blood collection protective cap; 11. sealing the opening; 12. a seal ring; 13. a blood collection needle; 131. a fixed tube; 2. a connecting member; 21. inserting grooves; 211. an elastic ring; 22. connecting grooves; 23. a connecting pipe; 3. a joint; 4. a transfusion tube; 41. an infusion needle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
a device for preventing a blood taking needle from being punctured by a needle comprises a blood taking protective cap 1, a connecting piece 2 is arranged at the top of the blood taking protective cap 1, a connector 3 is arranged at the top of the connecting piece 2, a transfusion tube 4 is connected to the top end of the connector 3, and a transfusion needle 41 is arranged at one end, far away from the connector 3, of the transfusion tube 4.
As shown in fig. 3, the connecting member 2 is a circular groove-shaped structure, the inside of the connecting member 2 is provided with an insertion groove 21, the inner wall of the insertion groove 21 is provided with an elastic ring 211, the outer wall of the connecting member 2 is provided with a circle of connecting groove 22, the top of the connecting member 2 is provided with a connecting pipe 23, the bottom end of the connecting pipe 23 penetrates through the top of the connecting member 2 and is communicated with the insertion groove 21, and the bottom end of the joint 3 is in threaded connection with the top end of.
As shown in fig. 4, an external thread is provided on an outer wall of a top end of the connection tube 23, the connector 3 is a cylindrical structure with a threaded opening at a bottom end, the blood collection needle 13 is provided inside the blood collection protection cap 1, a fixing tube 131 is provided at one end of the blood collection needle 13 close to the insertion groove 21, the fixing tube 131 is in insertion fit with the insertion groove 21, and one end of the fixing tube 131 is tightly adhered to the blood collection needle 13.
In this embodiment, the elastic ring 211 is made of rubber, and the rubber has good elasticity, so that the fixing tube 131 can be tightly fixed in the insertion groove 21.
Specifically, blood sampling protective cap 1 adopts the silica gel material to make, and the silica gel material is soft, can prick nurse's hand when avoiding the blood sampling with the fine protection of inside blood sampling needle 13.
As shown in fig. 5, a sealing opening 11 is formed at the top of the blood collection protective cap 1 near the connecting part 2, a sealing ring 12 is arranged at the inner side of the sealing opening 11, the outer wall of the sealing ring 12 is tightly adhered to the inner wall of the sealing opening 11, and the sealing ring 12 is in clamping fit with the connecting groove 22.
In addition, the sealing ring 12 is made of polyurethane foam, has a soft structure and a good sealing effect, can clamp the connecting piece 2 on the top of the blood sampling protective cap 1, and is convenient to detach and mount.
The device is hindered to blood taking needle puncture prevention of this embodiment is when using, at first prick the needle infusion to the patient with infusion syringe needle 41 on transfer line 4, unscrew joint 3, external transfer line can, when needs take a blood sample, connect joint 3 on the connecting pipe 23 at connecting piece 2 top, blood taking is carried out through the blood taking needle 13 of connecting pipe 23 bottom connection, inhale blood in the external test tube of blood taking needle 13, the blood sampling in-process, including blood taking protective cap 1 can completely cut off blood taking needle 13, thereby stab the hand when avoiding nurse's operation, the security when increasing the blood sampling, the blood sampling is ended, pull down connecting pipe 23, can separate blood taking needle 13, it is fairly convenient to use.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a device is hindered to blood taking needle puncture prevention, includes blood taking protective cap (1), its characterized in that: the top of the blood sampling protective cap (1) is provided with a connecting piece (2), the top of the connecting piece (2) is provided with a joint (3), and the top end of the joint (3) is connected with a transfusion tube (4);
the connecting piece (2) is of a circular groove-shaped structure, an inserting groove (21) is formed in the connecting piece (2), an elastic ring (211) is arranged on the inner wall of the inserting groove (21), a circle of connecting groove (22) is formed in the outer wall of the connecting piece (2), and a connecting pipe (23) is arranged at the top of the connecting piece (2);
the outer wall of the top end of the connecting pipe (23) is provided with an external thread, the joint (3) is of a cylindrical structure with a threaded opening at the bottom end, a blood taking needle (13) is arranged inside the blood taking protective cap (1), one end, close to the insertion groove (21), of the blood taking needle (13) is provided with a fixed pipe (131), and the fixed pipe (131) is in insertion fit with the insertion groove (21);
the top of the blood sampling protective cap (1) is provided with a sealing opening (11) close to the connecting piece (2), and the inner side of the sealing opening (11) is provided with a sealing ring (12).
2. The lancet anti-needle-stick device according to claim 1, wherein: and an infusion needle (41) is arranged at one end of the infusion tube (4) far away from the joint (3).
3. The lancet anti-needle-stick device according to claim 1, wherein: the bottom end of the connecting pipe (23) penetrates through the top of the connecting piece (2) and is communicated with the insertion groove (21).
4. The lancet anti-needle-stick device according to claim 1, wherein: the outer wall of the sealing ring (12) is tightly bonded with the inner wall of the sealing opening (11).
5. The lancet anti-needle-stick device according to claim 1, wherein: and the sealing ring (12) is in clamping fit with the connecting groove (22).
6. The lancet anti-needle-stick device according to claim 1, wherein: one end of the fixed tube (131) is tightly adhered with the blood taking needle (13).
7. The lancet anti-needle-stick device according to claim 1, wherein: the bottom end of the joint (3) is in threaded connection with the top end of the connecting pipe (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920112640.XU CN209951272U (en) | 2019-01-23 | 2019-01-23 | Device for preventing puncture wound of blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920112640.XU CN209951272U (en) | 2019-01-23 | 2019-01-23 | Device for preventing puncture wound of blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209951272U true CN209951272U (en) | 2020-01-17 |
Family
ID=69237391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920112640.XU Active CN209951272U (en) | 2019-01-23 | 2019-01-23 | Device for preventing puncture wound of blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209951272U (en) |
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2019
- 2019-01-23 CN CN201920112640.XU patent/CN209951272U/en active Active
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