CN212016358U

CN212016358U - Remaining needle fixing device

Info

Publication number: CN212016358U
Application number: CN202020259224.5U
Authority: CN
Inventors: 陆萍; 朱芳芳; 顾巧华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-11-27
Anticipated expiration: 2030-03-05

Abstract

The utility model relates to a keep somewhere needle technical field, and a keep somewhere needle fixing device is disclosed, which comprises a fixing block, first connecting band and second connecting band, the top of first connecting band and second connecting band all rotates through the both sides of hinge with the fixed block to be connected, the inside threaded connection of fixed block has the bolt, the fixed block is passed and is connected with the limiting plate at the top of bolt, the top fixedly connected with change of limiting plate, the bottom contact of bolt is connected with semi-circular fastening block, the spring has been cup jointed to the pole wall of bolt, the both ends of spring respectively with the bottom of fixed block and the top fixed connection of semi-circular fastening block, the draw-in groove has been seted up to the bottom of semi-circular fastening block, the top of draw-in groove is provided with the half slot. The utility model discloses can fasten the regulation of size according to different patients' arm size to the device, carry out effective fastening to keeping somewhere the needle under the harmless patient arm condition.

Description

Remaining needle fixing device

Technical Field

The utility model relates to an indwelling needle technical field especially relates to indwelling needle fixing device.

Background

The indwelling needle is an infusion tool which is composed of a stainless steel core, a soft outer sleeve and a plastic needle seat, wherein the outer sleeve and the needle core are inserted into a blood vessel during puncture, the needle core is drawn out after the sleeve is sent into the blood vessel, and the soft outer sleeve is only left in the blood vessel for infusion.

When the traditional indwelling needle is used, the medical adhesive tape is usually selected to be used for bonding the indwelling needle and the treatment part of the patient so as to fix the indwelling needle, but the adhesive tape is easy to fall off when the patient moves more, so that the indwelling needle cannot be effectively fixed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the indwelling needle cannot be fixed for a long time effectively when the adhesive tape is used for fixing the indwelling needle in the prior art, and providing the indwelling needle fixing device.

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

indwelling needle fixing device, including fixed block, first connecting band and second connecting band, the top of first connecting band and second connecting band all rotates through the both sides of hinge and fixed block to be connected, the inside threaded connection of fixed block has the bolt, the top of bolt is passed the fixed block and is connected with the limiting plate, the top fixedly connected with change of limiting plate, the bottom contact of bolt is connected with semi-circular fastening block, the spring has been cup jointed to the rod wall of bolt, the both ends of spring respectively with the bottom of fixed block and the top fixed connection of semi-circular fastening block, the draw-in groove has been seted up to the bottom of semi-circular fastening block, the top of draw-in groove is provided with the half slot, the bottom of first connecting band is provided with adjustment mechanism.

Preferably, the adjusting mechanism comprises a first mounting block, a second mounting block and a rotating rod, the first mounting block and the second mounting block are respectively and fixedly connected with two sides of the first connecting belt, a round hole is formed in one side, close to the second mounting block, of the first mounting block, one end of the rotating rod is rotatably connected with the hole wall of the round hole, the other end of the rotating rod penetrates through the second mounting block and is fixedly connected with a rotating plate, the rotating plate is in contact connection with the side wall of the second mounting block, a clamping plate is fixedly connected with the rod wall of the rotating rod, a first torsion spring and a second torsion spring are respectively sleeved at two ends of the rotating rod, two ends of the first torsion spring are respectively and fixedly connected with one side, close to one side, of the first mounting block and the clamping plate, and the second torsion spring is respectively and fixedly connected with one side of the second mounting block and the clamping plate.

Preferably, a plurality of square grooves are formed in the lower end of the left side of the second connecting belt, and the left side of the clamping plate is in contact connection with the groove walls of the square grooves.

Preferably, an elastic band is arranged below the semicircular fastening block, the left end of the elastic band is fixedly connected with the lower end of the right side of the first connecting band, and the right end of the elastic band is fixedly connected with the lower end of the left side of the second connecting band.

Preferably, both sides of the bottom of the semicircular fastening block are fixedly connected with adhesive tapes.

Preferably, the first connecting belt and the second connecting belt are both made of skin-friendly materials.

Compared with the prior art, the utility model provides a keep somewhere needle fixing device possesses following beneficial effect:

1. this keep somewhere needle fixing device through semicircular fastening block, spring and the bolt that is equipped with, makes draw-in groove and the half slot of semicircular fastening block bottom press the needle handle of keeping somewhere the needle through rotatory bolt extrusion spring, fixes keeping somewhere the needle.

2. This keep somewhere needle fixing device through the adjustment mechanism who is equipped with, connects the distance through adjusting first connecting band and second connecting band to adapt to different patients' arm or wrist size, effectually fix the needle of keeping somewhere.

3. This keep somewhere needle fixing device is close skin material through first connecting band and the second connecting band that is equipped with, protects patient's skin.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out the regulation of fastening the size to the device according to different patients' arm size, simultaneously through spring elasticity fastening, effectively fastens keeping somewhere the needle under the harmless patient arm condition, has eliminated and has kept somewhere the needle and dropped or connect insecure condition.

Drawings

FIG. 1 is a schematic structural view of an indwelling needle fastening device according to the present invention;

fig. 2 is a schematic top view of the structure of fig. 1.

In the figure: the fixing device comprises a fixing block 1, a first connecting belt 2, a second connecting belt 3, a bolt 4, a limiting plate 5, a rotating ring 6, a semicircular fastening block 7, a spring 8, a first mounting block 9, a second mounting block 10, a rotating rod 11, a rotating plate 12, a clamping plate 13, a first torsion spring 14, a second torsion spring 15, a square groove 16, an elastic band 17 and an adhesive band 18.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 being 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. 1-2, the remaining needle fixing device comprises a fixing block 1, a first connecting band 2 and a second connecting band 3, wherein the fixing block 1 is arranged to connect the first connecting band 2 and the second connecting band 3, the top ends of the first connecting band 2 and the second connecting band 3 are rotatably connected with the two sides of the fixing block 1 through hinges, the inner thread of the fixing block 1 is connected with a bolt 4, the top of the bolt 4 passes through the fixing block 1 and is connected with a limiting plate 5, the limiting plate 5 is arranged to limit the moving distance of the bolt 4, the top of the limiting plate 5 is fixedly connected with a rotating ring 6, the rotating ring 6 is arranged to rotate the bolt 4, so as to move the semicircular fastening block 7 downwards, the bottom of the bolt 4 is in contact connection with the semicircular fastening block 7, the rod wall of the bolt 4 is sleeved with a spring 8, and the two ends of the spring 8 are respectively fixedly connected with the bottom of the fixing block, the draw-in groove has been seted up to the bottom of semi-circular fastening block 7, and the top of draw-in groove is provided with the half slot, sets up draw-in groove and half slot and carries out the chucking to the needle handle position of keeping somewhere the needle fixed to keep somewhere the needle to whole and fixing, the bottom of first connecting band 2 is provided with adjustment mechanism.

The adjusting mechanism comprises a first mounting block 9, a second mounting block 10 and a rotating rod 11, wherein the first mounting block 9 and the second mounting block 10 are respectively fixedly connected with two sides of a first connecting belt 2, one side of the first mounting block 9, which is close to the second mounting block 10, is provided with a round hole, one end of the rotating rod 11 is rotatably connected with the hole wall of the round hole, the other end of the rotating rod 11 penetrates through the second mounting block 10 and is fixedly connected with a rotating plate 12, the side walls of the rotating plate 12 and the second mounting block 10 are in contact connection, the rod wall of the rotating rod 11 is fixedly connected with a clamping plate 13, the clamping plate 13 can be rotated through the rotating plate 12 to adjust the distance between the first connecting belt 2 and the second connecting belt 3, two ends of the rotating rod 11 are respectively sleeved with a first torsion spring 14 and a second torsion spring 15, the first torsion spring 14 and the second torsion spring 15 have larger torsion recovery, two ends of the first torsion spring 14 are respectively fixedly connected with one side, which is close to the first mounting block 9 and the clamping plate 13, second torsion spring 15 is close to one side fixed connection with second installation piece 10 and cardboard 13 respectively mutually, a plurality of square grooves 16 have been seted up to the left side lower extreme of second connecting band 3, the left side of cardboard 13 is connected with the cell wall contact of square groove 16, the below of semi-circular mounting block 7 is provided with elastic cord 17, elastic cord 17's left end and first connecting band 2's right side lower extreme fixed connection, elastic cord 17's right-hand member and the left side lower extreme fixed connection of second connecting band 3, it protects patient's arm to set up elastic cord 17, make it not direct contact adjustment mechanism, the equal fixedly connected with adhesive tape 18 in bottom both sides of semi-circular mounting block 7, it increases the fixed to keeping somewhere the needle to set up adhesive tape 18, first connecting band 2 and second connecting band 3 are made by the skin-friendly material, prevent to cause the harm to skin.

In the utility model, when the indwelling needle needs to be fixed after being used, the wrist part of a patient is stretched into the device and placed on the elastic rope 17, the rotating plate 12 is simultaneously screwed to enable the rotating rod 11 to drive the clamping plate 13 to rotate, the first torsion spring 14 and the second torsion spring 15 are extruded to enable the second connecting belt 3 to pass through the rotating rod 11, the distance that the second connecting belt 3 stretches into the first connecting belt 2 is adjusted, the rotating plate 12 is properly adjusted according to the size of the arm or the wrist of the patient, the rotating plate 12 is loosened when the position is adjusted to a proper position, the bottom of the clamping plate 13 is clamped with the groove bottom of the square groove 16 under the elastic force return of the first torsion spring 14 and the second torsion spring 15, the rotating ring 6 is simultaneously rotated to enable the bolt 4 to extrude the semicircular fastening block 7, the clamping groove and the semicircular groove at the bottom of the semicircular fastening block 7 are clamped with the needle handle part of the indwelling needle, and the adhesive tape 18 is bonded with the skin, the fixing of the indwelling needle is increased, so that the fixing of the indwelling needle is completed.

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. Indwelling needle fixing device, including fixed block (1), first connecting band (2) and second connecting band (3), its characterized in that, the top of first connecting band (2) and second connecting band (3) all rotates through the both sides of hinge and fixed block (1) to be connected, the inside threaded connection of fixed block (1) has bolt (4), the top of bolt (4) is passed fixed block (1) and is connected with limiting plate (5), the top fixedly connected with swivel (6) of limiting plate (5), the bottom contact of bolt (4) is connected with semi-circular fastening block (7), spring (8) has been cup jointed to the pole wall of bolt (4), the both ends of spring (8) respectively with the bottom of fixed block (1) and the top fixed connection of semi-circular fastening block (7), the draw-in groove has been seted up to the bottom of semi-circular fastening block (7), the top of draw-in groove is provided with the half slot, the bottom of first connecting band (2) is provided with adjustment mechanism.

2. The indwelling needle fixing device according to claim 1, wherein the adjusting mechanism comprises a first mounting block (9), a second mounting block (10) and a rotating rod (11), the first mounting block (9) and the second mounting block (10) are respectively fixedly connected with two sides of the first connecting band (2), one side of the first mounting block (9) close to the second mounting block (10) is provided with a round hole, one end of the rotating rod (11) is rotatably connected with the wall of the round hole, the other end of the rotating rod (11) passes through the second mounting block (10) and is fixedly connected with a rotating plate (12), the side walls of the rotating plate (12) and the second mounting block (10) are in contact connection, the rod wall of the rotating rod (11) is fixedly connected with a clamping plate (13), two ends of the rotating rod (11) are respectively sleeved with a first torsion spring (14) and a second torsion spring (15), two ends of the first torsion spring (14) are fixedly connected with one side, close to the first mounting block (9) and the clamping plate (13), of the first torsion spring respectively, and the second torsion spring (15) is fixedly connected with one side, close to the second mounting block (10) and the clamping plate (13), of the second torsion spring respectively.

3. The indwelling needle fastening device according to claim 2, wherein the second connecting strap (3) has a plurality of square grooves (16) formed at the lower left end thereof, and the left side of the clamping plate (13) is in contact connection with the walls of the square grooves (16).

4. The indwelling needle fastening device according to claim 1, wherein an elastic band (17) is provided below the semicircular fastening block (7), the left end of the elastic band (17) is fixedly connected to the lower right end of the first connecting band (2), and the right end of the elastic band (17) is fixedly connected to the lower left end of the second connecting band (3).

5. The indwelling needle fastening device according to claim 1, wherein adhesive tape (18) is fixedly attached to both sides of the bottom of the semicircular fastening block (7).

6. The indwelling needle fastening device according to claim 1, wherein the first and second connecting strips (2, 3) are made of skin-friendly material.