CN215690636U - Double-head liquid-separating injector - Google Patents

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to a double-head liquid separation injector which comprises a porous injection tube (1) and a needle head (2), wherein a liquid separation control mechanism (3) is arranged at the output end of the porous injection tube (1), the needle head (2) is installed at the output end of the liquid separation control mechanism (3), at least two hollow cylinders (11) are further arranged in the porous injection tube (1), piston pushing mechanisms (4) are installed in the hollow cylinders (11) in a sliding mode, and the needle head (2) is communicated with the hollow cylinders (11) through the liquid separation control mechanism (3). The utility model is convenient for medical staff to operate quickly, thereby being friendly to patients and being capable of realizing alternate injection and flushing quickly.

Description

Double-head liquid-separating injector

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a double-head liquid-separating injector.

Background

A syringe is a common medical device, and the syringe which is commonly used at present consists of a syringe barrel, a piston which is inserted into the syringe barrel and a needle which sprays liquid. However, in many cases, only one syringe pump is difficult to meet the use requirements, for example, in oral treatment, saline and hydrogen peroxide are commonly used for alternately flushing periodontal pockets or surgical wounds, and saline is used for flushing after flushing with hydrogen peroxide, so that the flushing process takes too much time, which causes discomfort to patients and is not beneficial to operation of medical staff.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the double-head liquid-separating injector which is simple in structure, convenient for medical staff to operate quickly, friendly to patients and capable of realizing alternate injection and flushing quickly.

Second, the concrete technical scheme

The utility model provides a double-end divides liquid syringe, is including porous injection tube and syringe needle porous injection tube output is provided with divides liquid control mechanism, the syringe needle is installed at this divides liquid control mechanism output, still be provided with two at least empty barrels in the porous injection tube equal slidable mounting has piston pushing mechanism in the empty barrel, just the syringe needle pass through divide liquid control mechanism with empty barrel intercommunication.

The realization principle is as follows: when different liquid medicines are required to be subjected to liquid separation alternately or simultaneously injected or washed, the piston pushing mechanism slides backwards in the hollow cylinder to draw different liquid medicines into different hollow cylinders respectively, the needle head is aligned to the position to be washed or is penetrated into the skin of a human body or the medicine bottle, the liquid separation control mechanism is adjusted to control the on-off of different hollow cylinders at the output end of the porous injection cylinder, and finally the piston pushing mechanism slides forwards in the hollow cylinder to extrude the liquid medicines in the hollow cylinder communicated with the needle head to be sprayed out through the needle head.

Preferably, the method comprises the following steps: divide liquid control mechanism to be provided with the control block, be provided with two at least interior sliding tray and outer sliding groove respectively inside this control block interior sliding tray slidable mounting has the slip separation blade, the slip separation blade is connected with outside plectrum, this outside plectrum with outer sliding groove cooperation the control block output is provided with the nipple, the syringe needle cooperation is installed on this nipple still seted up the through-hole on the slip separation blade, the nipple through this through-hole respectively with empty section of thick bamboo output intercommunication. Slide in the sliding tray including driving the slip separation blade through stirring outside plectrum for empty section of thick bamboo is blocked by the slip separation blade with papillary intercommunication passageway, perhaps communicates through the through-hole of seting up on the slip separation blade, when making control empty section of thick bamboo interior liquid medicine injection passage, has prevented that liquid medicine from revealing that the inner sliding tray causes the jam failure of minute liquid control mechanism.

Preferably, the method comprises the following steps: the needle is provided with graduations which facilitate direct visualization of the penetration, such as a complex periodontal pocket, where the depth of penetration is required.

Preferably, the method comprises the following steps: piston pushing mechanism is including piston, piston shaft and piston handle, piston shaft and piston handle connect gradually, piston and empty section of thick bamboo inner wall in close contact with still paste the boosting paster on the piston handle, the boosting paster is favorable to advancing in step to a plurality of piston handles.

Preferably, the method comprises the following steps: the liquid separation control mechanism is provided with a rotation control block, the middle part of the rotation control block is provided with a rotation shaft, the rotation control block is rotatably connected with the porous injection tube through the rotation shaft, a poking piece is arranged outside the rotation control block, an output nipple is further arranged at the output end of the rotation control block, the needle head is installed on the output nipple in a matching mode, at least three round holes are formed in the rotation control block, the round holes are communicated with the output nipple, and the round holes are respectively in close fit with the hollow cylinder. The rotating control block rotates around the rotating shaft through the poking piece, so that the rotating control block is aligned to the output ends of different hollow cylinders through the nipple communicating circular hole, and the purpose of controlling liquid medicine injection is achieved.

The utility model has the beneficial effects that: 1. a plurality of empty cylinders are arranged in the porous injection cylinder and used for drawing different liquid medicines, so that the aim of simultaneously or alternately injecting or flushing a patient can be fulfilled, and the medical cost is saved; 2. the liquid separation control mechanism is arranged to control the empty cylinder for drawing or injecting the liquid medicine into the porous injection cylinder, so that the operation accuracy of medical personnel is guaranteed, and the liquid medicine can be frequently and alternately injected or flushed to a patient without causing liquid medicine injection disorder; 3. the boosting patch is beneficial to synchronously boosting a plurality of piston handles so as to realize simultaneous injection or flushing of a patient; 4. the liquid separation control mechanism is provided with the poking piece or the external poking piece, so that the operation convenience of the liquid separation control mechanism is improved.

Drawings

Fig. 1 is a schematic cross-sectional view of the present invention as a whole.

FIG. 2 is a schematic cross-sectional view of the liquid separation control mechanism of the present invention.

Fig. 3 is a schematic cross-sectional structure diagram 1 of a liquid separation control mechanism in the second embodiment of the utility model.

Fig. 4 is a schematic cross-sectional structure diagram 2 of a second dispensing control mechanism according to an embodiment of the present invention.

Description of reference numerals: a porous syringe 1; a needle head 2; a liquid separation control mechanism 3; a piston pushing mechanism 4; an empty cartridge 11; a control block 31; an inner slide groove 32; an outer slide card slot 33; a slide shutter 34; an outer paddle 35; a nipple 36; a through hole 37; a piston 41; a piston shaft 42; a piston shank 43; a booster patch 44; a rotation control block 311; a rotating shaft 312; a toggle piece 313; a circular aperture 314.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 and 2: the utility model provides a double-end divides liquid syringe, is provided with porous injection tube 1 and syringe needle 2, is provided with branch liquid control mechanism 3 at 1 output of porous injection tube, and syringe needle 2 is installed at this 3 output of branch liquid control mechanism, still is provided with two empty barrels 11 in the porous injection tube 1, and equal slidable mounting has piston pushing mechanism 4 in two empty barrels 11, and syringe needle 2 is through dividing liquid control mechanism 3 and empty barrel 11 intercommunication.

Be provided with the scale mark on syringe needle 2, to the necessary occasion of requiring of the syringe needle depth of 2 stabs, this scale mark is favorable to direct observation to be pierced, for example complicated periodontal pocket, and same different position periodontal pocket depths of tooth are different, can carry out periodontal pocket depth measurement with the periodontal probe earlier, and when washing, with the position of taking the needle tubing of scale to go deep into corresponding degree of depth, it is more accurate, more thorough to wash, and the effect is better.

The liquid separation control mechanism 3 is provided with a control block 31, two inner sliding grooves 32 and two outer sliding clamping grooves 33 are respectively arranged inside and on the outer surface of the control block 31, a sliding blocking piece 34 is slidably mounted in the inner sliding groove 32, the sliding blocking piece 34 is connected with an outer shifting piece 35, the outer shifting piece 35 is matched with the outer sliding clamping grooves 33, a nipple 36 is arranged at the output end of the control block 31, the needle head 2 is installed on the nipple 36 in a matched mode, a through hole 37 is further formed in the sliding blocking piece 34, and the nipple 36 is respectively communicated with the output end of the empty cylinder 11 through the through hole 37. Slide in the sliding tray 32 including driving the slip separation blade 34 through stirring outside plectrum 35 for the intercommunication passageway of empty section of thick bamboo 11 and nipple 36 is blocked by slip separation blade 34, perhaps communicates through the through-hole 37 of seting up on the slip separation blade 34, when having controlled the interior liquid medicine injection passage of empty section of thick bamboo 11, has prevented that liquid medicine from revealing interior sliding tray 32 and causing the jam failure of minute liquid control mechanism 3.

The piston pushing mechanism 4 is provided with a piston 41, a piston shaft 42 and a piston handle 43, the piston 41, the piston shaft 42 and the piston handle 43 are sequentially connected, the piston 41 is in close contact with the inner wall of the hollow cylinder 11, a boosting patch 44 is further adhered to the piston handle 43, and the boosting patch 44 is beneficial to synchronous pushing of the plurality of piston handles 43.

The utility model is realized by the following steps: when different liquid medicines are required to be subjected to liquid separation alternately or simultaneously for injection or flushing, different liquid medicines are respectively drawn into different empty barrels 11 by the piston pushing mechanism 4 sliding backwards in the empty barrels 11, after the needle head 2 is aligned to a position to be flushed or is penetrated into the skin of a human body or a medicine bottle, the liquid medicine in the empty barrel 11 communicated with the needle head 2 is ejected through the needle head 2 by stirring the external stirring sheet 35 to adjust the liquid separation control mechanism 3 to control the on-off of the different empty barrels 11 at the output end of the porous injection barrel 1, and finally, the piston pushing mechanism 4 slides forwards in the empty barrel 11 to extrude the liquid medicine in the empty barrel 11 communicated with the needle head 2.

Example two:

as shown in fig. 3 and 4: preferably, under the same other structure and embodiment, the dispensing control mechanism 3 is provided with a rotation control block 311, a rotation shaft 312 is arranged in the middle of the rotation control block 311, the rotation control block 311 is rotatably connected with the porous injection tube 1 through the rotation shaft 312, a dial piece 313 is arranged outside the rotation control block 311, an output nipple is further arranged at the output end of the rotation control block 311, the needle 2 is fittingly installed on the output nipple, three circular holes 314 or four circular holes 314 are arranged on the rotation control block 311, when the four circular holes 314 are arranged compared with the three circular holes 314, the rotation control block 311 has a smaller rotation radian, which is more favorable for sealing treatment of the rotation position, all the circular holes 314 are communicated with the output nipple, and the circular holes 314 are respectively and tightly fitted with the hollow tube 11. The rotating control block 311 rotates around the rotating shaft 312 through the toggle piece 313, so that the circular hole communicating with the output nipple is aligned with the output end of different empty cylinders 11, thereby achieving the purpose of controlling the liquid medicine injection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims.

Claims (5)

1. The utility model provides a double-end divides liquid syringe which characterized in that: including porous injection tube (1) and syringe needle (2) porous injection tube (1) output is provided with divides liquid control mechanism (3), install at this minute liquid control mechanism (3) output syringe needle (2), still be provided with two at least empty section of thick bamboos (11) in porous injection tube (1) equal slidable mounting has piston pushing mechanism (4) in empty section of thick bamboo (11), just syringe needle (2) through divide liquid control mechanism (3) with empty section of thick bamboo (11) intercommunication.

2. The dual-head dispensing injector of claim 1, wherein: divide liquid control mechanism (3) to be provided with control block (31), be provided with two at least interior sliding tray (32) and outer sliding groove (33) respectively with the surface inside this control block (31) interior sliding tray (32) slidable mounting has sliding block piece (34), sliding block piece (34) are connected with outside plectrum (35), this outside plectrum (35) with outer sliding groove (33) cooperation control block (31) output is provided with nipple (36), syringe needle (2) cooperation is installed on this nipple (36) through-hole (37) have still been seted up on sliding block piece (34), nipple (36) through this through-hole (37) respectively with empty section of thick bamboo (11) output intercommunication.

3. The dual-head dispensing injector of claim 1, wherein: the needle head (2) is provided with scale marks.

4. The dual-head dispensing injector of claim 1, wherein: piston pushing mechanism (4) are including piston (41), piston shaft (42) and piston handle (43), piston (41), piston shaft (42) and piston handle (43) connect gradually, piston (41) and empty section of thick bamboo (11) inner wall in close contact with still paste boosting paster (44) on piston handle (43).

5. The dual-head dispensing injector of claim 1, wherein: the liquid separation control mechanism (3) is provided with a rotation control block (311), a rotation shaft (312) is arranged in the middle of the rotation control block (311), the rotation control block (311) is rotatably connected with the porous injection tube (1) through the rotation shaft (312), a stirring sheet (313) is arranged outside the rotation control block (311), an output nipple is further arranged at the output end of the rotation control block (311), the needle head (2) is installed on the output nipple in a matched mode, at least three round holes (314) are formed in the rotation control block (311), the round holes (314) are communicated with the output nipple, and the round holes (314) are respectively in close fit with the hollow tube (11).

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