WO2016202010A1

WO2016202010A1 - Semi-automatic medicine mixing machine

Info

Publication number: WO2016202010A1
Application number: PCT/CN2016/075451
Authority: WO
Inventors: 李照; 杨峰; 薛金明; 焦健; 赵亮
Original assignee: 苏州艾隆科技股份有限公司
Priority date: 2015-06-17
Filing date: 2016-03-03
Publication date: 2016-12-22
Also published as: CN105125404A; CN105125404B

Abstract

A semi-automatic medicine mixing machine for infusion medicine mixing comprises a stand, an infusion tube (3) fastened to the stand, and an infusion needle (2) and a medicine bottle separately connected to two ends of the infusion tube (3). The stand is provided with a power mechanism and a pressing member connected to the power mechanism. The pressing member is driven by the power mechanism to intermittently press the infusion tube (3), and the infusion needle (2) is inserted into the medicine bottle. The power mechanism drives the pressing member to intermittently press the infusion tube (3), so that the semi-automatic medicine mixing machine for infusion medicine mixing enables a liquid medicine to flow, so as to mix the liquid medicine without involving human participation, thereby improving efficiency and ensuring safety of medicine mixing.

Description

Semi-automatic drug punching machine

Technical field

The invention relates to a semi-automatic drug punching machine for infusion and flushing, belonging to the technical field of medical instruments.

Background technique

In the hospital's dispensing room, a large amount of liquid medicine needs to be configured every day. Under the current conditions, most of the liquid medicines are manually configured by medical personnel, and several different liquid medicines are arranged in the glucose liquid bottle by using an infusion set. Then inject the patient.

However, there are some shortcomings in this way of working, mainly reflected in:

1. The manual operation of medical staff occupies valuable human resources, which invisibly increases the cost of medical care, which also causes the expenses of patients and the expenses of hospitals.

2, the manual operation of medical staff, the efficiency of dispensing is low, and greatly increase the workload of medical staff.

3. When the medical staff is manually operated, the contamination of the liquid may occur due to various accidents, resulting in an unknown danger in the liquid, which increases the risk of medical care.

In view of the above-mentioned defects, it is necessary to design a semi-automatic drug punching machine that realizes semi-automatic dispensing and ensures the safety of dispensing, so that it has more industrial utilization value.

Summary of the invention

The object of the present invention is to provide a semi-automatic drug punching machine with reasonable design, simple operation, semi-automatic dispensing and safety of dispensing.

The object of the invention is achieved by the following technical solutions:

a semi-automatic drug punching machine comprising a frame body, an infusion tube fixed to the frame body, respectively An infusion needle and a medicine bottle connected to both ends of the infusion tube, wherein the frame body is provided with a power mechanism and an extrusion member connected to the power mechanism, and the extrusion member drives the intermittently injecting the infusion tube through the power mechanism. Insert the infusion needle into the vial.

As an optimized technical solution, the power mechanism includes a motor and a transmission shaft coupled to the motor, the extrusion is fixed on the transmission shaft, and the extrusion comprises a plurality of radial distributions along the transmission shaft. Squeeze the rod.

As an optimized technical solution, the squeeze bars are three radially evenly distributed along the drive shaft.

As an optimized technical solution, the frame body comprises a punching and receiving shell, a fixing bracket disposed on the punching shell, and a movable rack movably mounted on the fixing bracket, and the fixing bracket and the movable frame form a fixing slot. The infusion tube is fixed in the fixing groove.

As an optimized technical solution, the fixing bracket and the movable frame are connected by a movable mechanism, and the fixing bracket is provided with a first rectangular groove and a second rectangular groove extending along a height direction of the fixing bracket, Two rectangular slots are located on opposite sides of the first rectangular slot, and the movable mechanism includes a first moving rod inserted into the first rectangular slot and a second moving rod inserted into the second rectangular slot, and the movable frame is opened Fixing a first fixing hole of the first moving rod and a second fixing hole fixing the second moving rod, the first fixing hole is a through hole, and the first moving rod includes a horizontal crossing the first fixing hole a lever and a handlebar fixed to the crossbar, the handlebar protruding from a side of the movable frame.

As an optimized technical solution, the infusion needle includes a protection head connected to the infusion tube, an outer needle portion connected to the protection head, and a needle head connected to the outer needle portion, wherein the protection head, the outer needle portion and the needle head are both Designed for the hollow and sequentially connected, the outer needle portion and the needle head are uniformly provided with a plurality of through holes.

As an optimized technical solution, a mounting device is disposed between the protection head and the outer needle portion, and the mounting device communicates with a through hole disposed at an end of the outer needle portion near the protection head.

As an optimized technical solution, the mount device includes a bottom portion of the protection head. The mounting seat is provided with an annular groove on a bottom surface of the needle tip portion, and the annular groove communicates with the through hole through a plurality of connecting holes.

As an optimized technical solution, the frame body and the infusion tube are arranged in a sterile container, and the end of the infusion tube runs through the sterile container.

As an optimized technical solution, the infusion tube is an elastic infusion tube.

The outstanding substantive features and significant progress of the technical solution of the present invention are mainly embodied in:

1 The invention realizes the automatic punching of the medicine, and drives the extrusion piece through the power mechanism to intermittently squeeze the infusion tube, so that the flow of the liquid medicine realizes the matching of the liquid medicine, and the whole process does not require manual participation, thereby improving the efficiency and ensuring the medicine. Safety of flushing;

2 The invention has unique design, novel structure and simple operation, and realizes full-automatic semi-automatic control of the punching; it can be fixed in a sealed aseptic environment, and only needs to be inserted into the medicine bottle to realize the transmission and transportation of the liquid medicine, ensuring The safety of the liquid medicine to avoid pollution;

3 The invention greatly reduces the labor of the medical staff, improves the working efficiency of the dispensing, saves the expenses of the hospital, and saves the medical expenses of the patient.

DRAWINGS

1 is a schematic structural view of a semi-automatic drug matching system provided with a semi-automatic drug punching machine in the embodiment;

Figure 2 is a schematic view showing the structure of the semi-automatic drug punching machine shown in Figure 1;

3 is a schematic structural view of another angle of the semi-automatic drug punching machine shown in FIG. 2;

Figure 4 is a partial structural view of Figure 3;

Figure 5 is a schematic structural view of the fixing bracket of Figure 3;

Figure 6 is a schematic structural view of the movable frame of Figure 3;

Figure 7 is an assembled view of a portion of the components of Figure 1;

Figure 8 is a schematic view showing the structure of the infusion needle of Figure 1;

Figure 9 is a bottom plan view of Figure 8.

detailed description

The technical solution of the present invention is further described below with reference to the accompanying drawings:

As shown in FIGS. 1-9, a semi-automatic drug matching system includes a semi-automatic drug punching machine and a control system, and the semi-automatic drug punching machine comprises a sterile container, a mounting bracket 6 disposed in the sterile container, and is fixed on the mounting bracket 6 A semi-automatic punching device 4, an infusion needle, and a vial set in a sterile container. The semi-automatic punching device 4 includes a frame body and an elastic infusion tube 3, the frame body includes a punching housing 404, a fixing bracket 403 disposed on the punching housing 404, and a movable frame movably mounted on the fixing bracket 403. 401, a fixing groove 405 is formed between the fixing bracket 403 and the movable frame 401, and the elastic infusion tube 3 is connected in the fixing groove 405. The punching housing 404 is further provided with a power mechanism and an extrusion member coupled to the power mechanism, and the pressing member drives the intermittently pressing the elastic infusion tube 3 by the power mechanism. The two ends of the elastic infusion tube 3 are respectively connected to the infusion needle 2, and the end of the elastic infusion tube 3 runs through the sterile container. A vial placement rack 1 corresponding to the infusion needle is disposed on both sides of the sterile container. A vial is placed on the vial placement rack 1 and the infusion needle 2 is inserted into the vial.

The fixing bracket 403 and the movable frame 401 constitute a fixing device, and the movable frame 401 is fixed on the fixing bracket 403 by a movable mechanism, and the fixing bracket 403 is opened with a first rectangular groove 4031 extending along the height direction of the fixing bracket 403 and a second rectangular groove 4032, the second rectangular groove 4032 is located at two sides of the first rectangular groove 4031, and the movable mechanism includes a first moving rod 71 inserted into the first rectangular groove 4031 and inserted into the second rectangular groove 4032 a second moving rod 72, the movable frame 401 is provided with a first fixing hole 4011 for fixing the first moving rod 71 and a second fixing hole 4012 for fixing the second moving rod 72, the first fixing The hole 4011 is a through hole, and the first moving rod 71 includes a cross bar 711 penetrating the first fixing hole 4011 and a handle bar 712 fixed on the cross bar 711. The cross bar 711 and the handle bar 712 are vertically disposed. The handlebar 712 protrudes from the side of the movable frame 401. The movable mechanism further includes a first moving block 73 and two second moving blocks 74 disposed on the back of the fixing bracket 403, the first moving block 73 being fixed at an end of the first moving rod 71, the second The moving block 74 is fixed at the second shift The end of the movable rod 72 is further provided with a limiting plate 4033. The limiting plate 4033 defines a limiting cavity 4034. The first moving block 71 is disposed in the limiting cavity 4034. Inside.

The above structure moves the handle frame 712 to move the movable frame 401 up and down, thereby realizing the opening and closing of the fixing groove 405, and achieving the fixed connection and separation of the fixing groove 405 and the elastic infusion tube 3. In addition, the elastic infusion tube 3 can be fixed by the above structure to avoid the movement of the punching power device to move the elastic infusion tube 3 to ensure an optimal working state.

In the present embodiment, the power mechanism includes a motor 407 and a drive shaft 406 that is drivingly coupled to the motor 407. The end of the drive shaft 406 extends into the fixed bracket 403. The extrusion member is fixed to an end of the transmission shaft 406, and the extrusion member includes a plurality of extrusion rods 412 radially evenly distributed along the transmission shaft 406 and a fixing plate 413 for fixing the extrusion rods 412. When working, the motor 407 rotates to drive the transmission shaft 406 to rotate, the transmission shaft 406 drives the extrusion member to rotate, and the pressing member rotates with the transmission shaft 406 to cause the pressing rod 412 to intermittently press the elastic infusion tube 3, so that the elastic infusion is performed. The liquid medicine in the tube 3 moves in the direction in which the extrusion moves.

Considering the actual use and the need to continuously transport the liquid medicine, the number of connecting rods is three, which is an optimum embodiment, and at the same time, another number of connecting rods are also within the scope of the present invention.

The control system includes a display 5 disposed on the punching housing, a controller (not shown) connected to the display 5, and a flow sensor disposed in the fixing bracket 403 and detecting the flow rate in the infusion tube 3 (not shown) The controller is connected to the motor 407, the flow sensor and the display 5 for automatic control of mixing and transportation of the entire liquid medicine, and the controller is connected with a forward rotation foot switch and a reverse foot switch through a wire. The use of the foot switch and the cooperation controller can control the forward and reverse rotation of the motor 407 freely, and realize the control of the two transportation directions of the chemical liquid.

In the present embodiment, the infusion needle 2 includes a protective head 21 that communicates with the elastic infusion tube. The protective head 21 is connected to the outer needle portion 22, and the outer end portion of the outer needle portion 22 is the needle head 24. The protective head 21, the outer needle portion 22 and the needle head 24 are both hollow and in communication. The outer needle A plurality of through holes 23 are evenly disposed on the needle head portion 22 and the needle head portion 24. In general, the through holes 23 are designed to be distributed at both end portions of the outer needle portion 22 and both end portions of the needle head portion 24. Such a design can ensure that the chemical liquid enters the elastic infusion tube 3 as much as possible when the outer needle portion 22 and the needle head 24 are inserted into the medicine bottle, thereby reducing the residual liquid medicine in the medicine bottle.

In order to ensure more effective reduction of the residue, a mounting device is disposed between the protective head 21 and the outer needle portion 22, and the mounting device communicates with the through hole provided at the end of the outer needle portion 22 near the protective head 21. The height of the mount device can be varied in many options, the best option being that the height of the mount device is the same as the thickness of the vial stopper. The protective head 21 and the outer needle portion 22, the outer needle portion 22 and the needle head portion 24 are both riveted and connected together.

In this embodiment, the mounting device includes a mounting seat 25 disposed at the bottom of the protective head 21. The mounting seat 25 is provided with an annular groove 26 on the bottom surface of the needle tip portion 24. The annular groove 26 communicates with the through hole through a plurality of connecting holes 27. twenty three.

The embodiment also provides a working method of a semi-automatic drug matching system, wherein the semi-automatic drug matching system has the above structure and will not be described again. The working method includes:

S1: the elastic infusion tube 3 is fixed on the frame body, and the infusion needle 2 is respectively installed at both ends of the elastic infusion tube 3;

S2: inserting two infusion needles 2 into two vials respectively;

S3: starting the power mechanism, the power mechanism drives the pressing member to rotate to intermittently squeeze the elastic infusion tube 3, and when the pressing member intermittently presses the elastic infusion tube 3, the liquid medicine in the medicine bottle is along the extrusion The direction of rotation is moved from one of the vials into the other vial until the punching is completed and the power mechanism is turned off.

The above step S2 is specifically: placing the two vials that need to be dispensed into the vial placement rack 1 respectively, adjusting the length of the infusion needle 2 according to the size of the vial, and then inserting the infusion needle 2 into the stopper on the vial until Extend.

The above step S3 specifically includes the following steps:

S31: Step on the positive foot switch or reverse the foot switch, the controller controls the motor 407 The motor 407 drives the transmission shaft 406 to rotate, the transmission shaft 406 drives the extrusion member to rotate, and the pressing member intermittently presses the elastic infusion tube 3, and the liquid medicine moves from one of the medicine bottles to the other medicine toward the rotation direction of the extrusion member. Inside the bottle, the flow sensor monitors the flow and transmits a signal to the controller, and the controller displays the flow information and the motor information on the display;

S32: Waiting until the flow of the liquid medicine in the elastic infusion tube 3, the flow sensor sends a signal to the controller, and the controller controls the motor 407 to stop working, and the working state information at the time is displayed on the display;

S33: Next, step on the reverse foot switch or forward rotation foot switch, and start the motor 407 again to realize the transportation of the chemical liquid opposite to the previous movement direction. At this time, the flow sensor continues to monitor the flow rate and transmits a signal to the controller. Display flow information and motor information on the display;

S34: Wait until the flow of the medical liquid in the elastic infusion tube 3, the flow sensor sends a signal to the controller, the controller controls the motor 407 to stop working, and the punching work is completed.

In summary, the semi-automatic drug punching machine of the present invention drives the pressing member intermittently to squeeze the elastic infusion tube through the power mechanism, so that the flow of the liquid medicine realizes the matching of the liquid medicine, and the whole process does not require manual participation, thereby improving the efficiency. It also guarantees the safety of drug flushing. In addition, the invention can be fixed in a sealed aseptic environment, and only needs to be inserted into the vial with a needle to realize the transmission and transportation of the liquid, to ensure the safety of the liquid and to avoid contamination.

The invention has reasonable design, simple operation, and most avoids contamination of the liquid medicine, and ensures the safety of the liquid medicine. At the same time, the invention realizes semi-automatic dispensing, greatly reducing the labor of the medical staff and improving the dispensing of the medicine. Work efficiency, saving hospital expenses, and saving medical expenses for patients.

It is to be understood that the above description is only a preferred embodiment of the present invention, and that those skilled in the art can make several modifications and improvements without departing from the principles of the invention. Retouching should also be considered as the scope of protection of the present invention.

Claims

The semi-automatic drug punching machine is characterized in that it comprises a frame body, an infusion tube fixed on the frame body, an infusion needle and a medicine bottle respectively connected to the two ends of the infusion tube, and the frame body is provided with a power mechanism and An extrusion member coupled to the power mechanism, the extrusion member being driven to intermittently squeeze the infusion tube by a power mechanism, the infusion needle being inserted into the vial.
The semi-automatic drug punching machine according to claim 1, wherein said power mechanism comprises a motor and a transmission shaft coupled to the motor, said pressing member being fixed to said transmission shaft, said extrusion A plurality of squeeze rods are arranged radially along the drive shaft.
The semi-automatic drug dispensing machine according to claim 2, wherein said squeeze bars are three radially evenly distributed along the drive shaft.
The semi-automatic drug punching machine according to claim 1, wherein the frame body comprises a punching outer casing, a fixing bracket disposed on the punching outer casing, and a movable frame movably mounted on the fixing bracket, the fixing bracket A fixing groove is formed between the movable frame and the movable frame, and the infusion tube is fixed in the fixing groove.
The semi-automatic drug punching machine according to claim 4, wherein the fixing bracket and the movable frame are connected by a movable mechanism, and the fixing bracket is provided with a first rectangular groove extending along a height direction of the fixing bracket. And a second rectangular groove, the second rectangular groove is located at two sides of the first rectangular groove, the movable mechanism includes a first moving rod inserted into the first rectangular groove and a second movement inserted into the second rectangular groove a first fixing hole for fixing the first moving rod and a second fixing hole for fixing the second moving rod, wherein the first fixing hole is a through hole, the first movement The lever includes a crossbar extending through the first fixing hole and a handlebar fixed to the crossbar, the handlebar projecting from the side of the movable frame.
The semi-automatic drug punching machine according to claim 1, wherein the infusion needle comprises a protection head that communicates with the infusion tube, an outer needle portion that is connected to the protection head, and an outer needle portion. The connecting needle head, the protection head, the outer needle portion and the needle head are all hollow and sequentially connected, and the outer needle portion and the needle head are uniformly provided with a plurality of through holes.
The semi-automatic drug punching machine according to claim 6, wherein a mounting seat device is disposed between the protecting head and the outer needle portion, and the mounting seat device is connected to the end portion of the outer needle portion near the protective head. Through hole.
A semi-automatic drug dispensing machine according to claim 7, wherein said mounting device comprises a mounting seat disposed at a bottom of the protective head, said mounting seat being provided with an annular groove on a bottom surface of said needle tip portion, said The annular groove communicates with the through hole through a plurality of connecting holes.
A semi-automatic drug dispensing machine according to claim 1 wherein said frame and infusion tube are disposed within a sterile container and the end of said infusion tube extends through the sterile container.
The semi-automatic drug dispensing machine according to claim 1, wherein the infusion tube is an elastic infusion tube.