CN110721366B

CN110721366B - Medical drip needle structure

Info

Publication number: CN110721366B
Application number: CN201910998042.1A
Authority: CN
Inventors: 鲍天琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-10-02
Anticipated expiration: 2039-10-21
Also published as: CN110721366A

Abstract

The invention provides a medical drip needle structure. The needle comprises a needle head and a clamping sheet arranged on the needle head, and comprises a protection assembly, wherein the protection assembly comprises a protection sheet, the outer side wall of the protection sheet is provided with a containing groove, and the outer side wall of the protection sheet provided with the containing groove is provided with a first bonding layer; two containing grooves are formed in the side wall of the protection sheet adjacent to the first bonding layer, the two containing grooves are respectively located on the left side and the right side of the needle head, the notch of each containing groove faces one side of the needle point of the needle head, a protection air bag is arranged in each containing groove and is in butt joint with an external air source, and the protection air bags can be shielded on the left side and the right side of the needle head after being inflated and expanded; the outer side wall of the protective air bag is provided with a second adhesive layer which is used for being adhered with the skin of the back of the hand of the patient. Two protective air bags can surround the wound side of the back of the hand of the patient pricked by the needle head, can play a role in protection, reduce the probability of relative movement between the needle head and the back of the hand of the patient, and ensure that the medical care experience of the patient is better.

Description

Medical drip needle structure

Technical Field

The invention relates to a medical tool, in particular to a medical drip needle structure.

Background

In medical care, a hanging drop is usually involved, and a common drop injection head structurally comprises a needle head, and a clamping piece is arranged on the needle head.

In the process of hanging the drip infusion, medical staff can hold the tool and clamp the tool on the clamping sheet, the needle head on the drip infusion head is pricked on the back of the hand of a patient, and after the needle is pricked, the medical staff can paste the wound plaster prepared in the medical box in the past on the back of the hand of the patient.

In the above process, the needle of the drip injection head always penetrates into the back of the hand of the patient, and if the relative position relationship between the needle and the back of the hand of the patient cannot be maintained, the back of the hand of the patient is easily injured again.

Disclosure of Invention

In view of the above, the present invention provides a medical drip needle structure, in which a protection air bag inside the structure can surround the wound side of the back of the hand of a patient pricked by a needle after being inflated and expanded, so as to play a role of protection and reduce the probability of relative movement between the needle and the back of the hand of the patient.

In order to solve the technical problems, the technical scheme of the invention is as follows: a medical drip needle structure comprises a needle head and a clamping piece arranged on the needle head, and comprises a protective assembly, wherein the protective assembly comprises a protective piece, a containing groove used for containing the needle head is formed in the outer side wall of the protective piece, a first adhesive layer is arranged on the outer side wall of the protective piece provided with the containing groove, and the first adhesive layer is used for being adhered to the skin of the back of a hand of a patient;

two accommodating grooves are formed in the side wall of the protection sheet adjacent to the first bonding layer, the two accommodating grooves are respectively located on the left side and the right side of the needle head, the notch of each accommodating groove faces one side of the needle point of the needle head, a protection air bag is arranged in each accommodating groove and is in butt joint with an external air source, and the protection air bags can be shielded on the left side and the right side of the needle head after being inflated and expanded;

and a second adhesive layer is arranged on the outer side wall of the protective air bag and is used for adhering to the skin of the back of the hand of the patient.

According to the technical scheme, the needle head is pricked into the back of the hand of the patient, then the protection assembly is adhered to the back of the hand of the patient through the first adhesive layer, the containing groove in the protection sheet is enabled to be mutually embedded with the needle head, the notch of the containing groove faces to the needle point direction of the needle head, the external air source fills air into the protection air bag, the whole protection air bag expands, the protection air bag expands and extends in the direction of the notch of the containing groove until the volume of the protection air bag is maximized, at the moment, the protection air bag is located at the two sides of the needle head, and the second adhesive layer of the protection air bag is adhered to the back of the hand of the patient;

two protective air bags can surround the wound side of the back of the hand of the patient pricked by the needle head, can play a role in protection, reduce the probability of relative movement between the needle head and the back of the hand of the patient, and ensure that the medical care experience of the patient is better.

Preferably, the clamping piece is provided with a mounting hole, and the mounting hole is used for the needle head to pass through;

still include first spacing portion, first spacing portion is including setting up the first cell body on the mounting hole pore wall, install first spacing spring, first spacing spheroid in the first cell body, first spacing spring is used for promoting first spacing spheroid toward the motion of syringe needle direction, the syringe needle surface is equipped with the first caulking groove that supplies the embedding of first spacing spheroid.

Through the technical scheme, the elastic force of the first limiting spring can act on the first limiting ball body, the first limiting ball body is matched with the first caulking groove on the outer surface of the needle head, so that the needle head and the clamping sheet are relatively fixed, and when the needle is inserted, medical personnel can clamp the clamping sheet or the needle head by using a clamping tool according to the operation habit of the medical personnel;

in addition, when the needle head needs to be pulled out, only the clamping piece needs to be fixed, force is applied to the needle head, at the moment, the groove wall of the first caulking groove can generate extrusion force on the first limiting ball body, the first limiting ball body overcomes the elastic action of the first limiting spring, the first limiting ball body can move in the direction deviating from the direction corresponding to the first caulking groove, and the needle head and the clamping piece can move relatively;

of course, the whole clamping sheet can play the role of preventing the needle tip of the needle from accidentally pricking people only by moving the clamping sheet to the needle tip of the needle.

Preferably, a third adhesive layer is arranged on the clamping sheet and used for adhering to the skin of the back of the hand of the patient.

Through above-mentioned technical scheme, after the syringe needle pricked patient's back of the hand, the third adhesive linkage alright and patient's back of the hand skin of holding piece bonded mutually, helped keeping the position relation between syringe needle and the patient's back of the hand.

Preferably, still include the spacing portion of second, the spacing portion of second is including setting up the second cell body on the holding tank cell wall, install the spacing spring of second, the spacing spheroid of second in the second cell body, the spacing spring of second is used for promoting the spacing spheroid of second toward the motion of syringe needle direction, the syringe needle surface is equipped with the second caulking groove that supplies the spacing ball of second to imbed.

Through the technical scheme, the elastic force of the second limiting spring can act on the second limiting ball body, and the second limiting ball body is matched with the second caulking groove on the outer surface of the needle head, so that the needle head and the protective sheet are relatively fixed, and the position relation between the needle head and the back of the hand of a patient is favorably improved;

in addition, when the syringe needle needs to be pulled out, force is applied to the syringe needle, and at the moment, the groove wall of the second caulking groove can generate extrusion force on the second limiting ball body, the second limiting ball body overcomes the elastic action of the second limiting spring, the second limiting ball body can move in the direction deviating from the corresponding second caulking groove, and the syringe needle can move relative to the protective sheet.

Preferably, a notch is formed in the side wall of the protection sheet, which is far away from the first bonding layer, and the notch is communicated with the accommodating groove;

the hemostatic plate is positioned on one side of the notch, the side wall of the hemostatic plate is connected to the end part, close to the opening of the accommodating groove, of the protective air bag, and a wound plaster is mounted on the hemostatic plate and used for being attached to a hand back wound of a patient pricked by the needle.

Through above-mentioned technical scheme, after extracting the syringe needle from the protection piece, through bleeding to protective air bag, but application of force in the hemostasis board that is located protective air bag, the hemostasis board can be towards patient's back of the hand acupuncture mouth position removal, and the adhesive bandage on the hemostasis board can also directly attached in acupuncture mouth department.

Preferably, the lateral wall that the protection plate deviates from the syringe needle point is equipped with the mounting groove, the mounting groove is cylindrical groove, the cover is prevented pricking for the annular of circle to the cross section is equipped with in the mounting groove, the one end of preventing pricking the cover bonds in the tank bottom of mounting groove, and the other end then bonds on the syringe needle lateral wall.

Through above-mentioned technical scheme, when the syringe needle need be extracted, the syringe needle can drive the cover of preventing pricking that is located the mounting groove and remove, along with the syringe needle constantly removes outside the mounting groove, prevents pricking on the cover can constantly be attached to the outside lateral wall of syringe needle, when the syringe needle thoroughly breaks away from the protective sheet, prevents pricking the cover and can directly cover in the needle point department of syringe needle, and then reduces the possibility of being pricked by the syringe needle point.

Drawings

FIG. 1 is a sectional view of the first state of the embodiment, which is used to highlight the structural state of the protection airbag when the protection airbag is not inflated;

FIG. 2 is a schematic front view of the embodiment;

fig. 3 is a sectional structural diagram of a second state of the embodiment, which is used for mainly showing the structural diagram of the protective airbag during inflation.

Reference numerals: 1. a needle head; 2. a clamping piece; 3. a guard assembly; 31. a protective sheet; 4. accommodating grooves; 5. a first adhesive layer; 6. a receiving groove; 7. a protective air bag; 8. an external gas source; 9. a second adhesive layer; 10. mounting holes; 11. a first limiting part; 111. a first tank body; 112. a first limit spring; 113. a first limit sphere; 114. a first caulking groove; 12. a third adhesive layer; 13. a second limiting part; 131. a second tank body; 132. a second limit spring; 133. a second limiting sphere; 134. a second caulking groove; 14. a notch; 15. a hemostasis plate; 16. a bandage is pasted; 17. mounting grooves; 18. a puncture-proof sleeve; 20. a needle tip.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings 1-3 to make the technical solution of the present invention easier to understand and grasp.

The utility model provides a medical care is with bit needle structure, includes syringe needle 1, installs the holding piece 2 on syringe needle 1, is equipped with mounting hole 10 on holding piece 2, and mounting hole 10 supplies syringe needle 1 to pass. Still include first spacing portion 11, first spacing portion 11 is including setting up first cell body 111 on mounting hole 10 pore wall, in this embodiment, the quantity of first cell body 111 is at least two, all first cell bodies 111 use the central axis of syringe needle 1 to be the circumference array distribution as the central line, all install first spacing spring 112 in every first cell body 111, first spacing spheroid 113, first spacing spring 112 is used for promoting first spacing spheroid 113 toward syringe needle 1 lateral wall direction motion, syringe needle 1 surface is equipped with the first caulking groove 114 that supplies first spacing spheroid 113 embedding.

The third adhesive layer 12 is arranged on the clamping sheet 2, and the third adhesive layer 12 is used for adhering to the skin of the back of the hand of the patient.

Still be provided with protective assembly 3, protective assembly 3 includes protection piece 31, and in this embodiment, the shape of protection piece 31 and holding piece 2 is square piece, is parallel arrangement between protection piece 31 and the holding piece 2.

Be equipped with the holding tank 4 that is used for holding syringe needle 1 on the lateral wall of protection piece 31, be equipped with first adhesive linkage 5 on the protection piece 31 lateral wall that is provided with holding tank 4, first adhesive linkage 5 is used for bonding mutually with patient's back of the hand skin.

Be equipped with two on the protection piece 31 lateral wall adjacent to first adhesive linkage 5 and accomodate groove 6, two are accomodate groove 6 and are located the left and right sides of syringe needle 1 respectively, accomodate groove 6's notch and towards syringe needle 1's needle point 20 one side, every is accomodate and all is provided with protective airbag 7 in the groove 6, protective airbag 7 lateral wall bonds with the tank bottom of accomodating groove 6, protective airbag 7 is to joint in outside air supply 8, protective airbag 7 aerifys to expand the back and can shelter from in the syringe needle 1 left and right sides.

Still include the spacing portion 13 of second, the spacing portion 13 of second is including setting up the second cell body 131 on the cell wall of holding tank 4, in this embodiment, the quantity of second cell body 131 is at least two, all second cell bodies 131 use the central axis of syringe needle 1 to be the circumference array distribution as the central line, all install the spacing spring 132 of second in every second cell body 131, the spacing spheroid 133 of second, the spacing spring 132 of second is used for promoting the spacing spheroid 133 of second toward the motion of syringe needle 1 direction, syringe needle 1 surface is equipped with the second caulking groove 134 that supplies the spacing spheroid of second embedding.

In addition, a second adhesive layer 9 is arranged on the outer side wall of the protective air bag 7, and the second adhesive layer 9 is used for adhering to the skin of the back of the hand of the patient.

The side wall of the protective sheet 31 facing away from the first adhesive layer 5 is provided with a notch 14, and the notch 14 is communicated with the accommodating groove 6. Still include hemostasis board 15, hemostasis board 15 is located notch 14 one side, and 15 lateral walls of hemostasis board are connected and are close to holding tank 4 open-ended tip at protective air bag 7, and hemostasis board 15 is close to and installs adhesive bandage 16 on the lateral wall of patient's back of the hand, and adhesive bandage 16's effective hemostasis face also faces patient's back of the hand one side, and adhesive bandage 16 also can face patient's back of the hand one side, and adhesive bandage 16 is used for attaching on the wound of patient's back of the hand that syringe needle 1 pricked.

Be equipped with mounting groove 17 on the lateral wall that deviates from syringe needle 1 needle point 20 at protection plate 31, mounting groove 17 is cylindrical groove, is equipped with the cross section in the mounting groove 17 and prevents pricking cover 18 for the annular of circle, prevents pricking the tank bottom that cover 18's one end bonds in mounting groove 17, and the other end then bonds on syringe needle 1 lateral wall.

In the specific implementation process:

(1) the containing groove 4 on the protective sheet 31 is inserted into the transfusion tube at the end part of the needle 1 in advance;

(2) in the process of inserting the needle, the needle head 1 penetrates through the mounting hole 10 of the clamping piece 2, the first limiting ball 113 in the first limiting part 11 is clamped in the first caulking groove 114, the medical staff can clamp the needle head 1 or the clamping piece 2 by using a clamping tool, and the needle point 20 of the needle head 1 can be inserted into the back of the hand of the patient;

(3) sheathing a protection sheet 31 positioned in an infusion tube into the needle head 1, clamping a second limiting ball 133 in the protection sheet 31 into a second caulking groove 134, enabling an opening of a containing groove 6 on the protection sheet 31 to face one side of a needle head 1 needle point 20, filling gas into a protection air bag 7 by an external gas source 8, expanding the protection air bag 7 and extending towards one side of the needle head 1 needle point 20, adhering a second adhesive layer 9 of the protection air bag 7 to the back of a hand of a patient when the protection air bag 7 is in a maximum state, and adhering the end part of a puncture-preventing sleeve 18 to the outer side wall of the needle head 1 to finish protection work;

(4) when pulling out the needle, medical personnel can hold the centre gripping instrument, and the centre gripping instrument centre gripping is in syringe needle 1, because the centre gripping piece 2, protection piece 31 have been fixed, syringe needle 1 can overcome the conflict power of first spacing spheroid 113 and the spacing spheroid 133 of second, and the pillow can be followed patient's arm and extracted, and meanwhile, outside air supply 8 will be bled from protection gasbag 7, and medical personnel applies force in hemostasis board 15 toward patient's back of the hand, and bandage 16 on the hemostasis board 15 alright attached in the puncture needle department of syringe needle 1.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims

1. The utility model provides a medical care is with bit needle structure, includes syringe needle (1), installs holding piece (2) on syringe needle (1), characterized by: the needle protection device comprises a protection component (3), wherein the protection component (3) comprises a protection sheet (31), the outer side wall of the protection sheet (31) is provided with a containing groove (4) for containing a needle head (1), the outer side wall of the protection sheet (31) provided with the containing groove (4) is provided with a first bonding layer (5), and the first bonding layer (5) is used for bonding with the skin of the back of a hand of a patient;

two accommodating grooves (6) are formed in the side wall of the protective sheet (31) adjacent to the first bonding layer (5), the two accommodating grooves (6) are respectively located on the left side and the right side of the needle head (1), the notch of each accommodating groove (6) faces towards one side of the needle point (20) of the needle head (1), a protective air bag (7) is arranged in each accommodating groove (6), the protective air bags (7) are butted with an external air source (8), and the protective air bags (7) can be shielded on the left side and the right side of the needle head (1) after being inflated and expanded;

the outer side wall of the protective air bag (7) is provided with a second adhesive layer (9), and the second adhesive layer (9) is used for being adhered to the skin of the back of the hand of a patient.

2. A medical drip needle structure according to claim 1, wherein: the clamping piece (2) is provided with a mounting hole (10), and the mounting hole (10) is used for the needle head (1) to pass through;

still include first spacing portion (11), first spacing portion (11) is including setting up first cell body (111) on mounting hole (10) pore wall, install first spacing spring (112), first spacing spheroid (113) in first cell body (111), first spacing spring (112) are used for promoting first spacing spheroid (113) toward syringe needle (1) direction motion, syringe needle (1) surface is equipped with first caulking groove (114) that supplies first spacing spheroid (113) embedding.

3. The structure of a medical drip needle according to claim 2, wherein: and a third adhesive layer (12) is arranged on the clamping sheet (2), and the third adhesive layer (12) is used for being adhered to the skin of the back of the hand of the patient.

4. A medical drip needle structure according to claim 1 or 3, wherein: still include spacing portion of second (13), spacing portion of second (13) is including setting up second cell body (131) on holding tank (4) cell wall, install spacing spring of second (132), the spacing spheroid of second (133) in second cell body (131), spacing spring of second (132) is used for promoting the spacing spheroid of second (133) toward syringe needle (1) direction motion, syringe needle (1) surface is equipped with second caulking groove (134) that supply the spacing ball of second to imbed.

5. A medical drip needle structure according to claim 3, wherein: a notch (14) is formed in the side wall, away from the first bonding layer (5), of the protective sheet (31), and the notch (14) is communicated with the accommodating groove (6);

still include hemostasis board (15), hemostasis board (15) are located notch (14) one side, hemostasis board (15) lateral wall is connected and is close to holding tank (4) open-ended tip at protective air bag (7), install adhesive bandage (16) on hemostasis board (15), adhesive bandage (16) are used for attached on the patient back of the hand wound that pricks of syringe needle (1).

6. A medical drip needle structure according to claim 1, wherein: the utility model discloses a syringe needle, including mounting groove (17), mounting groove (17) are cylindrical groove, the cross section is equipped with in mounting groove (17) and prevents pricking cover (18) for the annular, the one end of preventing pricking cover (18) is cup jointed in the inner wall of mounting groove (17), the other end of preventing pricking cover (18) then cup joints on syringe needle (1) lateral wall, syringe needle (1) passes prevent pricking cover (18).