CN211584662U - Special syringe for insulin injection - Google Patents

Abstract

The utility model discloses a syringe special for insulin injection, including syringe sleeve, needle cover, interface, syringe needle, rotating base, first handle, carousel, safety lock, fastening screw, pressure barrel, second handle, injection button and soft rubber. The utility model has the advantages that: rotating base is cylindrically, and be provided with rotatory evagination formula screw thread on this rotating base's the lateral wall, and equal with the indent formula thread diameter to the interface, thereby prevent that the syringe cover from very easily coming off and causing the damage and the jam of syringe needle, the carousel and the safety lock be provided with the indent formula tooth's socket of equidistance on the surface, and this carousel is the cake form, the safety lock is the fusiformis, guarantee that the user has sufficient frictional force and operate carousel and safety lock, soft rubber sets up the surface on the surface of first handle and second handle through gluing the hot melt adhesive, and the thickness of this soft rubber is 1.5 centimetres, prevent that the user is not comfortable enough when using this syringe of being exclusively used in insulin injection.

Description

Special syringe for insulin injection

Technical Field

The utility model relates to an injector, in particular to an injector special for insulin injection, which belongs to the technical field of medical instruments.

Background

An insulin needleless injector (also called an insulin needleless injection system) is a device for injecting by pressure, a needleless injection technology is born hundreds of years in Europe and America, domestic independently-developed insulin needleless injectors are sold in the market, the domestic needleless injectors are developed towards the aspects of small volume and good injection effect, the needleless injectors are divided according to a power device and are provided with spring mechanical power, CO2 gas power and electric power; the ampoule is divided according to the volume of the ampoule, and the three specifications are 0.3ml, 0.5ml and 1.0 ml; the miniature pen type injection syringe mainly uses a spring as power, is widely applied to injection of small-amount liquid medicines such as insulin, interferon, vaccine and the like, and is also suitable for personal families.

Therefore, a syringe dedicated for insulin injection is needed to meet the current market demand, and although a plurality of syringes dedicated for insulin injection are produced on the market, in general, a lot of common problems still exist, one problem is that the precision of micropores in a needle hole of the existing syringe dedicated for insulin injection does not meet the requirement, so that a user is painful during injection, the other problem is that a syringe sleeve of the existing syringe dedicated for insulin injection is not connected in a screwing mode, so that the syringe sleeve is easy to fall off to damage and block the needle, and the other problem is that the existing syringe dedicated for insulin injection is not provided with soft rubber, so that the user is not comfortable when using the syringe dedicated for insulin injection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a special syringe for insulin injection.

The utility model discloses a following technical scheme realizes above-mentioned purpose: an injector special for insulin injection comprises a syringe sleeve, a needle sleeve, a butt joint port, a needle, a rotating base, a first handle, a turntable, a safety lock, a fastening screw, a pressure barrel, a second handle, an injection button and soft rubber; the utility model discloses a syringe needle, including syringe needle cover, needle sleeve, rotary base, fixing screw, rotary table, safety lock, syringe needle cover, needle sleeve, the interface is indent formula setting, the vertical welding of syringe needle sets up the bottom at rotary base, rotary base sets up the bottom at first handle, first handle passes through the fastening of fastening screw spiral and sets up in the pressure barrel bottom, the carousel is the recess department of rotary type setting at first handle, the safety lock sets up on the front side surface of first handle through the gluing. The pressure barrel sets up between first handle and second handle, the welding of second handle sets up the top at the pressure barrel, the welding of injection button sets up the top port department at the second handle, soft rubber is through setting up the surface at first handle and second handle.

Preferably, in order to prevent the user from being painful during injection, the cylindrical needle is provided with densely distributed micropores, and the diameter of each micropore is 0.17 mm.

Preferably, in order to prevent the syringe sleeve from easily falling off to cause damage and blockage of the needle head, the outer side wall of the cylindrical rotating base is provided with a rotating convex thread, and the diameter of the rotating convex thread is equal to that of the concave thread of the butt joint.

Preferably, in order to ensure that a user has enough friction force to operate the rotary table and the safety lock, the surfaces of the rotary table and the safety lock are provided with equidistant concave tooth grooves, the rotary table is in a round cake shape, and the safety lock is in a shuttle shape.

Preferably, in order to prevent the user from being uncomfortable when using the syringe dedicated for insulin injection, the soft rubber is provided on the surfaces of the first and second grips by hot melt adhesive bonding, and the thickness of the soft rubber is 1.5 cm.

The utility model has the advantages that: the special injector for insulin injection has reasonable design, the needle head is internally provided with densely distributed micropores, the diameter of the micropore is 0.17 mm, the needle head is a cylindrical injection component to prevent the pain of a user during injection, the rotary base is cylindrical, the outer side wall of the rotary base is provided with rotary convex type threads, and the diameter of the concave thread is equal to that of the butt joint port, the damage and the blockage of the needle head caused by the easy falling of the needle cylinder sleeve are prevented, the surfaces of the rotary disc and the safety lock are provided with equidistant concave tooth grooves, the rotary disc is in a round cake shape, the safety lock is in a shuttle shape, so that a user can operate the rotary disc and the safety lock with enough friction force, the soft rubber is arranged on the surfaces of the first handle and the second handle through gluing by hot melt adhesive, and the thickness of the soft rubber is 1.5 cm, so that the user is prevented from being uncomfortable when the special syringe for insulin injection is used.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of a pinhole according to the present invention;

fig. 3 is a detailed schematic view of the present invention.

In the figure: 1. the syringe comprises a syringe sleeve, 2, a needle sleeve, 3, a butt joint port, 4, a needle, 5, a rotating base, 6, a first handle, 7, a rotary table, 8, a safety lock, 9, a fastening screw, 10, a pressure barrel, 11, a second handle, 12, an injection button, 13 and soft rubber.

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.

Referring to fig. 1 to 3, an injector dedicated for insulin injection comprises a syringe sleeve 1, a needle sleeve 2, a docking port 3, a needle 4, a rotary base 5, a first handle 6, a rotary table 7, a safety lock 8, a fastening screw 9, a pressure barrel 10, a second handle 11, an injection button 12 and soft rubber 13; syringe cover 1 revolves wrong bottom that sets up at first handle 6 through the screw thread butt joint, the vertical welding of needle cover 2 sets up in the inside of syringe cover 1, be the indent formula setting in the port department of syringe cover 1 to interface 3, the vertical welding of syringe needle 4 sets up in the bottom of rotating base 5, rotating base 5 welds the bottom that sets up at first handle 6, first handle 6 passes through fastening screw spiral fastening and sets up in pressure bucket 10 bottoms, carousel 7 is the rotary type and sets up the groove department at first handle 6, safety lock 8 sets up on the front side surface of first handle 6 through the gluing of hot melt adhesive, fastening screw 9 spiral fastening sets up the upside extreme point at first handle 6. The pressure barrel 10 is arranged between the first grip 6 and the second grip 11, the second grip 11 is welded on the top of the pressure barrel 10, the injection button 12 is welded on the top port of the second grip 11, and the soft rubber 13 is arranged on the surfaces of the first grip 6 and the second grip 11.

The cylindrical needle head 4 is internally provided with densely distributed micropores, the diameter of the micropores is 0.17 mm to prevent the pain of a user during injection, the rotating base 5 is cylindrical, the outer side wall of the rotating base 5 is provided with a rotating convex screw thread, and the diameter of the concave thread is equal to that of the butt joint port 3, the damage and the blockage of the needle head 4 caused by the easy falling off of the needle cylinder sleeve 1 are prevented, concave tooth sockets with equal distance are arranged on the surfaces of the rotary disc 7 and the safety lock 8, the rotary disc 7 is in a round cake shape, the safety lock 8 is in a shuttle shape, so that a user can be ensured to have enough friction force to operate the rotary disc and the safety lock, the soft rubber 13 is glued on the surfaces of the first grip 6 and the second grip 11 through hot melt glue, and the thickness of the soft rubber 13 is 1.5 cm, preventing the user from being uncomfortable using the syringe dedicated for insulin injection.

The working principle is as follows: when the special syringe for insulin injection is used, firstly, insulin is taken out from a sterile package, then a needle head 4 of the special syringe for insulin injection is pierced through a rubber sealing gasket of a medicine bottle to ensure that the special syringe for insulin injection is fixed at the position, then the ampoule is taken out from the sterile package, then an ampoule piston is pulled out by half, a medicine extracting needle is opened, the ampoule is rotated until the ampoule enters the top end of an opening of the medicine extracting needle, the medicine bottle and the ampoule are turned over, the piston is pushed back into the ampoule completely, the piston is pulled slowly until enough medicine quantity exists in the ampoule and no air bubbles exist, the special syringe for insulin injection is ensured to be filled with medicine, then the special syringe for insulin injection is vertically placed at an injection position at an angle of 90 degrees, the skin is pressed, the top end of the needle head 4 is fully sunk into the skin, and then an injection button 12 is pressed, after the injection was completed, the syringe was stably held at the injection position for 2 seconds and then removed.

Claims (5)

1. An injector special for insulin injection, which is characterized in that: comprises a syringe sleeve (1), a needle sleeve (2), a butt joint port (3), a needle (4), a rotating base (5), a first handle (6), a turntable (7), a safety lock (8), a fastening screw (9), a pressure barrel (10), a second handle (11), an injection button (12) and soft rubber (13); the needle sleeve (1) is arranged at the bottom of the first handle (6) in a screwing mode through thread butt joint, the needle sleeve (2) is vertically welded inside the needle sleeve (1), the butt joint port (3) is arranged at a port of the needle sleeve (1) in an inwards concave mode, the needle (4) is vertically welded at the bottom of the rotating base (5), the rotating base (5) is welded at the bottom of the first handle (6), the first handle (6) is arranged at the bottom of the pressure barrel (10) in a screw fastening mode through a fastening screw, the rotary disc (7) is arranged at a groove of the first handle (6) in a rotating mode, the safety lock (8) is arranged on the front side surface of the first handle (6) through hot melt adhesive bonding, and the fastening screw (9) is arranged at an upper side end point of the first handle (6) in a screw fastening mode; the pressure barrel (10) is arranged between the first handle (6) and the second handle (11), the second handle (11) is welded at the top of the pressure barrel (10), the injection button (12) is welded at the top port of the second handle (11), and the soft rubber (13) is arranged on the surfaces of the first handle (6) and the second handle (11).

2. An injector dedicated for insulin injection according to claim 1, characterized in that: the needle head (4) is provided with a micropore in a cylindrical shape, and the diameter of the micropore is 0.17 mm.

3. An injector dedicated for insulin injection according to claim 1, characterized in that: the outer side wall of the cylindrical rotating base (5) is provided with a rotating convex thread, and the diameter of the rotating convex thread is equal to that of the concave thread of the butt joint port (3).

4. An injector dedicated for insulin injection according to claim 1, characterized in that: the surface of the rotary table (7) and the surface of the safety lock (8) are provided with equidistant concave tooth grooves, the rotary table (7) is in a round cake shape, and the safety lock (8) is in a shuttle shape.

5. An injector dedicated for insulin injection according to claim 1, characterized in that: the soft rubber (13) is glued on the surfaces of the first handle (6) and the second handle (11) through hot melt glue, and the thickness of the soft rubber (13) is 1.5 cm.

Images