CN210904112U

CN210904112U - Liquid medicine transfer device

Info

Publication number: CN210904112U
Application number: CN201920957385.9U
Authority: CN
Inventors: 王晗旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-07-03
Anticipated expiration: 2029-06-25

Abstract

The utility model relates to a liquid medicine transfer device, which comprises a power mechanism, a liquid medicine transfer mechanism, a transfusion bottle and a penicillin bottle, wherein the power mechanism comprises a turntable and a motor, and the motor is fixed on the front side of the turntable; the liquid medicine transferring mechanism comprises a communicating vessel, a left-right screw rod sliding table and an extrusion claw; the communicating vessel comprises a bidirectional liquid guide pipe main body, and two puncture ends are axially arranged on the bidirectional liquid guide pipe main body; the left-right rotating screw rod sliding table is horizontally fixed above the motor; the left and right sides on the left and right handed lead screw slip table is divided into a left extrusion claw and a right extrusion claw. The utility model discloses can effectively completely cut off the air admission medicine, improve dispensing efficiency simultaneously.

Description

Liquid medicine transfer device

Technical Field

The utility model relates to the field of medical supplies, concretely relates to liquid medicine transfer device.

Background

The traditional method for configuring the liquid in the infusion bottle and the penicillin bottle utilizes a disposable sterile syringe to configure by the following three steps: firstly, puncturing an infusion bottle and sucking liquid in the infusion bottle; secondly, puncturing the medical powder bottle and injecting liquid taken from the infusion bottle; and thirdly, the liquid medicine which is uniformly mixed and prepared is sucked and injected into an infusion bottle by using an injector, the medicine prepared by the method needs to be punctured for many times, and for workers, the operation method has a complex process and low efficiency and is easy to cause puncture injury of the infusion needle.

In order to improve the dispensing efficiency, the dispensing machines which automatically dispense medicines through disposable sterile liquid medicine transferors are gradually used by various hospitals, when liquid in a large infusion bottle and powder in a penicillin bottle are mixed and transferred with each other, a mode that an air pump or compressed air generates negative pressure and positive pressure to be mutually converted for suction and extrusion is adopted, so that the medicines in the penicillin bottle and the large infusion bottle are mutually transferred, but the mode can cause external air to enter mixed liquid medicine to cause the possibility of secondary pollution of the liquid medicine, and the quantitative control of the compressed air is difficult, so that the amount of the liquid injected into the penicillin bottle and the amount of the liquid extruded from the penicillin bottle into the large infusion bottle are uncertain, and the whole dispensing process fails or medicines are invalid.

Disclosure of Invention

In order to solve the problems, the utility model provides a liquid medicine transfer device which can be used on an automatic dispensing machine using a disposable sterile liquid medicine transfer device, and the device can directly transfer the medicine between an infusion bottle and a penicillin bottle without secondary air pollution; meanwhile, the amount of liquid entering the penicillin bottle and the amount of liquid flowing back into the penicillin bottle can be controlled, and quantitative control is realized.

The utility model relates to a liquid medicine transfer device, which comprises a power mechanism, a liquid medicine transfer mechanism, an infusion bottle and a penicillin bottle, wherein the power mechanism comprises a turntable and a motor, the turntable is oval and is arranged in the vertical direction, and the motor is fixed at the lower left part of the front surface of the turntable; the liquid medicine transferring mechanism comprises a communicating vessel, a left-right screw rod sliding table and an extrusion claw; the communicating device comprises a bidirectional liquid guide pipe main body and a support frame, the bidirectional liquid guide pipe main body is used for communicating the infusion bottle and the penicillin bottle, the two axial puncture ends of the bidirectional liquid guide pipe main body are different in length and thickness, the upper puncture end is shorter and thicker in caliber, the lower puncture end is slender and narrower in caliber, the two puncture ends are both manufactured according to the standard specification of a syringe needle head, and the support frame is arranged on the outer side of the middle part of the bidirectional liquid guide pipe main body; the communicating vessel is made of a bidirectional liquid guide pipe main body and a supporting frame which are integrally formed; the left-right rotating screw rod sliding table is horizontally fixed on the front surface of the turntable, arranged above the motor and connected with the motor; the left and right sides on the left and right handed lead screw slip table is divided into a left extrusion claw and a right extrusion claw.

Further, the infusion bottle and the penicillin bottle are fixed on the front face of the turntable.

Furthermore, the starting position of the turntable is that the motor is positioned at the left lower part of the turntable, and at the moment, the infusion bottle is positioned at the lower part and the penicillin bottle is positioned at the upper part.

Furthermore, the upper puncture end of the bidirectional catheter body is used for puncturing the penicillin bottle, the lower puncture end of the bidirectional catheter body is used for puncturing the infusion bottle, and the two puncture ends of the bidirectional catheter body are respectively provided with a protective sleeve.

Further, the infusion bottle is arranged between the left extrusion claw and the right extrusion claw.

Furthermore, the left extrusion claw and the right extrusion claw extrude the infusion bottle through the mutual movement towards the middle of the left and right screw rod sliding tables driven by the motor, and the extrusion and release processes can be adjusted according to the amount of the medicines.

Compared with the prior art, the utility model discloses the beneficial effect who gains is:

1. the communicating vessel is directly connected with the infusion bottle and the penicillin bottle to isolate air from entering, and the extrusion and release work of the extrusion claw is matched to enable the transfer work of the liquid medicine to occur between the infusion bottle and the penicillin bottle to isolate air from entering, so that the possibility of medicine pollution in the dispensing process is avoided;

2. the driving force is provided by the motor, the two extrusion claws on the left-handed and right-handed screw sliding tables provide external force for transferring the liquid medicine in an extrusion and release mode, and the extrusion and release strokes can be correspondingly adjusted.

Drawings

FIG. 1 is a schematic view of the operation of a medical fluid transfer device;

FIG. 2 is a schematic view of a communicating vessel of the liquid medicine transferring apparatus;

corresponding reference characters indicate:

the device comprises a left-right rotating screw rod sliding table 1, a motor 2, a left extrusion claw 3, a right extrusion claw 4, an infusion bottle 5, a rotary table 6, a penicillin bottle 7, a communicating vessel 8, a bidirectional catheter main body 9, a support frame 10 and a protective sleeve 11.

Detailed Description

For better understanding of the technical solution of the present invention, the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, and it should be noted that the term "left side" mentioned in the present invention "

The words "right side", "left lower", "above", "below", etc. indicating positional and orientational relationships are given based on the positional and orientational relationships shown in the drawings and are not intended to be restrictive of the invention.

With reference to the accompanying drawings 1-2, the utility model relates to a liquid medicine transfer device, which comprises a power mechanism, a liquid medicine transfer mechanism, an infusion bottle 5 and a penicillin bottle 7, wherein the power mechanism comprises a turntable 6 and a motor 2, the turntable 6 is oval and is arranged in the vertical direction, and the motor 2 is fixed at the lower left of the front side of the turntable 6; the liquid medicine transferring mechanism comprises a communicating vessel 8, a left-right screw rod sliding table 1 and an extrusion claw; the communicating vessel 8 comprises a bidirectional liquid guide tube main body 9 for communicating the infusion bottle 5 with the penicillin bottle 7, the two axial puncture ends of the bidirectional liquid guide tube main body 9 are different in length and thickness, the upper puncture end is shorter and has a thicker caliber, the lower puncture end is slender and has a narrower caliber, the two puncture ends are both manufactured according to the standard specification of a syringe needle, and the support frame 10 is arranged on the outer side of the middle part of the bidirectional liquid guide tube main body 9; the communicating vessel 8 is formed by a bidirectional catheter main body 9 and a support frame 10 in an integrated manner, the left-right rotating screw rod sliding table 1 is horizontally fixed on the front surface of the rotary table 6, arranged above the motor 2 and connected with the motor 2; the two extrusion claws are arranged on the left side and the right side of the left right-handed screw sliding table 1 and are divided into a left extrusion claw 3 and a right extrusion claw 4, and the infusion bottle 5 and the penicillin bottle 7 are fixed on the front surface of the rotary table 6.

In a preferred but nonlimiting embodiment of the present invention, the starting position of the turntable 6 is that the motor 2 is located below the left side of the turntable 6, and at this time, the infusion bottle 5 is located below and the penicillin bottle 7 is located above.

In a preferred but nonlimiting embodiment of the present invention, the upper puncturing end of the bidirectional catheter body 9 is used for puncturing the vial 7, the lower puncturing end is used for puncturing the infusion bottle 5, and the two puncturing ends of the bidirectional catheter body 9 are respectively provided with a protective sheath 11.

In a preferred but non-limiting embodiment of the present invention, the infusion bottle 5 is disposed between the left pressing claw 3 and the right pressing claw 4.

In a preferred but nonlimiting embodiment of the present invention, the left pressing claw 3 and the right pressing claw 4 press the infusion bottle 5, which can be pressed and released according to the amount of the medicine, through the left and right screw sliding table 1 driven by the motor 2 to move toward the center.

When liquid medicine preparation is carried out, the rotary table 6 rotates to the state that the infusion bottle 5 is positioned above and the penicillin bottle is positioned below, the motor 2 drives the left extrusion claw 3 and the right extrusion claw 4 on the left and right rotary screw rod sliding table 1 to move towards the middle to extrude the infusion bottle 5, so that the pressure in the infusion bottle 5 is increased, at the moment, liquid is injected into the penicillin bottle 7 through the communicating device 8, and after powder in the penicillin bottle 7 is dissolved, the rotary table 6 is reset (namely, the infusion bottle 5 is reset to be positioned below and the penicillin bottle 7 is positioned above); and at the moment, the left extrusion claw 3 and the right extrusion claw 4 are repeatedly extruded and released, during extrusion, gas in an upper cavity in the infusion bottle 5 enters the penicillin bottle 7 through the communicating vessel 8, so that the pressure in the penicillin bottle 7 is increased, at the moment, the left extrusion claw 3 and the right extrusion claw 4 are released, so that the pressure in the infusion bottle 5 is reduced, the mixed liquid dissolved in the penicillin bottle 7 flows back into the infusion bottle 5 through the communicating vessel 8, and the primary liquid medicine transfer process is completed.

In the above description, it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The liquid medicine transfer device is characterized by comprising a power mechanism, a liquid medicine transfer mechanism, an infusion bottle and a penicillin bottle, wherein the power mechanism comprises a turntable and a motor, and the motor is fixed on the lower left of the turntable; the liquid medicine transferring mechanism comprises a communicating vessel, a left-right screw rod sliding table and an extrusion claw; the communicating vessel comprises a bidirectional liquid guide pipe main body which is used for connecting the infusion bottle and the penicillin bottle, and two puncture ends are axially arranged on the bidirectional liquid guide pipe main body; the left-right rotating screw rod sliding table is horizontally arranged above the motor and is connected with the motor; the left and right sides on the left and right handed screw slip table are divided into left extrusion claw and right extrusion claw.

2. The drug solution transfer device according to claim 1, wherein the main body of the bidirectional catheter has a shorter and wider diameter at the puncture end in the axial direction and a narrower and narrower diameter at the puncture end in the lower direction.

3. The medical liquid transfer device according to claim 2, wherein the axial piercing ends of the bidirectional catheter body are respectively provided with a protective sheath.

4. The medical liquid transfer device according to claim 1, wherein a support frame is provided outside the bidirectional catheter body for fixing the communicating vessel.

5. The liquid medicine transferring device according to claim 1, wherein the infusion bottle is disposed in the middle of the extruding claw, and the left extruding claw and the right extruding claw move toward the middle of each other on the left and right screw sliding tables under the driving of the motor to extrude the infusion bottle.