CN215017496U

CN215017496U - Clinical examination blood collection system

Info

Publication number: CN215017496U
Application number: CN202120187480.2U
Authority: CN
Inventors: 张海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-12-07
Anticipated expiration: 2031-01-21

Abstract

The utility model belongs to the technical field of blood collection, in particular to a clinical examination blood collection device, which comprises a measuring cylinder, wherein the inner side of the measuring cylinder is rotationally connected with an inner tube through a bearing, the bottom end of the inner tube is communicated with a needle head, and the outer side of the inner tube is fixedly connected with a volute spiral spring; the operating personnel inserts the syringe needle in await measuring personnel's blood vessel, upwards pulling handle, handle rebound drives the pull rod rebound, pull rod rebound drives the slide bar and follows the spacing inslot roll-off of pull rod, the slide bar drives installation piece extrusion thrust spring from the spacing inslot roll-off of pull rod, prevent through the fixture block that sets up that the slide bar from deviating from in the base, prevent that the in-process of pull rod rebound from taking place crooked through the stopper that sets up, pull rod rebound extracts await measuring personnel's blood to the inner tube in, when the handle receives external force extrusion, the slide bar card is at the spacing inslot of pull rod, can prevent effectively that intraductal blood from flowing from the syringe needle, pollute the medical environment of surrounding.

Description

Clinical examination blood collection system

Technical Field

The utility model belongs to the technical field of blood collection, concretely relates to clinical examination blood collection system.

Background

When clinical blood test to the staff that awaits measuring takes a blood sample, because traditional cylinder piston lacks fixed function for blood sample in the cylinder overflows in following the syringe needle easily, thereby pollutes the medical care environment of periphery, and blood takes out the back and need carry out the centrifugation to the blood sample, thereby the convenience is to the collection of serum, but centrifuge's is with high costs, and medical cost is too high.

The prior art has the following problems:

1. when a person to be tested is clinically subjected to blood drawing detection, the traditional syringe piston lacks a fixing function, so that a blood sample in the syringe easily overflows from the needle head, and the surrounding medical environment is polluted;

2. blood samples need to be centrifuged after being extracted, so that serum can be conveniently collected, but the cost of the centrifuge is high, and the medical cost is too high.

In order to solve the above problems, a clinical examination blood collection device is provided in the present application.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a clinical examination blood collection system has and can effectively prevent that the blood sample from spilling over, and the convenient characteristics that carry out centrifugal treatment to blood.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a clinical examination blood collection system, includes the graduated flask, the graduated flask inboard is rotated through the bearing and is connected with the inner tube, inner tube bottom intercommunication has the syringe needle, inner tube outside fixedly connected with volute spiral spring, the volute spiral spring other end with graduated flask fixed connection, inner tube outside fixedly connected with haulage rope, haulage rope other end fixedly connected with pull ring, the inboard sliding connection of inner tube bottom face has the piston, piston top fixedly connected with stopper, stopper top fixedly connected with pull rod, pull rod top fixedly connected with handle, graduated flask top fixedly connected with base, base left end sliding connection has the fixture block, fixture block one end fixedly connected with slide bar, slide bar outside sliding connection has thrust spring, slide bar outside fixedly connected with installation piece.

As the utility model relates to a clinical examination blood collection system is preferred, the jack has been seted up to graduated flask bottom end face inboard, the jack of graduated flask inboard with syringe needle sliding connection.

As the utility model relates to a clinical examination blood collection system is preferred, graduated flask right-hand member face inboard is opened and is equipped with the traction hole, the traction hole inboard of graduated flask with haulage rope sliding connection.

As the utility model relates to a clinical examination blood collection system is preferred, the quantity of base is two, two the base is bilateral symmetry and sets up the graduated flask top.

As the utility model relates to a clinical examination blood collection system is preferred, the slide opening has been seted up to the base inboard, the slide opening inboard of base with slide bar sliding connection, the slide bar is square strip setting, the slide bar is close to pull rod one end is the slope form setting.

As the utility model relates to a clinical examination blood collection system is preferred, thrust spring one end with base fixed connection, the thrust spring other end with installation piece fixed connection.

As the utility model relates to a clinical examination blood collection system is preferred, the spacing groove has been seted up in the pull rod outside, the quantity of the spacing groove of pull rod is nine, is located the top the spacing inslot side of pull rod with slide bar sliding connection.

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

1. the operating personnel inserts the syringe needle in await measuring personnel's blood vessel, upwards pulling handle, handle rebound drives the pull rod rebound, pull rod rebound drives the slide bar and follows the spacing inslot roll-off of pull rod, the slide bar drives installation piece extrusion thrust spring from the spacing inslot roll-off of pull rod, prevent through the fixture block that sets up that the slide bar from deviating from in the base, prevent that the in-process of pull rod rebound from taking place crooked through the stopper that sets up, pull rod rebound extracts await measuring personnel's blood to the inner tube in, when the handle receives external force extrusion, the slide bar card is at the spacing inslot of pull rod, can prevent effectively that intraductal blood from flowing from the syringe needle, pollute the medical environment of surrounding.

2. Stimulate the pull ring right, the pull ring moves right and drives the haulage rope and take out from the graduated flask in, and the haulage rope drives the inner tube and rotates, and the inner tube rotates and drives volute spiral spring shrink, loosens the pull ring, drives the inner tube rotation under volute spiral spring's spring action, conveniently carries out the centrifugation operation to the blood sample immediately after having taken out blood to the convenient collection operation to serum.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a traction rope mounting structure in the present invention;

FIG. 3 is a schematic view of the mounting structure of the volute spiral spring of the present invention;

FIG. 4 is a schematic view of a slide bar mounting structure according to the present invention;

in the figure: 1. a measuring cylinder; 2. an inner tube; 3. a needle head; 4. a volute spiral spring; 5. a hauling rope; 6. a pull ring; 7. a piston; 8. a limiting block; 9. a pull rod; 10. a handle; 11. a base; 12. a clamping block; 13. a slide bar; 14. a thrust spring; 15. and (7) installing the block.

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.

Example 1

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a clinical examination blood collection system, including graduated

flask

1, 1 inboard of graduated flask is connected with inner tube 2 through the bearing rotation, 2 bottom intercommunications of inner tube have

syringe needle

3, 2 outside fixedly connected with volute spiral spring 4 of inner tube, the volute spiral spring 4 other end and 1 fixed connection of graduated flask, 2 outside fixedly connected with haulage rope 5 of inner tube, 5 other end fixedly connected with pull ring 6 of haulage rope, 2 inboard sliding connection in bottom of inner tube face has

piston

7, 7 top fixedly connected with stopper 8 of piston, 8 top fixedly connected with pull rod 9 of stopper, 9 top fixedly connected with handles 10 of pull rod, 1 top fixedly connected with base 11 of graduated flask, 11 left end sliding connection in base has

fixture block

12, 12 one end fixedly connected with slide bar 13 of fixture block, 13 outside sliding connection in slide bar has

thrust spring

14, 13 outside fixedly connected with installation piece 15 of slide bar.

In this embodiment: after operating personnel extracted the blood sample, when handle 10 received the external force extrusion, slide bar 13 card is in the spacing groove of pull rod 9, can prevent effectively that the blood in inner tube 2 from flowing from syringe needle 3, pollute the medical environment of periphery, stimulate pull ring 6 right, pull ring 6 moves right and drives haulage rope 5 and take out from graduated flask 1, haulage rope 5 drives inner tube 2 and rotates, inner tube 2 rotates and drives volute spiral spring 4 shrink, loosen pull ring 6, drive inner tube 2 and rotate under volute spiral spring 4's spring action, the convenience is carrying out the centrifugation operation to the blood sample immediately after having taken out the blood, thereby the collection operation to serum is convenient.

In an alternative embodiment, the inner side of the bottom end surface of the measuring cylinder 1 is provided with a jack, and the inner side of the jack of the measuring cylinder 1 is slidably connected with the needle 3.

In this embodiment: through this design, make things convenient for syringe needle 3 at 1 internal rotations of graduated flask, the scale of graduated flask 1 uses the volume of inner tube 2 as the benchmark mark, conveniently grasps the extraction to the blood sample.

In an alternative embodiment, a drawing hole is formed in the inner side of the right end face of the measuring cylinder 1, and the inner side of the drawing hole of the measuring cylinder 1 is connected with a drawing rope 5 in a sliding mode.

In this embodiment: through this design, conveniently take out haulage rope 5 from graduated flask 1 in to the convenient centrifugal operation to the blood sample.

In an alternative embodiment, the number of the bases 11 is two, and the two bases 11 are arranged at the top end of the measuring cylinder 1 in a left-right symmetrical manner.

In this embodiment: through this design, conveniently carry out the symmetry fixed through slide bar 13 with the position of pull rod 9.

In an alternative embodiment, a sliding hole is formed in the inner side of the base 11, the inner side of the sliding hole of the base 11 is slidably connected with a sliding rod 13, the sliding rod 13 is arranged in a square strip shape, and one end of the sliding rod 13, which is close to the pull rod 9, is arranged in an inclined shape.

In this embodiment: through this design, make things convenient for slide bar 13 to insert inside pull rod 9, and make pull rod 9 can only unidirectional motion under the condition of not manually moving slide bar 13.

In an alternative embodiment, one end of the thrust spring 14 is fixedly connected to the base 11, and the other end of the thrust spring 14 is fixedly connected to the mounting block 15.

In this embodiment: through this design, the position of pull rod 9 is conveniently fixed repeatedly by the thrust of thrust spring 14 according to the volume of drawing blood sample.

In an optional embodiment, the outer side of the pull rod 9 is provided with nine limiting grooves, and the inner side of the limiting groove of the pull rod 9 located above is connected with the slide rod 13 in a sliding manner.

In this embodiment: the slide rod 13 is convenient to insert into the limiting groove of the pull rod 9, and the pull rod 9 can only move in a single direction under the condition that the slide rod 13 is not manually moved, so that blood samples are prevented from flowing out of the needle head 3 and polluting the surrounding medical environment.

The utility model discloses a theory of operation and use flow: when the device is used, an operator inserts a needle 3 into a blood vessel of a person to be tested, pulls the handle 10 upwards, the handle 10 moves upwards to drive the pull rod 9 to move upwards, the pull rod 9 moves upwards to drive the slide rod 13 to slide out of a limiting groove of the pull rod 9, the slide rod 13 slides out of the limiting groove of the pull rod 9 to drive the mounting block 15 to extrude the thrust spring 14, the slide rod 13 is prevented from being separated from the base 11 through the arranged clamping block 12, the pull rod 9 is prevented from being inclined in the upward moving process through the arranged limiting block 8, the pull rod 9 moves upwards to extract blood of the person to be tested into the inner tube 2, when the handle 10 is extruded by external force, the slide rod 13 is clamped in the limiting groove of the pull rod 9, the blood in the inner tube 2 can be effectively prevented from flowing out of the needle 3 to pollute the surrounding medical environment, the pull ring 6 is pulled rightwards, the pull ring 6 drives the pull rope 5 to be extracted from the measuring cylinder 1, haulage rope 5 drives inner tube 2 and rotates, and inner tube 2 rotates and drives volute spiral spring 4 shrink, loosens pull ring 6, drives inner tube 2 and rotates under volute spiral spring 4's spring action, conveniently carries out the centrifugation operation to the blood sample immediately after having taken out blood to the convenient collection operation to the serum.

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. A clinical laboratory blood collection device comprising a measuring cylinder (1), characterized in that: the inner side of the measuring cylinder (1) is rotatably connected with an inner tube (2) through a bearing, the bottom end of the inner tube (2) is communicated with a needle head (3), the outer side of the inner tube (2) is fixedly connected with a volute spiral spring (4), the other end of the volute spiral spring (4) is fixedly connected with the measuring cylinder (1), the outer side of the inner tube (2) is fixedly connected with a traction rope (5), the other end of the traction rope (5) is fixedly connected with a pull ring (6), the inner side of the bottom end face of the inner tube (2) is slidably connected with a piston (7), the top end of the piston (7) is fixedly connected with a limit block (8), the top end of the limit block (8) is fixedly connected with a pull rod (9), the top end of the pull rod (9) is fixedly connected with a handle (10), the top end of the measuring cylinder (1) is fixedly connected with a base (11), and the left end of the base (11) is slidably connected with a clamping block (12), one end of the clamping block (12) is fixedly connected with a sliding rod (13), the outer side of the sliding rod (13) is slidably connected with a thrust spring (14), and the outer side of the sliding rod (13) is fixedly connected with a mounting block (15).

2. The clinical test blood collection device according to claim 1, wherein: the inner side of the bottom end face of the measuring cylinder (1) is provided with a jack, and the inner side of the jack of the measuring cylinder (1) is connected with the needle head (3) in a sliding manner.

3. The clinical test blood collection device according to claim 1, wherein: the inner side of the right end face of the measuring cylinder (1) is provided with a traction hole, and the inner side of the traction hole of the measuring cylinder (1) is connected with the traction rope (5) in a sliding manner.

4. The clinical test blood collection device according to claim 1, wherein: the quantity of base (11) is two, two base (11) are bilateral symmetry and set up graduated flask (1) top.

5. The clinical test blood collection device according to claim 1, wherein: the slide opening has been seted up to base (11) inboard, the slide opening inboard of base (11) with slide bar (13) sliding connection, slide bar (13) are square strip setting, slide bar (13) are close to pull rod (9) one end is the slope form setting.

6. The clinical test blood collection device according to claim 1, wherein: one end of the thrust spring (14) is fixedly connected with the base (11), and the other end of the thrust spring (14) is fixedly connected with the mounting block (15).

7. The clinical test blood collection device according to claim 1, wherein: the limiting groove is formed in the outer side of the pull rod (9), the number of the limiting grooves of the pull rod (9) is nine, and the limiting groove inner side of the pull rod (9) located above is connected with the sliding rod (13) in a sliding mode.