CN215024125U

CN215024125U - Insulin pen puncture-preventing device

Info

Publication number: CN215024125U
Application number: CN202120623078.4U
Authority: CN
Inventors: 许娟
Original assignee: Henan Provincial Peoples Hospital
Current assignee: Henan Provincial Peoples Hospital
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-12-07
Anticipated expiration: 2031-03-26

Abstract

The utility model provides an insulin pen prevents stabbing device, includes hollow body of a writing brush, open body downside has the open slot, body downside is provided with the depression bar, the depression bar with open slot sliding connection, the hollow sleeve pipe of the inner fixedly connected with of depression bar, sleeve pipe downside outside is provided with hollow fixed pipe, a plurality of the same, the even slider of distribution of size of outer circumference fixedly connected with in sleeve pipe lower part, the sleeve pipe is seen the lower extreme and is opened the recess that has a plurality of cockscomb structure. The utility model discloses having solved the inconvenient carrying of current insulin pen, insulin pen's felting needle diameter is less, and the felting needle can puncture the needle cap lateral wall very easily in the use, leads to patient or hospital nursing staff to be stabbed by the needle point when the operation easily, has the problem of very big infection patient or medical staff risk.

Description

Insulin pen puncture-preventing device

Technical Field

The utility model belongs to the technical field of medical instrument and specifically relates to a device is prevented stabbing by insulin pen is related to.

Background

As the pace of life of people is accelerated, more and more people do not pay attention to diet sanitation, so that many people suffer from diabetes; for diabetics, many of them have to inject several times a day, usually after eating, and therefore need to carry insulin syringes with them wherever they go; the popularization and the use of the insulin pen can greatly facilitate the use of the patients, the insulin pen can be repeatedly used for the same patient, the diameter of the insulin pen is small, and the cap wall of the needle cap is too thin, so that the side wall of the needle cap is easy to puncture, the patient or hospital nursing personnel is easy to be punctured by the needle point during the operation, and the great risk of infecting the patient or the medical personnel exists; therefore, an insulin pen puncture-proof device is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide an insulin pen prevents stabbing device, effectively solved the inconvenient carrying of current insulin pen, the felting needle diameter of insulin pen is less, and the felting needle can puncture the needle cap lateral wall very easily at the use, leads to patient or hospital nursing staff to be stabbed by the needle point when the operation easily, has the problem of very big infection patient or medical staff risk.

In order to solve the above problems, the utility model adopts the following technical proposal:

an insulin pen puncture-preventing device comprises a hollow pen body, wherein an open slot is formed in the lower side of the pen body, a pressing rod is arranged on the lower side of the pen body and is connected with the open slot in a sliding manner, a hollow sleeve is fixedly connected to the inner end of the pressing rod, a hollow fixed tube is arranged outside the lower side of the sleeve, a plurality of sliders with the same size and uniform distribution are fixedly connected to the outer circumference of the lower portion of the sleeve, a plurality of serrated grooves are formed in the lower end of the sleeve, a moving tube is connected to the lower portion of the inner wall of the sleeve in a sliding manner, a plurality of fixture blocks with the same size and uniform distribution are fixedly connected to the upper end of the outer circumference of the moving tube, and a puncture needle is rotatably connected to the lower end of the moving tube; the first extension spring is sleeved outside the upper side of the sleeve.

Preferably, the upper side of the inner wall of the fixed pipe is provided with a plurality of sliding grooves which are the same in size and are uniformly distributed, the sliding block is connected with the sliding grooves in a sliding manner, the outer circumference of the lower side of the inner wall of the fixed pipe is provided with a plurality of long grooves which are the same in size and are uniformly distributed, a short groove is arranged between every two adjacent long grooves, and the adjacent long grooves are connected with the short groove through a chute; the downward movement of the pressing rod forms a structure that the clamping block moves from the long groove to the short groove, and a second extension spring is sleeved in the middle of the moving pipe.

Preferably, the upper end of the puncture needle is fixedly connected with a hose, the upper end of the hose is fixedly connected with a fixed disc, and the fixed disc is fixedly connected with the pen body.

Preferably, the lower end of the sleeve is fixedly connected with a protective tube, and the puncture needle is positioned inside the protective tube.

Preferably, the upper side of the pen body is fixedly connected with a pressing plate, the pressing plate is made of plastic, and a hanging groove is formed in the upper end of the pressing plate.

The utility model discloses novel structure, think about ingenious, easy operation is convenient, compares with prior art and has following advantage:

1. the moving pipe does reciprocating height motion; therefore, the puncture needle can reciprocate up and down, when a patient punctures the needle, the puncture needle punctures the needle, and when the patient does not need to puncture the needle, the puncture needle is collected, so that the phenomenon that the patient or medical staff are punctured by the puncture needle when the puncture needle is not used is prevented.

2. The fixture block is in sliding connection with the shallow groove, and under the action force of the second stretching spring, pressure is applied to the fixture block on the shallow groove, so that the phenomenon that the height position of the puncture needle changes when the fixture block punctures the needle for a patient is prevented.

3. The device can be placed in a pocket of a patient through the pressing plate, the device is convenient to carry, and the device can also be placed in a ward through the hanging groove.

Drawings

Fig. 1 is the axial structure diagram of the insulin pen puncture prevention device of the present invention.

Fig. 2 is a partial cross-sectional view of a pen body of the insulin pen puncture prevention device of the present invention.

Fig. 3 is a partial cross-sectional view of a fixing tube of the insulin pen puncture prevention device of the present invention.

Fig. 4 is a schematic view of the structure of the movable tube of the insulin pen puncture preventing device of the present invention.

Fig. 5 is the schematic diagram of the internal structure of the fixing tube of the insulin pen puncture prevention device of the present invention.

Fig. 6 is an enlarged schematic view of the pressing plate structure of the insulin pen puncture prevention device of the present invention.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-6, the utility model provides an insulin pen prevents stinging device, including hollow pen body 1, open slot 19 is opened to pen body 1 downside, pen body 1 downside is provided with press bar 5, press bar 5 with open slot 19 sliding connection, press bar 5 inner fixedly connected with hollow sleeve pipe 8, sleeve pipe 8 downside outside is provided with hollow fixed tube 3, sleeve pipe 8 lower part outer circumference fixedly connected with a plurality of the same, the even slider 9 of distribution of size, sleeve pipe 8 sees the lower extreme to open has a plurality of cockscomb structure's recess 10, sleeve pipe 8 inner wall lower part sliding connection has removal pipe 11, removal pipe 11 outer circumference upper end fixedly connected with a plurality of the same, the even fixture block 12 of distribution of size, removal pipe 11 lower extreme has connect with pjncture needle 13 in a rotating way; a first extension spring is sleeved outside the upper side of the sleeve 8.

Firstly, by pressing the pressing rod 5 downwards, the pressing rod 5 moves downwards to drive the sleeve 8 to move downwards, and the sleeve 8 rotates the moving pipe 11 downwards under the action of the moving pipe 11, and the moving pipe 11 moves at a reciprocating height position; therefore, the puncture needle 13 can reciprocate up and down, so that when a patient punctures the needle, the puncture needle 13 punctures the needle, and when the patient does not need to puncture the needle, the puncture needle 13 is collected, and the phenomenon that the patient or medical staff are punctured when the puncture needle 13 is not used is prevented; the lower end of the first extension spring is fixedly connected with the sleeve 8; the injection of insulin into the pen body 1 is already widespread in the market, and the injection method of insulin is not specifically outlined here.

A plurality of sliding grooves 14 which are the same in size and are uniformly distributed are formed in the upper side of the inner wall of the fixed pipe 3, the sliding block 9 is connected with the sliding grooves 14 in a sliding mode, a plurality of long grooves 15 which are the same in size and are uniformly distributed are formed in the outer circumference of the lower side of the inner wall of the fixed pipe 3, a short groove 16 is formed between every two adjacent long grooves 15, and the adjacent long grooves 15 are connected with the short grooves 16 through inclined grooves; the downward movement of the pressing rod 5 forms a structure that the fixture block 12 moves from the long groove 15 to the short groove 16; the middle part of the movable tube 11 is sleeved with a second extension spring.

When the sleeve 8 moves downwards, the fixture block 12 is separated from the long groove 15 in a sliding connection, the pressing rod 5 is continuously pressed, the fixture block 12 is in a sliding connection with the shallow groove under the action of the inclined groove, and a pressure is applied to the fixture block 12 on the shallow groove under the action of the second extension spring, so that the phenomenon that the height position of the puncture needle 13 is changed when the fixture block 12 is used for puncturing a patient is prevented; when the position of the puncture needle 13 needs to be changed, the pressing rod 5 needs to be pressed downwards, and the height of the puncture needle 13 is changed; the upper part of the second extension spring is fixedly connected with the fixture block 12.

The upper end of the puncture needle 13 is fixedly connected with a hose 7, the upper end of the hose 7 is fixedly connected with a fixed disc 6, and the fixed disc 6 is fixedly connected with the pen body 1.

The hose 7 is convenient for the puncture needle 13 to move up and down, and insulin in the upper side of the pen body 1 can be normally supplied to a patient.

The lower end of the sleeve 8 is fixedly connected with a protection tube 4, and the puncture needle 13 is positioned inside the protection tube 4.

When a patient does not puncture, the protective tube 4 plays a role in placing the puncture needle 13, so that the phenomenon that the puncture needle 13 punctures the patient or medical staff is prevented; the lower end of the second stretching spring is fixedly connected with the protection tube 4.

The pen body 1 is fixedly connected with a pressing plate 2 on the upper side, the pressing plate 2 is made of plastic, and a hanging groove 18 is formed in the upper end of the pressing plate 2.

The device can be placed in a pocket of a patient through the pressing plate 2, the device is convenient to carry, and the device can also be placed in a ward through the hanging groove 18.

When the utility model is used, firstly, the pressing rod 5 is pressed downwards, the pressing rod 5 moves downwards to drive the sleeve 8 to move downwards, and the sleeve 8 rotates downwards under the action of the moving pipe 11, so that the moving pipe 11 does reciprocating height motion; therefore, the puncture needle 13 can reciprocate up and down, so that when a patient punctures the needle, the puncture needle 13 punctures the needle, and when the patient does not need to puncture the needle, the puncture needle 13 is collected.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or scope of the invention as defined in the appended claims.

Although the terms of the pen body 1, the pressing plate 2, the fixing tube 3, the protection tube 4, the pressing rod 5, the fixing disc 6, the flexible tube 7, the sleeve 8, the slider 9, the groove 10, the moving tube 11, the latch 12, the puncture needle 13, the sliding groove 14, the long groove 15, the short groove 16, the hanging groove 18, the open groove 19, and the like are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides an insulin pen prevents stabbing device which characterized in that: comprises a hollow pen body (1), an open slot (19) is arranged at the lower side of the pen body (1), a pressing rod (5) is arranged on the lower side of the pen body (1), the pressing rod (5) is connected with the open slot (19) in a sliding way, the inner end of the pressing rod (5) is fixedly connected with a hollow sleeve (8), a hollow fixed pipe (3) is arranged outside the lower side of the sleeve (8), the outer circumference of the lower part of the sleeve (8) is fixedly connected with a plurality of sliding blocks (9) which have the same size and are uniformly distributed, the lower end of the sleeve (8) is provided with a plurality of sawtooth-shaped grooves (10), the lower part of the inner wall of the sleeve (8) is connected with a movable pipe (11) in a sliding way, the upper end of the outer circumference of the moving tube (11) is fixedly connected with a plurality of clamping blocks (12) which are the same in size and are uniformly distributed, and the lower end of the moving tube (11) is rotatably connected with a puncture needle (13); a first extension spring is sleeved outside the upper side of the sleeve (8).

2. The insulin pen puncture prevention device of claim 1, which is characterized in that: a plurality of sliding grooves (14) which are the same in size and are uniformly distributed are formed in the upper side of the inner wall of the fixed pipe (3), the sliding block (9) is connected with the sliding grooves (14) in a sliding mode, a plurality of long grooves (15) which are the same in size and are uniformly distributed are formed in the outer circumference of the lower side of the inner wall of the fixed pipe (3), a short groove (16) is formed between every two adjacent long grooves (15), and the adjacent long grooves (15) are connected with the short grooves (16) through inclined grooves; the downward movement of the pressing rod (5) forms a structure that the clamping block (12) moves from the long groove (15) to the short groove (16), and a second extension spring is sleeved in the middle of the moving pipe (11).

3. The insulin pen puncture prevention device of claim 1, which is characterized in that: puncture needle (13) upper end fixedly connected with hose (7), hose (7) upper end fixedly connected with fixed disk (6), fixed disk (6) with body of the pen (1) fixed connection.

4. The insulin pen puncture prevention device of claim 1, which is characterized in that: the lower end of the sleeve (8) is fixedly connected with a protection tube (4), and the puncture needle (13) is located inside the protection tube (4).

5. The insulin pen puncture prevention device of claim 1, which is characterized in that: the pen body (1) is fixedly connected with a pressing plate (2) on the upper side, the pressing plate (2) is made of plastic, and a hanging groove (18) is formed in the upper end of the pressing plate (2).