CN218684396U

CN218684396U - Safety blood taking needle

Info

Publication number: CN218684396U
Application number: CN202222453261.1U
Authority: CN
Inventors: 杜红娥
Original assignee: Honghu People's Hospital
Current assignee: Honghu People's Hospital
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-24
Anticipated expiration: 2032-09-16

Abstract

The utility model relates to a safe type blood taking needle, including lag, syringe needle and feed pipe, first unable adjustment base and second unable adjustment base are installed in the outside of lag, the internal connection of lag has the mount pad, the outside of mount pad is provided with the elastic webbing, the outside of syringe needle is provided with connecting seat, needle handle and movable block, the inboard of lag is provided with the protecting film, the spacing groove has been seted up to the inboard of lag. This safe type blood taking needle, through transversely promoting the needle handle, release the constant head tank, push forward afterwards and prick the protecting film thereupon, after removing relative position, break needle handle card off with the fingers and thumb and go into the use groove, it is fixed to make its syringe needle accomplish, so that the realization uses the patient, utilize first unable adjustment base and second unable adjustment base and skin to laminate in the use, accomplish relatively fixed, and then normal use, after the blood sampling is accomplished, transversely break the needle handle off with the fingers and thumb, the elastic webbing kick-backs, it contracts to drive the syringe needle, with syringe needle shrink and lag inside.

Description

Safety blood taking needle

Technical Field

The utility model relates to a blood taking needle technical field specifically is a safe type blood taking needle.

Background

Needle stick injuries are one of the serious occupational risk factors facing medical workers today. Can cause the spread of blood-borne diseases, threatens the life health and occupational safety of medical staff, brings great psychomental stress to exponents, and also brings heavy economic burden to medical health institutions and the exponents.

Chinese patent CN 209848010U, an anti-puncture transfusion needle, after the needle head is pulled out from the patient, the limiting block is pulled out from the rubber ring, and the sliding groove on the protective tube is utilized to slide the needle holding part into the sliding groove, so that the needle holding part is limited between the first protrusion and the second protrusion, thereby realizing the retraction of the needle head into the protective tube, thereby completing the protection of the needle head, preventing the needle head from puncturing medical personnel in the treatment process, but the device is in the clinical use process, the needle head can not be automatically rebounded after being pulled out, the needle head is exposed outside at will, there is the risk of puncturing the operator, and the operation can not be conveniently realized with one hand, the work efficiency is reduced, the protection effect is poor, and the whole use is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a safe type blood taking needle possesses the syringe needle and returns automatically, and one-hand operation is convenient and be difficult for stabbing advantages such as operating personnel, has solved clinical use in-process, can't realize automatic resilience after pulling out the syringe needle, and the syringe needle is exposed outside anyhow, has the risk of stabbing operating personnel, and the problem of unable convenient realization one-hand operation.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safe type blood taking needle, includes lag, syringe needle and feed pipe, first unable adjustment base and second unable adjustment base are installed in the outside of lag, the internal connection of lag has the mount pad, the outside of mount pad is provided with the elastic webbing, the outside of syringe needle is provided with connecting seat, needle handle and movable block, the inboard of lag is provided with the protecting film, the spacing groove has been seted up to the inboard of lag.

Furthermore, a sliding groove is formed in the inner side of the protecting sleeve, and the moving block is connected with the protecting sleeve in a sliding mode through the sliding groove.

Furthermore, the outer side of the needle handle is fixedly connected with a holding plate, the number of the second fixing bases is two, and the number of the second fixing bases in each group is two.

Furthermore, one side of the elastic band far away from the installation seat is fixedly connected with the connecting seat, and the outer sides of the first fixing base and the second fixing base are fixedly connected with the pasting plate.

Furthermore, the limiting groove is a U-shaped transverse long groove, the needle handle is connected with the U-shaped transverse long groove in a sliding mode, and the limiting groove is composed of a positioning groove and a using groove.

Further, the bottom fixedly connected with adapter of syringe needle, the syringe needle passes through adapter and the movable joint of feed pipe.

(III) advantageous effects

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this safe type blood taking needle, through transversely promoting the needle handle, release the constant head tank, push forward afterwards and prick the protecting film thereupon, after moving relative position, break needle handle card into and use the groove with the fingers and thumb, it is fixed to make its syringe needle accomplish, so that the realization is used the patient, utilize first unable adjustment base and second unable adjustment base and skin to laminate in the use, accomplish relatively fixed, and then normal use, after the blood sampling is accomplished, transversely break the needle handle with the fingers and thumb, the elastic webbing kick-backs, it contracts to drive the syringe needle, inside syringe needle shrink and lag, break the lag with the fingers and thumb upwards, make it break away from with skin, the singlehanded needle recovery task of pulling out that can be accomplished, also can avoid pricking nursing staff, and high use efficiency, excellent in use effect.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a sectional view of the structure of the present invention.

In the figure: the device comprises a protective sleeve 1, a first fixing base 2, a second fixing base 3, a mounting seat 4, an elastic band 5, a connecting seat 6, a needle head 7, a needle handle 8, a moving block 9, a liquid supply pipe 10, a protective film 11, a limiting groove 12, a positioning groove 101 and a use groove 102.

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.

Please refer to fig. 1-2, the safety blood taking needle in this embodiment includes a protecting cover 1, a needle 7 and a liquid supply tube 10, a first fixing base 2 and a second fixing base 3 are fixedly mounted on an outer side of the protecting cover 1, an inner fixing connecting base 4 of the protecting cover 1 is fixedly connected with an installation base 4, an outer side fixing connecting elastic band 5 of the installation base 4 is fixedly connected with an outer side of the needle 7, a connecting base 6, a needle handle 8 and a moving block 9 are fixedly mounted on an outer side of the needle 7, an inner side fixing connecting protecting film 11 of the protecting cover 1 is fixedly connected with an inner side of the protecting cover 1, a limiting groove 12 is formed on an inner side of the protecting cover 1, and the limiting groove 12 is composed of a positioning groove 101 and a using groove 102.

Wherein, the sliding tray has been seted up to lag 1's inboard, movable block 9 passes through sliding tray and lag 1 sliding connection, the board is gripped to the outside fixedly connected with of needle handle 8, the quantity of second unable adjustment base 3 is two sets of, the quantity of every group second unable adjustment base 3 is two, one side and connecting seat 6 fixed connection that mount pad 4 was kept away from to elastic webbing 5, the board is pasted to the equal fixedly connected with in outside of first unable adjustment base 2 and second unable adjustment base 3, spacing groove 12 is the horizontal long groove of U-shaped, and needle handle 8 is at the horizontal long inslot sliding connection of U-shaped, the bottom fixedly connected with adapter of syringe needle 7, syringe needle 7 passes through adapter and liquid feed pipe 10 activity joint, lag 1's inside fixedly connected with stopper, and the inside of stopper has seted up the removal hole, syringe needle 7 is through removing hole and stopper sliding connection, the tip separation can be realized to protective film 11, improve overall safety performance, and realize corresponding the separation before using, make its whole isolated environment more reasonable.

In addition, the protecting sleeve 1 protects the internal structure, the use safety is ensured, when the operation is required, the needle handle 8 is pushed to be pushed out from the positioning groove 101 in the limiting groove 12 and pushed forward, the elastic band 5 of the needle handle is extended, the needle head 7 moves forward, the protecting film 11 is punctured, the needle handle 8 moves to the relative position and is clamped into the using groove 102, the whole body 7 is fixed relatively, the actual operation is facilitated, when the protecting sleeve is used, the first fixing base 2 and the second fixing base 3 are attached to the skin of a patient, the whole fixing is achieved, the normal operation of blood collection is guaranteed, the moving block 9 slides inside the protecting sleeve 1, the needle head 7 is guaranteed to be stable and reliable in the using process and cannot generate relative displacement, the actual operation in the using process is guaranteed, after the blood collection is completed, the needle handle 8 is pushed transversely to be withdrawn from the using groove 102, the elastic band 5 rebounds to drive the needle head 7 to retract, the needle point is collected into the protecting sleeve 1, the necessary protecting sleeve is obtained, the operator is prevented from being irradiated into the operator, the unnecessary infection of the installing seat 4 and the connecting seat 6, the elastic band 5 is matched with each other, the medicine, the whole conveying structure is convenient to realize the normal operation, the whole body conveying effect is guaranteed, the convenient to be operated, the perfusion tube, and the normal operation, the normal operation is guaranteed, the normal operation, the perfusion tube can be conveniently, and the perfusion tube can be realized, and the normal operation, and the perfusion tube can be realized, the normal operation can be realized, and the normal operation effect of the perfusion tube can be realized.

The working principle of the embodiment is as follows:

(1) Transversely promote needle handle 8, release constant head tank 101, push forward afterwards and prick protective film 11 thereupon, after moving relative position, break needle handle 8 card off with the fingers and thumb and go into to use the groove 102, make its syringe needle 7 accomplish fixedly, so that realize using the patient, utilize first unable adjustment base 2 and second unable adjustment base 3 and skin to laminate in the use, accomplish relatively fixed, and then normal use, after the blood sampling is accomplished, transversely break needle handle 8 off with the fingers and thumb, elastic webbing 5 kick-backs, drive syringe needle 7 and retract, with syringe needle 7 shrink and lag 1 inside, upwards break lag 1 off with the fingers and thumb, make it break away from with skin, the single hand can be accomplished and pull out the needle recovery task, also can avoid pricking nursing staff, and the availability factor is high, excellent in use effect.

(2) The device can accomplish automatic resilience after pulling off syringe needle 7 in clinical use, and syringe needle 7 contracts back, avoids stabbing operating personnel, and convenient realization one-hand operation has improved work efficiency, and the protecting effect is good, the large tracts of land of being convenient for is used.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a safe type blood taking needle, includes lag (1), syringe needle (7) and feed tube (10), its characterized in that: first unable adjustment base (2) and second unable adjustment base (3) are installed in the outside of lag (1), the internal connection of lag (1) has mount pad (4), the outside of mount pad (4) is provided with elastic webbing (5), the outside of syringe needle (7) is provided with connecting seat (6), needle handle (8) and movable block (9), the inboard of lag (1) is provided with protecting film (11), spacing groove (12) have been seted up to the inboard of lag (1).

2. A safety lancet according to claim 1, characterised in that: the inner side of the protective sleeve (1) is provided with a sliding groove, and the moving block (9) is connected with the protective sleeve (1) in a sliding mode through the sliding groove.

3. A safety lancet according to claim 1, characterised in that: the outer side of the needle handle (8) is fixedly connected with a holding plate, the number of the second fixing bases (3) is two, and the number of the second fixing bases (3) in each group is two.

4. A safety lancet according to claim 1, characterised in that: one side of the elastic band (5) far away from the mounting seat (4) is fixedly connected with the connecting seat (6), and the outer sides of the first fixing base (2) and the second fixing base (3) are fixedly connected with the pasting plate.

5. A safety lancet according to claim 1, in which: the limiting groove (12) is a U-shaped transverse long groove, the needle handle (8) is connected in the U-shaped transverse long groove in a sliding mode, and the limiting groove (12) is composed of a positioning groove (101) and a using groove (102).

6. A safety lancet according to claim 1, in which: the bottom fixedly connected with adapter of syringe needle (7), syringe needle (7) are through adapter and feed pipe (10) activity joint.