CN204208134U - Push rod hollow type syringe - Google Patents

Abstract

A push rod hollow syringe, including a cone head, a syringe, a liquid outlet hole, a steel pipe, a push rod, a steel pipe protection tube, a mandrel, a push cap, and a liquid outlet hole. Liquid hole, the front end of the syringe is provided with a cone head, and the inside of the cone head is provided with a liquid outlet hole; the push rod is arranged at the rear end of the injection barrel, the steel pipe protection tube is arranged inside the push rod, and the steel pipe protection tube is set on the steel pipe; the push rod The cap is arranged at the rear end of the push rod, and a mandrel is provided between the push cap and the steel pipe protection tube; there are two rubber caps, which are respectively arranged at the front end and the rear end of the mandrel; There is a cut hole in the rubber cap at the end, and the guide wire or catheter can be directly inserted through the cut hole of the rubber cap, and enter the human body or blood vessel through the steel pipe and the cone head, so that the straight line insertion is easier and can reduce the pain of the patient; the soft cap and the mandrel are in the When the guide wire and catheter are not used, it can play a sealing role; this product has strong sealing performance, multiple functions, and has great promotion value.

Description

Push rod hollow syringe

technical field

The utility model relates to the field of handles, in particular to a push rod hollow syringe.

Background technique

The push rod syringe can be used for injecting drugs and drawing blood samples, and is a widely used medical device; the push rod syringe on the market is mainly composed of a needle tube, a needle, a piston and a push rod, the structure is too simple, the sealing is poor, and the function Single, can not be applicable to different injection situations, the pain that the patient produces during injection is big; The push rod syringe of a kind of new structure is urgently needed to replace it on medicine.

Utility model content

The utility model aims to provide a multifunctional push rod hollow syringe.

In order to achieve the above purpose, the utility model provides the following technical solutions: a push rod hollow syringe, including a cone head, a syringe, a liquid outlet, a steel pipe, a push rod, a steel pipe protection tube, a mandrel, a push cap and a liquid outlet. The inside of the injection barrel is provided with a steel pipe, the front end of the steel pipe is provided with a liquid hole, the front end of the syringe is provided with a cone head, and the inside of the cone head is provided with a liquid outlet hole; the push rod is provided at the rear end of the injection cylinder, and the steel pipe protection tube is provided at the push rod Inside, the steel pipe protection tube is set on the steel pipe; the push cap is arranged at the rear end of the push rod, and a mandrel is arranged between the push cap and the steel pipe protection tube; there are two rubber caps, which are respectively arranged at the front end of the mandrel and rear end.

Preferably, the cone head is a 6:100 cone head.

Preferably, the push rod is a hollow structure.

Preferably, a rubber stopper is provided at the front end of the push rod.

Preferably, the rear end of the push cap is provided with a rubber cap cut hole.

Preferably, the rubber cap is made of rubber.

Compared with the prior art, the beneficial effect of the utility model is: the push rod hollow syringe has a rubber cap cut hole at the rear end of the push cap, and the guide wire or catheter can be directly inserted through the rubber cap cut hole, through the steel pipe and the cone. The head enters the human body or blood vessel, so that the linear insertion is easier and can reduce the pain of the patient; the soft cap and the mandrel can play a sealing role when the guide wire and catheter are not used; when the push rod is pulled outward, the liquid medicine or blood It can reach the needle tube through the liquid hole, so that this product has the function of an ordinary syringe at the same time; this product has strong sealing performance, various functions, and has great promotion value.

Description of drawings

Fig. 1 is a sectional view of the utility model;

FIG. 2 is a partial enlarged view of A in FIG. 1 .

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, in the embodiment of the utility model, the push rod hollow syringe includes a cone head 1, an injection cylinder 2, a liquid outlet 3, a steel pipe 4, a rubber plug 5, a push rod 6, a steel pipe protection tube 7, Rubber cap 8, mandrel 9, push cap 10, liquid outlet hole 11 and rubber cap cutting hole 12, the inside of the injection cylinder 2 is provided with a steel pipe 4, the front end of the steel pipe 4 is provided with a liquid passage hole 3, and the front end of the syringe 2 is provided with a cone Head 1; the cone head 1 is a 6:100 cone head, and the inside of the cone head 1 is provided with a liquid outlet 11; the push rod 6 is located at the rear end of the injection barrel 2, and the push rod 6 is a hollow structure, and the front end of the push rod 6 A rubber plug 5 is provided, a steel pipe protection tube 7 is arranged inside the push rod 6, and the steel pipe protection tube 7 is set on the steel pipe 4; There is a mandrel 9, and the back end of the push cap 10 is provided with a cutout hole 12 in the rubber cap. The guide wire or catheter can be directly inserted through the cutout hole 12 in the rubber cap, and enter the human body or blood vessel through the steel pipe 4 and the cone head 1, so that the straight line insertion is more convenient. Easy, can reduce patient's pain; Described rubber cap 8 has two, is located at the front end and the rear end of mandrel 9 respectively, and the material of rubber cap 8 is rubber; Soft cap 8 and mandrel 9 do not use guide wire and The catheter can play a sealing role, and when the push rod 6 is pulled out, the liquid medicine or blood can reach the needle tube through the liquid hole 3, so that the product has the function of an ordinary syringe at the same time.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. push rod hollow type syringe, comprise conehead (1), injection tube (2), liquid pass hole (3), steel pipe (4), push rod (6), steel pipe pillar (7), mandrel (9), push away cap (10) and liquid outlet (11), it is characterized in that, described injection tube (2) inside is provided with steel pipe (4), steel pipe (4) front end is provided with liquid pass hole (3), syringe (2) front end is provided with conehead (1), and conehead (1) inside is provided with liquid outlet (11); Described push rod (6) is located at injection tube (2) rear end, and it is inner that steel pipe pillar (7) is located at push rod (6), and steel pipe pillar (7) is enclosed within steel pipe (4); Push rod (6) rear end is located at by the described cap (10) that pushes away, and pushes away to be provided with mandrel (9) described Capsule (8) between cap (10) and steel pipe pillar (7) and to have two, is located at the front-end and back-end of mandrel (9) respectively.

2. push rod hollow type syringe according to claim 1, is characterized in that, described conehead (1) is 6:100 conehead.

3. push rod hollow type syringe according to claim 1, is characterized in that, described push rod (6) is hollow structure.

4. push rod hollow type syringe according to claim 1, is characterized in that, described push rod (6) front end is provided with plug (5).

5. push rod hollow type syringe according to claim 1, is characterized in that, described in push away cap (10) rear end and be provided with Capsule cut hole (12).

6. push rod hollow type syringe according to claim 1, is characterized in that, the material of described Capsule (8) is rubber.