CN213852474U

CN213852474U - Safety type indwelling needle with heparin cap free of steel needle puncture

Info

Publication number: CN213852474U
Application number: CN202021928859.6U
Authority: CN
Inventors: 王国强
Original assignee: Shanghai Puyi Medical Instruments Co ltd
Current assignee: Shanghai Puyi Medical Instruments Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-08-03
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a safety type indwelling needle with a heparin cap without steel needle puncture, which comprises a puncture needle base and a heparin cap, one end of the puncture needle base is provided with a puncture needle, one side of the puncture needle base is provided with a needle holding handle, the needle holding handle is provided with a fixing hole, the puncture needle base is provided with a fixing box, one end of the fixing box is provided with a connecting belt, the other end of the connecting belt far away from the fixing box is provided with a plurality of clamping grooves, a square snap ring is arranged inside the fixing box, a supporting column is arranged at the bottom of one end of the square snap ring, a spring is arranged inside the supporting column, both ends of the fixed box are provided with through holes, both sides of the fixed box are provided with movable holes, the bottom of the fixed box is vertically provided with a positioning column and a positioning groove, and a hose is arranged between the puncture needle base and the heparin cap and is connected with the puncture needle base and the heparin cap through the hose. The utility model discloses can effectually fix for a long time and keep somewhere the needle, avoid keeping somewhere the injury that the needle activity brought for the patient.

Description

Safety type indwelling needle with heparin cap free of steel needle puncture

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a needle is kept somewhere to safe type of steel needle puncture heparin cap is exempted from in area.

Background

An indwelling needle is a medical device used to administer fluid multiple times over a period of time. The use of the indwelling needle not only avoids the pain of the patient caused by repeated puncture, but also improves the working efficiency of medical care personnel. The indwelling needle comprises a puncture needle and a catheter, after the puncture needle is punctured into a blood vessel of a patient with the catheter, the puncture needle is pulled out of the catheter, the catheter is indwelling in the blood vessel of the patient, and continuous or intermittent infusion is carried out on the patient through the catheter.

However, the existing safety indwelling needle with the steel-needle-puncture-free heparin cap has the following problems in the using process: (1) the indwelling needle is not firmly fixed due to the fact that the indwelling needle is usually fixed by an adhesive tape; (2) the water-stopping clip is easy to slide towards the left side and the right side when in use, so that the water-stopping effect is poor. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a needle structure is kept somewhere to safe type of steel needle puncture heparin cap is exempted from in area, has solved the problem that proposes in the background art, satisfies the in-service use demand.

In order to achieve the above object, the utility model provides a following technical scheme: including puncture needle file and heparin cap, the one end of puncture needle file is provided with the pjncture needle, one side of puncture needle file is provided with holds the needle handle, it is provided with the fixed orifices on the needle handle to hold, be provided with fixed box on the puncture needle file, the one end of fixed box is provided with the connecting band, the connecting band is provided with a plurality of draw-in grooves on keeping away from the other end of fixed box, the inside of fixed box is provided with square snap ring, square snap ring's one end bottom is provided with the support column, the inside of support column is provided with the spring, the both ends of fixed box all are provided with the through-hole, the both sides of fixed box all are provided with the movable orifices, the bottom of fixed box is provided with reference column and constant head tank perpendicularly, be provided with the hose between puncture needle file and the heparin cap and pass through hose interconnect

As an embodiment of the utility model, be provided with square stagnant water clamp on the hose, the one end that square stagnant water pressed from both sides is provided with the limiting plate, the inside that square stagnant water pressed from both sides is provided with hose groove and opening, square stagnant water presss from both sides and is provided with the loose ring.

As an optimal implementation mode of the utility model, the limiting plate is located the one end that is close to the opening part, the activity ring is the cuboid structure.

As a preferred embodiment of the present invention, the connecting band is made of plastic.

As a preferred embodiment of the present invention, one end of the square snap ring is located in the movable hole, the other end of the square snap ring passes through the fixing box, and the two ends of the square snap ring are not located on the same horizontal plane.

As a preferred embodiment of the present invention, the one end of the supporting column is perpendicular to the fixing box and is fixedly connected to the fixing box.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. through fixed box and connecting band, pass fixed box with the connecting band, the inside square snap ring of fixed box can block the draw-in groove on the connecting band, and then fixed column connecting band, and the effectual long-time use that has prevented can produce not hard up phenomenon to the fixed not firm problem of needle of keeping somewhere has been solved.

2. Through square sealing-up clamp, improved traditional monolithic formula sealing-up clamp, after square sealing-up clamp was put into to the hose, can restrict the activity of living the hose through the activity ring, effectively improved the stagnant water effect to the relatively poor problem of stagnant water effect has been solved.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a structural view of the indwelling needle of the present invention;

fig. 3 is a side view of the fixing box of the present invention;

fig. 4 is the structure diagram of the square water stop clip of the present invention.

In the drawing, a puncture needle base-1, a needle holding handle-2, a fixed hole-3, a heparin cap-4, a hose-5, a puncture needle-6, a square snap ring-7, a movable hole-8, a connecting band-9, a clamping groove-10, a fixed box-11, a supporting column-12, a spring-13, a positioning groove-14, a positioning column-15, a through hole-16, a limiting plate-17, an opening-18, a square water stop clamp-19, a movable ring-20 and a hose groove-21.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a needle is kept somewhere to safe type of steel needle puncture heparin cap is exempted from in area, includes: comprises a puncture needle base 1 and a heparin cap 4, one end of the puncture needle base 1 is provided with a puncture needle 6, one side of the puncture needle base 1 is provided with a needle holding handle 2, the needle holding handle 2 is provided with a fixed hole 3, the puncture needle base 1 is provided with a fixed box 11, one end of the fixed box 11 is provided with a connecting band 9, the connecting band 9 is made of plastic material, the other end of the connecting band 9 far away from the fixed box 11 is provided with a plurality of clamping grooves 10, the inside of the fixed box 11 is provided with a square snap ring 7, the bottom of one end of the square snap ring 7 is provided with a support column 12, the inside of the support column 12 is provided with a spring 13, both ends of the fixed box 11 are provided with through holes 16, both sides of the fixed box 11 are provided with movable holes 8, one end of the square snap ring 7 is positioned in the movable hole 8, the other end of the square snap ring 7 passes through the fixed box 11, both ends of the square snap ring 7 are not on the same horizontal plane, one end of the support column 12 is vertical to the fixed box 11 and is fixedly connected with the fixed box 11, the bottom of the fixed box 11 is vertically provided with a positioning column 15 and a positioning groove 14, a hose 5 is arranged between the puncture needle base 1 and the heparin cap 4 and is connected with each other through the hose 5, and the remaining needle can be effectively fixed for a long time through the fixed box 11 and the connecting belt 9, so that the activity probability of the remaining needle is reduced.

Further improved, as shown in fig. 4: be provided with square sealing-up on the hose 5 and press from both sides 19, the one end of square sealing-up clamp 19 is provided with limiting plate 17, and the inside of square sealing-up clamp 19 is provided with hose groove 21 and opening 18, is provided with activity ring 20 on the square sealing-up clamp 19, and limiting plate 17 is located the one end of being close to opening 18 department, and activity ring 20 is the cuboid structure, through square sealing-up clamp 19 and activity ring 20, the effectual stagnant water effect that has improved.

When in use: the utility model firstly punctures the remaining needle on the body of the patient, after the puncture is finished, the remaining needle needs to be fixed, the fixing box 11 is put into the fixing hole 3 on the needle holding handle 2 and the puncture needle base 1 through the positioning column 15 and the positioning groove 14 at the bottom part respectively through the fixing box 11, and then the fixing box 11 is fixed, one end of the connecting band 9 on the fixing box 11 is inserted into the through hole 16 on the fixing box 11, the clamping groove 10 on the connecting band 9 can be clamped through the square clamping ring 7 and the supporting column 12 in the fixing box 11, and then the remaining needle is fixed, after the use is finished, the clamping state with the clamping groove 10 is changed into the separation state by pressing the square clamping ring 7 downwards, and then the connecting band 9 can be pulled out, the fixing effect of the remaining needle is effectively improved, the opening 18 and the hose groove 21 are arranged in the square water stop clamp 19 on the hose 5, during the use, at first remove the one end that is close to limiting plate 17 with activity ring 20 on the square sealing-up clamp 19, through opening 18 after that, can put into hose groove 21 with hose 5, when needs stagnant water, remove hose 5 to hose groove 21's end, remove the one end of hose 5 with activity ring 21, through activity ring 21, can effectively avoid the poor phenomenon of the stagnant water effect that square sealing-up clamp 19 leads to because of the activity of hose 5, through square sealing-up clamp 19, the phenomenon of the activity about traditional monolithic formula sealing-up clamp has been improved, the stagnant water effect has effectively been promoted.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The utility model provides a needle is kept somewhere to safe type of steel needle puncture heparin cap is exempted from in area which characterized in that: comprises a puncture needle seat (1) and a heparin cap (4), wherein one end of the puncture needle seat (1) is provided with a puncture needle (6), one side of the puncture needle seat (1) is provided with a needle holding handle (2), the needle holding handle (2) is provided with a fixed hole (3), the puncture needle seat (1) is provided with a fixed box (11), one end of the fixed box (11) is provided with a connecting belt (9), the other end of the connecting belt (9) far away from the fixed box (11) is provided with a plurality of clamping grooves (10), the fixed box (11) is internally provided with a square snap ring (7), the bottom of one end of the square snap ring (7) is provided with a support column (12), the support column (12) is internally provided with a spring (13), the two ends of the fixed box (11) are respectively provided with a through hole (16), the two sides of the fixed box (11) are respectively provided with a movable hole (8), the bottom of the fixed box (11) is vertically provided with a positioning column (15) and a positioning groove (14), and a hose (5) is arranged between the puncture needle base (1) and the heparin cap (4) and is connected with the heparin cap through the hose (5).

2. The safety type indwelling needle with the steel-needle-puncture-free heparin cap according to claim 1, is characterized in that: be provided with square sealing-up clamp (19) on hose (5), the one end of square sealing-up clamp (19) is provided with limiting plate (17), the inside of square sealing-up clamp (19) is provided with hose groove (21) and opening (18), be provided with activity ring (20) on square sealing-up clamp (19).

3. The safety type indwelling needle with the steel-needle-puncture-free heparin cap according to claim 2, is characterized in that: the limiting plate (17) is located at one end close to the opening (18), and the movable ring (20) is of a cuboid structure.

4. The safety type indwelling needle with the steel-needle-puncture-free heparin cap according to claim 1, is characterized in that: the connecting belt (9) is made of plastic.

5. The safety type indwelling needle with the steel-needle-puncture-free heparin cap according to claim 1, is characterized in that: one end of the square clamping ring (7) is located in the movable hole (8), the other end of the square clamping ring (7) penetrates through the fixed box (11), and the two ends of the square clamping ring (7) are not located on the same horizontal plane.

6. The safety type indwelling needle with the steel-needle-puncture-free heparin cap according to claim 5, is characterized in that: one end of the supporting column (12) is perpendicular to the fixed box (11) and is fixedly connected with the fixed box (11).