CN115089817A

CN115089817A - Nursing and protecting equipment for tumor chemotherapy

Info

Publication number: CN115089817A
Application number: CN202210730315.6A
Authority: CN
Inventors: 王瑞
Original assignee: Western Theater General Hospital of PLA
Current assignee: Western Theater General Hospital of PLA
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-23
Anticipated expiration: 2042-06-24
Also published as: CN115089817B

Abstract

The invention discloses a nursing and protecting device for tumor chemotherapy, which comprises: the infusion support comprises a support plate, wherein a mounting frame is arranged on the support plate and sleeved at the infusion position of a patient; the drawing mechanism is arranged on one side of the mounting rack, and is used for clamping the remaining needle tube when the liquid medicine leaks from the patient and then drawing out the mixed liquid of the blood and the liquid medicine in the remaining needle tube and the wound position of the patient; the lifting mechanism is arranged on one side of the supporting plate, and the lifting mechanism pulls the mixed liquid out by the pulling mechanism and then tears off the film attached to the skin surface of the patient; the medicine feeding mechanism is arranged on one side of the lifting mechanism, the patient can feel the abnormal position of the puncture needle and then can be treated by himself or by family members directly, and the patient can also wait for the treatment by medical staff, and the position of the seepage of the patient can be treated quickly only by pressing the pressing rod, so that the treatment time is saved, the hysteresis quality is shortened, and the injury to the patient is reduced.

Description

Be used for tumour chemotherapy with nursing protective apparatus

Technical Field

The invention relates to the technical field of medical instruments, in particular to nursing and protecting equipment for tumor chemotherapy.

Background

Chemotherapy, abbreviated as "chemotherapy". The method for treating malignant tumor is characterized by that it selects some chemical medicines, and makes cancer cell be damaged or its proliferation be inhibited by means of oral administration, intramuscular injection, intravenous injection and local perfusion so as to obtain the therapeutic effect.

In the process of intravenous injection chemotherapy, a medical worker is required to insert an indwelling needle into a vein of a patient, then normal saline is used for inputting the normal saline into the vein of the patient to ensure that the vein of the patient is in a smooth state, then the normal saline bottle is switched to a chemotherapy medicine bottle, and then the patient is subjected to intravenous injection chemotherapy, in the process of chemotherapy, the medical worker is required to constantly observe whether the position of the indwelling needle is abnormal or not, the indwelling needle is likely to be pulled out or moved after being accidentally operated by the patient, and when the phenomena such as leakage and the like occur, the leakage position needs to be sealed by using the medicine, and the medicine is used for wet compress to reduce the damage to the tissue at the position of the needle inserting position of the patient, however, the existing treatment mode needs the medical worker to find, or the family members of the patient can inform the medical worker to treat the indwelling needle after finding, and the treatment has certain hysteresis, so that the tissue of the patient is likely to be partially necrotic before treatment, thereby causing injury to the patient. Therefore, a nursing and protecting device for tumor chemotherapy is provided.

Disclosure of Invention

The invention aims to provide nursing and protecting equipment for tumor chemotherapy, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a care shield apparatus for use in oncology chemotherapy, comprising:

the infusion support comprises a support plate, wherein a mounting frame is arranged on the support plate and sleeved at the infusion position of a patient;

the drawing mechanism is arranged on one side of the mounting frame and clamps the indwelling needle tube when the liquid medicine leaks from the patient and then draws the mixed liquid of the blood and the liquid medicine in the indwelling needle tube and the wound position of the patient;

the lifting mechanism is arranged on one side of the supporting plate, and the lifting mechanism pulls the mixed liquid out by the pulling mechanism and then tears off the film attached to the skin surface of the patient;

the medicine feeding mechanism is arranged on one side of the lifting mechanism, and sprays the sealed medicine liquid to the skin of the patient on the outer side of the indwelling needle after the film is torn by the lifting mechanism.

Preferably, the withdrawing mechanism comprises a sealing barrel installed on one side of the mounting rack, an auxiliary pipe connected with the sealing barrel is arranged on one side of the needle tube, a piston rod is arranged inside the sealing barrel, the piston rod is connected with the sealing barrel through a first spring, the first spring is in a stretching state, a limiting plate limiting the piston rod is arranged at the end of the piston rod, the limiting plate is connected with the sealing barrel through a guide pillar and a guide sleeve, a second spring is arranged on the outer side of the guide pillar and the outer side of the guide sleeve, the second spring is in a compression state, a rotating plate is arranged on one side of the mounting rack, one end of the rotating plate is located at the bottom of the limiting plate, a pressing rod is arranged at the other end of the rotating plate, and a third spring is arranged between the pressing rod and the mounting rack.

Preferably, the bottom of rotor plate is equipped with the lifting plate, and one side of sealed cylinder is equipped with the stripper plate, and the needle tubing is located between stripper plate and the lifting plate, and the stripper plate is the magnetite, and the lifting plate is iron plate.

Preferably, the outside of piston rod is offered and is used for limiting plate male recess, lift the sliding plate of mechanism including being located the mounting bracket bottom, pass through track sliding connection between sliding plate and the backup pad, be equipped with spring four between sliding plate and the mounting bracket, spring four in compression state, one side of sliding plate is equipped with the metal sheet of inserting between film and skin, one side of sliding plate is equipped with the locating plate to the sliding plate location, the locating plate rotates with the mounting bracket to be connected, one side of locating plate is equipped with the connecting plate with limiting plate connection, when the limiting plate inserts to the recess of piston plate in, loosen the sliding plate after the locating plate upset, the sliding plate promotes the metal sheet and tears the film.

Preferably, medicine feeding mechanism is including installing the cartridge case in the sliding plate bottom, and the inside of cartridge case is full of closed liquid medicine, and the inside of cartridge case is equipped with the baffle, has seted up a plurality of liquid outlets on the baffle, and the bottom of cartridge case is equipped with the rotor plate, has seted up a plurality of medicine outlets on the rotor plate, and medicine outlet and liquid outlet dislocation distribution, the outside of rotor plate are equipped with the swivel becket, and the inside of swivel becket is equipped with the stay cord, and the one end and the swivel becket of stay cord are connected, and the other end of stay cord passes through the stand and is connected with the mounting bracket.

Preferably, a plurality of auxiliary plates are arranged on the outer side of the rotating ring, the auxiliary plates are arc-shaped, and the auxiliary plates are positioned at the bottom of the metal plate.

Preferably, the sealing tube and the auxiliary tube are filled with physiological saline, and the auxiliary tube is connected with the needle tube in an inclined direction towards the liquid medicine transfusion.

Preferably, two guide plates for guiding the needle tubes are provided on both sides of the pressing plate, and the guide plates confine the needle tubes between the pressing plate and the lifting plate.

Preferably, one end of the piston rod is provided with a pressure sensor, the top of the supporting plate is provided with an electromagnet, the electromagnet is located at the bottom of the rotating plate, and the electromagnet adsorbs the rotating plate after the pressure of the pressure sensor is increased, so that the rotating plate rotates.

The invention has at least the following beneficial effects:

the mixed liquid in the blood vessel at the position of the puncture of the patient with the indwelling needle core is rapidly pumped out by the pumping-out mechanism, the bran surface at the position of the puncture of the patient is subjected to liquid medicine sealing treatment after the film on the skin surface of the patient is lifted by the lifting mechanism and the medicine feeding mechanism, compared with the prior art, the prior treatment mode needs to be discovered by medical personnel, or the family members of the patients are informed to the medical staff for treatment after finding, the treatment has certain hysteresis, so that the tissue of the patient is possible to be partially necrotized before treatment, thereby causing injury to the patient, the invention can be treated automatically or directly by family members after the patient feels the position of the puncture is abnormal, and can also be treated by medical personnel by only pressing the compression bar, can be quick handle patient's sepage position, practiced thrift the processing time, shortened the hysteresis quality, reduce the injury that brings the patient.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of another embodiment of the present invention;

FIG. 3 is a partial cross-sectional view of the withdrawal mechanism of the present invention;

FIG. 4 is a partial view of the extraction mechanism of the present invention;

FIG. 5 is a partial view of the opening mechanism of the present invention;

FIG. 6 is a partial view of the drug delivery mechanism of the present invention;

FIG. 7 is a diagram of a second embodiment of the present invention;

FIG. 8 is a diagram of a third structure according to an embodiment of the present invention.

In the figure: 1-a support plate; 2-a mounting rack; 3-a binding belt; 4-a withdrawal mechanism; 40-a sealed cylinder; 41-a piston rod; 42-spring one; 43-a limiting plate; 44-guide pillars; 45-guide sleeve; 46-spring two; 47-a rotating plate; 48-a pressure bar; 49-spring three; 5-a lifting mechanism; 50-a sliding plate; 51-a track; 52-spring four; 53-metal plate; 54-positioning plate; 55-a connecting plate; 6-a medicine feeding mechanism; 60-a cartridge; 61-a separator; 62-a liquid outlet; 63-rotating the plate; 64-a medicine outlet; 65-a rotating ring; 66-a pull rope; 67-upright post; 68-an auxiliary plate; 7-a needle tube; 8-a film; 9-auxiliary tube; 10-a riser block; 11-a stripper plate; 12-a guide plate; 13-a groove; 14-a pressure sensor; 15-an electromagnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: in a first embodiment, a nursing shield apparatus for use in chemotherapy of tumors comprises:

the infusion support comprises a support plate 1, wherein an installation frame 2 is arranged on the support plate 1, the installation frame 2 is sleeved at the infusion position of a patient, the installation frame 2 is fixedly connected with the support plate 1, and the infusion position of the patient is bound by a binding belt 3 at the outer side of the support plate 1, so that the patient can conveniently and stably infuse, and the possibility of leakage of liquid medicine is reduced;

the withdrawing mechanism 4 is arranged on one side of the mounting frame 2, when a patient suffers from liquid medicine leakage, the withdrawing mechanism 4 clamps the indwelling needle tube 7 tightly and then withdraws the mixed liquid of blood and liquid medicine in the indwelling needle tube 7 and at the wound position of the patient, when the patient finds that the indwelling needle tube 7 is burning and has strong discomfort, the withdrawing mechanism 4 can directly seal the indwelling needle tube 7 and then withdraw the redundant liquid medicine in the indwelling needle and the mixed liquid of liquid medicine and blood in the wound at the puncture position, the damage degree of the liquid medicine to skin tissues is reduced, the safety of the patient is ensured, and meanwhile, medical staff can also directly use the withdrawing mechanism 4 after dangerous conditions occur;

the lifting mechanism 5 is arranged on one side of the supporting plate 1, the film 8 attached to the surface of the skin of the patient is torn off after the mixed liquid is extracted by the extracting mechanism 4 through the lifting mechanism 5, and the film 8 attached to the outer side of the indwelling needle of the patient is directly torn off through the lifting mechanism 5, so that the subsequent treatment of medical staff is facilitated, the treatment time of the medical staff is saved, and the injury degree of the liquid medicine to the patient is reduced;

the medicine feeding mechanism 6 is installed on one side of the lifting mechanism 5, the closed medicine liquid is sprayed to the skin of a patient on the outer side of a remaining needle after the film 8 is torn by the lifting mechanism 5 through the medicine feeding mechanism 6, the closed medicine liquid leaking to the patient is injected into the medicine feeding mechanism 6, after the film 8 is lifted by the lifting mechanism 5, the medicine liquid is dripped to the surface of the puncture wound of the patient through the medicine feeding mechanism 6, the possibility of diffusion of penetrating fluid is further reduced, and the subsequent damage to the patient caused by penetration is reduced.

The drawing mechanism 4 comprises a sealing barrel 40 arranged on one side of the mounting frame 2, the sealing barrel 40 is fixedly connected with the mounting frame 2, one side of the needle tube 7 is provided with an auxiliary tube 9 connected with the sealing barrel 40, the auxiliary tube 9 is fixedly connected with the needle tube 7, a piston rod 41 is arranged inside the sealing barrel 40, the piston rod 41 is slidably connected with the sealing barrel 40, the piston rod 41 is connected with the sealing barrel 40 through a first spring 42, the first spring 42 is in a stretching state, the end part of the piston rod 41 is provided with a limiting plate 43 for limiting the piston rod 41, the limiting plate 43 is positioned on the outer side of the piston rod 41, the limiting plate 43 extrudes the piston rod 41 to ensure that the piston rod 41 is in a stable state, the limiting plate 43 is connected with the sealing barrel 40 through a guide post 44, the guide post 44 is fixedly connected with the sealing barrel 40, the guide post 45 is fixedly connected with the limiting plate 43, the guide post 44 is slidably connected with the guide post 45, a second spring 46 is arranged on the outer sides of the guide post 44 and the guide post 45, two 46 springs are in compression state, the both ends of two 46 springs respectively with limiting plate 43 and sealed 40 fixed connection of a section of thick bamboo, one side of mounting bracket 2 is equipped with rotor plate 47, rotor plate 47 rotates with mounting bracket 2 through the pivot to be connected, the one end of rotor plate 47 is located the bottom of limiting plate 43, the other end of rotor plate 47 is equipped with depression bar 48, depression bar 48 and mounting bracket 2 sliding connection, be equipped with three 49 springs between depression bar 48 and the mounting bracket 2, the both ends of three 49 springs respectively with depression bar 48 and mounting bracket 2 fixed connection. When the patient feels burning and is uncomfortable, the other hand of the patient or the family member directly presses the pressure lever 48 at the moment, the pressure lever 48 drives the rotating plate 47 to rotate, the rotating plate 47 pushes the limiting plate 43 to be separated from the piston rod 41 after rotating, at the moment, the first spring 42 contracts, the first spring 42 drives the piston rod 41 to move when contracting, the piston rod 41 forms negative pressure in the sealing barrel 40, and the negative pressure can directly drive liquid in the needle tube 7 and part of mixed liquid in the blood vessel of the patient to be sucked into the sealing barrel 40, so that the possibility of continuous penetration of the liquid medicine is reduced, and the damage of the liquid medicine to the skin tissue of the patient is reduced.

Be full of normal saline in sealed cylinder 40 and the auxiliary tube 9, auxiliary tube 9 is connected with needle tubing 7 towards liquid medicine infusion incline direction, be full of normal saline in sealed cylinder 40 and the auxiliary tube 9 on the one hand can reduce the possibility that air got into in auxiliary tube 9 and the sealed cylinder 40, on the other hand makes things convenient for the pumpback of liquid, secondly, after the pumpback, the liquid medicine mixes the back with normal saline, the concentration of liquid medicine reduces, further reduce the damage to patient's skin position after the liquid medicine refluxes, and the liquid medicine is after getting into sealed cylinder 40, because sealed cylinder 40 is horizontal state, the difficult refluxes of liquid medicine to the auxiliary tube 9 in, further make things convenient for the anti-pumping of liquid medicine.

The bottom of rotor plate 47 is equipped with lifting plate 10, lifting plate 10 and rotor plate 47 fixed connection, one side of sealing cylinder 40 is equipped with stripper plate 11, stripper plate 11 and sealing cylinder 40 fixed connection, needle tubing 7 is located between stripper plate 11 and the lifting plate 10, stripper plate 11 is the magnetite, lifting plate 10 is iron plate, magnetite and iron plate guarantee that stripper plate 11 and lifting plate 10 extrude the absorption behind the needle tubing 7, make needle tubing 7 continuously be in the encapsulated situation, when rotating rotor plate 47, rotor plate 47 drives lifting plate 10 and extrudees stripper plate 11, and then flatten needle tubing 7, needle tubing 7 is in the encapsulated situation, and then make things convenient for the follow-up pulling-out of sealing cylinder 40 to the liquid medicine more, reduce the possibility that the liquid medicine gets into the indwelling needle once more simultaneously, protect the patient.

Two guide plates 12 guiding the needle tube 7 are arranged on two sides of the extrusion plate 11, the guide plates 12 are fixedly connected with the extrusion plate 11, the needle tube 7 is limited between the extrusion plate 11 and the lifting plate 10 by the guide plates 12, and the needle tube 7 is more conveniently positioned between the extrusion plate 11 and the lifting plate 10 through the guide of the guide plates 12, so that the needle tube 7 is conveniently extruded.

The piston rod 41 is provided with a groove 13 for inserting the limit plate 43 at the outer side, the opening mechanism 5 comprises a sliding plate 50 positioned at the bottom of the mounting frame 2, the sliding plate 50 is in sliding connection with the support plate 1 through a rail 51, a spring four 52 is arranged between the sliding plate 50 and the mounting frame 2, the spring four 52 is in a compression state, a metal plate 53 inserted between the film 8 and the skin is arranged at one side of the sliding plate 50, the metal plate 53 is fixedly connected with the sliding plate 50, the metal plate 53 has elasticity, a positioning plate 54 for positioning the sliding plate 50 is arranged at one side of the sliding plate 50, the positioning plate 54 is rotatably connected with the mounting frame 2, a connecting plate 55 connected with the limit plate 43 is arranged at one side of the positioning plate 54, the connecting plate 55 is fixedly connected with the limit plate 43, the connecting plate 55 is positioned at the top of the limit plate 43, when the limit plate 43 is inserted into the groove 13 of the piston plate, the sliding plate 50 is loosened after the positioning plate 54 is overturned, the sliding plate 50 pushes the metal plate 53 to tear the thin film 8 open, after the piston rod 41 of the withdrawing mechanism 4 is separated from the limit plate 43, at this time, the rotating plate 47 is separated from the limit plate 43, the limit plate 43 is pressed down under the action of the second spring 46 and attached to the piston rod 41, when the groove 13 of the piston rod 41 moves to the position of the limit plate 43, due to the extrusion of the second spring 46, the limit plate 43 descends, after the limit plate 43 descends, the limit plate 43 extrudes the locating plate 54, the locating plate 54 rotates, under the action of the fourth spring 52, the sliding plate 50 is ejected out of the track 51, the sliding plate 50 drives the metal plate 53 to tear the thin film 8 open, so that the operation of subsequent medical personnel can be facilitated, the medical personnel do not need to tear the thin film 8 open, the processing time is saved, the injury to the patient is reduced, meanwhile, the thin film 8 can possibly pull out the remaining needle from the skin of the patient, so that the operation of the medical personnel for pulling the needle is reduced, more convenient for medical personnel to rapidly treat the exuded liquid medicine.

The medicine feeding mechanism 6 comprises a medicine cylinder 60 arranged at the bottom of a sliding plate 50, the medicine cylinder 60 is fixedly connected with a mounting frame 2, the inside of the medicine cylinder 60 is filled with closed liquid medicine, a partition plate 61 is arranged inside the medicine cylinder 60, the partition plate 61 is fixedly connected with the medicine cylinder 60, a plurality of liquid outlets 62 are formed in the partition plate 61, a rotating plate 63 is arranged at the bottom of the medicine cylinder 60, the rotating plate 63 is rotatably connected with a sleeve, the rotating plate 63 is attached to the partition plate 61, a plurality of medicine outlets 64 are formed in the rotating plate 63, the medicine outlets 64 and the liquid outlets 62 are distributed in a staggered manner, a rotating ring 65 is arranged on the outer side of the rotating plate 63, the rotating ring 65 is fixedly connected with the rotating plate 63, a pull rope 66 is arranged inside the rotating ring 65, one end of the pull rope 66 is connected with the rotating ring 65, the other end of the pull rope 66 is connected with the mounting frame 2 through an upright post 67, the upright post 67 is fixedly connected with the mounting frame 2, when the sliding plate 50 pops up under the action of a spring four 52, at this moment, the rotating plate 63 at the bottom of the sliding plate 50 rotates under the action of the pull rope 66, the medicine outlet 64 coincides with the liquid outlet 62 when rotating, the medicine liquid is dripped out of the medicine cylinder 60, and then the medicine liquid is dripped to the surface of the skin of the patient acupuncture needle, and then the skin position of the patient is sealed, the possibility of diffusion of penetrating liquid is reduced, the treatment time is saved, the operation of medical personnel is facilitated, the injury to the patient is reduced, in addition, the upright column 67 can limit the sliding of the sliding plate 50 relative to the mounting frame 2, and the resetting of the sliding plate 50 is facilitated.

According to the second embodiment, the plurality of auxiliary plates 68 are arranged on the outer side of the rotating ring 65, the auxiliary plates 68 are fixedly connected with the rotating ring 65, the auxiliary plates 68 are arc-shaped, the auxiliary plates 68 are located at the bottom of the metal plate 53, the auxiliary plates 68 are obliquely arranged, when the pulling rope 66 pulls the rotating ring 65 to rotate, the auxiliary plates 68 can blow air to the skin surface of a patient, discomfort of the patient is reduced, the patient can generate a large burning sensation when being infiltrated and damaged by liquid medicine, ice coating is usually needed, the flow of air flow is further driven by the auxiliary plates 68 to reduce the burning sensation of the patient, when the auxiliary plates 68 rotate, the auxiliary plates 68 can push the metal plate 53 to be continuously bent, and then the metal plate 53 is in a transverse moving and continuously bending state, so that the film 8 can be more conveniently torn from the skin surface of the patient.

According to the third embodiment, the pressure sensor 14 is disposed at one end of the piston rod 41, the pressure sensor 14 is fixedly connected with the end of the piston rod 41, the electromagnet 15 is disposed at the bottom of the rotating plate 47, the electromagnet 15 absorbs the rotating plate 47 after the pressure of the pressure sensor 14 is increased, so that the rotating plate 47 rotates, when a blood vessel at the insertion site of a patient is blocked, the liquid seepage phenomenon occurs at the time, the pressure of the liquid in the indwelling needle increases, the pressure of the indwelling needle increases and is transmitted to the needle tube 7, the pressure in the needle tube 7 is directly transmitted to the auxiliary tube 9, the pressure sensor 14 directly senses the pressure increase after the pressure in the auxiliary tube 9 increases, the pressure sensor 14 sends a signal, the electromagnet 15 is electrified to generate luck, after the electromagnet 15 absorbs the rotating plate 47, the withdrawing mechanism 4 at the time, The lifting mechanism 5 and the medicine feeding mechanism 6 work in sequence, the puncture position of the patient is quickly processed, the hysteresis is shortened, and the damage to the skin tissue of the patient is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A be used for tumour chemotherapy with nursing protective apparatus which characterized in that: the method comprises the following steps:

the infusion support comprises a support plate (1), wherein an installation frame (2) is arranged on the support plate (1), and the installation frame (2) is sleeved at the infusion position of a patient;

the drawing mechanism (4) is installed on one side of the mounting rack (2), and the drawing mechanism (4) clamps the indwelling needle tube (7) when the liquid medicine leaks from the patient and then draws out the mixed liquid of the blood and the liquid medicine in the indwelling needle tube (7) and the wound position of the patient;

the lifting mechanism (5) is arranged on one side of the supporting plate (1), and the lifting mechanism (5) pulls out the mixed liquid by the pulling mechanism (4) and then tears open the thin film (8) which is attached to the surface of the skin of the patient;

the medicine feeding mechanism (6) is installed on one side of the lifting mechanism (5), and the closed liquid medicine is sprayed to the skin of the patient on the outer side of the indwelling needle after the film (8) is torn by the lifting mechanism (5) through the medicine feeding mechanism (6).

2. A nursing and protection device for tumor chemotherapy according to claim 1, characterized in that: the drawing mechanism (4) comprises a sealing barrel (40) arranged on one side of the mounting frame (2), an auxiliary tube (9) connected with the sealing barrel (40) is arranged on one side of the needle tube (7), a piston rod (41) is arranged inside the sealing barrel (40), the piston rod (41) is connected with the sealing barrel (40) through a first spring (42), the first spring (42) is in a stretching state, a limiting plate (43) for limiting the piston rod (41) is arranged at the end part of the piston rod (41), the limiting plate (43) is connected with the sealing barrel (40) through a guide post (44) and a guide sleeve (45), a second spring (46) is arranged on the outer side of the guide post (44) and the guide sleeve (45), the second spring (46) is in a compressing state, a rotating plate (47) is arranged on one side of the mounting frame (2), and one end of the rotating plate (47) is positioned at the bottom of the limiting plate (43), the other end of the rotating plate (47) is provided with a pressing rod (48), and a spring III (49) is arranged between the pressing rod (48) and the mounting rack (2).

3. A nursing and protection device for tumor chemotherapy according to claim 2, characterized in that: the bottom of rotor plate (47) is equipped with lifting plate (10), one side of sealed cylinder (40) is equipped with stripper plate (11), needle tubing (7) are located between stripper plate (11) and lifting plate (10), stripper plate (11) are the magnetite, lifting plate (10) are iron plate.

4. A care and protection device for use in tumor chemotherapy according to claim 2, characterized in that: a groove (13) for inserting the limiting plate (43) is formed in the outer side of the piston rod (41), the lifting mechanism (5) comprises a sliding plate (50) located at the bottom of the mounting frame (2), the sliding plate (50) is connected with the supporting plate (1) in a sliding mode through a rail (51), a spring IV (52) is arranged between the sliding plate (50) and the mounting frame (2), the spring IV (52) is in a compression state, a metal plate (53) inserted between the thin film (8) and the skin is arranged on one side of the sliding plate (50), a positioning plate (54) for positioning the sliding plate (50) is arranged on one side of the sliding plate (50), the positioning plate (54) is rotatably connected with the mounting frame (2), a connecting plate (55) connected with the limiting plate (43) is arranged on one side of the positioning plate (54), and when the limiting plate (43) is inserted into the groove (13) of the piston plate, after the positioning plate (54) is turned over, the sliding plate (50) is released, and the sliding plate (50) pushes the metal plate (53) to tear the thin film (8).

5. A nursing protective device for tumor chemotherapy according to claim 4, characterized in that: go up medicine mechanism (6) including installing cartridge case (60) in sliding plate (50) bottom, the inside of cartridge case (60) is filled with and seals the liquid medicine, the inside of cartridge case (60) is equipped with baffle (61), a plurality of liquid outlets (62) have been seted up on baffle (61), the bottom of cartridge case (60) is equipped with rotor plate (63), a plurality of medicine mouths (64) have been seted up on rotor plate (63), medicine mouth (64) and liquid outlet (62) staggered distribution, the outside of rotor plate (63) is equipped with swivel becket (65), the inside of swivel becket (65) is equipped with stay cord (66), the one end and the swivel becket (65) of stay cord (66) are connected, the other end of stay cord (66) passes through stand (67) and is connected with mounting bracket (2).

6. A nursing protective device for tumor chemotherapy according to claim 5, characterized in that: a plurality of auxiliary plates (68) are arranged on the outer side of the rotating ring (65), the auxiliary plates (68) are circular arc-shaped, and the auxiliary plates (68) are positioned at the bottom of the metal plate (53).

7. A care and protection device for use in tumor chemotherapy according to claim 2, characterized in that: the sealing cylinder (40) and the auxiliary tube (9) are filled with physiological saline, and the auxiliary tube (9) is connected with the needle tube (7) in an inclined direction towards the liquid medicine transfusion.

8. A care and protection device for use in tumor chemotherapy according to claim 3, characterized in that: two guide plates (12) for guiding the needle tubes (7) are arranged on two sides of the extrusion plate (11), and the needle tubes (7) are limited between the extrusion plate (11) and the lifting plate (10) by the guide plates (12).

9. A nursing protective device for tumor chemotherapy according to claim 6, characterized in that: one end of the piston rod (41) is provided with a pressure sensor (14), the top of the supporting plate (1) is provided with an electromagnet (15), the electromagnet (15) is located at the bottom of the rotating plate (47), and the electromagnet (15) adsorbs the rotating plate (47) after the pressure of the pressure sensor (14) is increased, so that the rotating plate (47) rotates.