CN218186796U

CN218186796U - Vein blood sampling device with anti-acupuncture function

Info

Publication number: CN218186796U
Application number: CN202221854535.1U
Authority: CN
Inventors: 晁向
Original assignee: Shengguang Medical Instrument Co ltd
Current assignee: Shengguang Medical Instrument Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2023-01-03
Anticipated expiration: 2032-07-05

Abstract

The utility model relates to a vein blood sampling device technical field specifically is a vein blood sampling device with prevent acupuncture function, including needle file, collection needle, needle handle, hose and collection pipe, needle file, the one end of needle file is fixed with the collection needle, and the other end of needle file is fixed with the hose, the top of needle file is fixed with the needle handle, the hose is kept away from one side of needle file and is inserted and establish in the collection intraduct; the protection mechanism comprises a needle cap, the needle cap is sleeved outside the collecting needle, a cavity corresponding to the needle seat is formed in the middle of the inside of the needle cap, an opening corresponding to the needle handle is formed in the upper end of the inside of the needle cap, the bottom of the needle seat is connected with the needle cap in a sliding mode through a sliding block, a containing cavity is formed in the lower end of the inside of the needle cap, and a moving rod is inserted into the containing cavity. The utility model discloses after gathering the needle and finishing using, promote the needle cap, shelter from the protection to gathering the needle through the removal of needle cap, avoid manual cover to establish the needle cap, reduced danger.

Description

Vein blood sampling device with anti-acupuncture function

Technical Field

The utility model relates to a vein blood sampling device technical field specifically is a vein blood sampling device with prevent acupuncture function.

Background

The aim of venous blood collection is mainly to assist the diagnosis of diseases and know the effect of disease treatment by collecting partial blood of a detected person, a venous blood collection method, a method for extracting a certain amount of venous blood through a needle tube, and a product performance structure of a disposable venous blood collector and a composition product of the disposable venous blood collector comprise the disposable venous blood collector and a disposable safety lock venous blood collector; the superficial vein that is located the body surface is mostly adopted, according to the optional different model syringes of the volume of taking a blood sample, is equipped with corresponding syringe needle, will use the test tube or the plastic test tube after plastic syringe and siliconization.

The back that finishes is used to the needle is gathered to current device, need take out the collection needle from the vein, in order to avoid gathering the needle and accidentally injure the doctor, need manually establish the needle cap at the outside cover of collection needle, but the needle cap is comparatively tiny, and manual cover is established the needle cap and is had some dangers, if gather the needle and accidentally prick the doctor, easily cause blood pollution, has reduced the protectiveness and the practicality of device, therefore urgently needs a vein blood sampling device who has anti-prick function to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vein blood sampling device with prevent acupuncture function to solve the current device collection needle that provides in the above-mentioned background art and use the back that finishes, need will gather the needle and take out from the vein, in order to avoid gathering the needle person of wounding by mistake, need manually establish the needle cap at the outside cover of collection needle, but the needle cap is comparatively tiny, and manual cover is established the needle cap and is had some dangers, if gather the needle person of stinging by mistake, easily causes blood pollution's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a vein blood sampling device with a needle-prick prevention function comprises a needle base, a collecting needle, a needle handle, a hose and a collecting tube,

the collecting needle is fixed at one end of the needle base, the hose is fixed at the other end of the needle base, the needle handle is fixed at the top of the needle base, and one side, far away from the needle base, of the hose is inserted into the collecting tube;

the needle cap is sleeved outside the collecting needle, a cavity corresponding to the needle seat is formed in the middle of the inside of the needle cap, an opening corresponding to the needle handle is formed in the upper end of the inside of the needle cap, the bottom of the needle seat is connected with the needle cap in a sliding mode through a sliding block, a containing cavity is formed in the lower end of the inside of the needle cap, a moving rod is inserted into the containing cavity, a moving plate is fixed to the top of the moving rod, a spring is sleeved outside the moving rod, a connecting block is fixed to one side, far away from the needle cap, of the moving rod, and a fixed block is fixed to the side wall of the moving plate;

the protection mechanism comprises a fixing ring, and the fixing ring is fixed on the outer wall of the needle seat.

Preferably, the lower end of the inner part of the cavity is provided with a sliding opening corresponding to the sliding block.

Preferably, the fixing block is hemispherical, a first bayonet is formed in one side of the interior of the needle base, and a second bayonet is formed in the other side of the interior of the needle base.

Preferably, the outer wall of the fixing ring is fixed with a limiting ring, and the outer wall of the limiting ring is fixed with a supporting ring.

Preferably, the limiting ring is in a horn shape, one side of the support ring, which is close to the hose, is in an oblique shape, and rubber bumps are glued on the inner wall of the support ring.

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

1. this vein blood sampling device with prevent acupuncture function is provided with protection mechanism, when needs protect the collection needle, promote the needle cap to the direction that is close to the collection needle, shelter from at the collection needle outer wall completely until the needle cap, loosen pressing down to the connecting block, inside fixed block to first bayonet socket, realize needle cap fixed operation once more, through the aforesaid design, after the collection needle finishes using, promote the needle cap, the removal through the needle cap shelters from the protection to the collection needle, avoid manual cover to establish the needle cap, danger has been reduced, the protectiveness and the practicality of device have been improved.

2. This vein blood sampling device with prevent acupuncture function is provided with protection machanism, and when the hose takes place to buckle, spacing ring and supporting ring support the hose, and hose extrusion rubber lug, rubber lug take place elastic deformation, realize the support to the hose, through the aforesaid design, are convenient for support the hose, are taking a blood sample the in-process, avoid the hose excessively to buckle and cause the blood sampling not in the same direction as, have improved the protectiveness and the practicality of device.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic front sectional view of the partial structure of the needle holder, the collecting needle and the protecting mechanism of the present invention;

FIG. 3 is a schematic side view of the needle holder, needle handle and protection mechanism of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1. a needle seat; 21. a collecting needle; 22. a needle handle; 23. a hose; 24. a collection tube; 3. a protection mechanism; 31. a needle cap; 32. a cavity; 33. an opening; 34. a slider; 35. a sliding port; 36. a receiving cavity; 37. a travel bar; 38. moving the plate; 39. a spring; 41. connecting blocks; 42. a fixed block; 43. a first bayonet; 44. a second bayonet; 5. a protection mechanism; 51. a fixing ring; 52. a limiting ring; 53. a support ring; 54. and a rubber bump.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment of:

a vein blood sampling device with a needle-prick prevention function comprises a needle base 1, a collecting needle 21, a needle handle 22, a hose 23 and a collecting tube 24,

a collecting needle 21 is fixed at one end of the needle base 1, a hose 23 is fixed at the other end of the needle base 1, a needle handle 22 is fixed at the top of the needle base 1, and one side, far away from the needle base 1, of the hose 23 is inserted into a collecting tube 24;

the protection mechanism 3 comprises a needle cap 31, the needle cap 31 is sleeved outside the collection needle 21, a cavity 32 corresponding to the needle seat 1 is formed in the middle inside the needle cap 31, an opening 33 corresponding to the needle handle 22 is formed in the upper end inside the needle cap 31, the bottom of the needle seat 1 is in sliding connection with the needle cap 31 through a sliding block 34, a sliding opening 35 corresponding to the sliding block 34 is formed in the lower end inside the cavity 32, through the design, the needle cap 31 is limited in moving, the needle cap 31 is enabled to move more stably and smoothly, a containing cavity 36 is formed in the lower end inside the needle cap 31, a moving rod 37 is inserted into the containing cavity 36, a moving rod 38 is fixed to the top of the moving rod 37, a spring 39 is sleeved outside the moving rod 37, a connecting block 41 is fixed to one side, away from the needle cap 31, a fixing block 42 is fixed to the side wall of the needle cap 38, the fixing block 42 is set to be hemispherical, a first bayonet 43 is formed in one side inside the needle seat 1, a second bayonet 44 is formed in the other side inside the needle seat 1, and the needle seat moving plate is convenient to fix the needle seat 1 and the needle cap moving plate 31 through the first bayonet 43 and the second bayonet 44;

the protection mechanism 5 comprises a fixing ring 51, the fixing ring 51 is fixed on the outer wall of the needle base 1, a limiting ring 52 is fixed on the outer wall of the fixing ring 51, a support ring 53 is fixed on the outer wall of the limiting ring 52, the hose 23 can be supported through the design, the limiting ring 52 is horn-shaped, one side, close to the hose 23, of the support ring 53 is set to be oblique, a rubber bump 54 is glued on the inner wall of the support ring 53, through the design, the bending of the hose 23 is buffered, and the problem that blood sampling is unsmooth due to the fact that the hose 23 is excessively bent is avoided.

The working principle is as follows: when the collecting needle 21 needs to be protected, firstly, the connecting block 41 is pressed towards the direction close to the needle cap 31, the connecting block 41 pushes the moving rod 37 to move synchronously, the moving rod 37 drives the fixed block 42 to move synchronously through the moving plate 38, at the moment, the spring 39 is in a compression force storage state, the fixed block 42 is moved out of the second bayonet 44, the needle cap 31 is pushed towards the direction close to the collecting needle 21, the sliding block 34 slides inside the sliding opening 35 until the needle cap 31 completely shields the outer wall of the collecting needle 21, at the moment, the pressing on the connecting block 41 is released, under the pushing of the spring 39, the moving rod 37 moves, the fixed block 42 is clamped inside the first bayonet 43, the needle cap 31 is fixed again, and the collecting needle 21 is shielded and protected through the needle cap 31.

When the hose 23 is bent, the limiting ring 52 and the support ring 53 support the hose 23, the hose 23 presses the rubber bump 54, the rubber bump 54 is elastically deformed, the hose 23 is supported, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a vein blood sampling device with prevent acupuncture function, includes needle file (1), gathers needle (21), needle handle (22), hose (23) and gathers pipe (24), its characterized in that:

the collecting device comprises a needle base (1), wherein a collecting needle (21) is fixed at one end of the needle base (1), a hose (23) is fixed at the other end of the needle base (1), a needle handle (22) is fixed at the top of the needle base (1), and one side, far away from the needle base (1), of the hose (23) is inserted into a collecting pipe (24);

the protection mechanism (3) comprises a needle cap (31), the needle cap (31) is sleeved outside the collection needle (21), a cavity (32) corresponding to the needle seat (1) is formed in the middle of the inside of the needle cap (31), an opening (33) corresponding to the needle handle (22) is formed in the upper end of the inside of the needle cap (31), the bottom of the needle seat (1) is connected with the needle cap (31) in a sliding mode through a sliding block (34), a containing cavity (36) is formed in the lower end of the inside of the needle cap (31), a moving rod (37) is inserted into the containing cavity (36), a moving plate (38) is fixed to the top of the moving rod (37), a spring (39) is sleeved outside the moving rod (37), a connecting block (41) is fixed to one side, far away from the needle cap (31), of the moving rod (37), and a fixing block (42) is fixed to the side wall of the moving plate (38);

protection machanism (5), protection machanism (5) are including solid fixed ring (51), gu fixed ring (51) are fixed in needle file (1) outer wall.

2. The venous blood sampling device with anti-needle stick function of claim 1, wherein: the lower end in the cavity (32) is provided with a sliding opening (35) corresponding to the sliding block (34).

3. A venous blood sampling device with anti-needle stick functionality according to claim 1 and wherein: the fixing block (42) is hemispherical, a first bayonet (43) is formed in one side of the interior of the needle base (1), and a second bayonet (44) is formed in the other side of the interior of the needle base (1).

4. The venous blood sampling device with anti-needle stick function of claim 1, wherein: the outer wall of the fixing ring (51) is fixed with a limiting ring (52), and the outer wall of the limiting ring (52) is fixed with a supporting ring (53).

5. The venous blood sampling device with anti-needle-stick function of claim 4, wherein: the limiting ring (52) is in a horn shape, one side, close to the hose (23), of the supporting ring (53) is in an inclined shape, and rubber bumps (54) are glued on the inner wall of the supporting ring (53).