CN213031279U

CN213031279U - Infection-preventing syringe

Info

Publication number: CN213031279U
Application number: CN202021310120.9U
Authority: CN
Inventors: 李倩倩; 潘如胜
Original assignee: Taihe Peoples Hospital
Current assignee: Taihe Peoples Hospital
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-23
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to the technical field of syringes, and discloses an infection-preventing syringe, which comprises a syringe, wherein the lower end of the syringe is connected with a needle head, and the syringe is connected with a fixed cover through a fixed mechanism; fixed establishment includes draw-in groove, two sliding blocks, two sliding trays and two screens subassemblies, two sliding block symmetric connection is on the lateral wall of syringe, two the sliding tray symmetry is seted up on the interior cover wall of fixed cover, sliding block sliding connection is in corresponding sliding tray, the draw-in groove is seted up in one of them sliding block one side of keeping away from the syringe, two the screens subassembly sets up about fixed cover symmetry, the screens subassembly includes screens pole, spacing groove, stopper and spring. The utility model discloses can be so that when the syringe extracted the medicament in the medicament bottle, avoid the syringe needle of syringe carelessly to contact with hand or other places and lead to cross infection.

Description

Infection-preventing syringe

Technical Field

The utility model relates to the technical field of syringes, especially, relate to a prevent infecting syringe.

Background

At present, a dosing injector commonly used in hospitals is a common injector and consists of a needle cylinder, a piston and a push rod, medical staff can push and pull the piston to move through the push rod during operation to realize operations of sucking liquid medicine, mixing liquid medicine and the like, however, when the injector extracts the medicine from a medicine bottle, the needle head part of the injector can possibly touch hands or other places, and thus cross infection can be easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the needle head part of the injector can possibly touch the hand or other places when the injector extracts the medicament from the medicament bottle in the prior art, which is easy to cause cross infection, and providing the infection-preventing injector.

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

an infection-preventing syringe comprises a syringe, wherein the lower end of the syringe is connected with a needle head, and the syringe is connected with a fixing cover through a fixing mechanism;

the fixing mechanism comprises a clamping groove, two sliding blocks, two sliding grooves and two clamping components, wherein the two sliding blocks are symmetrically connected to the side wall of the injector, the two sliding grooves are symmetrically arranged on the inner cover wall of the fixing cover, the sliding blocks are slidably connected in the corresponding sliding grooves, the clamping groove is arranged on one side, away from the injector, of one sliding block, the two clamping components are symmetrically arranged relative to the fixing cover, each clamping component comprises a clamping rod, a limiting groove, a limiting block and a spring, the fixing cover is symmetrically provided with two through holes, one end of each clamping rod is arranged outside the fixing cover, the other end of each clamping rod penetrates through the corresponding through hole and the notch of the corresponding clamping groove and extends into the clamping groove, the limiting groove is arranged on the hole wall of the through hole, one end of each limiting block is slidably connected in the limiting groove, and the other end of each limiting block is connected with the rod wall of the corresponding clamping rod, one end of the spring is connected with one side of the limiting block far away from the injector, and the other end of the spring is connected with the groove wall of the limiting groove.

Preferably, one end of the clamping rod, which is far away from the injector, is connected with a pull handle, and a wear-resistant layer is arranged on the pull handle.

Preferably, the syringe is provided with scales on the cylinder.

Preferably, the upper end of the push handle of the injector is provided with a finger pressing groove, and the groove wall of the finger pressing groove is connected with a rubber layer.

Preferably, the fixed cover is made of transparent plastic.

Preferably, the lower end of the push handle of the injector is sleeved with a sealing ring, and the sealing ring is arranged on the inner cylinder wall of the upper needle cylinder of the injector.

Compared with the prior art, the utility model provides a prevent infecting syringe possesses following beneficial effect:

this prevent infecting syringe has constituted fixing device through having set up sliding block, sliding tray, draw-in groove, screens pole, spacing groove, stopper and spring, so can be so that when the syringe extracts the medicament in the medicament bottle, avoid the syringe needle of syringe to contact with hand or other places carelessly and lead to cross infection.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be so that when the syringe draws the medicament in the medicament bottle, avoid the syringe needle of syringe to contact with hand or other places carelessly and lead to cross infection.

Drawings

Fig. 1 is a schematic structural view of an infection-preventing syringe provided by the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1 injector, 2 needles, 3 fixing mechanism, 31 clamping groove, 32 sliding block, 33 sliding groove, 34 clamping rod, 35 limiting groove, 36 limiting block, 37 spring and 4 fixing cover.

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.

Referring to fig. 1-2, an infection-preventing syringe comprises a syringe 1, wherein the lower end of the syringe 1 is connected with a needle 2, and the syringe 1 is connected with a fixing cover 4 through a fixing mechanism 3;

the fixing mechanism 3 comprises a clamping groove 31, two sliding blocks 32, two sliding grooves 33 and two clamping components, wherein the two sliding blocks 32 are symmetrically connected on the side wall of the injector 1, the two sliding grooves 33 are symmetrically arranged on the inner cover wall of the fixing cover 4, the sliding blocks 32 are slidably connected in the corresponding sliding grooves 33, the clamping groove 31 is arranged on one side, away from the injector 1, of one sliding block 32, the two clamping components are symmetrically arranged relative to the fixing cover 4, the clamping components comprise a clamping rod 34, a limiting groove 35, a limiting block 36 and a spring 37, the fixing cover 4 is symmetrically provided with two through holes, one end of the clamping rod 34 is arranged outside the fixing cover 4, the other end of the clamping rod 34 penetrates through the corresponding through hole and the notch of the clamping groove 31 and extends into the clamping groove 31, the limiting groove 35 is arranged on the hole wall of the through hole, one end of the limiting block 36 is slidably connected in the limiting groove 35, and the other end of the limiting block 36 is, one end of the spring 37 is connected with one side of the limiting block 36 far away from the injector 1, the other end of the spring 37 is connected with the groove wall of the limiting groove 35, when the medicine liquid needs to be extracted from the medicine bottle, the clamping rod 34 is pulled outwards, the clamping rod 34 moves leftwards and drives the limiting block 36 to compress the spring 37, when the fixing cover 4 is pulled to the lowest end, the clamping rod 34 is released, the spring 37 restores to eject the clamping rod 34 into the clamping groove 31, thereby fixing the fixed cover 4, putting the liquid medicine screen into the fixed cover 4 for extraction, when the injector 1 needs to be injected into a human body after extraction, the clamping rod 34 is pulled outwards to pull the clamping rod 34 out of the clamping groove 31, the fixed cover 4 is pushed upwards, when the fixed cover 4 reaches the highest point, the clamping rod 34 is released, the spring 37 restores to fix the fixed cover 4, this can prevent the needle of the syringe 1 from accidentally touching the hand or other parts to cause cross-infection when the syringe 1 is used to draw a medicament from a medicament bottle.

One end of the clamping rod 34, which is far away from the injector 1, is connected with a pull handle, and a wear-resistant layer is arranged on the pull handle, so that the clamping rod 34 can be conveniently pulled.

The syringe 1 is provided with graduations on the barrel, so that the medical staff can know the injection and extraction amount.

The upper end of the push handle of the injector 1 is provided with a finger pressing groove, and the groove wall of the finger pressing groove is connected with a rubber layer, so that medical personnel can use the injector 1 better.

The fixing cover 4 is made of transparent plastic, so that medical staff can see and control the liquid medicine extracted from the medicine bottle better through the fixing cover 4.

The lower end of the push handle of the injector 1 is sleeved with a sealing ring which is arranged on the inner cylinder wall of the upper needle cylinder of the injector 1.

The utility model discloses in, when needs extract the liquid medicine in the medicament bottle, outside pulling screens pole 34, screens pole 34 removes left and drives stopper 36 compression spring 37, when pulling fixed cover 4 to the lower extreme, loosen screens pole 34, spring 37 recovers to play screens pole 34 to draw-in groove 31 in, thereby it is fixed with fixed cover 4, put into fixed cover 4 with the liquid medicine screen and extract, need inject the human body when syringe 1 extracts well after, outside pulling screens pole 34 extracts screens pole 34 from draw-in groove 31, upwards promote fixed cover 4, when fixed cover 4 reachs the peak, loosen screens pole 34, spring 37 recovers to fix fixed cover 4, so can be so when syringe 1 extracts the medicament in the medicament bottle, avoid syringe 1's syringe needle carelessly with hand or other local contacts and lead to cross infection.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An infection-preventing syringe comprises a syringe (1) and is characterized in that the lower end of the syringe (1) is connected with a needle (2), and the syringe (1) is connected with a fixing cover (4) through a fixing mechanism (3);

the fixing mechanism (3) comprises a clamping groove (31), two sliding blocks (32), two sliding grooves (33) and two clamping components, wherein the sliding blocks (32) are symmetrically connected onto the side wall of the injector (1), the sliding grooves (33) are symmetrically arranged on the inner cover wall of the fixing cover (4), the sliding blocks (32) are slidably connected into the corresponding sliding grooves (33), the clamping groove (31) is arranged on one side, away from the injector (1), of one sliding block (32), the clamping components are symmetrically arranged relative to the fixing cover (4), each clamping component comprises a clamping rod (34), a limiting groove (35), a limiting block (36) and a spring (37), two through holes are symmetrically arranged on the fixing cover (4), one end of the clamping rod (34) is arranged outside the fixing cover (4), and the other end of the clamping rod (34) penetrates through the corresponding through holes and the notch of the clamping groove (31) and extends into the clamping groove (31), the limiting groove (35) is formed in the hole wall of the through hole, one end of the limiting block (36) is connected to the limiting groove (35) in a sliding mode, the other end of the limiting block (36) is connected with the rod wall of the clamping rod (34), one end of the spring (37) is connected with one side, away from the injector (1), of the limiting block (36), and the other end of the spring (37) is connected with the groove wall of the limiting groove (35).

2. An infection-preventing syringe as claimed in claim 1, characterised in that the end of the catch lever (34) remote from the syringe (1) is connected to a pull handle, on which a wear-resistant layer is provided.

3. An infection-preventing injector according to claim 1, characterized in that the syringe (1) has graduations on its barrel.

4. The infection-preventing syringe as claimed in claim 1, wherein the upper end of the push handle of the syringe (1) is provided with a finger-pressing groove, and a rubber layer is connected to the groove wall of the finger-pressing groove.

5. An infection-preventing syringe as claimed in claim 1, characterised in that the fixing cap (4) is provided in transparent plastic.

6. The infection-preventing injector according to claim 1, wherein a sealing ring is sleeved at the lower end of the push handle of the injector (1), and the sealing ring is arranged on the inner cylinder wall of the upper cylinder of the injector (1).