CN213189625U

CN213189625U - A collection system for pregnant woman's peripheral blood

Info

Publication number: CN213189625U
Application number: CN202021454582.8U
Authority: CN
Inventors: 彦士平
Original assignee: Wuhan Annuo Youhe Biotechnology Co ltd
Current assignee: Wuhan Annuo Youhe Biotechnology Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-05-14
Anticipated expiration: 2030-07-21

Abstract

The application discloses a collection system for pregnant woman peripheral blood, including cylinder, syringe needle, connector, connection cap, leather hose, auxiliary structure and block the structure, sliding connection has the piston in the inner chamber of cylinder, the lateral wall department fixedly connected with connection piece of piston, the one end of the lateral wall department fixedly connected with connecting rod of connection piece, the other end of connecting rod runs through the inner chamber lateral wall of cylinder and extends to outside the wall, the other end department fixedly connected with handle of connecting rod, the fixed mounting on the surface of cylinder has auxiliary structure, fixedly connected with connector on the cylinder, the connection cap has been cup jointed on the connector, install the one end of leather hose on the connection cap, the syringe needle is installed to the other end department of leather hose. Can assist medical personnel to realize that one-hand operation cylinder carries out the blood sampling operation through auxiliary structure for medical personnel can vacate a hand record or stabilize the syringe needle, make the blood sampling work more convenient, and blood sampling efficiency is higher.

Description

A collection system for pregnant woman's peripheral blood

Technical Field

The application relates to a collection system of peripheral blood, specifically is a collection system for pregnant woman peripheral blood.

Background

After the female is pregnant, various obstetric tests are needed, and the development condition of the fetus can be observed through the obstetric tests. The obstetric examination comprises a plurality of items, such as B-mode ultrasonography, hematology, Down's screening, fetal monitoring and the like, wherein the hematology and the Down's screening need blood drawing examination and peripheral blood drawing, the peripheral blood is a place outside the spinal cord for a long time, the Down's screening needs to be carried out when the pregnant woman is pregnant for 15-20 weeks, the peripheral blood can be drawn, venous blood is drawn at the elbow, and about 4 tubes of blood are generally drawn for examination.

Medical personnel adopt the cylinder to extract peripheral blood usually, traditional cylinder simple structure, and the function is single, and medical personnel need carry out the record to drawing blood when drawing blood, comparatively takes time for blood sampling efficiency is lower. Therefore, a collecting device for the peripheral blood of a pregnant woman is proposed to solve the above problems.

Disclosure of Invention

A collecting device for the peripheral blood of a pregnant woman comprises a needle cylinder, a needle head, a connector, a connecting cap, a leather hose, an auxiliary structure and a blocking structure;

the needle cylinder comprises a needle cylinder, a needle cylinder and a connecting piece, wherein the inner cavity of the needle cylinder is internally and slidably connected with a piston, the side wall of the piston is fixedly connected with the connecting piece, the side wall of the connecting piece is fixedly connected with one end of the connecting rod, the other end of the connecting rod penetrates through the side wall of the inner cavity of the needle cylinder and extends out of the wall, the other end of the connecting rod is fixedly connected with a handle, the surface of the needle cylinder is fixedly provided with an auxiliary structure, the auxiliary structure comprises a fixed block, a fixed shell, a sliding block, a first connecting block, an L-shaped connecting rod, a second connecting block, a first handle rod and a second handle rod, the surface of the needle cylinder is fixedly connected with one end of the fixed block, the other end of the fixed block is fixedly connected with the fixed shell, the inner cavity of the fixed shell is slidably connected with the sliding block, one end of, the other end of the first connecting block is fixedly connected with an L-shaped connecting rod, the side wall of the other side of the sliding block is fixedly connected with one end of a second connecting block, the other end of the second connecting block penetrates through the side wall of the inner cavity of the fixing shell and extends out of the inner cavity, the other end of the second connecting block is fixedly connected with a first handle rod, and one side of the outer surface of the fixing shell is fixedly connected with a second handle rod;

fixedly connected with connector on the cylinder, the connection cap has been cup jointed on the connector, connect the one end of installing the leather hose on the cap, the syringe needle is installed to the other end department of leather hose, install on the arcwall face of leather hose and block the structure, block the structure and include L shape mount, ejector pin and L shape peg, L shape mount is total two, two rotate between the L shape mount and connect, two the one end of L shape mount all cup joints on the arc wall of leather hose, two equal fixedly connected with ejector pin, two on the inside wall of L shape mount equal fixedly connected with L shape peg on the lateral wall of L shape mount.

Furthermore, the upper wall and the lower wall of the fixed shell are provided with sliding grooves, and the first connecting block and the second connecting block are connected with the fixed shell in a sliding mode through the sliding grooves.

Further, the sliding block slides in an interference fit manner with the inner cavity of the fixed shell.

Further, arc-shaped grooves are formed in the first handle rod and the second handle rod, and anti-slip threads are formed in the first handle rod and the second handle rod.

Furthermore, the needle cylinder is made of transparent materials, and the outer surface of the needle cylinder is provided with equidistant scale marks.

Furthermore, one end of the L-shaped connecting rod is fixedly connected with the side wall of the handle.

The beneficial effect of this application is: the application provides a peripheral blood collection system who facilitates the use, can one-hand operation.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1 according to an embodiment of the present disclosure;

fig. 3 is a schematic view of a portion of the enlarged structure at B in fig. 1 according to an embodiment of the present application.

In the figure: 1. the syringe, 2, the connecting rod, 3, the connecting piece, 4, the piston, 5, the handle, 6, the fixed block, 7, the set casing, 8, the slider, 9, first connecting block, 10, L shape connecting rod, 11, the second connecting block, 12, first handle pole, 13, second handle pole, 14, connector, 15, connecting cap, 16, the leather hose, 17, the syringe needle, 18, L shape mount, 19, the ejector pin, 20, L shape peg.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-3, a collecting device for the peripheral blood of a pregnant woman comprises a syringe 1, a needle 17, a connector 14, a connecting cap 15, a leather hose 16, an auxiliary structure and a blocking structure;

a piston 4 is connected in the inner cavity of the needle cylinder 1 in a sliding manner, a connecting piece 3 is fixedly connected to the side wall of the piston 4, one end of a connecting rod 2 is fixedly connected to the side wall of the connecting piece 3, the other end of the connecting rod 2 penetrates through the side wall of the inner cavity of the needle cylinder 1 and extends out of the wall, a handle 5 is fixedly connected to the other end of the connecting rod 2, an auxiliary structure is fixedly installed on the surface of the needle cylinder 1 and comprises a fixed block 6, a fixed shell 7, a sliding block 8, a first connecting block 9, an L-shaped connecting rod 10, a second connecting block 11, a first handle rod 12 and a second handle rod 13, one end of the fixed block 6 is fixedly connected to the surface of the needle cylinder 1, the fixed shell 7 is fixedly connected to the other end of the fixed block 6, the sliding block 8 is connected in the inner cavity of the fixed shell 7 in a sliding manner, and, the other end of the first connecting block 9 penetrates through the side wall of the inner cavity of the fixed shell 7 and extends out of the wall, the other end of the first connecting block 9 is fixedly connected with an L-shaped connecting rod 10, the side wall of the other side of the sliding block 8 is fixedly connected with one end of a second connecting block 11, the other end of the second connecting block 11 penetrates through the side wall of the inner cavity of the fixed shell 7 and extends out of the wall, the other end of the second connecting block 11 is fixedly connected with a first handle rod 12, and one side of the outer surface of the fixed shell 7 is fixedly connected with a second handle rod 13;

fixedly connected with connector 14 on the cylinder 1, connect cap 15 has been cup jointed on the connector 14, connect the one end of installing leather hose 16 on the cap 15, syringe needle 17 is installed to the other end department of leather hose 16, install on the arcwall of leather hose 16 and block the structure, block the structure and include L shape mount 18, ejector pin 19 and L shape peg 20, L shape mount 18 is total two, two rotate between the L shape mount 18 and connect, two the one end of L shape mount 18 all cup joints on the arc wall of leather hose 16, two equal fixedly connected with ejector pin 19 on the inside wall of L shape mount 18, two equal fixedly connected with L shape peg 20 on the outside wall of L shape mount 18.

The upper wall and the lower wall of the fixed shell 7 are both provided with sliding grooves, and the first connecting block 9 and the second connecting block 11 are both connected with the fixed shell 7 in a sliding manner through the sliding grooves; the sliding block 8 and the inner cavity of the fixed shell 7 slide in an interference fit manner; the first handle rod 12 and the second handle rod 13 are both provided with arc-shaped grooves, and the first handle rod 12 and the second handle rod 13 are both provided with anti-skid grains; the needle cylinder 1 is made of transparent materials, and the outer surface of the needle cylinder 1 is provided with equidistant scale marks; one end of the L-shaped connecting rod 10 is fixedly connected with the side wall of the handle 5.

When the needle is used, firstly, the needle 17 is inserted into the vein of a lying-in woman through the operation of medical staff to take blood, when taking blood, the second handle rod 13 is held by the single hand of the medical staff, the first handle rod 12 is pressed by the forefinger, the first handle rod 12 is driven to move, the slider 8 is driven to move through the movement of the first handle rod 12, the first connecting block 9 and the L-shaped connecting rod 10 are driven to move through the movement of the slider 8, the handle 5 is driven to move through the movement of the L-shaped connecting rod 10, the connecting rod 2 is further driven to move, the connecting piece 3 and the piston 4 are driven to move through the movement of the connecting rod 2, so that the inner cavity of the needle cylinder 1 forms negative pressure, blood is sucked and taken, the needle can be assisted by the medical staff to realize the blood taking operation of the needle cylinder 1 through the single-hand operation through an auxiliary structure, so, make the blood sampling work more convenient, blood sampling efficiency is higher, extract peripheral blood, need take out vein blood at the elbow, the blood of 4 pipe left and right sides generally will be taken out can be done the inspection, when changing cylinder 1, through rotating two L shape peg 20, make the joint between the bottom of two L shape pegs 20, make two L shape mounts 18 drive ejector pin 19 and rotate, buckle to leather hose 16, make the unable flow of blood in the leather hose 16, then will connect cap 15 and pull out from connector 14, change other cylinders 1, separately take out blood again behind two L shape pegs 20, blood outflow when can avoiding changing cylinder 1, it is more convenient to make the blood sampling.

The application has the advantages that:

1. the device has reasonable structure and convenient use, can assist medical personnel to realize the blood sampling operation by operating the needle cylinder 1 with one hand through the auxiliary structure, so that the medical personnel can leave one hand for recording or stabilizing the needle head 17, the blood sampling work is more convenient, and the blood sampling efficiency is higher;

2. this device has and blocks the structure, can buckle leather hose 16 through blocking the structure, and then makes the inside blood flow of leather hose 16 block, and then makes things convenient for cylinder 1 to change, realizes blood sampling many times.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a collection system for pregnant woman's peripheral blood which characterized in that: comprises a syringe (1), a needle (17), a connector (14), a connecting cap (15), a leather hose (16), an auxiliary structure and a blocking structure;

a piston (4) is connected in an inner cavity of the needle cylinder (1) in a sliding manner, a connecting piece (3) is fixedly connected to the side wall of the piston (4), one end of a connecting rod (2) is fixedly connected to the side wall of the connecting piece (3), the other end of the connecting rod (2) penetrates through the side wall of the inner cavity of the needle cylinder (1) and extends out of the wall, a handle (5) is fixedly connected to the other end of the connecting rod (2), an auxiliary structure is fixedly mounted on the surface of the needle cylinder (1), the auxiliary structure comprises a fixing block (6), a fixing shell (7), a sliding block (8), a first connecting block (9), an L-shaped connecting rod (10), a second connecting block (11), a first handle rod (12) and a second handle rod (13), one end of the fixing block (6) is fixedly connected to the surface of the needle cylinder (1), and the fixing shell (7) is fixedly connected to the, a sliding block (8) is connected in an inner cavity of the fixed shell (7) in a sliding mode, one end of a first connecting block (9) is fixedly connected to the side wall of one side of the sliding block (8), the other end of the first connecting block (9) penetrates through the side wall of the inner cavity of the fixed shell (7) and extends out of the inner cavity, an L-shaped connecting rod (10) is fixedly connected to the other end of the first connecting block (9), one end of a second connecting block (11) is fixedly connected to the side wall of the other side of the sliding block (8), the other end of the second connecting block (11) penetrates through the side wall of the inner cavity of the fixed shell (7) and extends out of the inner cavity, a first handle rod (12) is fixedly connected to the other end of the second connecting block (11), and a second handle rod (13) is fixedly connected to one side of the outer surface;

a connector (14) is fixedly connected to the needle cylinder (1), a connecting cap (15) is sleeved on the connector (14), one end of a leather hose (16) is arranged on the connecting cap (15), a needle head (17) is arranged at the other end of the leather hose (16), a blocking structure is arranged on the arc surface of the leather hose (16), the blocking structure comprises an L-shaped fixed frame (18), an ejector rod (19) and an L-shaped hanging rod (20), the utility model discloses a leather hose, including L shape mount (18), L shape mount (18) are total two, two rotate between L shape mount (18) and connect, two the one end of L shape mount (18) all cup joints on the arc wall of leather hose (16), two equal fixedly connected with ejector pin (19) on the inside wall of L shape mount (18), two equal fixedly connected with L shape peg (20) on the outside wall of L shape mount (18).

2. A collection device for maternal peripheral blood, according to claim 1, characterized in that: the upper wall and the lower wall of the fixed shell (7) are provided with sliding grooves, and the first connecting block (9) and the second connecting block (11) are connected with the fixed shell (7) in a sliding mode through the sliding grooves.

3. A collection device for maternal peripheral blood, according to claim 1, characterized in that: the sliding block (8) and the inner cavity of the fixed shell (7) slide in an interference fit manner.

4. A collection device for maternal peripheral blood, according to claim 1, characterized in that: arc-shaped grooves are formed in the first handle rod (12) and the second handle rod (13), and anti-slip grains are formed in the first handle rod (12) and the second handle rod (13).

5. A collection device for maternal peripheral blood, according to claim 4, characterized in that: the needle cylinder (1) is made of transparent materials, and scale marks with equal intervals are arranged on the outer surface of the needle cylinder (1).

6. A collection device for maternal peripheral blood, according to claim 4, characterized in that: one end of the L-shaped connecting rod (10) is fixedly connected with the side wall of the handle (5).