CN103845217A - Disposable safety protection needle head - Google Patents

Abstract

The invention relates to a disposable safety protection needle head. The disposable safety protection needle head comprises a needle head body and a protection cover, wherein the needle head body consists of a needle base and a needle tube; the protection cover consists of a cover bottom and a cover body; the cover body is respectively a cylindrical cover body or a two-wing cover body or a multi-wing cover body with more than two wings; the multi-wing cover body can also be in a horn-shaped opening state; a needle base sleeve tube is arranged in the center of the cover bottom; the needle base of the needle head body is fixed in the needle base sleeve tube of the cover bottom through inserted connection or threaded connection. Through the adoption of the protection cover, the needle tube can be accurately inserted into a medicine container, in the process of extracting, preparing and transferring medicine liquor, the needle head body can not touch non-sterility objects, in the process of operations, dangers that the medical workers are stabbed and wound are avoided, and when the disposable safety protection needle head is used as medical waste to be processed, people can not get hurt due to the arrangement of the protection cover. The disposable safety protection needle head is simple in structure, convenient to operate, safe, reliable and low in cost. The disposable safety protection needle head is suitable for soluble medicine and preparation of the soluble medicine in the field of medical institutions, and is beneficial to safety of doctors and patients.

Description

Disposable safe protection syringe needle

Technical field

The present invention relates to a kind of syringe needle, be specifically related to a kind of disposable safe protection syringe needle, belong to medical device technical field.

Background technology

Molten syringe, hypodermic syringe, muscle injector, intravenous injector, veterinary syringe are used for extracting medicinal liquid or extract dissolution with solvents solute medicine, to prepare required various injectable drug solution.Traditional said syringe, its syringe needle is in naked state, in extraction, preparation, handover medicinal liquid process, syringe needle is the non-sterile thing of touching easily, causes syringe needle or liquid medicine contamination, and exposed syringe needle has the danger that causes medical personnel to be wounded by stabbing in operating process, in the time processing as medical waste, because there is no preventer, very easily hurt sb.'s feelings, even cause infecting.

Summary of the invention

The object of the invention is in order to overcome existing various syringe needle in extraction, preparation, handover medicinal liquid process, syringe needle is the non-sterile thing of touching easily, cause syringe needle or liquid medicine contamination, exposed syringe needle has the danger that causes medical personnel to be wounded by stabbing in operating process, in the time processing as medical waste, because there is no preventer, very easily hurt sb.'s feelings, even cause the problem infecting, and then a kind of disposable safe protection syringe needle is provided.

Technical scheme of the present invention is: disposable safe protection syringe needle comprises syringe needle and protective cover, described syringe needle is made up of needle stand and needle tubing, protective cover is by covering the end and cover body forms, cover body is respectively tubular cover body, both wings cover body or multiple wing cover bodies more than both wings, multiple wing cover body can also be horn opening state, cover the end centre be provided with needle stand sleeve pipe, the needle stand of syringe needle by socket connection or be threaded be fixed on cover the end needle stand sleeve pipe in.

The present invention compared with prior art has following effect: the present invention is by adopting protective cover, in the time that needle tubing inserts medicament reservoir opening, needle tubing can accurately insert in medicament reservoir, in extraction, preparation, handover medicinal liquid process, syringe needle can not touched non-sterile thing, the danger that does not cause medical personnel to be wounded by stabbing in operating process, in the time processing as medical waste, can not hurt sb.'s feelings because being provided with protective cover.The present invention is simple in structure, and easy to operate and safe and reliable, cost is low; The present invention is applicable to, in the molten medicine and compounding pharmaceutical solution in medical institutions field, be beneficial to doctors and patients' safety.

Brief description of the drawings

Fig. 1 is the structural representation of the embodiment of thepresent invention 1.

Fig. 2 is the structural representation of the embodiment of thepresent invention 2, and Fig. 3 is the structural representation of syringe needle and protective cover released state, and Fig. 4 Fig. 5 is the work schematic diagram of the embodiment of thepresent invention 2.

Fig. 6 is the structural representation of the embodiment of the present invention 3.

Fig. 7 is the structural representation of the embodiment of the present invention 4.

Detailed description of the invention

Embodiment 1.The embodiment ofembodiment 1 is described in conjunction with Fig. 1, and the disposable safe protection syringe needle of present embodiment comprisessyringe needle 1 andprotective cover 2, and describedsyringe needle 1 is made up of needle stand 1-2 and needle tubing 1-1, andprotective cover 2 is made up of cover end 2-1 and tubular cover body 2-2; At the bottom of described cover, the centre of 2-1 is provided with needle stand sleeve pipe 2-1-2; The needle stand 1-2 of describedsyringe needle 1 by socket connection or be threaded be fixed on cover end 2-1 needle stand sleeve pipe 2-1-2 in; The bore of described tubular cover body 2-2 designs according to the external diameter specification of different pharmaceutical container.

Embodiment 1 using method: the using method of the present embodiment is described in conjunction with Fig. 1, selects to protect syringe needle with the disposable safe of the corresponding cover body 2-2 of medicament reservoir external diameter specification bore, mutually peg graft, needle tubing 1-1 can accurately insert in medicament reservoir.Extract after drug solution, if carry out subcutaneous injection, intramuscular injection, intravenous injection,detachable needle 1 andprotective cover 2, continues complete operation with exposedsyringe needle 1.

Embodiment 2.As shown in Figure 2, the disposable safe protection syringe needle of the present embodiment is identical with basic structure and the principle ofembodiment 1, different is,protective cover 2 is made up of cover end 2-1 and both wings cover body 2-3, at the bottom of the cover of both wings cover body 2-3 side open-mouth, 2-1 is provided with arc-shaped recess breach 2-1-1, be convenient to receive or abduction in both wings cover body 2-3, Fig. 4 is the work schematic diagram for less medicament reservoir, and Fig. 5 is the work schematic diagram for larger medicament reservoir.

Embodiment 2 usings method: the using method of the present embodiment is described in conjunction with Fig. 2～Fig. 5, for the less medicament reservoir of diameter, with thumb, forefinger extruding both wings cover body 2-3, forms the state of Fig. 4, needle tubing 1-1 can accurately insert in medicament reservoir; For the larger medicament reservoir of diameter, form the state of Fig. 5, needle tubing 1-1 can accurately insert in medicament reservoir.Extract after drug solution, if carry out subcutaneous injection, intramuscular injection, intravenous injection, as Fig. 3detachable needle 1 andprotective cover 2, continue complete operation with exposedsyringe needle 1.

Embodiment 3.As shown in Figure 6, the disposable safe protection syringe needle of the present embodiment is identical with basic structure and the principle ofembodiment 2, different is,protective cover 2 is made up of cover end 2-1 and multiple wing cover body 2-4, multiple wing cover body 2-4 designs by the external diameter specification compared with small-bore medicament reservoir, the medicament reservoir of larger caliber is by expansion multiple wing cover body 2-4, and needle tubing 1-1 can accurately insert in medicament reservoir.

Embodiment 3 usings method: the using method of the present embodiment is described in conjunction with Fig. 6, and the large ampulla medicament reservoir of neck corpusculum that opening is less than multiple wing cover body 2-4 bore passes through expansion multiple wing cover body 2-4, and needle tubing 1-1 can accurately insert in medicament reservoir.Extract after drug solution, if carry out subcutaneous injection, intramuscular injection, intravenous injection,detachable needle 1 andprotective cover 2, continues complete operation with exposedsyringe needle 1.

Embodiment 4.As shown in Figure 7, the disposable safe protection syringe needle of the present embodiment is identical, different with basic structure and the principle of embodiment 3, andprotective cover 2 is made up of cover end 2-1 and tubaeform multiple wing cover body 2-5, is convenient to the more extensive medicament reservoir of bore specification and uses.

Embodiment 4 usings method: the using method of the present embodiment is described in conjunction with Fig. 7, and medicament reservoir and disposable safe protection syringe needle are pegged graft mutually, and medicament reservoir is expanded tubaeform multiple wing cover body 2-5 to some extent, and needle tubing 1-1 can accurately insert in medicament reservoir.Extract after drug solution, if carry out subcutaneous injection, intramuscular injection, intravenous injection,detachable needle 1 andprotective cover 2, continues complete operation with exposedsyringe needle 1.

Claims (5)

1. a disposable safe protection syringe needle, it is characterized in that it comprises syringe needle (1) and protective cover (2), described syringe needle (1) is made up of needle stand (1-2) and needle tubing (1-1), protective cover (2) is made up of the cover end (2-1) and cover body (2-2), and the centre of cover end 2-1 is provided with needle stand sleeve pipe (2-1-2).

2. disposable safe according to claim 1 protection syringe needle, is characterized in that: the needle stand (1-2) of syringe needle (1) is by socket connection or be threaded and be fixed in the needle stand sleeve pipe (2-1-2) of the cover end (2-1).

3. disposable safe protection syringe needle according to claim 1, is characterized in that: protective cover (2) can also be made up of the cover end (2-1) and both wings cover body (2-3).

4. disposable safe protection syringe needle according to claim 3, is characterized in that: protective cover (2) can also be made up of the cover end (2-1) and multiple wing cover body (2-4).

5. disposable safe protection syringe needle according to claim 4, is characterized in that: protective cover (2) can also be made up of the cover end (2-1) and tubaeform multiple wing cover body (2-5).

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