CN214435380U - Chemotherapy medicine dispensing device - Google Patents

Abstract

The utility model belongs to the technical field of the medical treatment is dispensed a medicine, a chemotherapy medicine dispensing device is provided, including syringe unit, medicine bottle unit and medicine bag unit. The utility model discloses a syringe unit, medicine bottle unit and medicine bag unit have realized the mechanized operation of chemotherapy medicine configuration process basically, have reduced medical personnel's the operation chance in configuring chemotherapy medicine, reduce the chance that nursing staff is infected by the medicine, reduce nursing staff's work load.

Description

Chemotherapy medicine dispensing device

Technical Field

The utility model relates to a medical treatment technical field that dispenses, concretely relates to chemotherapy medicine dispensing device.

Background

At present, when a hematology nursing staff prepares a chemotherapeutic drug, a syringe is required to suck a solvent (namely sodium chloride injection) first, then the solvent is pumped into powder, after the powder is dissolved, the liquid medicine is pumped back and injected into the solvent, and then a bag of the chemotherapeutic drug is prepared. In the process, the nursing staff needs to use the syringe repeatedly, on one hand, the nursing staff is easily infected by the medicine, on the other hand, the workload of single operation of the nursing staff is large, and thus the nursing staff is easy to feel tired in one day.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a chemotherapy medicine dispensing device to reduce the operating opportunity of nursing staff in the configuration chemotherapy medicine, thereby reduce the nursing staff by the chance of drug infection and reduce nursing staff's work load.

In order to achieve the purpose, the utility model provides a chemotherapy drug dispensing device, which comprises an injector unit, a medicine bottle unit and a medicine bag unit;

the syringe comprises a cylinder body and a piston shaft, a cylinder lug is arranged at the tail end of the cylinder body, a piston handle is arranged at the tail end of the piston shaft, the medicine bottle comprises a bottle body and a bottle cap, and the medicine bag comprises a bag body and a connector;

the syringe unit includes:

the first clamping device can be opened and closed and is used for clamping the cylinder ear;

a second holding means which can be opened and closed and holds the piston shank;

a first lifting device for lifting or lowering the second gripping device;

a base for mounting the first clamping device and the first lifting device;

a second lifting device for lifting or lowering the base; and

a traverse device for moving the second lifting device back and forth in a horizontal direction;

the vial unit is disposed below the syringe unit, and includes:

the third clamping device can be opened and closed and is used for clamping the bottle body; and

the first lifting frame is used for lifting the bottle body;

the medicine bag unit is disposed under the syringe unit and at one side of the medicine bottle unit, and includes:

a fourth clamp device which can be opened and closed and is used for clamping the joint; and

and the second lifting frame is used for lifting the bag body.

Further, first clamping device includes that two are relative to be set up the first fixture of barrel both sides, first fixture includes:

the first support is provided with a containing groove matched with the cylinder lug;

the pressing plate is arranged above the first support;

the first screw is rotatably arranged on the first support along the vertical direction, penetrates through the pressure plate and is in threaded connection with the pressure plate;

the first guide rod is fixedly arranged on the first support along the vertical direction, is parallel to the first screw rod, penetrates through the pressure plate and is in sliding connection with the pressure plate; and

and the first motor is arranged on the first support and is used for driving the first screw rod to rotate.

Further, the second clamping device comprises two second clamping mechanisms which are oppositely arranged at two ends of the piston handle and a connecting arm used for connecting the two second clamping mechanisms together, and the second clamping mechanisms comprise:

the upper end of the second support is fixedly connected with one end of the connecting arm;

the two first gears are meshed with each other and are rotatably arranged on the second support;

two first clamping arms are respectively positioned at the upper end and the lower end of the piston handle, one end of each first clamping arm is fixedly connected with one first gear, and the other end of each first clamping arm is a free end; and

and the second motor is arranged on the second support and is used for driving one of the first gears to rotate.

Further, the first elevating device includes:

a third support;

the second screw is rotatably arranged on the third support along the vertical direction;

the connecting block is arranged on the third support in a sliding mode, is in threaded connection with the second screw rod, and is fixedly connected with one second support; and

and the third motor is arranged on the third support and is used for driving the second screw rod to rotate.

Further, the second elevating device includes:

a fourth support;

the third screw is rotatably arranged on the fourth support along the vertical direction, penetrates through the base and is in threaded connection with the base;

the second guide rod is fixedly arranged on the fourth support along the vertical direction, is parallel to the third screw rod, penetrates through the base and is in sliding connection with the base; and

and the fourth motor is arranged on the fourth support and is used for driving the third screw rod to rotate.

Further, the traverse device includes:

a fifth support;

the fourth screw is rotatably arranged on the fifth support along the horizontal direction, penetrates through the fourth support and is in threaded connection with the fourth support;

the third guide rod is fixedly arranged on the fifth support along the horizontal direction, penetrates through the fourth support and is connected with the fourth support in a sliding manner; and

and the fifth motor is arranged on the fifth support and is used for driving the fourth screw rod to rotate.

Further, the third clamping device includes:

the sixth support is fixedly connected with the first lifting frame;

two second clamping arms which are oppositely arranged on the sixth support, wherein one end of each second clamping arm is connected with the sixth support in a sliding mode, and the other end of each second clamping arm is matched with the bottle body;

the fifth screw is rotatably arranged on the sixth support and provided with two threaded sections with opposite rotation directions, the threaded sections penetrate through the two second clamping arms, and each threaded section is in threaded connection with one second clamping arm; and

and the sixth motor is arranged on the sixth support and is used for driving the fifth screw rod to rotate.

Further, the vial unit further comprises a swing device, the swing device comprising:

a seventh support;

a second gear and a third gear which are rotatably arranged on the seventh support are meshed with each other, the diameter of the second gear is smaller than that of the third gear, and the third gear is fixedly connected with the sixth support; and

and the seventh motor is arranged on the seventh support and is used for driving the second gear to rotate.

Furthermore, a positioning rod is arranged on the sixth support, a positioning block corresponding to the positioning rod is arranged on the seventh support, the positioning block and the second gear are respectively positioned on two sides of the third gear, and the positioning block and the sixth motor are positioned on the same side of the third gear; when the sixth support keeps horizontal, the positioning rod is abutted with the positioning block.

Further, the fourth clamping device includes:

the clamping frame comprises two clamping plates which are mutually clamped together, and the two clamping plates are used for clamping the joint; and

the installing frame, its with centre gripping frame sliding connection, the centre gripping frame can be installed with the mode of pegging graft on the installing frame, its with the upper end fixed connection of frame is lifted to the second.

The utility model has the advantages that: the utility model discloses a syringe unit, medicine bottle unit and medicine bag unit have realized the mechanized operation of chemotherapy medicine configuration process basically, have reduced medical personnel's the operation chance in configuring chemotherapy medicine, reduce the chance that nursing staff is infected by the medicine, reduce nursing staff's work load.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a perspective view of a chemotherapy drug dispensing device according to an embodiment of the present invention;

FIG. 2 is a perspective view of a first clamping device;

FIG. 3 is a perspective view of a second clamping device;

FIG. 4 is a perspective view of the first lifting device;

FIG. 5 is a perspective view of a second lift and traverse device;

fig. 6 is a perspective view of the vial unit;

fig. 7 is a perspective view of the medicine bag unit;

reference numerals:

100. an injector unit; 101. a barrel; 102. a cylinder ear; 103. a piston handle;

11. a first holding device; 111. a first clamping mechanism; 112. a first support; 113. a containing groove; 114. pressing a plate; 115. a first screw; 116. a first guide bar; 117. a first motor;

12. a second holding device; 121. a second clamping mechanism; 122. a connecting arm; 123. a second support; 124. mounting grooves; 125. a first gear; 126. a first clamp arm; 127. a second motor;

13. a first lifting device; 131. a third support; 132. a second screw; 133. connecting blocks; 134. a third motor;

14. a base;

15. a second lifting device; 151. a fourth support; 152. a third screw; 153. a second guide bar; 154. a fourth motor;

16. a traversing device; 161. a fifth support; 162. a fourth screw; 163. a third guide bar; 164. a fifth motor;

200. a vial unit; 201. a bottle body;

21. a third clamping device; 211. a sixth support; 212. a second clamp arm; 213. a fifth screw; 214. a sixth motor;

22. a swing device; 221. a seventh support; 222. a second gear; 223. a third gear; 224. a seventh motor; 225. positioning a rod; 226. positioning blocks;

23. a first lifting frame;

300. a medicine bag unit; 301. a bag body; 302. a joint;

31. a clamping frame; 311. a clamping plate; 312. a clamping portion; 313. inserting a rod; 32. installing a frame; 33-a second lifting frame; 331. a connecting rod; 332. a lifting plate.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 7, the present embodiment provides a chemotherapy drug dispensing device including a syringe unit 100100, a vial unit 200, and a pouch unit 300.

The syringe comprises a barrel body 101 and a piston shaft, wherein the front end of the barrel body 101 is provided with a needle head, the tail end of the barrel body 101 is provided with a barrel ear 102, and the tail end of the piston shaft is provided with a piston handle 103. The medicine bottle comprises a bottle body 201 and a bottle cap, and is a penicillin bottle. The medicine bag comprises a bag body 301 and a connector 302, wherein the connector 302 comprises a connecting pipe and a sealing plug, and the connecting pipe is communicated with the interior of the bag body 301.

The syringe unit 100 includes a first holding means 11, a second holding means 12, a first lifting means 13, a base 14, a second lifting means 15, and a traverse means 16.

The first holding means 11 can be opened and closed for holding the cylinder ear 102. Preferably, the first clamping device 11 includes two first clamping mechanisms 111 oppositely disposed at left and right sides of the cylinder 101, and the first clamping mechanisms 111 include a first support 112, a pressure plate 114, a first screw 115, a first guide rod 116, and a first motor 117. The first support 112 is provided with a receiving groove 113 corresponding to the barrel lug 102, and the depth of the receiving groove 113 is less than or equal to the thickness of the barrel lug 102. The pressing plate 114 is located above the receiving groove 113 of the first support 112, and can move in a vertical direction. A first screw 115 and a first guide rod 116 are arranged on the first support 112 in parallel along the vertical direction, wherein the first screw 115 is rotatably arranged on the first support 112, penetrates through the pressure plate 114 and is in threaded connection with the pressure plate 114, and the first guide rod 116 is fixedly arranged on the first support 112, penetrates through the pressure plate 114 and is in sliding connection with the pressure plate 114. The first motor 117 is fixed on the first support 112, and the first motor 117 drives the first screw 115 to rotate, thereby realizing the lifting of the pressing plate 114.

The second clamping means 12 can be opened and closed for clamping the piston shank 103. Preferably, the second clamping device 12 comprises two second clamping mechanisms 121 which are oppositely arranged at the front end and the rear end of the piston handle 103, and a connecting arm 122 for connecting the two second clamping mechanisms 121 together. The second clamping mechanism 121 includes a second support 123, a first gear 125, a first clamping arm 126, and a second motor 127. The upper ends of the two second supports 123 are fixedly connected with one end of the connecting arm 122, so that the two second supports 123 and the connecting arm 122 form a structure like a Chinese character 'men'. Preferably, a mounting groove 124 for receiving the first gear 125 and the first clamping arm 126 is formed on the second support 123. Each second clamping mechanism 121 comprises two first gears 125 engaged with each other, and the first gears 125 are rotatably disposed on the second support 123. Each first gear 125 is fixedly connected with one end of a first clamping arm 126, the other end of the first clamping arm 126 is a free end, the two first clamping arms 126 are respectively located at the upper end and the lower end of the piston handle 103, and the two first clamping arms 126 rotate along with the rotation of the two first gears 125, so that the piston handle 103 can be opened or closed, and further the piston handle 103 can be clamped. The second motor 127 is mounted on the second support 123 and drives one of the first gears 125 to rotate.

The first lifting device 13 is used for lifting or lowering the second clamping device 12, and preferably, the first lifting device 13 comprises a third support 131, a second screw 132, a connecting block 133 and a third motor 134. The third supports 131 are vertically arranged, the second screw 132 is rotatably disposed on the third supports 131, and the second screw 132 passes through the connecting block 133 and is threadedly connected to the connecting block 133. The front end of the connecting block 133 is fixedly connected with a second support 123, and the rear end is slidably connected with the third support 131, specifically, the connecting block 133 slides in the vertical direction. The third motor 134 is installed on the third support 131, and the third motor 134 drives the second screw 132 to rotate, so as to achieve the lifting of the connection block 133, and thus the lifting of the second clamping device 12.

The first clamping device 11 and the first lifting device 13 are both mounted on the base 14. The second lifting device 15 is used for lifting or lowering the base 14, and preferably, the second lifting device 15 includes a fourth support 151, a third screw 152, a second guide rod 153 and a fourth motor 154. The third screw 152 and the second guide rod 153 are arranged on the fourth support 151 in parallel along a vertical direction, wherein the third screw 152 is rotatably arranged on the fourth support 151 and passes through the base 14 and is further in threaded connection with the base 14, the second guide rod 153 is fixedly arranged on the fourth support 151, the number of the second guide rods 153 can be one or more, and the second guide rod 153 passes through the base 14 and is further in sliding connection with the base 14. A fourth motor 154 is installed on the fourth support 151, and the fourth motor 154 drives the third screw 152 to rotate, thereby lifting the base 14.

The traverse device 16 is used to move the second lifting device 15 back and forth in the horizontal direction, and preferably, the traverse device 16 includes a fifth support 161, a fourth screw 162, a third guide 163, and a fifth motor 164. A fourth screw 162 and a third guide 163 are horizontally and parallelly disposed on the fifth support 161, wherein the fourth screw 162 is rotatably disposed on the fifth support 161, passes through the fourth support 151, and is further threadedly coupled to the fourth support 151, and the third guide 163 is fixedly disposed on the fifth support 161, passes through the fourth support 151, and is further slidably coupled to the fourth support 151. The fifth motor 164 is fixedly installed on the fifth support 161, and the fifth motor 164 drives the fourth screw 162 to rotate, so as to drive the fourth support 151 to move back and forth in the horizontal direction.

The vial unit 200 is disposed below the syringe unit 100, and includes a third clamping device 21 and a first lifting frame 23. Preferably, the third clamping device 21 includes a sixth support 211, a second clamping arm 212, a fifth screw 213 and a sixth motor 214. The sixth support 211 is fixedly connected to the first lifting frame 23, and the first lifting frame 23 is L-shaped. The sixth support 211 is relatively provided with two second clamping arms 212, the second clamping arms 212 slide along the horizontal direction, one end of each second clamping arm 212 is connected with the sixth support 211 in a sliding manner, and the other end of each second clamping arm 212 is adapted to the bottle body 201, namely, the inner sides of the two second clamping arms 212 are adapted to the bottle body 201, so that the bottle body 201 can be better clamped. The fifth screw 213 is rotatably disposed on the sixth support 211, the fifth screw 213 penetrates through the two second clamping arms 212, and the fifth screw 213 has two threaded sections with opposite rotation directions, and each threaded section is in threaded connection with one of the second clamping arms 212. The sixth motor 214 is fixedly installed on the sixth support 211, and the sixth motor 214 drives the fifth screw 213 to rotate, so as to drive the two second clamping arms 212 to approach or move away from each other, thereby clamping the bottle 201.

The pouch unit 300 is disposed under the syringe unit 100 and at one side of the bottle unit, and includes a fourth clamping device that can be opened and closed to clamp the connector 302 and a second lifting frame for lifting the pouch body 301. Preferably, the fourth clamping device comprises a clamping frame 31 and a mounting frame 32. The clamping frame 31 comprises two clamping plates 311 which are mutually clamped together, the middle part of each clamping plate 311 is provided with a clamping part 312 which is adaptive to the connecting pipe of the joint 302, one clamping plate 311 is fixed with an inserting rod 313, the other clamping plate 311 is provided with an inserting hole adaptive to the inserting rod 313, when the inserting rod 313 is inserted into the inserting hole, the two clamping plates 311 are aligned and clamped into a whole, and the connecting pipe of an arrow head positioned between the two clamping parts 312 is clamped. Preferably, the front section of the mounting frame 32 is open, so that the holding frame 31 can be inserted into the mounting frame 32 in a sliding manner from the front end of the mounting frame 32, and the holding frame 31 is moved into position when the holding frame 31 slides backwards until abutting against the rear end of the mounting frame 32. The second lifting frame comprises a lifting plate 332 and at least two connecting rods 33-the second lifting frame which are arranged along the vertical direction; 331, connecting rod 33-second lifting frame; 331 is fixedly connected at its upper end to the holding frame 31 and at its lower end to the lifting plate 332.

In one embodiment, the vial unit further comprises a swing device 22, the swing device 22 comprising a seventh mount 221, a second gear 222, a third gear 223, and a seventh motor 224. The seventh support 221 is located at the rear end of the sixth support 211, the seventh support 221 is rotatably provided with a second gear 222 and a third gear 223, the second gear 222 and the third gear 223 are engaged with each other, and the diameter of the second gear 222 is smaller than that of the third gear 223, so that the second gear 222 serves as a driving wheel and the third gear 223 serves as a driven wheel. The third gear 223 is further fixedly connected with the sixth support 211, preferably, the third gear 223 is fixedly connected with the middle of the sixth support 211, and the axis of the third gear 223 is located in the central symmetry plane of the two second clamping arms 212 in the vertical direction, so that the arrangement structure is more reasonable. The seventh motor 224 is fixedly mounted on the seventh support 221, and the seventh motor 224 drives the second gear 222 to rotate, so as to drive the sixth support 211 to swing within a certain angle range. The purpose of this setting is, can make bottle 201 slope certain angle to after the syringe needle inserted in bottle 201, the front end of syringe needle is followed the bottle 201 inner wall, and then accords with the configuration operating specification of chemotherapy medicine more.

As a modification of the above embodiment, a positioning rod 225 is fixed to a rear end of the sixth support 211, a positioning block 226 corresponding to the positioning rod 225 is fixed to a front end of the seventh support 221, the positioning block 226 and the second gear 222 are respectively located on two sides of the third gear 223, and the positioning block 226 and the sixth motor 214 are located on the same side of the third gear 223. When the sixth holder 211 is held horizontally, the positioning rod 225 abuts against the positioning block 226. This has the advantage that the third gear 223 has a greater weight on one side than on the other side with the positioning block 226 and the sixth motor 214, so that the sixth support 211 can be easily maintained in a horizontal position by using the positioning rod 225 and the positioning block 226, and the sixth support 211 can be temporarily maintained in an inclined state at a certain angle only when the seventh motor 224 is operated.

In the above embodiments, the motors are controlled by a controller (such as a PLC), which is not shown in the present application since the connection and control of the controller to the motors is a conventional technique in the prior art. In addition, the fifth support 161, the mounting frame 32 and the seventh support 221 are all fixed on a frame, and the structure of the frame is not important in the present application and is not shown in the drawings.

The utility model discloses a theory of operation:

the medical staff takes off the holding frame 31 first, then holds the medicine bag filled with the sodium chloride injection, and then inserts the holding frame 31 into the mounting frame 32. The vial is then placed on the first holding frame 23 and held by the third holding means 21.

The medical staff puts the barrel ears 102 of the syringe into the containing grooves 113 of the two first supports 112, and then the pressing plate 114 descends to press the upper ends of the barrel ears 102, so that the barrel 101 of the syringe is fixed. Then, the opened two first gripper arms 126 move downward with the first holder 112 by a certain distance, during which the movement of the first gripper arms 126 is not disturbed by the piston stem 103. The second motor 127 then drives the two second gears 222 to rotate, so that the two first clamping arms 126 swing from the longitudinal direction to the transverse position, thereby clamping the piston stem 103. Thereafter, the plunger of the syringe is moved by the first elevating means 13, the entire syringe is elevated by the second elevating means 15, and the entire syringe is horizontally moved by the traverse mechanism.

The traverse device 16 firstly moves the syringe to the position right above the joint 302 of the medicine bag, then the second lifting device 15 moves the syringe downwards to be inserted into the medicine bag, then the first lifting device 13 moves the piston handle 103 of the syringe upwards to suck the sodium chloride injection, then the second lifting device 15 moves the syringe upwards, then the traverse device 16 returns the syringe to the position right above the medicine bottle, then the second lifting device 15 moves the syringe downwards, the needle of the syringe is inserted into the bottle body 201, then the swinging device 22 slightly inclines the bottle body 201 at a certain angle so that the needle of the syringe is close to or attached to the inner wall of the bottle body 201, then the first lifting device 13 moves the piston handle 103 downwards so that the sodium chloride injection in the syringe is injected into the bottle body 201, the powder in the bottle body 201 is melted into the sodium chloride injection, and after a certain time, the swinging device 22 makes the bottle body 201 swing right, then, the second elevating means 15 further moves the syringe downward by a certain height, then the first elevating means 13 moves the piston handle 103 upward by a certain height, so that the liquid in the bottle 201 is sucked by the syringe, then the second elevating means 15 moves the syringe upward by a certain height, then the traverse means 16 moves the syringe right above the joint 302 of the medicine bag, then the second elevating means 15 re-inserts the needle of the syringe into the bag body 301, and then the first elevating means 13 moves the piston handle 103 downward by a certain height, so that the liquid in the cylinder 101 is injected into the bag body 301. Finally, the syringe is returned to the position directly above the vial unit in preparation for the next cycle of chemotherapeutic drug administration.

The medical staff takes down the bag body 301 and the bottle body 201 respectively and then repeats the above operations.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (10)

1. A chemotherapy medicine dispensing device is characterized in that: comprises an injector unit, a medicine bottle unit and a medicine bag unit;

the syringe comprises a cylinder body and a piston shaft, a cylinder lug is arranged at the tail end of the cylinder body, a piston handle is arranged at the tail end of the piston shaft, the medicine bottle comprises a bottle body and a bottle cap, and the medicine bag comprises a bag body and a connector;

the syringe unit includes:

the first clamping device can be opened and closed and is used for clamping the cylinder ear;

a second holding means which can be opened and closed and holds the piston shank;

a first lifting device for lifting or lowering the second gripping device;

a base for mounting the first clamping device and the first lifting device;

a second lifting device for lifting or lowering the base; and

a traverse device for moving the second lifting device back and forth in a horizontal direction;

the vial unit is disposed below the syringe unit, and includes:

the third clamping device can be opened and closed and is used for clamping the bottle body; and

the first lifting frame is used for lifting the bottle body;

the medicine bag unit is disposed under the syringe unit and at one side of the medicine bottle unit, and includes:

a fourth clamp device which can be opened and closed and is used for clamping the joint; and

and the second lifting frame is used for lifting the bag body.

2. A chemotherapeutic drug dispensing device as in claim 1 wherein: first clamping device includes that two are relative to be set up the first fixture of barrel both sides, first fixture includes:

the first support is provided with a containing groove matched with the cylinder lug;

the pressing plate is arranged above the first support;

the first screw is rotatably arranged on the first support along the vertical direction, penetrates through the pressure plate and is in threaded connection with the pressure plate;

the first guide rod is fixedly arranged on the first support along the vertical direction, is parallel to the first screw rod, penetrates through the pressure plate and is in sliding connection with the pressure plate; and

and the first motor is arranged on the first support and is used for driving the first screw rod to rotate.

3. A chemotherapeutic drug dispensing device as in claim 2 wherein: the second clamping device comprises two second clamping mechanisms which are oppositely arranged at two ends of the piston handle and a connecting arm used for connecting the two second clamping mechanisms together, and each second clamping mechanism comprises:

the upper end of the second support is fixedly connected with one end of the connecting arm;

the two first gears are meshed with each other and are rotatably arranged on the second support;

two first clamping arms are respectively positioned at the upper end and the lower end of the piston handle, one end of each first clamping arm is fixedly connected with one first gear, and the other end of each first clamping arm is a free end; and

and the second motor is arranged on the second support and is used for driving one of the first gears to rotate.

4. A chemotherapeutic drug dispensing device as in claim 3 wherein: the first lifting device comprises:

a third support;

the second screw is rotatably arranged on the third support along the vertical direction;

the connecting block is arranged on the third support in a sliding mode, is in threaded connection with the second screw rod, and is fixedly connected with one second support; and

and the third motor is arranged on the third support and is used for driving the second screw rod to rotate.

5. A chemotherapeutic drug dispensing device as in claim 4 wherein: the second lifting device comprises:

a fourth support;

the third screw is rotatably arranged on the fourth support along the vertical direction, penetrates through the base and is in threaded connection with the base;

the second guide rod is fixedly arranged on the fourth support along the vertical direction, is parallel to the third screw rod, penetrates through the base and is in sliding connection with the base; and

and the fourth motor is arranged on the fourth support and is used for driving the third screw rod to rotate.

6. A chemotherapeutic drug dispensing device as in claim 5 wherein: the traverse device includes:

a fifth support;

the fourth screw is rotatably arranged on the fifth support along the horizontal direction, penetrates through the fourth support and is in threaded connection with the fourth support;

the third guide rod is fixedly arranged on the fifth support along the horizontal direction, penetrates through the fourth support and is connected with the fourth support in a sliding manner; and

and the fifth motor is arranged on the fifth support and is used for driving the fourth screw rod to rotate.

7. A chemotherapeutic drug dispensing device as in any of claims 1-6 wherein: the third clamping device includes:

the sixth support is fixedly connected with the first lifting frame;

two second clamping arms which are oppositely arranged on the sixth support, wherein one end of each second clamping arm is connected with the sixth support in a sliding mode, and the other end of each second clamping arm is matched with the bottle body;

the fifth screw is rotatably arranged on the sixth support and provided with two threaded sections with opposite rotation directions, the threaded sections penetrate through the two second clamping arms, and each threaded section is in threaded connection with one second clamping arm; and

and the sixth motor is arranged on the sixth support and is used for driving the fifth screw rod to rotate.

8. A chemotherapeutic drug dispensing device as in claim 7 wherein: the vial unit further comprises a swing device, the swing device comprising:

a seventh support;

a second gear and a third gear which are rotatably arranged on the seventh support are meshed with each other, the diameter of the second gear is smaller than that of the third gear, and the third gear is fixedly connected with the sixth support; and

and the seventh motor is arranged on the seventh support and is used for driving the second gear to rotate.

9. A chemotherapeutic drug dispensing device as in claim 8 wherein: a positioning rod is arranged on the sixth support, a positioning block corresponding to the positioning rod is arranged on the seventh support, the positioning block and the second gear are respectively positioned on two sides of the third gear, and the positioning block and the sixth motor are positioned on the same side of the third gear; when the sixth support keeps horizontal, the positioning rod is abutted with the positioning block.

10. A chemotherapeutic drug dispensing device as in claim 9 wherein: the fourth clamping device includes:

the clamping frame comprises two clamping plates which are mutually clamped together, and the two clamping plates are used for clamping the joint; and

the installing frame, its with centre gripping frame sliding connection, the centre gripping frame can be installed with the mode of pegging graft on the installing frame, its with the upper end fixed connection of frame is lifted to the second.

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