CN217138666U

CN217138666U - Disposable syringe for dispensing medicine

Info

Publication number: CN217138666U
Application number: CN202123374482.1U
Authority: CN
Inventors: 杜佳; 张佳佳; 刘靖宇; 陈茹; 张楠
Original assignee: Henan Ikleibesen Medical Instrument Co ltd
Current assignee: Henan Ikleibesen Medical Instrument Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-09
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to the technical field of medical instruments, in particular to a disposable dispensing injector, which comprises an outer sleeve, a core bar and a rubber plug, wherein the outer sleeve comprises a conical head with a hole, the end part of the conical head is provided with a sealing cover, and the disposable dispensing injector also comprises a needle head part, so that a structure for supporting the quick connection with a medicine delivery pipe is formed; syringe needle portion includes connecting portion, the one end of connecting portion sets up to sealed end, sealed end middle part is inlayed and is equipped with the double-end needle tubing, the sealed end of connecting portion prolongs and is equipped with first arc, it is protruding that first arc inboard is equipped with a plurality of cuboids, forms syringe needle portion and defeated drug tube connected back, and the cuboid is protruding to be inconsistent and fixed structure with defeated drug tube, solves the disposable syringe among the prior art when being used for dissolving the medicine, complex operation, simultaneously, pricks easily, needs extra attention in the use, influences the work material rate, is not suitable for the problem in scenes such as the urgent first aid apparatus technical field of condition, has good prospect at medical treatment instrument technical field.

Description

Disposable syringe for dispensing medicine

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a disposable syringe for dispensing.

Background

Clinically, the disposable syringe is widely used during medicine dissolving and dispensing, is convenient to use, prevents bacterial infection, avoids cross infection, reduces the disinfection procedure of medical supplies and improves the working efficiency.

However, the disposable syringe in the prior art is suitable for the aspects of liquid medicine injection, blood drawing, medicine dissolving and the like, and does not have special pertinence in the medicine dissolving aspect, so that in the process of dissolving medicine by using a common disposable syringe, because the injection needle head is thin and the medicine dissolving needle head is thick, the needle head needs to be replaced and then the syringe is inserted into a medicine conveying pipe for use; some medicines are decomposed by visible light, so light-avoiding syringes need to be replaced, the operation is complex, the working efficiency is influenced, meanwhile, the disposable syringes in the prior art are easy to prick hands, extra attention is needed in the use process, the working material rate is influenced, and the disposable syringe is not suitable for emergency first-aid and other scenes.

Disclosure of Invention

To the situation, for overcoming prior art's defect, the utility model provides a disposable syringe for dispensing solves the disposable syringe among the prior art when being used for dissolving the medicine, and complex operation, simultaneously, pricks the hand easily, needs extra attention in the use, influences the work load rate, is not suitable for the problem of scenes such as the urgent first aid of condition.

The technical scheme is as follows:

the disposable syringe for dispensing comprises an outer sleeve, wherein a core bar is arranged in the outer sleeve, a rubber plug is arranged at one end of the core bar, the outer sleeve comprises a conical head with an opening, and the end part of the conical head is detachably connected with a sealing cover;

the medicine delivery device also comprises a needle head part which is detachably connected to the peripheral side of the sealing cover to form a structure for supporting quick connection with the medicine delivery pipe; syringe needle portion is including being used for with the connecting portion of sealed lid joint, connecting portion are the cylinder structure setting, and its one end of keeping away from sealed lid sets up to sealed end, sealed end middle part inlays and is equipped with the double-end needle tubing, the sealed end of connecting portion prolongs along its axial direction and is equipped with the first arc that is used for the direction to the medicine conveying pipe, it is protruding that the inboard width direction interval of first arc is equipped with a plurality of being used for to medicine conveying pipe direction and spacing cuboid, forms syringe needle portion and medicine conveying pipe connection back, and the cuboid is protruding to be inconsistent and fixed structure with the medicine conveying pipe.

Preferably, the double-ended needle tubing includes first syringe needle and second syringe needle, first syringe needle sets up in connecting portion, the length of first syringe needle apart from the sealed end of connecting portion is less than the length of second syringe needle apart from the sealed end of connecting portion.

Preferably, the length of the first arc-shaped plate is greater than the length of the second needle from the sealing end of the connecting part, the number of the first arc-shaped plates at least comprises three, and the first arc-shaped plates are uniformly distributed along the circumferential direction of the sealing end of the connecting part at intervals to form a structure for supporting and protecting a human body from being pricked by mistake.

Preferably, the length of the cuboid projection is smaller than that of the first arc-shaped plate, the number of the cuboid projections at least comprises three, and the cuboid projections are respectively positioned on the middle part and two side parts of the inner side of the first arc-shaped plate.

Preferably, one end of the core rod, which is far away from the rubber plug, is provided with a press hand, the press hand comprises a circular plate, a circle of second arc-shaped plate is arranged on the edge of the circular plate to form a groove structure suitable for the shape of the human thumb, and a plurality of reinforcing ribs which are uniformly distributed at intervals are arranged on the periphery of the second arc-shaped plate.

Preferably, the surface of the outer sleeve is provided with scales.

Preferably, the surface of the outer sleeve is provided with a brown light-shading layer.

Preferably, the sealing cover is made of white medical grade rubber.

The utility model has the advantages that:

1. the utility model has the advantages that the volume is reduced and the storage is convenient through the arrangement of the sealing cover on the outer sleeve and the needle head part which can be detachably connected; the operation is simple, the medicine delivery tube can be connected quickly, the needle head has the effect of preventing the body from being pricked by mistake, and the use is safer; the operation is simple, the working efficiency is improved, and the method is suitable for emergency scenes and the like.

2. The utility model discloses a human hand is effectively protected in the recess structure's that is adapted to human thumb shape setting of pressing the hand, alleviates the ache, prevents to be injured, is applicable to the application of force of human thumb more, and then improves work efficiency.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a partial sectional view of the present invention.

Fig. 3 is a perspective view of the outer sleeve, the core rod and the sealing cover of the present invention.

Figure 4 is a perspective view of the tip segment of the present invention.

Figure 5 is a cross-sectional view of a tip segment of the present invention.

Wherein: the device comprises an outer sleeve 1, a conical head 101, a core rod 2, a rubber plug 3, a sealing cover 4, a needle head part 5, a connecting part 510, a double-ended needle tube 520, a first needle 521, a second needle 522, a first arc-shaped plate 530, a cuboid protrusion 540, a press handle 6, a circular plate 610, a second arc-shaped plate 620 and a reinforcing rib 630.

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.

The disposable syringe for dispensing comprises an outer sleeve 1, wherein a core bar 2 is arranged in the outer sleeve, a rubber plug 3 is arranged at one end of the core bar 2, the rubber plug 3 is abutted against the inner wall of the outer sleeve 1 to form a sealing structure, and the core bar 2 drives the rubber plug 3 to perform piston movement in the outer sleeve 1 to support the suction or injection of medicines.

The outer sleeve 1 comprises a conical head 101 with an opening, and the outer sleeve 1 is arranged in a bottle shape with an opening at the bottom and is made of medical-grade polypropylene. The end part of the conical head 101 is connected with a sealing cover 4 in a clamping manner, the sealing cover 4 is made of white medical rubber, and the sealing cover 4 and the outer sleeve 1 form a sealing structure.

The medicine injection device also comprises a needle head part 5 which is connected with the peripheral side of the sealing cover 4 in a clamping way to form a structure for supporting the quick connection with the medicine delivery pipe; the needle head part 5 comprises a connecting part 510 used for being connected with the sealing cover 4 in a clamped mode, the connecting part 510 is arranged in a cylindrical structure and is suitable for the diameter size of the sealing cover 4, and the connecting part 510 is fixedly connected with the sealing cover 4 in a clamped mode when being sleeved on the sealing cover. One end of the connecting part 510, which is far away from the sealing cover 4, is set to be a sealing end, a double-head needle tube 520 is embedded in the middle of the sealing end, after the connecting part 510 is sleeved on the sealing cover 4, the double-head needle tube 520 pierces the sealing cover 4 and is communicated with the inside of the outer sleeve 1, and the double-head needle tube 520 supports the plug to move in the outer sleeve 1 by driving the rubber plug 3 through the core rod 2, so as to suck or inject medicine.

Connecting portion 510's sealed end is extended along its axial direction and is equipped with first arc 530 for fast to the loading tube leads when connecting, reaches the effect of the quick alignment in the connection process, first arc 530 inboard is equipped with a plurality of cuboid archs 540 that are used for leading loading tube direction and spacing, cuboid arch 540 evenly arranges along first arc 530 width direction interval, each form groove structure between the cuboid arch 540 for the loading tube is fixed in the joint, and syringe needle portion 5 is connected the back with the loading tube, and cuboid arch 540 is inconsistent and fixed with the loading tube. For general disposable syringe, need certain time to aim at the syringe needle and then insert the medicine conveying pipe when using, if need be fixed, it is fixed still to paste medical sticky tape in addition, complex operation, the utility model discloses a first arc 530 and cuboid arch 540 make the syringe needle aim at medicine conveying pipe center fast to insert medicine conveying pipe back fast fixed at the syringe needle, the operation is safe, swift, has reduced medical personnel's work load, improves work efficiency greatly, and the scene such as emergency has high practical value in the condition.

In the above or some embodiments, the double-ended needle tube 520 includes the first needle 521 and the second needle 522, the first needle 521 is disposed in the connecting portion 510, a length of the first needle 521 from the sealing end of the connecting portion 510 is smaller than a length of the second needle 522 from the sealing end of the connecting portion 510, a length of the first needle 521 from the sealing end of the connecting portion 510 is about 3 mm, when the double-ended needle tube is used, the connecting portion 510 is sleeved on the sealing cap 4 and clamped and fixed with the sealing cap, so that the first needle 521 penetrates the sealing cap 4 and is communicated with the inside of the sealing cap, and an end of the first needle 521 exceeds a plane of the inner side of the sealing cap 4 by about 0.5-1 mm, so that all the medicines in the outer sheath 1 can be injected into the medicine delivery tube through the double-ended needle tube 520, and the medicine dose misalignment caused by excessive medicine residues is prevented.

In the above or some embodiments, the length of the first arc-shaped plate 530 is greater than the length of the second needle 522 from the sealing end of the connecting portion 510, the number of the first arc-shaped plates 530 is at least three, and each of the first arc-shaped plates 530 is uniformly distributed along the sealing end of the connecting portion 510 at intervals in the circumferential direction, so that the second needle 522 is enclosed in the center of the three first arc-shaped plates 530, and the human body is prevented from being accidentally punctured or being punctured by other objects, which may cause the needle to be contaminated. After the needle head part 5 is connected with the drug delivery tube, the drug delivery tube is surrounded by the three first arc-shaped plates 530, and the cuboid protrusions 540 on the inner sides of the first arc-shaped plates 530 are abutted to the drug delivery tube and are fixed.

In the above or some embodiments, the length of the rectangular protrusion 540 is smaller than that of the first arc-shaped plates 530, so that the drug delivery tube can enter between the three first arc-shaped plates 530 more easily, and the quick connection is facilitated; the number of the cuboid protrusions 540 is at least three, and the cuboid protrusions 540 are respectively located in the middle and two sides of the inner side of the first arc-shaped plate 530, so that the stress of the drug delivery pipe is uniform, and the drug delivery pipe is convenient, quick and accurate to position and fix.

In the above or some embodiments, a press hand 6 is arranged at one end of the core rod 2 away from the rubber plug 3, the press hand 6 comprises a circular plate 610, a circle of second arc-shaped plate 620 is arranged at the edge of the circular plate 610 to form a groove structure adapted to the shape of the thumb of a human body, and a plurality of reinforcing ribs 630 are uniformly distributed at intervals around the second arc-shaped plate 620; for the platelike press hand of general disposable syringe, in medical personnel long-time, frequent working process, the easy ache of thumb, be injured even, the utility model discloses a press hand 6 is applicable to the application of force of human thumb more, effectively protects human hand, alleviates the ache, prevents the injury, and then improves work efficiency.

In the above or some embodiments, the surface of the outer sleeve 1 is provided with scales, so that medical staff can observe the dosage of the medicine conveniently. The volume of the utility model is about 3 ml, the scale on the coat 1 is 0.2 ml per scale.

In the above or some embodiments, the surface of the outer sleeve 1 is provided with a brown light-shielding layer. Some special medicines have the characteristic of decomposing when seeing light, in some embodiments of the utility model, the surface of the coat 1 is provided with a medical brown coating to prevent the medicines from decomposing and losing efficacy after seeing light. This technique is prior art, according to the utility model discloses an actual shape and structure carry out the adaptability adjustment and can realize.

The utility model discloses a theory of operation:

the utility model discloses an overcoat 1 of bottle column structure sets up sealed lid 4 at its oral area, sets up the syringe needle portion 5 that can dismantle the connection on sealed lid 4, sets up the structure of for being convenient for swift medicine conveying pipe and preventing the mistake from pricking the human body to syringe needle portion 5, realizes that the box syringe is dissolving the swift application of medicine in-process, reaches to connect soon, safe beneficial effect, improves medical personnel's work efficiency greatly.

The utility model discloses press hand 6 to set up to the groove structure who is adapted to human thumb shape, effectively protect human hand, alleviate the ache, prevent injured, and then improve work efficiency, be adapted to the emergency such as the disaster that the time is long, the number of times of dispensing is frequent, work load is big.

When the drug delivery device is used, the needle head part 5 is taken out, the needle head part 5 is clamped and fixed on the sealing cover 4, the first needle 521 penetrates into the sealing cover 4 and is communicated with the inside of the sealing cover, the end part of the first needle 521 exceeds the plane of the inner side of the sealing cover 4 by about 0.5-1 mm, all drugs in the outer sleeve 1 can be conveniently injected into the drug delivery pipe through the double-head needle tube 520, and the drug dosage loss caused by excessive drug residues is prevented; then connect the medicine conveying pipe, be connected medicine conveying pipe along first arc 530 and second syringe needle 522, the medicine conveying pipe is fixed by the card fastening under the effect of cuboid arch 540, realizes connecing soon.

The present invention has been described in detail with reference to the specific embodiments and examples, but these should not be construed as limitations of the present invention. Numerous variations and modifications can be made by those skilled in the art without departing from the principles of the invention, which should also be considered as within the scope of the invention.

Claims

1. Disposable dispenses and uses syringe, including overcoat (1), be equipped with core bar (2) in it, core bar (2) one end is equipped with plug (3), its characterized in that:

the outer sleeve (1) comprises a conical head (101) with an opening, and the end part of the conical head (101) is detachably connected with a sealing cover (4);

the medicine delivery device also comprises a needle head part (5) which is configured to be detachably connected with the peripheral side of the sealing cover (4) to form a structure for supporting quick connection with the medicine delivery pipe; syringe needle portion (5) including be used for with connecting portion (510) of sealed lid (4) joint, connecting portion (510) are the cylindrical structure setting, and its one end of keeping away from sealed lid (4) sets up to sealed end, sealed end middle part is inlayed and is equipped with double-end needle tubing (520), the sealed end of connecting portion (510) prolongs along its axial direction and is equipped with first arc (530) that are used for the direction to the medicine conveying pipe, first arc (530) inboard is equipped with a plurality of being used for evenly along the width direction interval to the medicine conveying pipe direction and spacing cuboid protruding (540), forms syringe needle portion (5) and is connected the back with the medicine conveying pipe, and cuboid protruding (540) and medicine conveying pipe inconsistent and fixed structure.

2. The single-use dispensing syringe according to claim 1, wherein:

the double-ended needle tube (520) comprises a first needle (521) and a second needle (522), the first needle (521) is arranged in the connecting portion (510), and the length of the first needle (521) away from the sealing end of the connecting portion (510) is smaller than the length of the second needle (522) away from the sealing end of the connecting portion (510).

3. A single use dispensing syringe according to claim 2, wherein:

the length of the first arc-shaped plates (530) is larger than the length of the second needle (522) away from the sealing end of the connecting part (510), the number of the first arc-shaped plates (530) is at least three, and the first arc-shaped plates (530) are uniformly distributed along the circumferential direction of the sealing end of the connecting part (510) at intervals to form a structure for supporting and protecting a human body from being pricked by mistake.

4. The single-use dispensing syringe according to claim 1, wherein:

the length of cuboid arch (540) is less than the length of first arc (530), the quantity of cuboid arch (540) includes threely at least, each cuboid arch (540) is located inboard middle part and both sides portion of first arc (530) respectively.

5. The single-use dispensing syringe according to claim 1, wherein:

one end of the core rod (2) far away from the rubber plug (3) is provided with a press hand (6), the press hand (6) comprises a circular plate (610), the edge of the circular plate (610) is provided with a circle of second arc-shaped plates (620) to form a groove structure suitable for the shape of a human thumb, and a plurality of reinforcing ribs (630) are uniformly distributed at intervals on the periphery of each second arc-shaped plate (620).

6. The single-use dispensing syringe according to claim 1, wherein:

the surface of the outer sleeve (1) is provided with scales.

7. The single-use dispensing syringe according to claim 1, wherein:

the surface of the outer sleeve (1) is provided with a brown light-shading layer.

8. The single-use dispensing syringe according to claim 1, wherein:

the sealing cover (4) is made of white medical-grade rubber.