CN214807471U

CN214807471U - Insulin pen with reminding function and safety type

Info

Publication number: CN214807471U
Application number: CN202121712473.6U
Authority: CN
Inventors: 闻瑛; 董敏; 叶蓓蕾
Original assignee: Zhejiang Provincial Peoples Hospital
Current assignee: Zhejiang Provincial Peoples Hospital
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-11-23
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses an insulin pen with remind function and safe type, including the handwriting and a pen needle, the handwriting top is equipped with the nib, be equipped with annular chamber and through-hole in the nib, all be equipped with the buckle in the through-hole, the buckle passes through bar spring coupling, wall cover has the sleeve in the annular chamber, the sleeve top is the toper, the sleeve is equipped with the locating part, the locating part is equipped with trapezoidal spacing groove, the handwriting is equipped with the elastic button, the slide bar, the cover has pressure spring on the slide bar, pen needle lower part is equipped with groove and draw-in groove, be equipped with the circuit board in the handwriting, the speaker, a power supply, touch switch, the handwriting bottom is equipped with the push rod, the push rod button. When the injection device is used, after the push rod button is completely pressed for injection, the circuit board voice module is turned on through the touch switch, the pre-recorded countdown voice is read out by the loudspeaker to remind needle pulling, and the injection device is more scientific and efficient; after the injection is finished, the elastic button is pressed, the pen point automatically falls off, the pen point is prevented from being pulled out by direct contact of hands, and the incidence rate of needle stick injuries is reduced.

Description

Insulin pen with reminding function and safety type

Technical Field

The utility model belongs to the technical field of insulin pen, concretely relates to insulin pen with remind function and safe type.

Background

Insulin is one of the main drugs for treating diabetes, and insulin injection using an insulin pen is the main method for treating diabetes. The insulin injection for the hospitalized patients is mainly completed by nurses, the holding parts are small when the nurses take the needles, the patients are easy to have needle stick injuries, and the occurrence of the needle stick injuries is easy to cause the risk of infecting hematogenous spread diseases; in addition, because insulin pen's syringe needle is comparatively slim, the time of injecting the liquid medicine is longer relatively, if the syringe needle is too short in subcutaneous dwell time, the easy syringe needle weeping problem that takes place leads to the insulin utilization degree to reduce, influences patient's blood sugar control effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulin pen with remind function and safe type to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a safety insulin pen with a reminding function comprises a pen body and a pen needle head, wherein a pen point is arranged in the center of the top end of the pen body, an annular cavity with the same axis as the pen point is formed in the pen point, four through holes communicated with the annular cavity are formed in the pen point at equal intervals along the outer wall in a circle, buckles are installed in the through holes and are connected through a bar-shaped spring positioned in the annular cavity, a sleeve capable of sliding up and down is sleeved on the inner wall of the annular cavity, the top end of the sleeve is conical, the bottom of the sleeve extends into the pen body, a limiting part is arranged on one side of the bottom of the sleeve, a trapezoidal limiting groove is formed in one side, away from the sleeve, of the limiting part, a tension spring connected with the limiting part is arranged at the top end in the pen body, a groove corresponding to the limiting part is formed in the outer wall of the pen body, and an elastic button covering the groove is fixed on the pen body, the pen comprises a pen body, a groove, a trapezoidal limiting groove, a pressure spring, a pen needle head, a groove, a clamping groove, a circuit board, a voice module, a touch switch, a push rod and a push rod button, wherein the groove is internally provided with the slide rod which penetrates through the groove and can transversely slide, one end of the slide rod is positioned in the trapezoidal limiting groove, the other end of the slide rod is fixedly connected with the elastic button, the slide rod is sleeved with the pressure spring positioned in the groove, the lower portion of the pen needle head is provided with the groove which can be sleeved on the pen head, the inner wall of the groove is provided with the clamping groove corresponding to the clamping buckle, the pen body is internally provided with the circuit board, the circuit board is internally provided with the voice module and is connected with a loudspeaker through a wire, the circuit board is connected with a power supply through a wire, the bottom of the pen body is provided with the touch switch connected with the power supply, the bottom of the pen body is provided with the push rod, and the bottom of the push rod button is arranged below the touch switch.

Preferably, one end of the buckle, which is positioned in the annular cavity, is provided with a flange.

Preferably, the size of the buckle is matched with that of the through hole.

Preferably, the strip spring is a high strength and high toughness spring.

Preferably, the sleeve is in seamless sliding connection with the inner wall of the annular cavity.

Preferably, the diameter of the sliding rod is the same as the width of the trapezoidal limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. after the push rod button is completely pressed for injection, the circuit board voice module is turned on through the touch switch, the pre-recorded countdown voice prompt needle pulling is read out through the loudspeaker, and then the nursing staff pulls out the needle head according to the prompt, so that the method is more scientific and efficient;

2. after the injection, press the elasticity button, make the sleeve lapse to bar spring draws the buckle from the through-hole internal withdrawal, and the nib drops automatically promptly, avoids hand direct contact to pull out the nib, reduces the acupuncture incidence.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic view of the top view of the buckle and the bar spring of the present invention;

fig. 4 is a schematic side view of the limiting part, the trapezoidal limiting groove and the sliding rod of the present invention.

In the figure: 1. a pen body; 2. a pen needle head; 3. a pen point; 4. an annular cavity; 5. a through hole; 6. buckling; 7. a bar spring; 8. a sleeve; 9. a limiting member; 10. a trapezoidal limiting groove; 11. a tension spring; 12. a groove; 13. an elastic button; 14. a slide bar; 15. a pressure spring; 16. a groove; 17. a card slot; 18. a circuit board; 19. a speaker; 20. a power source; 21. a touch switch; 22. a push rod; 23. a push-button.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, the present invention provides a technical solution: a safety insulin pen with a reminding function comprises a pen body 1 and a pen needle 2, wherein a pen point 3 is arranged in the center of the top end of the pen body 1, an annular cavity 4 with the same axle axis as the pen point 3 is arranged in the pen point 3, four through holes 5 communicated with the annular cavity 4 are arranged at equal intervals along the outer wall of the pen point 3, buckles 6 are arranged in the through holes 5, the buckles 6 are connected through a bar spring 7 positioned in the annular cavity 4, a sleeve 8 capable of sliding up and down is sleeved on the inner wall of the annular cavity 4, the top end of the sleeve 8 is conical, the bottom of the sleeve 8 extends into the pen body 1, a limiting part 9 is arranged on one side of the bottom of the sleeve 8, a trapezoidal limiting groove 10 is arranged on one side of the limiting part 9 away from the sleeve 8, a tension spring 11 connected with the limiting part 9 is arranged at the top end in the pen body 1, a groove 12 corresponding to the limiting part 9 is arranged on the outer wall of the pen body 1, an elastic button 13 covering the groove 12 is fixed on the pen body 1, a sliding rod 14 which penetrates through the groove 12 and can transversely slide is arranged in the groove 12, one end of the sliding rod 14 is positioned in the trapezoidal limiting groove 10 and the other end is fixedly connected with the elastic button 13, the sliding rod 14 is sleeved with a pressure spring 15 positioned in the groove 12, the lower part of the pen needle 2 is provided with a groove 16 which can be sleeved on the pen point 3, a clamping groove 17 corresponding to the buckle 6 is arranged on the inner wall of the groove 16, a circuit board 18 is arranged in the pen body 1, a voice module is arranged in the circuit board 18 and is connected with a loudspeaker 19 through a lead, the circuit board 18 is connected with a power supply 20 through a lead, the bottom of the pen body 1 is provided with a touch switch 21 connected with the power supply 20, the bottom of the pen body 1 is provided with a push rod 22, the bottom end of the push rod 22 is provided with a push rod button 23 positioned below the touch switch 21.

In the embodiment, after the push rod button is completely pressed for injection, the voice module of the circuit board 18 is turned on by touching the switch 21, the pre-recorded countdown voice prompt needle pulling is read out by the loudspeaker 19, and then the nursing staff pulls out the needle head according to the prompt, so that the method is more scientific and efficient; after the injection, press elastic button 13, make sleeve 8 slide downwards to bar spring 7 draws back buckle 6 from through-hole 5 is interior, and nib 3 drops automatically promptly, avoids hand direct contact to pull out nib 3, reduces the acupuncture incidence.

Specifically, flanges are arranged at one ends of the buckles 6, which are positioned in the annular cavity 4.

In this embodiment, the buckle 6 is prevented from coming off from the through hole 5 by the rib.

Specifically, the size of the buckle 6 is matched with that of the through hole 5.

In this embodiment, match through buckle 6 and 5 sizes of through-hole for buckle 6 is more stable in through-hole 5, does not rock.

Specifically, the strip spring 7 is a high-strength and high-toughness spring.

In the present embodiment, the pulling capability of the bar spring 7 is enhanced by high strength and high toughness, and the service life is prolonged.

Specifically, the sleeve 8 is in seamless sliding connection with the inner wall of the annular cavity 4.

In this embodiment, the sleeve 8 slides more stably on the inner wall of the annular cavity 4.

Specifically, the diameter of the sliding rod 14 is the same as the width of the trapezoidal limiting groove 10.

In this embodiment, the position of the position-limiting member 9 is limited by the slide rod 14, so as to prevent the sleeve 8 from rotating.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

The working principle is as follows: when the insulin pen is used, the pen needle 2 is buckled on the pen head 3, the buckle 6 is correspondingly clamped in the clamping groove 17, the push rod 22 is driven to extrude by pressing the push rod button 23 to inject insulin, the touch switch 21 can be extruded and opened after the push rod button 23 is completely pressed to inject the insulin, the intelligent voice system is arranged in the insulin pen, the voice module of the circuit board 18 can be opened by the touch switch 21, the speaker 19 reads out the pre-recorded countdown voice reminding needle pulling, and then a nursing worker pulls out the needle according to the reminding, so that the insulin pen is more scientific and efficient; after injection, the elastic button 13 on the side surface of the pen body 1 is pressed, the limiting part 9 is downwards extruded in the trapezoidal limiting groove 10 through the sliding rod 14, the sleeve 8 is correspondingly driven to downwards slide, the buckle 6 is pulled back from the through hole 5 by the bar spring 7, the pen point 3 automatically falls off, the pen point 3 is prevented from being pulled out by hand in a direct contact manner, and the incidence rate of needle stick injuries is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The safety insulin pen with the reminding function comprises a pen body (1) and a pen needle head (2), and is characterized in that a pen point (3) is arranged in the center of the top end of the pen body (1), an annular cavity (4) with the same central axis as the pen point is formed in the pen point (3), four through holes (5) communicated with the annular cavity (4) are formed in the pen point (3) along the outer wall at equal intervals of one circle, buckles (6) are installed in the through holes (5), the buckles (6) are connected through a bar-shaped spring (7) located in the annular cavity (4), a sleeve (8) capable of sliding up and down is sleeved on the inner wall of the annular cavity (4), the top end of the sleeve (8) is conical, the bottom of the sleeve (8) extends into the pen body (1), a limiting part (9) is arranged on one side of the bottom of the sleeve (8), and a trapezoidal limiting groove (10) is formed in one side, far away from the sleeve (8), of the limiting part (9), the pen is characterized in that a tension spring (11) connected with the limiting part (9) is arranged at the top end in the pen body (1), a groove (12) corresponding to the limiting part (9) is formed in the outer wall of the pen body (1), an elastic button (13) covering the groove (12) is fixed on the pen body (1), a sliding rod (14) which penetrates through the groove (12) and can slide transversely is arranged in the groove (12), one end of the sliding rod (14) is located in the trapezoidal limiting groove (10), the other end of the sliding rod (14) is fixedly connected with the elastic button (13), a pressure spring (15) located in the groove (12) is sleeved on the sliding rod (14), a groove (16) which can be sleeved on the pen head (3) is formed in the lower portion of the pen needle head (2), a clamping groove (17) corresponding to the buckle (6) is formed in the inner wall of the groove (16), a circuit board (18) is arranged in the pen body (1), the pen is characterized in that a voice module is arranged in the circuit board (18) and connected with a loudspeaker (19) through a wire, the circuit board (18) is connected with a power supply (20) through a wire, a touch switch (21) connected with the power supply (20) is installed at the bottom of the pen body (1), a push rod (22) is arranged at the bottom of the pen body (1), and a push rod button (23) located below the touch switch (21) is installed at the bottom end of the push rod (22).

2. The safety insulin pen with the reminding function according to claim 1, wherein the ends of the buckles (6) in the annular cavity (4) are provided with flanges.

3. Safety insulin pen with reminder function according to claim 1, characterized in that the snap (6) is matched in size to the through hole (5).

4. Safety insulin pen with reminder function according to claim 1, characterized in that the strip spring (7) is a high strength and high toughness spring.

5. Safety insulin pen with reminder function according to claim 1, characterized in that the sleeve (8) is in seamless sliding connection with the inner wall of the annular chamber (4).

6. The safety insulin pen with reminding function according to claim 1, wherein the diameter of the sliding rod (14) is the same as the width of the trapezoidal limiting groove (10).