An intelligent preparation device for tumor chemotherapy drugs

Abstract

The present invention discloses an intelligent preparation device for tumor chemotherapy drugs, which relates to the technical field of chemotherapy drug preparation, including a straight guide rail, an arc guide rail, a vertical slider installed on the straight guide rail, and an arc slider installed on the arc guide rail. A rotating motor is fixedly provided on the upper surface of the arc slider, a preparation table is fixedly provided at the output end of the rotating motor, and a placement rack for placing medicine bottles is provided at equal angles on the edge of the preparation table. A rotating shaft is fixedly provided in the middle of both sides of the multiple placement racks, and one end of the rotating shaft is rotatably connected to the preparation table. The present invention extracts the liquid medicine in the bottle by simulating the manual side hole needle syringe drug extraction method, and injects the extracted liquid medicine into the bottle again, and repeats this process until the liquid medicine is completely dissolved. The extraction and injection are mechanically controlled to reduce bubbles, and the needle is attached to the side wall of the inclined medicine bottle, which reduces the generation of bubbles while allowing the liquid medicine in the medicine bottle to be completely extracted, thereby increasing the stability of drug dissolution, effectively protecting the operator, and improving the efficiency of tumor chemotherapy drug preparation.

Description

Technical Field

[0001] The invention relates to the field of chemotherapy drug preparation, and in particular to an intelligent preparation device for tumor chemotherapy drugs. Background Art

[0002] In clinical practice, cancer patients often need intravenous chemotherapy drugs for chemotherapy, which is a treatment method that uses chemical drugs to prevent the proliferation, infiltration, and metastasis of cancer cells until it ultimately kills the cancer cells.

[0003] During chemotherapy, the first thing to do is to prepare chemotherapy drugs. Preparations before dispensing: wash hands, wear masks, wear protective clothing and double gloves, and wear protective goggles when necessary; lay disposable anti-penetration protective pads on the operating table; have two nurses independently check the medical orders for chemotherapy drugs, including drug name, dosage, volume, expiration date, administration speed, infusion pump speed, and appearance of the drug, and evaluate the required equipment; when dispensing the medicine, draw out the liquid in the ampoule and syringe bottle through a syringe and merge them into one bottle.

[0004] At present, when medical staff prepare chemotherapy drugs, they cannot accurately control the injection speed of the syringe when injecting the drug solution into the syringe bottle to dissolve the drug solution, resulting in a large number of bubbles in the bottle, resulting in inaccurate drug concentration, affecting drug stability and incomplete drug dissolution, and low drug preparation efficiency; and with the increasing number of new anti-tumor drugs and new treatment plans, while improving patients' survival time and quality of life, the workload of nurses who prepare various treatment drugs for patients is increasing, and the corresponding risks are also increasing. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings of the prior art that a large number of bubbles are easily generated when medical staff prepare tumor chemotherapy drugs, and the efficiency is low, and an intelligent preparation device for tumor chemotherapy drugs is proposed.

[0006] In order to solve the problems existing in the prior art, the present invention adopts the following technical solutions:

[0007] An intelligent preparation device for tumor chemotherapy drugs, comprising a straight guide rail, a curved guide rail, a vertical slider installed on the straight guide rail, and a curved slider installed on the curved guide rail, a rotating motor is fixedly provided on the upper surface of the curved slider, a preparation table is fixedly provided at the output end of the rotating motor, a placement rack for placing medicine bottles is provided at equal angles on the edge of the preparation table, a rotating shaft is fixedly provided at the middle of both sides of the plurality of placement racks, one end of the rotating shaft is rotatably connected to the preparation table, and a positioning component for fixing the medicine bottles is provided on the placement rack;

[0008] A regulating component for controlling the movement and injection of the syringe is fixedly disposed on one side of the vertical slider, and a clamping component for fixing the syringe is fixedly disposed on one end of the regulating component away from the vertical slider;

[0009] The arc guide rail and the placement rack are provided with a guide assembly for controlling the inclination of the placement rack, the guide assembly includes a guide rod installed at the upper end of the arc guide rail and a connecting block installed at the bottom edge of the placement rack, a guide block in the shape of a right triangle is fixedly provided on one side of the guide rod, a connecting shaft is laterally fixedly provided at the lower end of the connecting block, a plurality of fixed racks are fixedly provided at the edge of the lower surface of the preparation table, the number of the fixed racks is symmetrical with the number of the placement racks, a driving block is rotatably provided in the middle of the fixed rack, and the inner wall of the slide groove at the end of the driving block is connected to the connecting shaft.

[0010] Preferably, the positioning assembly includes a concave positioning block slidably installed on the top of the placement rack, T-shaped moving blocks are fixedly provided on the lower surfaces of both ends of the positioning block, and moving grooves are opened on the edges of both sides of the upper surface of the placement rack. The moving block is slidably connected in the moving groove, and a spring is fixed in the moving groove, and one end of the spring is fixedly connected to the moving block.

[0011] Preferably, the regulating component includes a first cylinder installed on a vertical slider, a connecting frame is fixedly provided at the output end of the first cylinder, a round shaft is rotatably provided at the end of the connecting frame, a mounting frame is fixedly provided on the round shaft, the mounting frame is located on the inner side of the connecting frame, a second cylinder fixed by bolts is provided on the mounting frame, a connecting sleeve connected to the core rod of the syringe is fixedly provided at the output end of the second cylinder, a fixing rod is fixedly provided on the outer wall of the mounting frame, and a concave clamp for fixing the syringe in the syringe barrel is fixedly provided at the lower end of the fixing rod.

[0012] Preferably, a clamp block is slidably provided in the groove on one side of the inner wall of the clamp, a screw rod is threadedly provided on the side wall of the clamp, and one end of the screw rod is rotatably connected to one side of the clamp block.

[0013] Preferably, a fixed block is fixed on the side of the arc-shaped slider, a connecting rod is fixed on the round rod at the end of the fixed block, a rectangular block is slidably provided in the rectangular groove at the upper end of the connecting rod, and one side of the rectangular block is fixedly connected to the end of the round shaft.

[0014] Preferably, a row of protrusions are evenly distributed at the center of the inner surface of the arc-shaped guide rail, and the protrusions and the driving blocks are located in the same plane.

[0015] Preferably, a bracket is fixedly provided below the straight guide rail and the arc guide rail, and the bracket includes a disc and a steel pipe.

[0016] Preferably, a rubber block is fixedly provided on the inner wall of one of the positioning blocks, and the inner diameter of the rubber block is smaller than the inner diameter of the positioning block.

[0017] Preferably, one side of the clamping block located on the inner side of the clamp is arc-shaped, and the clamping block fits against the outer wall of the syringe.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. In the present invention, the medicine bottle is placed on the preparation table first. When the surface of the preparation table is facing upward, the syringe needle is inserted into the opened ampoule bottle through the regulating component, and the syringe core rod is slowly moved to take medicine under mechanical control. Then, the preparation table drives the medicine bottle to rotate 90 degrees, and the medicine bottle is tilted through the guide component. The regulating component drives the syringe needle to enter the vial, and the manual side hole needle syringe drug extraction method is simulated to extract the liquid medicine in the bottle, and the extracted liquid medicine is injected into the bottle again, and this is repeated until the liquid medicine is completely dissolved. The extraction and injection are mechanically controlled to reduce bubbles, and the needle is attached to the side wall of the tilted medicine bottle, which reduces the generation of bubbles and makes the liquid medicine in the medicine bottle completely extracted, thereby increasing the stability of drug dissolution, effectively protecting the operator, and improving the efficiency of tumor chemotherapy drug preparation;

[0020] 2. In the present invention, a plurality of evenly distributed protrusions are arranged on the arc guide rail so that when the preparation table moves, the driving block contacts the protrusions, causing the placement rack for fixing the medicine bottles to rotate slightly. The placement rack drives the medicine bottles to shake, so that the medicine liquid in the medicine bottles is evenly distributed, further increasing the fusion of the medicine liquid after preparation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0023] Figure 2 It is a side view structural schematic diagram of the present invention;

[0024] Figure 3 It is a schematic diagram of the exploded structure of the arc-shaped slider, the rotating motor and the configuration platform of the present invention;

[0025] Figure 4 It is a schematic diagram of the structure of the placement rack of the present invention;

[0026] Figure 5 This is a schematic diagram of the explosion structure of the control component of the present invention;

[0027] Figure 6 For the present invention Figure 5 The enlarged structural diagram at A in the middle;

[0028] Figure 7It is a schematic diagram of the structure of the configuration table and the syringe of the present invention after being rotated 90 degrees;

[0029] Figure 8 It is a schematic diagram of the structure of the syringe of the present invention entering the tilted medicine bottle;

[0030] Fig. 9 It is a schematic diagram of the structure of the guide assembly of the present invention;

[0031] Fig.10 For the present invention Fig. 9 Enlarged structural diagram at A in the middle.

[0032] Serial numbers in the figure: 1. straight guide rail; 11. arc guide rail; 12. vertical slider; 13. arc slider; 14. rotating motor; 15. preparation table; 16. rotating shaft; 17. placement rack; 18. torsion spring; 19. connecting block; 191. connecting shaft; 192. fixed frame; 193. driving block; 194. guide rod; 195. guide block; 2. moving groove; 21. moving block; 22. positioning block; 23. spring; 24. rubber block; 3. first cylinder; 31. connecting frame; 32. round shaft; 33. mounting frame; 34. bolt; 35. second cylinder; 36. connecting sleeve; 37. fixing rod; 38. clamp; 4. clamp block; 41. screw; 5. fixing block; 51. connecting rod; 52. rectangular block; 6. bump; 7. bracket; 8. syringe; 9. medicine bottle. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0034] Embodiment: This embodiment provides an intelligent preparation device for tumor chemotherapy drugs, see Figure 1-10 Specifically, it includes a straight guide rail 1, an arc guide rail 11, a vertical slider 12 installed on the straight guide rail 1, and an arc slider 13 installed on the arc guide rail 11. The straight guide rail 1 and the arc guide rail 11 are composed of three parts: a stator, a transplant, and a strong magnet. When an external current flows through the winding, a magnetic field will be generated. This magnetic field will interact with the magnetic field of the strong magnet to generate a magnetic force, causing the vertical slider 12 and the arc slider 13 to move. All of them belong to the prior art. A rotating motor 14 is fixedly provided on the upper surface of the arc slider 13, and a preparation table 15 is fixedly provided at the output end of the rotating motor 14. A placement rack 17 for placing medicine bottles 9 is provided at equal angles on the edge of the preparation table 15. A rotating shaft 16 is fixedly provided in the middle of both sides of the multiple placement racks 17. One end of the rotating shaft 16 is rotatably connected to the preparation table 15. A positioning component for fixing the medicine bottles 9 is provided on the placement rack 17;

[0035] Before preparing tumor chemotherapy drugs, it is necessary to first fix the medicine bottle 9 on the preparation table 15 through the positioning assembly, and drive the preparation table 15 to rotate through the rotating motor 14, so that the medicine bottles 9 containing different drugs are sequentially located under the syringe 8, so that the syringe 8 can extract the drugs in the medicine bottle 9 and inject the drug solution for preparation;

[0036] A regulating component for controlling the movement and injection of the syringe 8 is fixedly disposed on one side of the vertical slider 12, and a clamping component for fixing the syringe 8 is fixedly disposed on one end of the regulating component away from the vertical slider 12;

[0037] The syringe 8 is fixed by the clamping assembly, which is convenient for replacement of the syringe 8, and the regulating assembly is used to control the movement of the syringe 8, so that the needle tube on the syringe 8 is inserted into and removed from the medicine bottle 9, and the syringe 8 can also be controlled to slowly and steadily extract and inject the liquid medicine in the medicine bottle 9, thereby reducing the generation of bubbles in the medicine bottle 9 and improving the stability of the medicine;

[0038] The arc-shaped guide rail 11 and the placement rack 17 are provided with a guide assembly for controlling the tilt of the placement rack 17. The guide assembly includes a guide rod 194 installed at the upper end of the arc-shaped guide rail 11 and a connecting block 19 installed at the bottom edge of the placement rack 17. A guide block 195 in the shape of a right triangle is fixed on one side of the guide rod 194. A connecting shaft 191 is fixedly provided at the lower end of the connecting block 19. A plurality of fixed racks 192 are fixedly provided at the edge of the lower surface of the preparation table 15. The number of the fixed racks 192 is symmetrical to the number of the placement racks 17. The middle of the fixed racks 192 is A driving block 193 is provided for rotation, and the inner wall of the slide groove at the end of the driving block 193 is connected to the connecting shaft 191. A bracket 7 is fixedly provided below the straight guide rail 1 and the arc guide rail 11. The bracket 7 is composed of a disc and a steel pipe. The medicine bottle 9 includes an ampoule bottle and a cillin bottle. A rubber plug is inserted at the opening of the ampoule bottle. A fixed block 5 is fixedly provided on the side of the arc slider 13. A connecting rod 51 is fixedly provided on the round rod at the end of the fixed block 5. A rectangular block 52 is slidably provided in the rectangular groove at the upper end of the connecting rod 51, and one side of the rectangular block 52 is fixedly connected to the end of the circular shaft 32.

[0039] When installing the equipment, the disc is fixed on the operating table or safety cabinet in the static center by screws to keep the equipment in a stable state. Before the ampoule bottle is placed on the preparation table 15, the operator needs to break the upper end of the ampoule bottle first, extract the liquid medicine in the ampoule bottle through the syringe 8, rotate the preparation table 15 to remove the ampoule bottle, rotate the syringe bottle to the bottom of the syringe 8, and then inject the liquid medicine in the syringe 8 into the syringe bottle. The arc-shaped slider 13 moves on the arc-shaped guide rail 11, and after moving to the top, the preparation table 15 rotates ninety degrees following the arc-shaped slider 13, and the syringe 8 also rotates ninety degrees. The placement rack 17 on the preparation table 15 is limited by the guide component, so that the placement rack 17 drives the syringe bottle to be in an inclined state (such as Figure 7 and Figure 8As shown in the figure, the bottom of the vial is higher than the needle, which makes it convenient for the syringe 8 to completely extract the medicine in the bottle, and the needle is close to the bottle wall, which effectively reduces the generation of bubbles when the syringe 8 injects the liquid medicine. The needle on the syringe 8 passes through the rubber stopper and is inserted into the vial. After the liquid medicine is extracted, the needle leaves, and the preparation table 15 is rotated to extract the liquid medicine in the vial 9 in turn, until the vial with the liquid medicine is finally moved to the injection position, and the liquid medicine in the bottle is extracted by simulating the manual side hole needle syringe 8 extraction method, and the extracted liquid medicine is injected into the bottle again, and this is repeated until the liquid medicine is completely dissolved;

[0040] When the preparation table 15 moves 90 degrees and is parallel to the straight guide rail 1, the end of the driving block 193 on the fixed frame 192 fits with the lower surface of the guide rod 194, so that the driving block 193 is in an inclined state, and the driving block 193 is tilted near one end of the placement rack 17, and the connecting block 19 and the bottom of the placement rack 17 are lifted up through the connecting shaft 191, and the placement rack 17 is rotated along the preparation table 15 through the rotating shaft 16, so that the medicine bottle 9 is in an inclined state, and the setting of the guide block 195 is to guide the driving block 193 along the inclined surface to the bottom of the guide rod 194, so that each placement rack 17 rotated to the top is in an inclined state, which is convenient for extracting and injecting the liquid medicine in the medicine bottle 9, and when the driving block 193 leaves the guide rod 194, the placement rack 17 is reset by the torsion spring 18;

[0041] The movement of the arc-shaped slider 13 will drive the fixed block 5 and the connecting rod 51 to move synchronously, the connecting rod 51 will drive the rectangular block 52 to rotate, the rectangular block 52 will drive the circular shaft 32 to rotate, and the circular shaft 32 will drive the mounting frame 33 to rotate synchronously, so that the syringe 8 is always in a vertical state with the preparation table 15, which is convenient for the syringe 8 to be inserted into the medicine bottle 9. The rectangular groove on the connecting rod 51 and the setting of the rectangular block 52 will not drive the circular shaft 32 to rotate when the syringe 8 moves horizontally or vertically.

[0042] In the specific implementation process, Figure 3 and Figure 4 As shown, the positioning assembly includes a concave positioning block 22 slidably mounted on the top of the placement frame 17, a T-shaped moving block 21 is fixedly provided on the lower surface of both ends of the positioning block 22, and moving grooves 2 are provided on both sides of the upper surface of the placement frame 17. The moving block 21 is slidably connected in the moving groove 2, and a spring 23 is fixedly provided in the moving groove 2. One end of the spring 23 is fixedly connected to the moving block 21, and a rubber block 24 is fixedly provided on the inner wall of a positioning block 22, and the inner diameter of the rubber block 24 is smaller than the inner diameter of the positioning block 22;

[0043] The positioning block 22 is pushed, and the positioning block 22 moves laterally along the moving groove 2 through the moving block 21, and squeezes the spring 23, so that the positioning block 22 leaves the top of the placement groove on the placement rack 17, and the syringe bottle is placed in the placement groove. The syringe bottle fits with the inner wall of the placement groove, and the positioning block 22 is released. The positioning block 22 is pushed by the spring 23 and is stuck in the neck position of the syringe bottle, fixing the position of the syringe bottle, which is convenient for the installation and removal of the medicine bottle 9. Some positioning blocks 22 have rubber blocks 24 added, and the area of ​​the placement groove is reduced, which is used to place ampoule bottles. The rubber block 24 fits tightly with the ampoule bottle, fixes the ampoule bottle by friction, and extracts the medicinal liquid in the ampoule bottle when the surface of the preparation table 15 is facing upward.

[0044] In the specific implementation process, Figure 5 and Figure 6 As shown, the regulating component includes a first cylinder 3 installed on the vertical slider 12, a connecting frame 31 is fixedly provided at the output end of the first cylinder 3, a round shaft 32 is rotatably provided at the end of the connecting frame 31, a mounting frame 33 is fixedly provided on the round shaft 32, the mounting frame 33 is located on the inner side of the connecting frame 31, a second cylinder 35 fixed by a bolt 34 is provided on the mounting frame 33, a connecting sleeve 36 connected to the core rod of the syringe 8 is fixedly provided at the output end of the second cylinder 35, a fixing rod 37 is fixedly provided on the outer wall of the mounting frame 33, a concave clamp 38 for fixing the syringe 8 in the syringe barrel is fixedly provided at the lower end of the fixing rod 37, a clamp block 4 is slidably provided in a groove on one side of the inner wall of the clamp 38, a screw 41 is threaded on the side wall of the clamp 38, one end of the screw 41 is rotatably connected to one side of the clamp block 4, the clamp block 4 is located on the inner side of the clamp 38 and has an arc-shaped surface, and the clamp block 4 fits the outer wall of the syringe 8;

[0045] The tube wall of the syringe 8 is placed into the clamp 38 to fit with the inner wall of the clamp 38, and the end of the core rod of the syringe 8 is inserted into the connecting sleeve 36 (the openings of the connecting sleeve 36 and the clamp 38 are consistent). When the screw 41 is rotated, the screw 41 moves inward along the inner wall of the clamp 38, and the clamp 38 pushes the clamp block 4 to move, so that the clamp block 4 fits with the tube wall of the syringe 8, and the syringe 8 is fixed in the clamp 38. The height of the syringe 8 can be adjusted by moving the vertical slider 12 along the straight guide rail 1. The position of the syringe 8 can be driven to move horizontally by the first cylinder 3, and the connecting sleeve 36 is driven to move by the second cylinder 35. The connecting sleeve 36 drives the core rod to move, so as to realize the extraction and injection of the syringe 8, realize the smooth injection of the syringe 8, and effectively prevent the generation of bubbles.

[0046] In the specific implementation process, Figure 1 Figure 2 and Figure 3 As shown, a row of protrusions 6 are evenly distributed at the center of the inner surface of the arc-shaped guide rail 11, and the protrusions 6 and the driving block 193 are located in the same plane;

[0047] When the arc-shaped slider 13 drives the preparation table 15 to move, the driving block 193 under the preparation table 15 will contact the protrusion 6, driving the placement rack 17 to rotate slightly, and the placement rack 17 drives the medicine bottle 9 to shake, so that the medicine liquid in the medicine bottle 9 is evenly distributed, further increasing the fusion of the medicine liquid after preparation.

[0048] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An intelligent preparation device for tumor chemotherapy drugs, comprising a straight guide rail (1), a curved guide rail (11), a vertical slider (12) installed on the straight guide rail (1), and a curved slider (13) installed on the curved guide rail (11), characterized in that: A rotating motor (14) is fixedly provided on the upper surface of the arc-shaped slider (13), a preparation table (15) is fixedly provided on the output end of the rotating motor (14), a placement rack (17) for placing medicine bottles (9) is provided at equal angles on the edge of the preparation table (15), a rotating shaft (16) is fixedly provided in the middle of both sides of the plurality of placement racks (17), one end of the rotating shaft (16) is rotatably connected to the preparation table (15), and a positioning component for fixing the medicine bottles (9) is provided on the placement rack (17); A regulating component for controlling the movement and injection of the syringe (8) is fixedly provided on one side of the vertical slider (12), and a clamping component for fixing the syringe (8) is fixedly provided on one end of the regulating component away from the vertical slider (12); The arc-shaped guide rail (11) and the placement rack (17) are provided with a guide assembly for controlling the inclination of the placement rack (17), the guide assembly comprising a guide rod (194) installed at the upper end of the arc-shaped guide rail (11) and a connecting block (19) installed at the bottom edge of the placement rack (17), a guide block (195) in the shape of a right triangle is fixedly provided on one side of the guide rod (194), a connecting shaft (191) is transversely fixedly provided at the lower end of the connecting block (19), a plurality of fixed racks (192) are fixedly provided at the edge of the lower surface of the preparation table (15), the number of the fixed racks (192) is symmetrical with the number of the placement racks (17), a driving block (193) is rotatably provided in the middle of the fixed racks (192), and the inner wall of the slide groove at the end of the driving block (193) is connected to the connecting shaft (191).

2. The intelligent preparation device for tumor chemotherapy drugs according to claim 1, characterized in that: The positioning assembly comprises a concave positioning block (22) slidably mounted on the top of the placement rack (17); T-shaped moving blocks (21) are fixedly arranged on the lower surfaces of both ends of the positioning block (22); moving grooves (2) are provided on both side edges of the upper surface of the placement rack (17); the moving blocks (21) are slidably connected in the moving grooves (2); springs (23) are fixedly arranged in the moving grooves (2); and one end of the springs (23) is fixedly connected to the moving blocks (21).

3. The intelligent preparation device for tumor chemotherapy drugs according to claim 1, characterized in that: The regulating component comprises a first cylinder (3) mounted on a vertical slider (12); a connecting frame (31) is fixedly provided at the output end of the first cylinder (3); a round shaft (32) is rotatably provided at the end of the connecting frame (31); a mounting frame (33) is fixedly provided on the round shaft (32); the mounting frame (33) is located inside the connecting frame (31); a second cylinder (35) fixed by bolts (34) is provided on the mounting frame (33); a connecting sleeve (36) connected to a core rod of a syringe (8) is fixedly provided at the output end of the second cylinder (35); a fixing rod (37) is fixedly provided on the outer wall of the mounting frame (33); a concave clamp (38) for fixing the syringe (8) in a syringe barrel is fixedly provided at the lower end of the fixing rod (37).

4. The intelligent preparation device for tumor chemotherapy drugs according to claim 3, characterized in that: A clamping block (4) is slidably disposed in a groove on one side of the inner wall of the clamp (38), and a screw rod (41) is threadedly disposed on the side wall of the clamp (38), and one end of the screw rod (41) is rotatably connected to one side of the clamping block (4).

5. The intelligent preparation device for tumor chemotherapy drugs according to claim 1, characterized in that: A fixed block (5) is fixedly provided on the side of the arc-shaped sliding block (13); a connecting rod (51) is fixedly provided on the round rod at the end of the fixed block (5); a rectangular block (52) is slidably provided in a rectangular groove at the upper end of the connecting rod (51); one side of the rectangular block (52) is fixedly connected to the end of the round shaft (32).

6. The intelligent preparation device for tumor chemotherapy drugs according to claim 1, characterized in that: A row of protrusions (6) are evenly distributed at the center of the inner surface of the arc-shaped guide rail (11), and the protrusions (6) and the driving block (193) are located in the same plane.

7. The intelligent preparation device for tumor chemotherapy drugs according to claim 1, characterized in that: A bracket (7) is fixedly provided below the straight guide rail (1) and the arc guide rail (11), and the bracket (7) comprises a disc and a steel pipe.

8. The intelligent preparation device for tumor chemotherapy drugs according to claim 2, characterized in that: A rubber block (24) is fixedly provided on the inner wall of the positioning block (22); the inner diameter of the rubber block (24) is smaller than the inner diameter of the positioning block (22).

9. The intelligent preparation device for tumor chemotherapy drugs according to claim 4, characterized in that: The clamping block (4) is located on the inner side of the clamp (38) and has an arc-shaped surface. The clamping block (4) is in contact with the outer wall of the syringe (8).

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