CN213097904U

CN213097904U - Hemospast for emergency treatment

Info

Publication number: CN213097904U
Application number: CN202021626887.2U
Authority: CN
Inventors: 刘敏
Original assignee: Affiliated Hospital of Jiangnan University
Current assignee: Affiliated Hospital of Jiangsu University; Affiliated Hospital of Jiangnan University
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-04
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a hemospast for emergency call, including cylinder, rubber piston, stationary blade, connecting rod, handle, mount, connecting block, slide bar, slider, screw thread lid, screw thread post, spacing slider, pointer, set casing, dead lever, fixed pipe, fixed cover, connecting pipe, position sleeve, thread bush, rubber connecting pipe and syringe needle. The utility model has the advantages that: this device is rational in infrastructure, and convenient to use can be comparatively convenient quick control blood volume of extraction through location structure, is fit for practice and the less medical personnel of experience and uses, and this device has connection structure, can be quick through connection structure with separating between syringe needle and the cylinder, is fit for the blood extraction work of large-dose, avoids the trouble of contact pin many times.

Description

Hemospast for emergency treatment

Technical Field

The utility model relates to a hemospast, in particular to a hemospast for emergency treatment, which belongs to the technical field of hemospast application.

Background

The venous blood sampling method is a method of extracting a certain amount of venous blood through a needle tube. Superficial veins on the body surface are often used, usually the elbow vein, dorsal hand vein, medial ankle vein or femoral vein.

Traditional syringe that draws blood simple structure, the function is single, when drawing blood, needs medical personnel to observe the position that the piston moved to the scale and controls the dose of drawing blood, but in the in-service use, some practice and the less medical personnel of experience are not skilled enough to the control of extraction, and the extraction appears too much on the one hand easily, and another is convenient to control piston displacement time consuming longer. Therefore, a hemospast for emergency treatment is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a hemospast for emergency treatment.

The utility model realizes the purpose through the following technical proposal, a hemospast for emergency treatment, which comprises a needle cylinder, a needle head, a connecting structure and a positioning structure;

the needle cylinder is characterized in that a rubber piston is connected in an inner cavity of the needle cylinder in a sliding manner, a fixing piece is fixedly connected to the side wall of the rubber piston, one end of a connecting rod is fixedly connected to the side wall of the fixing piece, the other end of the connecting rod penetrates through the inner cavity side wall of the needle cylinder and extends out of the wall, a handle is fixedly connected to the other end of the connecting rod, a positioning structure is fixedly mounted on the surface of the needle cylinder and comprises a fixing frame, a connecting block, a sliding rod, a sliding block, a threaded cover, a threaded column, a limiting sliding block, a pointer, a fixing shell and a fixing rod, the fixing frame is fixedly connected to the surface of the needle cylinder, one end of the connecting block is fixedly connected to the side wall of the fixing frame, the fixing shell is fixedly connected to the other end of the connecting block, the sliding, the other end of the sliding rod penetrates through the side wall of the inner cavity of the fixed shell and extends out of the inner cavity, the other end of the sliding rod is fixedly connected with a fixed rod, the side walls on the upper side and the lower side of the limiting sliding block are fixedly connected with a pointer and one end of a threaded column respectively, the other ends of the pointer and the threaded column penetrate through the upper wall and the lower wall of the inner cavity of the fixed shell and extend out of the inner cavity, and a threaded cover is in threaded connection with the threaded column;

the utility model discloses a syringe, including the fixed pipe of lateral wall department, fixed cover, connecting pipe and position sleeve, the fixed pipe of one side lateral wall department fixedly connected with of cylinder, the fixed cover of fixedly connected with on the arc wall of fixed pipe, the fixedly connected with position sleeve on the arc wall of connecting pipe, the position sleeve slides and cup joints on the arcwall face of fixed pipe, the thread groove has all been seted up on the arc wall of fixed cover and position sleeve, threaded connection has the thread bush on position sleeve and the fixed cover.

Preferably, the needle cylinder is made of transparent materials, and a plurality of scales with equal intervals are arranged on the surface of the needle cylinder.

Preferably, the side walls of the two sides of the fixed shell are provided with sliding grooves, and the sliding rod, the pointer and the threaded column are connected with the side wall of the fixed shell in a sliding mode through the sliding grooves.

Preferably, one end of the fixing rod is fixedly connected with the handle.

Preferably, the fixed tube is communicated with the inner cavity of the needle cylinder.

Preferably, one end of the connecting pipe is fixedly connected with one end of the rubber connecting pipe, and the other end of the rubber connecting pipe is fixedly connected with the needle.

The utility model has the advantages that:

1. this device is rational in infrastructure, and convenient to use can be comparatively convenient quick control blood volume of extraction through location structure, is fit for practice and the less medical personnel of experience to use.

2. The device has a connecting structure, can quickly separate the needle head from the needle cylinder through the connecting structure, is suitable for large-dose blood extraction work, and avoids the trouble of multiple needle insertion.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

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

FIG. 2 is a schematic view of the enlarged structure of the part A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of a side connection structure of the threaded post of the present invention.

In the figure: 1. the device comprises a needle cylinder, 2, a rubber piston, 3, a fixing piece, 4, a connecting rod, 5, a handle, 6, a fixing frame, 7, a connecting block, 8, a sliding rod, 9, a sliding block, 10, a threaded cover, 11, a threaded column, 12, a limiting sliding block, 13, a pointer, 14, a fixing shell, 15, a fixing rod, 16, a fixing pipe, 17, a fixing sleeve, 18, a connecting pipe, 19, a positioning sleeve, 20, a threaded sleeve, 21, a rubber connecting pipe, 22 and a needle head.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but 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 belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a hemospast for emergency treatment comprises a syringe 1, a needle 22, a connecting structure and a positioning structure;

the rubber piston 2 is connected in the inner cavity of the needle cylinder 1 in a sliding manner, a fixing piece 3 is fixedly connected at the side wall of the rubber piston 2, one end of a connecting rod 4 is fixedly connected at the side wall of the fixing piece 3, the other end of the connecting rod 4 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 at the other end of the connecting rod 4, a positioning structure is fixedly installed on the surface of the needle cylinder 1 and comprises a fixing frame 6, a connecting block 7, a sliding rod 8, a sliding block 9, a threaded cover 10, a threaded column 11, a limiting sliding block 12, a pointer 13, a fixing shell 14 and a fixing rod 15, the fixing frame 6 is fixedly connected on the surface of the needle cylinder 1, one end of the connecting block 7 is fixedly connected at the side wall of the fixing frame 6, the fixing shell 14 is fixedly connected at the other end of the connecting, one end of a sliding rod 8 is fixedly connected to the side wall of one side of the sliding block 9, the other end of the sliding rod 8 penetrates through the side wall of the inner cavity of the fixed shell 14 and extends to the outside of the wall, a fixed rod 15 is fixedly connected to the other end of the sliding rod 8, one ends of a pointer 13 and a threaded column 11 are respectively fixedly connected to the side walls of the upper side and the lower side of the limiting sliding block 12, the other ends of the pointer 13 and the threaded column 11 respectively penetrate through the upper wall and the lower wall of the inner cavity of the fixed shell 14 and extend to the outside of the wall, and a threaded cover 10 is in threaded;

connection structure is installed to the lateral wall department of cylinder 1, connection structure includes fixed pipe 16, fixed cover 17, connecting pipe 18 and position sleeve 19, the fixed pipe 16 of one side lateral wall department fixedly connected with of cylinder 1, the fixed cover 17 of fixedly connected with on the arc wall of fixed pipe 16, fixedly connected with position sleeve 19 on the arc wall of connecting pipe 18, position sleeve 19 slides and cup joints on the arcwall face of fixed pipe 16, threaded groove has all been seted up on the arc wall of fixed cover 17 and position sleeve 19, threaded connection has thread bush 20 on position sleeve 19 and the fixed cover 17.

The needle cylinder 1 is made of transparent materials, and a plurality of scales with equal intervals are arranged on the surface of the needle cylinder 1; sliding grooves are formed in the side walls of the two sides of the fixed shell 14, and the sliding rod 8, the pointer 13 and the threaded column 11 are connected with the side wall of the fixed shell 14 in a sliding mode through the sliding grooves; one end of the fixed rod 15 is fixedly connected with the handle 5; the fixed tube 16 is communicated with the inner cavity of the needle cylinder 1; one end of the rubber connecting tube 21 is fixedly connected to one end of the connecting tube 18, and the other end of the rubber connecting tube 21 is fixedly connected with the needle 22.

When the utility model is used, firstly, the dosage of blood is extracted as required to adjust the positioning structure, the limit slider 12 is driven to move by moving the threaded cap 10, the pointer 13 is driven to move by moving the limit slider 12, the position of the limit slider 12 is adjusted by pointing the pointer 13 to the scale position of the needle cylinder 1, after the adjustment is finished, the threaded cap 10 is screwed, the side wall of the fixed shell 14 is tightly propped against by the threaded cap 10 to fix the threaded cap 10, and then the position of the limit slider 12 is fixed, when the blood extraction work is carried out by medical personnel, the medical personnel do not need to observe the moving position of the rubber piston 2 by eyes, only need to pull the handle 5, drive the fixed rod 15, the sliding rod 8 and the slider 9 to move by the movement of the handle 5, when the slider 9 moves to the side wall position of the limit slider 12, the slider 9 stops moving by the limit action of the limit slider 12, at this moment, the rubber piston 2 is located at the corresponding scale, the blood is conveniently controlled to be drawn and metered, when a large amount of blood needs to be drawn, through rotating the threaded sleeve 20, the threaded sleeve 20 moves to the left, the threaded sleeve 20 is separated from the fixed sleeve 17, the fixed pipe 16 is drawn out from the positioning sleeve 19, the new needle cylinder 1 is replaced, the new fixed pipe 16 is inserted into the positioning sleeve 19 again, the fixed pipe 16 is butted with the connecting pipe 18, the threaded sleeve 20 is rotated, the threaded sleeve 20 is connected with the fixed sleeve 17 in a threaded mode again, the fixed sleeve 17 is fixed in position, and then blood can be drawn again without repeatedly inserting needles.

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.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A hemospast for emergency treatment is characterized in that: comprises a needle cylinder (1), a needle head (22), a connecting structure and a positioning structure;

the needle cylinder is characterized in that a rubber piston (2) is connected in an inner cavity of the needle cylinder (1) in a sliding manner, a fixing piece (3) is fixedly connected to the side wall of the rubber piston (2), one end of a connecting rod (4) is fixedly connected to the side wall of the fixing piece (3), the other end of the connecting rod (4) penetrates through the inner cavity side wall 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 (4), a positioning structure is fixedly mounted on the surface of the needle cylinder (1) and comprises a fixing frame (6), a connecting block (7), a sliding rod (8), a sliding block (9), a threaded cover (10), a threaded column (11), a limiting sliding block (12), a pointer (13), a fixing shell (14) and a fixing rod (15), a fixing frame (6) is fixedly connected to the surface of the needle cylinder (1), and one end of the, the other end of the connecting block (7) is fixedly connected with a fixed shell (14), a sliding block (9) and a limiting sliding block (12) are connected in an inner cavity of the fixed shell (14) in a sliding mode, one end of a sliding rod (8) is fixedly connected to the side wall of one side of the sliding block (9), the other end of the sliding rod (8) penetrates through the side wall of the inner cavity of the fixed shell (14) and extends out of the wall, a fixed rod (15) is fixedly connected to the other end of the sliding rod (8), the side walls of the upper side and the lower side of the limiting sliding block (12) are respectively fixedly connected with a pointer (13) and one end of a threaded column (11), the other ends of the pointer (13) and the threaded column (11) respectively penetrate through the upper wall and the lower wall of the inner cavity of the fixed shell (14) and extend out of the wall, and;

the utility model discloses a syringe, including fixed pipe (16), fixed cover (17), connecting pipe (18) and position sleeve (19), the lateral wall department of needle cylinder (1) installs connection structure, connection structure includes fixed pipe (16), fixed cover (17) of fixed fixedly connected with of one side lateral wall department of needle cylinder (1), fixed cover (17) of fixedly connected with on the arc wall of fixed pipe (16), fixedly connected with position sleeve (19) on the arc wall of connecting pipe (18), position sleeve (19) slide to cup joint on the arcwall face of fixed pipe (16), the thread groove has all been seted up on the arc wall of fixed cover (17) and position sleeve (19), threaded connection has thread bush (20) on position sleeve (19) and fixed cover (17).

2. The emergency hemospast of claim 1, wherein: the needle cylinder (1) is made of transparent materials, and a plurality of scales with equal intervals are arranged on the surface of the needle cylinder (1).

3. The emergency hemospast of claim 1, wherein: the sliding grooves are formed in the side walls of the two sides of the fixed shell (14), and the sliding rod (8), the pointer (13) and the threaded column (11) are connected with the side walls of the fixed shell (14) in a sliding mode through the sliding grooves.

4. The emergency hemospast of claim 1, wherein: one end of the fixed rod (15) is fixedly connected with the handle (5).

5. The emergency hemospast of claim 1, wherein: the fixed tube (16) is communicated with the inner cavity of the needle cylinder (1).

6. The emergency hemospast of claim 1, wherein: one end of the connecting pipe (18) is fixedly connected with one end of a rubber connecting pipe (21), and the other end of the rubber connecting pipe (21) is fixedly connected with a needle head (22).