CN217245963U

CN217245963U - Portable insulin pen needle dismounting device

Info

Publication number: CN217245963U
Application number: CN202123225874.1U
Authority: CN
Inventors: 韩玲; 解芳; 李艳芳; 李发秀; 李梦琪; 文雯
Original assignee: First People's Hospital Of Xining
Current assignee: First People's Hospital Of Xining
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-08-23
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a portable insulin pen syringe needle dismounting device, include: the protective cylinder is cylindrical and hollow, and openings are formed in the two ends of the protective cylinder; the left end of the protective cylinder is connected with the handle; the inner cavity of the protective cylinder is connected with a piston block in a sliding manner; one end of the piston block is spirally connected with an action rod; 4 claw-shaped frameworks are inserted in the middle position of the other end of the piston block along the circumference; one end of the action rod, which penetrates through the handle and is outside the protective cylinder, is sleeved with a compression spring; the sleeve is sleeved outside the protective tube, so that the needle stick injury possibly caused when the needle head is separated is effectively avoided, and the effect of convenient carrying is also effectively achieved. Not only increase nurse's security of practicing, improve work efficiency, reduce the risk of hospital sense. The device can also be recommended to be used by patients at home, is simple, small and exquisite, convenient to carry, simple and fast to operate, cost-saving, firm, durable and safe.

Description

Portable insulin pen needle dismounting device

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a portable insulin pen syringe needle dismounting device.

Background

Insulin pen is an insulin injection device, and the size is close with the pen, and insulin is put into wherein with the mode of refill, and insulin pen front end is settled the syringe needle and just can be injected insulin, takes off from insulin pen after the injection, when injecting once more, settles the syringe needle again. However, there is no insulin needle removing device available clinically, and there is a certain risk of needle stick injury in hospital or home after each injection of insulin. After the insulin pen is injected, the insulin pen needle needs to be removed according to requirements, and the injection needle is short, thin and sharp, so that the insulin pen needle is operated by bare hands or removed by means of a clamp in a conventional taking method. The mode of removing the needle by bare hands is to take off the used needle by rotating the insulin needle by thumb and forefinger, so that the operation is easy to cause needle stick injury, the occupational exposure chance is increased, and the risk also exists in the patients who need insulin injection outside the hospital. The pliers in the prior art also have the same drawback when being used for disassembling the needle head, and simultaneously reduce the working efficiency of nursing staff.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a portable insulin pen syringe needle dismounting device, the device easily takes place the acupuncture when dismantling the insulin syringe needle among the prior art and injures risk and inefficiency, the not portable's technical problem.

For realizing the purpose of the utility model, the utility model adopts the following technical scheme: a portable insulin pen needle dismounting device comprises: the protective device comprises a protective cylinder, a handle and an action rod, wherein the protective cylinder is cylindrical and hollow, and openings are formed in two ends of the protective cylinder; the left end of the protective cylinder is connected with the handle; the inner cavity of the protective cylinder is connected with a piston block in a sliding manner; one end of the piston block is spirally connected with an action rod; 4 claw-shaped frameworks are inserted in the middle position of the other end of the piston block along the circumference; the action rod penetrates through the handle, and a compression spring is sleeved at one end outside the protective cylinder; the outer side of the protective sleeve is sleeved with a sleeve.

Furthermore, two sides of the outer side of one end of the protective cylinder are respectively provided with a groove; the two sides of the inner side of the cylinder sleeve are respectively provided with a convex block; the groove is matched with the lug.

Furthermore, an external thread is arranged at one end of the action rod connected with the piston block; one end of the piston block is provided with an internal thread; the external thread of the action rod is matched with the internal thread of the piston block.

Furthermore, two ends of the handle are respectively in a semicircular arc shape; a round hole is formed in the middle of the handle; the diameter of the round hole is smaller than the diameters of the protective sleeve and the compression spring; the action rod penetrates through the round hole and is inserted into the inner cavity of the pile casing.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model discloses in avoid the acupuncture that probably arouses to hinder when separating the syringe needle effectively, also effectual effect of conveniently carrying has played. Not only increase nurse's security of practicing the trade, improve work efficiency, reduce the risk of hospital's sense. The medical instrument can also recommend the patient to use at home, is simple, small and exquisite, convenient to carry, simple and fast to operate, cost-saving, firm, durable and safe.

Drawings

FIG. 1 is a schematic structural view of a portable insulin pen needle detaching device of the present invention;

fig. 2 is a schematic diagram of an explosion structure of the portable insulin pen needle detaching device of the present invention;

FIG. 3 is a schematic cross-sectional view of the portable insulin pen needle detaching device of the present invention;

in the figure: the device comprises a protective cylinder-1, a groove-101, a handle-2, a round hole-201, an action rod-3, a compression spring-4, a claw-shaped framework-5, a piston block-6, a sleeve-7 and a bump-701.

Detailed Description

The drawings in the embodiments of the present invention will be combined; to the technical scheme in the embodiment of the utility model, clearly, describe completely:

as shown in fig. 1-3, a portable insulin pen needle detaching device comprises: the device comprises a protective cylinder 1, a handle 2 and an action rod 3, wherein the protective cylinder 1 is cylindrical and hollow, and openings are formed in two ends of the protective cylinder; the left end of the protective cylinder 1 is connected with the handle 2; the inner cavity of the protective cylinder 1 is connected with a piston block 6 in a sliding way; one end of the piston block 6 is spirally connected with the action rod 3, so that the piston block is convenient for operators to replace; 4 claw-shaped frameworks 5 are inserted in the middle position of the other end of the piston block 6 along the circumference, so that the needle head can be conveniently grabbed and the fixing effect can be realized; the action rod 3 penetrates through the handle 2, and a compression spring 4 is sleeved at one end outside the protective cylinder 1 to play a role in pressing stably; the sleeve 7 is sleeved on the outer side of the protective barrel 1, and the dustproof and portable effect is achieved.

Specifically, two sides of the outer side of one end of the casing 1 are respectively provided with a groove 101; the two sides of the inner side of the cylinder sleeve 7 are respectively provided with a convex block 701; the groove 101 and the projection 701 are matched.

Specifically, an external thread is arranged at one end of the action rod 3 connected with the piston block 6; one end of the piston block 6 is provided with internal threads; the external thread of the action rod 3 is matched with the internal thread of the piston block 6, so that the grabbing head can be conveniently replaced by an operator.

Specifically, two ends of the handle 2 are respectively in a semicircular arc shape; a round hole 201 is arranged in the middle of the handle 2; the diameter of the round hole 201 is smaller than the diameters of the protective sleeve 1 and the compression spring 4; action pole 3 pass through round hole 201 and insert and protect a 1 inner chamber, be convenient for compression spring 4 plays fine effort between action pole 3 and handle 2.

When in use, one end of the action rod 3 with external thread passes through the compression spring 4 and is inserted into the inner cavity of the protective cylinder 1, an operator presses one end of the action rod 3 to push the end with external thread out of the other end of the protective cylinder, the piston block 6 inserted with 4 claw-shaped frameworks 5 is connected with the external thread end of the action rod 3 in a threaded manner to form a grabbing head, when the needle head is grabbed, the operator only needs to press one end of the action rod 3, the 4 claw-shaped frameworks 5 on the grabbing head at the other end extend outwards, after the needle head to be replaced is grabbed, the pressed end is slowly released, under the reaction force of the compression spring 4, the 4 claw-shaped frameworks 5 on the grabbing head slowly shrink under the action force of the outer edge of the protective cylinder 1 to firmly grab the needle head, the operator only needs to turn the device to take off the needle head, the protective action is good, the needle head is prevented from being carelessly pricked, and if the device is used for a long time, the piston block 6 can be replaced at any time when the head grabbing part is damaged, the service life of the device is effectively prolonged, and after the needle head is thrown away, the sleeve 7 is sleeved on the needle head, so that the needle head is convenient to carry by an operator.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention, and all the technical solutions and the improvement concepts should be covered by the scope of the present invention.

Claims

1. A portable insulin pen needle dismounting device comprises: the protective device comprises a protective cylinder (1), a handle (2) and an action rod (3), and is characterized in that the protective cylinder (1) is cylindrical and hollow, and openings are formed at two ends of the protective cylinder; the left end of the protective cylinder (1) is connected with the handle (2); the inner cavity of the protective cylinder (1) is connected with a piston block (6) in a sliding way; one end of the piston block (6) is spirally connected with an action rod (3); 4 claw-shaped frameworks (5) are inserted in the middle position of the other end of the piston block (6) along the circumference; one end of the action rod (3) penetrating through the handle (2) and outside the protective cylinder (1) is sleeved with a compression spring (4); the outer side of the protective cylinder (1) is sleeved with a sleeve (7).

2. The portable insulin pen needle detaching device according to claim 1, wherein: two sides of the outer side of one end of the protective cylinder (1) are respectively provided with a groove (101); the two sides of the inner side of the sleeve (7) are respectively provided with a convex block (701); the groove (101) is matched with the bump (701).

3. The portable insulin pen needle detaching device as recited in claim 1, wherein: the end of the action rod (3) connected with the piston block (6) is provided with an external thread; one end of the piston block (6) is provided with an internal thread; the external thread of the action rod (3) is matched with the internal thread of the piston block (6).

4. The portable insulin pen needle detaching device according to claim 3, wherein: two ends of the handle (2) are respectively in a semicircular arc shape; a round hole (201) is arranged in the middle of the handle (2); the diameter of the round hole (201) is smaller than the diameters of the protective sleeve (1) and the compression spring (4); the action rod (3) penetrates through the round hole (201) and is inserted into the inner cavity of the pile casing (1).