CN210844701U

CN210844701U - Insulin pen safety assembly

Info

Publication number: CN210844701U
Application number: CN201921269641.1U
Authority: CN
Inventors: 杨丽雅
Original assignee: Jinhua central hospital
Current assignee: Jinhua central hospital
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-26
Anticipated expiration: 2029-08-07

Abstract

The utility model provides an insulin pen safety subassembly, include the needle file and run through the syringe needle of needle file, one side of needle file is equipped with the mounting panel, install the hinge on the mounting panel, install on the hinge and can center on the rotatory safety cover of hinge, one side that is close to the needle file on the safety cover is equipped with the syringe needle protection arch, be equipped with the push rod that promotes the safety cover and open and shut on the safety cover, be equipped with the hasp with the safety cover joint on the needle file on the safety cover, be equipped with the release button on the hasp. The utility model discloses an insulin pen during the use, can avoid when manual closing the safety cover to point the mistake and touch the syringe needle and cause the user to point unexpected be injured, the security when having improved insulin pen and using.

Description

Insulin pen safety assembly

Technical Field

The utility model relates to an insulin pen safety subassembly.

Background

At present, insulin pen needles have three types of long-acting type medicines, quick-acting type medicines and mixed type medicines according to the needs of patients. Each insulin medication contained 300u units/3 ml of medication, and the content of injections was adjusted according to the prescribed dose. The insulin needle is used by taking a sterile needle each time insulin is used. The general operation step one: the protective sheet of the insulin needle is torn off, and the insulin needle is inserted into the rubber cork of the insulin injection pen. And the second operation step: the insulin pen and the needle head are locked in a rotating way. And the third operation step: the outer needle cover is removed and stored for use, the inner needle cover is carefully removed and discarded, and the prescribed injection dose is adjusted. And the fourth operation step: the injection site is selected, and can be injected into abdomen, thigh, arm, and hip. And the operation step five: after the injection of the medicine is finished, the needle head is ready to be removed, and the transparent outer cover is combined with the injection needle, so that the needle is easiest to prick. And after the injection, the cover needs to be manually covered on the needle head, so that the danger is high because the needle head punctures fingers when the cover is closed.

Disclosure of Invention

An object of the utility model is to provide an insulin pen safety subassembly.

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

the utility model provides an insulin pen safety subassembly, includes the needle file and runs through the syringe needle of needle file, one side of needle file is equipped with the mounting panel, install the hinge on the mounting panel, install on the hinge and to center on the rotatory safety cover of hinge, one side that is close to the needle file on the safety cover is equipped with syringe needle protection arch, be equipped with the push rod that promotes the safety cover and open and shut on the safety cover, be equipped with the hasp with the safety cover joint on the needle file on the safety cover, be equipped with the release button on the hasp.

Furthermore, an elastic supporting seat is installed on one side, close to the needle seat, of the protective cover, a pair of sponge balls are arranged on the elastic supporting seat, the injection needle coincides with the center line of the elastic supporting seat, the sponge balls are symmetrically arranged relative to the center line of the elastic supporting seat, and gaps among the sponge balls are smaller than the outer diameter of the injection needle.

Further, the needle file upper end just is equipped with the bracing piece for the bilateral symmetry of syringe needle, one side that the bracing piece is close to the syringe needle is equipped with first limiting plate, one side that first limiting plate is close to the syringe needle is equipped with first buffer board, first buffer board and needle file contact are arranged.

Further, the needle file lower extreme just is equipped with the piston for the line of a centre symmetry of syringe needle, the piston is kept away from the one end of needle file and is installed the piston axle, the piston axle is kept away from one side of piston and is installed the second buffer board, be equipped with the spring between second buffer board and the piston, the spring cup joints the periphery at the piston axle.

Further, the needle file lower extreme just is located the both sides wall of syringe needle and all installs the second limiting plate, the second limiting plate is arranged with the contact of syringe needle.

Further, still include with push rod complex push rod mount pad, the periphery at insulin pen is cup jointed to the push rod mount pad, be equipped with the push rod sliding tray on the push rod mount pad, the one end of push rod slides and sets up on the push rod sliding tray, the other end and the safety cover swing joint of push rod, be equipped with the draw-in groove that supplies the push rod activity on the safety cover, still be equipped with the second jack on the safety cover, be connected with the second pivot between push rod and the safety cover, the second pivot is pegged graft in the second jack, be connected with the connecting rod between second pivot and the push rod, be connected with first pivot between connecting rod and the push rod, be equipped with first jack on the push rod, first pivot is pegged graft in first jack, it is protruding to be equipped with the push rod on the push.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. during the use, cup joint the needle file at the head end of insulin injection pen, the needle file safety cover is detained on the hasp when not using, only need press the release button during the use, the safety cover is bounced off from the hasp after pressing the release button, the safety cover is in the open mode this moment, accessible push rod push-and-pull safety cover is rotatory around the hinge, realized from this that the hand can not be close to the syringe needle when using insulin pen, avoid pointing the mistake and touch the syringe needle, the security when having improved insulin pen from this.

2. Through one side installation elastic support seat that is close to the needle file on the protective cover to establish a pair of sponge ball on elastic support seat, after the protective cover closed, the sponge ball can protect the syringe needle, avoids the protective cover to cause the damage to the syringe needle, influences the normal use of syringe needle.

3. The supporting rods are symmetrically arranged at the upper ends of the needle seats and opposite to the two sides of the injection needles, the first limiting plate is arranged on one side, close to the injection needles, of the supporting rods, the first buffer plate is arranged on one side, close to the injection needles, of the first limiting plate, and the stability of the injection needles during use can be improved through the first buffer plate.

4. Through establishing piston and piston shaft at the needle file lower extreme and for the bilateral symmetry of syringe needle, the piston shaft is flexible in the piston, and the second buffer board can realize the buffering by piston, piston shaft and spring cooperation after the contact, and the needle file causes adverse effect to skin when avoiding the injection, travelling comfort when having improved the injection.

5. Through all installing the second limiting plate at needle file lower extreme and the both sides wall that is located the syringe needle, stability when can further improving the syringe needle and use.

6. Be equipped with the push rod sliding tray on the push rod mount pad, the one end of push rod slides and sets up on the push rod sliding tray, and the other end and the safety cover swing joint of push rod are equipped with the draw-in groove that supplies the push rod activity on the safety cover, still are equipped with the second jack on the safety cover, are connected with the second pivot between push rod and the safety cover, and the second pivot is pegged graft in the second jack, is connected with the connecting rod between second pivot and the push rod, is connected with first pivot between connecting rod and the push rod, be equipped with first jack on the push rod, first pivot is pegged graft in first jack, is equipped with the push rod arch on the push rod, so sets up, through being connected by the connecting rod between push rod and safety cover, and the connecting rod is realized by first pivot and second pivot that the connecting rod is. Through establishing the first jack that supplies first pivot male on the push rod to and establish the second jack that supplies second pivot male on the protecting shield, made things convenient for the dismantlement of connecting rod, when the needle file needs to be changed, can realize the dismantlement of connecting rod through extracting first pivot and second pivot, made things convenient for the change of needle file.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of an insulin pen safety component and insulin pen in cooperation according to an embodiment of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion a of fig. 1 after the first rotating shaft, the second rotating shaft and the connecting rod are removed.

Fig. 4 is a schematic structural view of the insulin pen safety component when closed in cooperation with the insulin pen according to the second embodiment of the present invention.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.

Fig. 6 is a schematic structural diagram of the insulin pen safety component and insulin pen in cooperation according to a third embodiment of the present invention.

Fig. 7 is a partially enlarged schematic view of C in fig. 6.

Fig. 8 is a partially enlarged view of fig. 6 at D.

The names of the components marked in the figures are as follows:

1. an insulin injection pen; 101. a head end; 102. a pen body; 2. a push rod mounting seat; 3. a push rod; 4. the push rod is raised; 5. a push rod sliding groove; 6. a protective cover; 7. a hinge; 8. mounting a plate; 9. a needle seat; 10. a needle head protection bulge; 12. an injection needle; 13. locking; 14. a card slot; 15. an unlock button; 16. a connecting rod; 17. A first rotating shaft; 18. a second rotating shaft; 19. a first jack; 20. a second jack; 21. an elastic supporting seat; 22. a sponge ball; 23. a support bar; 24. a first limit plate; 25. a first buffer plate; 26. a piston; 27. A piston shaft; 28. a spring; 29. a second buffer plate; 30. and a second limiting plate.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used in an orientation or positional relationship relative to one another only as illustrated in the accompanying drawings and are used merely for convenience in describing and simplifying the invention, and do not indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be considered as limiting the invention.

The first embodiment is as follows:

as shown in fig. 1-3, the present invention provides an insulin pen safety assembly, which comprises a needle holder 9 and an injection needle 12 penetrating through the needle holder 9.

In the embodiment, one side of the needle base 9 is provided with the mounting plate 8, the mounting plate 8 is provided with the hinge 7, the hinge 7 is provided with the protective cover 6 which can rotate around the hinge 7, one side of the protective cover 6, which is close to the needle base 9, is provided with the pillow protection bulge 10, the protective cover 6 is provided with the push rod 3 for pushing the protective cover 6 to open and close, the protective cover 6 is provided with the lock catch 13 for connecting the protective cover 6 on the needle base 9 in a clamping way, the lock catch 13 is provided with the unlocking button 15, when in use, the needle base is sleeved at the head end of the insulin injection pen, when the needle base is not in use, the protective cover is buckled on the lock catch, when in use, the unlocking button is only needed to be pressed, the protective cover is bounced off from the lock catch after the unlocking button is pressed, at the moment, thereby improving the safety of the insulin pen in use.

Insulin injection pen includes head end 101 and body 102, insulin pen safety subassembly is still installed to head end 101, push rod mount pad 2 cup joints in body 102 periphery, be equipped with push rod sliding tray 5 on push rod mount pad 2, the one end of push rod 3 slides and sets up on push rod sliding tray 5, the other end and the safety cover 6 swing joint of push rod 3, be equipped with the draw-in groove 14 that supplies the activity of push rod 3 on the safety cover 6, still be equipped with second jack 20 on the safety cover 6, be connected with second pivot 18 between push rod 3 and the safety cover 6, second pivot 18 is pegged graft in second jack 20, be connected with connecting rod 16 between second pivot 18 and the push rod 3, be connected with first pivot 17 between connecting rod 16 and the push rod 3, be equipped with first jack 19 on the push rod 3, peg graft in first jack 19 in first pivot 17, be equipped with the push rod arch 4 on the.

In this embodiment, a first rotating shaft 17 is installed at an end of the push rod 3 close to the card slot 14, a connecting rod 16 is installed on the first rotating shaft 17, a second rotating shaft 18 is installed at an end of the connecting rod 16 far away from the first rotating shaft 17, and the second rotating shaft 18 is installed on the protection cover 6. The push rod 3 is connected with the protective cover 6 through the connecting rod 16, the connecting rod 16 rotates through the first rotating shaft 17 and the second rotating shaft 18, the operation of opening the protective cover 6 by the push rod 3 is facilitated, and the convenience of operation of a user is improved.

In this embodiment, the push rod 3 is provided with a first insertion hole 19 into which the first rotating shaft 17 is inserted, and the protection cover 6 is provided with a second insertion hole 20 into which the second rotating shaft 18 is inserted. Through providing the first jack 19 that supplies first pivot 17 to insert on push rod 3 to and provide the second jack 20 that supplies second pivot 18 to insert on protecting cover 6, made things convenient for the dismantlement of connecting rod 16, when needing to change needle file 9, can realize the dismantlement of connecting rod 16 through extracting first pivot 17 and second pivot 18, made things convenient for the change of needle file.

It can be understood that, the push rod mount 2 cup joints in the periphery of body 102, and according to the body size of insulin pen, push rod mount 2 can match the design according to insulin body size, can guarantee that push rod mount 2 can stably overlap in the periphery of insulin pen can.

Example two:

as shown in fig. 4-5, the present embodiment is different from the first embodiment in that an elastic support seat 21 is installed on one side of the protection cover 6 close to the needle seat 9, a pair of sponge balls 22 are installed on the elastic support seat 21, the center lines of the injection needle 12 and the elastic support seat 21 coincide, the sponge balls 22 are symmetrically arranged relative to the center line of the elastic support seat, and the gap between the sponge balls 22 is smaller than the outer diameter of the injection needle 12. Through the elastic supporting seat 21 arranged on one side of the protective cover 6 close to the needle seat 9 and the pair of sponge balls 22 arranged on the elastic supporting seat 21, after the protective cover 6 is closed, the sponge balls 22 can protect the injection needle 12, and the protective cover 6 is prevented from damaging the injection needle 12 and influencing the normal use of the injection needle 12.

Example three:

as shown in fig. 6-8, the present embodiment is different from the first embodiment in that support rods 23 are symmetrically disposed at the upper end of the needle seat 9 and opposite to both sides of the injection needle 12, a first stopper 24 is disposed at one side of the support rods 23 close to the injection needle 12, a first buffer plate 25 is disposed at one side of the first stopper 24 close to the injection needle 12, and the first buffer plate 25 is disposed in contact with the needle seat 9. Through establishing bracing piece 23 at needle file 9 upper end and for the bilateral symmetry of syringe needle 12 to establish first limiting plate 24 in one side that bracing piece 23 is close to syringe needle 12, first limiting plate 24 is close to one side of syringe needle 12 and establishes first buffer board 25, and first buffer board 25 can improve the stability when syringe needle 12 uses.

In this embodiment, a piston 26 is symmetrically disposed at the lower end of the needle seat 9 relative to the central line of the injection needle 12, a piston shaft 27 is mounted at one end of the piston 26 away from the needle seat 9, a second buffer plate 29 is mounted at one side of the piston shaft 27 away from the piston 26, a spring 28 is disposed between the second buffer plate 29 and the piston 26, and the spring 28 is sleeved on the outer periphery of the piston shaft 27. Through establishing piston 26 and piston shaft 27 at needle file 9 lower extreme and for the bilateral symmetry of syringe needle 12, piston shaft 27 is flexible in piston 26, and second buffer board 29 can realize the buffering by piston 26, piston shaft 27 and the cooperation of spring 28 after the contact, and needle file 9 causes adverse effect to skin when avoiding injecting, has improved the travelling comfort when injecting.

In the present embodiment, the second limit plates 30 are mounted on the lower end of the needle holder 9 and on both side walls of the injection needle 12, and the second limit plates 30 are disposed in contact with the injection needle 12. The stability of the injection needle 12 during use can be further improved by installing the second limiting plates 30 at the lower end of the needle seat 9 and on the two side walls of the injection needle 12.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides an insulin pen safety subassembly, includes the needle file and runs through the syringe needle of needle file, its characterized in that, one side of needle file is equipped with the mounting panel, install the hinge on the mounting panel, install on the hinge and can center on the rotatory safety cover of hinge, one side that is close to the needle file on the safety cover is equipped with the syringe needle protection arch, be equipped with the push rod that promotes the safety cover and open and shut on the safety cover, be equipped with the hasp with the safety cover joint on the needle file on the safety cover, be equipped with the release button on the hasp.

2. The insulin pen safety assembly as claimed in claim 1, wherein an elastic support seat is installed on one side of the protection cover close to the needle seat, a pair of sponge balls are arranged on the elastic support seat, the center lines of the injection needle and the elastic support seat coincide, the sponge balls are symmetrically arranged relative to the center line of the elastic support seat, and the gap between the sponge balls is smaller than the outer diameter of the injection needle.

3. The insulin pen safety assembly according to claim 1, wherein the needle seat is provided with support rods at the upper end and symmetrically arranged relative to two sides of the injection needle, one side of the support rods close to the injection needle is provided with a first limiting plate, one side of the first limiting plate close to the injection needle is provided with a first buffer plate, and the first buffer plate is in contact arrangement with the needle seat.

4. The insulin pen safety assembly according to claim 1, wherein the lower end of the needle seat is symmetrically provided with pistons relative to the center line of the injection needle, one end of the piston far away from the needle seat is provided with a piston shaft, one side of the piston shaft far away from the piston is provided with a second buffer plate, a spring is arranged between the second buffer plate and the piston, and the spring is sleeved on the periphery of the piston shaft.

5. The insulin pen safety assembly according to claim 1, wherein a second limiting plate is mounted on the lower end of the needle seat and located on two side walls of the injection needle, and the second limiting plate is arranged in contact with the injection needle.

6. The insulin pen safety assembly according to claim 1, further comprising a push rod mounting seat engaged with the push rod, wherein the push rod mounting seat is sleeved on the periphery of the insulin pen, a push rod sliding groove is formed in the push rod mounting seat, one end of the push rod is slidably disposed on the push rod sliding groove, the other end of the push rod is movably connected with the protective cover, a clamping groove for the push rod to move is formed in the protective cover, a second insertion hole is further formed in the protective cover, a second rotating shaft is connected between the push rod and the protective cover, the second rotating shaft is inserted into the second insertion hole, a connecting rod is connected between the second rotating shaft and the push rod, a first rotating shaft is connected between the connecting rod and the push rod, a first insertion hole is formed in the push rod, the first rotating shaft is inserted into the first insertion hole, and a push rod protrusion is formed in the.