CN212996439U

CN212996439U - Blood letting needle

Info

Publication number: CN212996439U
Application number: CN202020792248.7U
Authority: CN
Inventors: 罗光莹; 程宁; 蒋姊淑; 邬晶
Original assignee: Chongqing Traditional Chinese Medicine Hospital
Current assignee: Chongqing Traditional Chinese Medicine Hospital
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-04-20
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a bleeding needle, including main part, needle body and extrusion piece, the inside of main part is provided with the mounting groove, the inside activity joint of mounting groove has the touch multitouch, the both sides fixedly connected with gag lever post of touch multitouch, the bottom fixedly connected with needle body of touch multitouch. The utility model discloses the inside of beneficial effect main part is provided with the mounting groove, the joint has the touch multitouch of supporting in the mounting groove, the upper end of touch multitouch sets up for the slope, one side extrusion through the extrusion piece promotes the vertical displacement who supports the touch multitouch, the needle body that promotes the bottom carries out the puncture of skin, the exsanguination, the spring drives the automatic resilience of needle body after the exsanguination, promote the rubber membrane simultaneously, draw blood in bloodletting department, avoid blood excessive on the skin surface, cause the pollution, press the extrusion piece once more and can discharge inside blood, carry out follow-up detection, it is convenient high-efficient to use.

Description

Blood letting needle

Technical Field

The utility model relates to the technical field of medical supplies, especially, relate to a bleeding needle.

Background

Need carry out the bloodletting to the patient at the in-process of testing the blood, present bloodletting needle is mostly simple metal needle, arouses the fear easily at the in-process of taking a blood sample to personnel, and the blood sampling degree of depth is relevant with user's experience, excessively impales easily, causes personnel's discomfort, can't handle blood after pricking, stops in wound skin department, and the result of use is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, a blood letting needle is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bleeding needle, includes main part, needle body and extrusion piece, the inside of main part is provided with the mounting groove, the inside activity joint of mounting groove has the touch multitouch, the both sides fixedly connected with gag lever post of touch multitouch, the bottom of touch multitouch is provided with the hickey, the hickey female connection has the needle body, the inside of main part is provided with the spacing groove, the inside fixedly connected with crown plate of main part, the inside activity joint of mounting groove has the spring, the both ends of spring contact connecting crown plate and conflict piece respectively, the bottom of main part is provided with the opening, the internal connection of mounting groove has the rubber membrane, one side swing joint of main part has the connecting rod, one side fixedly connected with of connecting rod presses the briquetting, the one end of connecting rod is connected with the extrusion piece.

Preferably, the upper end of the touch block is wedge-shaped, one side of the extrusion block is provided with an inclination angle matched with the touch block, and the displacement of the touch block is matched with the needle body for puncturing the skin.

Preferably, the limiting rod is matched and clamped with the limiting groove, the limiting groove is symmetrically arranged in the mounting groove, and the setting length of the limiting groove is matched with the movement amount of the needle body.

Preferably, the ring plate is contacted with one end of the connecting spring, a through hole is formed in the ring plate, and one end of the abutting block is movably connected to the inside of the ring plate.

Preferably, the rubber membrane is flexibly arranged and is arranged in a spindle shape.

Preferably, the connecting rod is set to be L-shaped, and one side of the main body is provided with an inclined groove matched with the movement of the connecting rod.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, be provided with the mounting groove in the inside of main part, the joint has the touch multitouch of keeping to in the mounting groove, the upper end of touch multitouch sets up for the slope, one side extrusion through the extrusion piece promotes the vertical displacement that keeps to the touch multitouch, the needle body that promotes the bottom carries out the puncture of skin, the exsanguination is carried out, the spring drives the automatic resilience of needle body after the exsanguination, promote the rubber membrane simultaneously, draw blood in bloodletting department, avoid blood excessive on skin surface, cause the pollution, press the extrusion piece once more and can discharge inside blood, carry out follow-up detection, it is convenient high-efficient to use.

2. The utility model discloses in, both sides fixedly connected with gag lever post at the conflict piece, the gag lever post carries out the joint with the spacing groove cooperation spacing, guarantee to support the perpendicular steady motion of touch multitouch, connecting rod and main part swing joint, the multiplicable arm of force of connecting rod that the L type set up, can reach laborsaving effect when pressing the press block of one side is pressed to the hand, pop out the needle body of bottom fast, reach the purpose of quick bloodletting, avoid causing psychological fear to the person of bloodletting, when supporting the touch multitouch with the needle body to support out, the hickey that supports the setting of touch multitouch front end can carry out the spiral to the needle body and change, can avoid cross infection when taking a blood to different patients, the device repeatedly usable, carry out blood sampling many times, the simple operation is high-.

Drawings

Fig. 1 is a schematic plan view of the present invention;

fig. 2 is a schematic view of the connection of the collision blocks provided by the present invention;

FIG. 3 is an enlarged schematic view of the point A in FIG. 1;

fig. 4 is a schematic view of the needle body connection of the present invention.

Illustration of the drawings:

1. a main body; 2. mounting grooves; 3. a contact block; 4. a limiting rod; 5. a needle body; 6. a limiting groove; 7. a ring plate; 8. a spring; 9. an opening; 10. a rubber film; 11. a connecting rod; 12. a pressing block; 13. extruding the block; 14. a needle body.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts 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 bleeding needle, including main part 1, needle body 5 and extrusion piece 13, the inside of main part 1 is provided with mounting groove 2, the inside activity joint of mounting groove 2 has to touch panel 3, the both sides fixedly connected with gag lever post 4 of touch panel 3, the bottom of touch panel 3 is provided with hickey 14, hickey 14 female connection has needle body 5, the inside of main part 1 is provided with spacing groove 6, the inside fixedly connected with crown plate 7 of main part 1, the inside activity joint of mounting groove 2 has spring 8, spring 8's both ends contact respectively connecting crown plate 7 and touch panel 3, the bottom of main part 1 is provided with opening 9, the internal connection of mounting groove 2 has rubber membrane 10, one side swing joint of main part 1 has connecting rod 11, one side fixedly connected with of connecting rod 11 presses briquetting 12, the one end of connecting rod 11 is connected with extrusion piece 13.

Specifically, as shown in fig. 1-4, the upper end of the abutting block 3 is wedge-shaped, one side of the extruding block 13 is provided with an inclination angle matched with the abutting block 3, the displacement of the abutting block 3 is matched with the piercing of the needle body 5 through the skin, the abutting block 3 arranged through the wedge-shaped is matched with the extruding block 13 to vertically push the abutting block 3, the pushing of the needle body 5 at the bottom is facilitated, and the piercing of the skin is facilitated to release blood.

Specifically, as shown in fig. 1-4, the limiting rod 4 is in matched clamping connection with the limiting groove 6, the limiting groove 6 is symmetrically arranged in the mounting groove 2, the length of the limiting groove 6 is matched with the movement amount of the needle body 5, the limiting rod 4 is matched with the limiting groove 6 to carry out clamping connection limiting, and stable movement of the contact block 3 is guaranteed.

Specifically, as shown in fig. 1-4, one end of a spring 8 is connected to a ring plate 7 in a contact manner, a through hole is formed in the ring plate 7, one end of a collision block 3 is movably connected to the inside of the ring plate 7, one end of the spring 8 is limited by the ring plate 7 in a contact manner, the ring plate 7 which is arranged in a hollow manner can movably clamp the collision block 3, and the collision block 3 can freely and vertically move.

Specifically, as shown in fig. 1 to 4, the rubber membrane 10 is disposed flexibly, the rubber membrane 10 is disposed in a spindle shape, and blood is sucked through the flexible rubber membrane 10 to treat overflowed blood.

Specifically, as shown in fig. 1-4, the connecting rod 11 is L-shaped, one side of the main body 1 is provided with an inclined groove matched with the movement of the connecting rod 11, the connecting rod 11 is used for connecting the squeezing block 13 at one side, and the connecting rod 11 arranged in the L-shape is convenient for pushing the hand, saves labor in pushing, and is quick and efficient in puncturing.

The working principle is as follows: when in use, the main body 1 is internally provided with the mounting groove 2, the touch block 3 is clamped in the mounting groove, the upper end of the touch block 3 is obliquely arranged, one side of the extrusion block 13 is extruded to push the touch block 3 to move vertically, the needle body 5 at the bottom is pushed to puncture the skin to perform bloodletting, the spring 8 drives the needle body 5 to automatically rebound after bloodletting, the rubber film 10 is lifted at the same time, the bloodletting is sucked at the bloodletting position to avoid the overflow of the blood on the skin surface to cause pollution, the extrusion block 13 is pressed again to discharge the blood inside for subsequent detection, the two sides of the touch block 3 are fixedly connected with the limiting rods 4, the limiting rods 4 are matched with the limiting grooves 6 to perform clamping limitation to ensure the vertical stable movement of the touch block 3, the connecting rod 11 is movably connected with the main body 1, the connecting rod 11 arranged in an L shape can increase the force arm, and the labor-saving effect can be achieved when the pressing block 12 at one side is pressed by hand, pop out the needle body 5 of bottom fast, reach the purpose of quick bloodletting, avoid causing the fear in the psychology to the person of bloodletting, when supporting the touch multitouch with the needle body to go out, the hickey that supports the touch multitouch front end setting can carry out the spiral to the needle body and change, can avoid cross infection when taking a blood sample to different patients, and the device repeatedly usable carries out blood sampling many times, and the simple operation is high-efficient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bloodletting needle, includes main part (1), needle body (5) and extrusion piece (13), its characterized in that: the anti-collision device is characterized in that a mounting groove (2) is arranged inside the main body (1), a touch block (3) is movably clamped inside the mounting groove (2), limiting rods (4) are fixedly connected to two sides of the touch block (3), a threaded connector (14) is arranged at the bottom of the touch block (3), a needle body (5) is connected to the threaded connector (14) in an internal thread mode, a limiting groove (6) is arranged inside the main body (1), a ring plate (7) is fixedly connected inside the main body (1), a spring (8) is movably clamped inside the mounting groove (2), two ends of the spring (8) are respectively in contact with the ring plate (7) and the touch block (3), an opening (9) is arranged at the bottom of the main body (1), a rubber membrane (10) is connected inside the mounting groove (2), and a connecting rod (11) is movably connected to one side of the main body (1), one side of the connecting rod (11) is fixedly connected with a pressing block (12), and one end of the connecting rod (11) is connected with an extrusion block (13).

2. The phlebotomy needle according to claim 1, wherein the upper end of the contact block (3) is wedge-shaped, one side of the pressing block (13) is provided with an inclination angle matched with the contact block (3), and the displacement of the contact block (3) is matched with the piercing of the skin by the needle body (5).

3. The phlebotomy needle according to claim 1, wherein the limiting rod (4) is in matched clamping connection with the limiting groove (6), the limiting groove (6) is symmetrically arranged in the mounting groove (2), and the setting length of the limiting groove (6) is matched with the movement amount of the needle body (5).

4. The phlebotomy needle according to claim 1, characterized in that one end of the ring plate (7) is in contact with the connecting spring (8), a through hole is arranged in the ring plate (7), and one end of the contact block (3) is movably connected in the ring plate (7).

5. A phlebotomy needle according to claim 1, characterized in that the rubber membrane (10) is of flexible design and the rubber membrane (10) is of spindle-shaped design.

6. A phlebotomy needle according to claim 1, characterized in that the connecting rod (11) is provided in an L-shape, and one side of the body (1) is provided with an inclined groove adapted to the movement of the connecting rod (11).