CN214129774U

CN214129774U - Needle tail removing indwelling needle for children

Info

Publication number: CN214129774U
Application number: CN202022868444.0U
Authority: CN
Inventors: 韩世宝
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-09-07
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a child removes the needle tail and keeps somewhere the needle, belong to and keep somewhere needle technical field, including annotating liquid joint Assembly, hose assembly, the puncture steel needle, keep somewhere hose and needle file, hose assembly respectively with the lateral wall fixed connection who annotates liquid joint Assembly and needle file, the cylinder groove has been seted up to the upper end of needle file, through the round hole and the upper end fixed connection who keeps somewhere the hose between the tank bottom department in cylinder groove and the lower extreme of needle file, puncture steel needle cup joints with the interior pipe wall slip of keeping somewhere the hose, two first draw-in grooves have been seted up to the notch department symmetry in cylinder groove, two first draw-in grooves are the L shape structure of invering, the needle file has cup jointed the connecting pipe through the cylinder groove slip, two first fixture blocks of symmetry. The utility model discloses, can reduce the volume of keeping somewhere needle tail department, it is very firm when keeping somewhere the needle fixedly moreover, be difficult for arousing because of rocking to press complications such as sore and phlebitis, also make things convenient for the nurse to handle the nook closing member after using fast simultaneously.

Description

Needle tail removing indwelling needle for children

Technical Field

The utility model relates to an indwelling needle technical field especially relates to child removes needle tail and keeps somewhere the needle.

Background

The indwelling needle is also called as venous trocar, the core component comprises a soft catheter which can be indwelling in the blood vessel and a stainless puncture guiding needle core, when in use, the catheter and the needle core are punctured into the blood vessel together, after the catheter completely enters the blood vessel, the needle core is withdrawn, and the soft catheter is only indwelling in the blood vessel so as to carry out infusion treatment, thereby greatly reducing the pain of the sick child caused by repeated venipuncture and the fear feeling during injection, and reducing the workload of nurses.

At present, although an indwelling needle can reduce the workload of a through hole and a nurse of an infant patient, the structure of the needle tail of the indwelling needle is large, and when the indwelling needle is fixed by using a sterile patch, the area of the back of the hand of the infant patient is small, the fixation is not firm, and complications such as pressure sore and phlebitis are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the structure of the needle tail of the indwelling needle in the prior art is large, when the aseptic plaster is used for fixing, the area of the back of the hand of the infant is small, the fixation is not firm, and the complications such as pressure sore and phlebitis are caused easily, and the proposed needle tail of the infant is removed to keep somewhere the needle.

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

the infant needle-tail-removing indwelling needle comprises a liquid injection joint component, a hose component, a puncture steel needle, an indwelling hose and a needle seat, wherein the hose component is respectively and fixedly connected with the side walls of the liquid injection joint component and the needle seat, the upper end of the needle seat is provided with a cylindrical groove, a silica gel pad is fixedly connected in the cylindrical groove, the groove bottom of the cylindrical groove and the lower end of the needle seat are fixedly connected with the upper end of the indwelling hose through a round hole, the puncture steel needle is in sliding sleeve connection with the inner wall of the indwelling hose, two first clamping grooves are symmetrically formed in the notch of the cylindrical groove, both the first clamping grooves are inverted L-shaped structures, the needle seat is in sliding sleeve connection with a connecting pipe through the cylindrical groove, two first clamping blocks are symmetrically and fixedly connected on the pipe wall of the connecting pipe, both the first clamping blocks are inverted L-shaped structures, and the first clamping blocks are matched with the first clamping grooves, the upper end mouth of pipe department of connecting pipe is connected with needle tail fixed establishment, needle tail fixed establishment is connected with the upper end of puncture steel needle.

Preferably, the needle tail fixing mechanism comprises a sleeve fixed at a pipe orifice at the upper end of the connecting pipe, a needle cap is sleeved in the sleeve in a sliding manner, the upper end of the puncture steel needle penetrates through the silica gel pad and the connecting pipe and is fixedly connected with the lower end of the needle cap, two second clamping grooves are symmetrically formed in the pipe orifice at the upper end of the sleeve, the second clamping grooves are both inverted L-shaped structures, a cylindrical plug is sleeved in the sleeve in a sliding manner, two second clamping blocks are symmetrically and fixedly connected with the side wall of the cylindrical plug, the two second clamping blocks are both inverted L-shaped structures, the second clamping blocks are matched with the second clamping grooves, the lower end of the cylindrical plug is connected with the upper end of the needle cap, and two sealing rings are fixedly connected with the side wall of the cylindrical plug.

Preferably, the lower end of the cylindrical plug is provided with a rectangular groove, the upper end of the needle cap is fixedly connected with a rectangular block, the rectangular groove is matched with the rectangular block, and two wing plates which are obliquely arranged are fixedly connected at the edge of the upper end of the cylindrical plug.

Preferably, the inner wall fixedly connected with rubber circle and holding ring of connecting pipe, rubber circle and holding ring all cup joint with the lateral wall slip of puncture steel needle.

Preferably, the first clamping groove and the second clamping groove have the same structural size, and the first clamping block and the second clamping block have the same structural size.

Compared with the prior art, the utility model provides a child removes the needle tail and keeps somewhere the needle, possesses following beneficial effect:

1. the infant needle-tail-removing indwelling needle is provided with the connecting pipe and the sleeve pipe, the sleeve pipe and the connecting pipe are rotated by hands, the first clamping block is separated from the first clamping groove on the needle base when the connecting pipe is rotated, thereby being capable of pulling the wing plate by hand to move the sleeve and the connecting pipe, driving the needle cap to draw the puncture steel needle out of the indwelling hose when the connecting pipe moves, further completing the puncture work of the indwelling needle, then the wing plate is rotated by hands to rotate the cylindrical plug, the cylindrical plug drives the second clamping block to be separated from the second clamping groove when rotating, then the cylindrical plug is drawn out and quickly inserted into the cylindrical groove on the needle seat, then the cylindrical plug is rotated to ensure that the second clamping block is clamped with the first clamping groove on the needle seat, further can finish plugging the cylindrical groove on the needle seat, thereby reducing the volume of the needle tail of the remaining needle, when the aseptic patch is used for fixation, the wing plate can be contacted with the back of the hand of a child patient, so that complications such as pressure sore, phlebitis and the like easily caused by shaking at the needle tail of the indwelling needle after fixation are avoided.

2. This child removes needle tail and keeps somewhere needle, connecting pipe and sleeve pipe through being equipped with, when taking out the puncture steel needle, hold between the fingers connecting pipe and sleeve pipe with the hand, the syringe needle department with the puncture steel needle supports hard thing, press down sleeve pipe and connecting pipe perpendicularly hard, and then make the puncture steel needle slide in holding ring and the rubber circle in the connecting pipe, make in the syringe needle indentation connecting pipe of puncture steel needle, thereby can make things convenient for the puncture steel needle after the nurse rapid processing uses, the hand of avoiding stabbing the staff when handling abandonment needle core arouses cross infection, cylinder stopper and pterygoid lamina are fixed on the needle file simultaneously, make things convenient for the nurse to take off when changing the indwelling needle and keep somewhere the hose.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, can reduce the volume of keeping somewhere needle tail department, very firm when the needle is kept somewhere in the fixed moreover, difficult because of rocking arousing to press complications such as sore and phlebitis, also make things convenient for the nurse to handle the nook closing member after using fast simultaneously.

Drawings

FIG. 1 is a schematic structural view of an indwelling needle for removing the needle tail of a child according to the present invention;

FIG. 2 is an exploded view of the needle-tail fixing mechanism of the infant needle-tail-removing indwelling needle according to the present invention;

FIG. 3 is a cross-sectional view of the connecting tube and the sleeve in the infant needle-tail-removing indwelling needle provided by the present invention;

FIG. 4 is a schematic view of the connection structure of the circular plunger and the needle seat of the infant needle-tail-removing indwelling needle provided by the present invention;

fig. 5 is a sectional view of the needle seat of the needle-tail-removing indwelling needle for children according to the present invention.

In the figure: 1. a needle seat; 2. a connecting pipe; 3. a sleeve; 4. a wing plate; 5. a cylindrical plug; 6. a liquid injection joint assembly; 7. a hose assembly; 8. a hose is left; 9. puncturing a steel needle; 10. a second fixture block; 11. a seal ring; 12. a second card slot; 13. a first clamping block; 14. a first card slot; 15. a positioning ring; 16. a needle cap; 17. a rubber ring; 18. a rectangular block; 19. a silica gel pad.

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. 1-5, the needle for the infant to remove the needle tail and keep the needle comprises a liquid injection joint assembly 6, a hose assembly 7, a puncture steel needle 9, a keep-alive hose 8 and a needle base 1, wherein the hose assembly 7 is respectively and fixedly connected with the side walls of the liquid injection joint assembly 6 and the needle base 1, the upper end of the needle base 1 is provided with a cylindrical groove, a silica gel pad 19 is fixedly connected in the cylindrical groove, the silica gel pad 19 is automatically closed when the puncture steel needle 9 is taken out, so as to seal the needle base 1, the groove bottom of the cylindrical groove and the lower end of the needle base 1 are fixedly connected with the upper end of the hose 8 through a circular hole, the puncture steel needle 9 is slidably sleeved with the inner pipe wall of the keep-alive hose 8, two first clamping grooves 14 are symmetrically arranged at the notch of the cylindrical groove, the two first clamping grooves 14 are inverted L-shaped structures, the needle base 1 is slidably sleeved with a connecting pipe 2 through the cylindrical groove, and two first clamping blocks 13 are symmetrically and fixedly connected on the pipe wall of the connecting pipe 2, two first fixture blocks 13 are the L shape structure of invering, and first fixture block 13 cooperatees with first draw-in groove 14, and the upper end mouth of pipe department of connecting pipe 2 is connected with needle tail fixed establishment, and needle tail fixed establishment is connected with the upper end of puncture steel needle 9, and the inner wall fixedly connected with rubber circle 17 and holding ring 15 of connecting pipe 2, rubber circle 17 and holding ring 15 all cup joint with the lateral wall slip of puncture steel needle 9.

The needle tail fixing mechanism comprises a sleeve 3 fixed at a pipe orifice at the upper end of a connecting pipe 2, a needle cap 16 is sleeved in the sleeve 3 in a sliding manner, the upper end of a puncture steel needle 9 penetrates through a silica gel pad 19 and the connecting pipe 2 and is fixedly connected with the lower end of the needle cap 16, two second clamping grooves 12 are symmetrically formed in the pipe orifice at the upper end of the sleeve 3, the two second clamping grooves 12 are of inverted L-shaped structures, a cylindrical plug 5 is sleeved in the sleeve 3 in a sliding manner, two second clamping blocks 10 are symmetrically and fixedly connected with the side wall of the cylindrical plug 5, the two second clamping blocks 10 are of inverted L-shaped structures, the second clamping blocks 10 are matched with the second clamping grooves 12, the cylindrical plug 5 is connected with the sleeve 3 through the second clamping blocks 10 and can abut against the needle cap 16, the wire penetrating steel needle 9 is prevented from sliding during needle pricking, the lower end of the cylindrical plug 5 is connected with the upper end of the needle cap 16, two sealing rings 11 are fixedly connected with the side wall of the cylindrical plug 5, and the sealing rings 11 can increase the sealing performance when the cylindrical plug 5 is clamped with the cylindrical groove and the sleeve 3, the rectangular channel has been seted up to the lower extreme of cylinder stopper 5, the upper end fixedly connected with rectangular block 18 of needle cap 16, the rectangular channel cooperatees with rectangular block 18, puncture steel needle 9 takes place rotatoryly when the rectangular channel cooperatees with rectangular block 18 can prevent to prick the needle, the pterygoid lamina 4 that two slopes of the upper end edge fixedly connected with of cylinder stopper 5 set up, the structure size of first draw-in groove 14 and second draw-in groove 12 is the same, the structure size of first fixture block 13 and second fixture block 10 is the same.

In the utility model, after the remaining needle is punctured to the vein of the infant, the sleeve 3 and the connecting pipe 2 are rotated by hand, the first clamping block 13 is separated from the first clamping groove 14 on the needle base 1 when the connecting pipe 3 is rotated, and then the wing plate 4 can be pulled by hand to move the sleeve 3 and the connecting pipe 2, the needle cap 16 is driven when the connecting pipe 2 is moved to draw the puncture steel needle 9 out of the remaining hose 8, and then the puncture work of the remaining needle is completed, then the wing plate 4 is rotated by hand to rotate the cylindrical plug 5, the cylindrical plug 5 drives the second clamping block 10 to be separated from the second clamping groove 12 when being rotated, then the cylindrical plug 5 is drawn out and is rapidly inserted into the cylindrical groove on the needle base 1, then the cylindrical plug 5 is rotated to clamp the second clamping block 10 with the first clamping groove 14 on the needle base 1, and then the cylindrical groove on the needle base 1 can be plugged, thereby reducing the volume of the remaining needle tail, when the remaining needle is fixed by using the aseptic plaster, pterygoid lamina 4 can contact with the back of the hand of infant, avoid keeping somewhere needle tail department after fixed to take place to rock and arouse easily to press complications such as sore and phlebitis, cylinder stopper 5 and pterygoid lamina are fixed on needle file 1 simultaneously, make things convenient for the nurse to take off when changing and keep somewhere the needle and keep somewhere hose 8, when taking puncture steel needle 9 out, hold between the fingers connecting pipe 2 and sleeve pipe 3 with the hand, the syringe needle department with puncture steel needle 9 supports hard thing, press sleeve pipe 3 and connecting pipe 2 perpendicularly hard, and then make puncture steel needle 9 slide in holding ring 15 and the rubber circle 17 in connecting pipe 2, make puncture steel needle 9's syringe needle indentation connecting pipe 2 in, thereby can make things convenient for the puncture steel needle 9 after the nurse rapid processing uses, avoid stabbing staff's hand when handling the abandonment needle core and arouse cross infection.

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 infant needle-tail-removing indwelling needle comprises a liquid injection joint component (6), a hose component (7), a puncture steel needle (9), an indwelling hose (8) and a needle seat (1), wherein the hose component (7) is fixedly connected with the side walls of the liquid injection joint component (6) and the needle seat (1) respectively, the infant needle-tail-removing indwelling needle is characterized in that a cylindrical groove is formed in the upper end of the needle seat (1), a silica gel pad (19) is fixedly connected in the cylindrical groove, the groove bottom of the cylindrical groove and the lower end of the needle seat (1) are fixedly connected with the upper end of the indwelling hose (8) through a round hole, the puncture steel needle (9) is in sliding sleeve joint with the inner pipe wall of the indwelling hose (8), two first clamping grooves (14) are symmetrically formed in the groove opening of the cylindrical groove, the two first clamping grooves (14) are of inverted L-shaped structures, and a connecting pipe (2) is in sliding sleeve joint with the needle seat (1) through the cylindrical groove, the utility model discloses a puncture needle, including connecting pipe (2), first fixture block (13), two first fixture block (13) of symmetry fixedly connected with on the pipe wall of connecting pipe (2), two first fixture block (13) are the L shape structure of invering, first fixture block (13) cooperate with first draw-in groove (14), the upper end mouth of pipe department of connecting pipe (2) is connected with needle tail fixed establishment, needle tail fixed establishment is connected with the upper end of puncture steel needle (9).

2. The pediatric needle-tail-removing indwelling needle according to claim 1, wherein the needle-tail fixing mechanism comprises a sleeve (3) fixed at a pipe orifice at the upper end of the connecting pipe (2), a needle cap (16) is slidably sleeved in the sleeve (3), the upper end of the puncture steel needle (9) penetrates through the silica gel pad (19) and the connecting pipe (2) and is fixedly connected with the lower end of the needle cap (16), two second clamping grooves (12) are symmetrically formed in the pipe orifice at the upper end of the sleeve (3), both the two second clamping grooves (12) are inverted L-shaped structures, a cylindrical plug (5) is slidably sleeved in the sleeve (3), two second clamping blocks (10) are symmetrically and fixedly connected to the side wall of the cylindrical plug (5), both the two second clamping blocks (10) are inverted L-shaped structures, and the second clamping blocks (10) are matched with the second clamping grooves (12), the lower end of the cylindrical plug (5) is connected with the upper end of the needle cap (16), and two sealing rings (11) are fixedly connected to the side wall of the cylindrical plug (5).

3. The pediatric needle-tail-removing indwelling needle according to claim 2, wherein a rectangular groove is formed at the lower end of the cylindrical plug (5), a rectangular block (18) is fixedly connected to the upper end of the needle cap (16), the rectangular groove is matched with the rectangular block (18), and two wing plates (4) which are obliquely arranged are fixedly connected to the corners of the upper end of the cylindrical plug (5).

4. The pediatric needle-tail-removing indwelling needle according to claim 1, wherein a rubber ring (17) and a positioning ring (15) are fixedly connected to the inner wall of the connecting tube (2), and both the rubber ring (17) and the positioning ring (15) are slidably sleeved with the side wall of the puncture steel needle (9).

5. The pediatric needle-tail-removal indwelling needle according to claim 2, wherein the first notch (14) and the second notch (12) have the same structural dimension, and the first block (13) and the second block (10) have the same structural dimension.