CN114042194A

CN114042194A - Hydrops draw-out device for oncologic nursing

Info

Publication number: CN114042194A
Application number: CN202111361705.2A
Authority: CN
Inventors: 罗孝贞; 马高峰
Original assignee: Yuzhou People's Hospital
Current assignee: Yuzhou People's Hospital
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-02-15

Abstract

The invention belongs to the field of tumor science and technology, and particularly relates to a hydrops extraction device for tumor nursing. This hydrops draw-out device for oncology nursing, through setting up the push pin device, can carry out the push pin work automatically, do not need medical personnel to carry out the work of puncturing, through the removal that removes the arc board, it rotates on the push pin rack to drive the removal gear, the push pin rack can drive the outside horizontal migration of push pin arc board, make the pjncture needle on the fixed needle device can carry out the work of puncturing to the position that the patient needs the puncture, carry out angle modulation through the location arm, thereby do not need medical personnel to carry out the work of puncturing manually, patient's uncomfortable sensation has been reduced, dynamics that can the accurate control puncture, current oncology department has been solved when using the syringe to extract the internal hydrops of patient, cause the patient to produce the technical problem of strong painful sense easily.

Description

Hydrops draw-out device for oncologic nursing

Technical Field

The invention relates to the technical field of tumor science and technology, in particular to a hydrops extraction device for tumor nursing.

Background

The oncology department, the internal medicine department, the surgery department, the obstetrics and gynecology department and the pediatrics department are the secondary subjects of clinical medicine, and are divided into the oncology department, the oncology radiation therapy department, the oncology surgery department and the like, the oncology department is mainly used for medical treatment of various benign and malignant tumors, the oncology radiation therapy department is mainly used for radiation therapy of tumors, and the oncology department provides comprehensive treatment mainly based on operations.

In the clinic of oncology, often meet the condition of tumour hydrops, when a large amount of hydrops influence patient's breathing or patient's abdominal distension symptom heavy and be difficult to bear, can take the hydrops treatment of putting, in order to alleviate the symptom, the tradition method is to use a rubber hose who is connected with standard pjncture needle, through the syringe that is connected with it, discharge the hydrops in the tumour, medical personnel can't control the puncture dynamics, cause the patient to produce strong painful sense easily, need handheld pjncture needle simultaneously in the suction process, when the hydrops is too much, cause medical personnel's hand to produce the sense of soreness, the rocking that the hand produced simultaneously drives the pjncture needle and takes place to remove easily, cause patient's uncomfortable sense, influence the treatment, secondly, just will discharge the hydrops in the syringe after the extraction hydrops, then extract the hydrops once more, cause the flowing back inefficiency.

Disclosure of Invention

Based on the technical problems that when the existing oncology department extracts effusion in a patient body by using a syringe, the patient is easy to generate strong pain, hands of medical staff are easy to generate acid swelling, and the liquid discharge efficiency is low, the invention provides the effusion extraction device for oncology nursing.

The invention provides a effusion extraction device for oncologic nursing, which comprises a cabinet and a puncture needle, and further comprises a positioning mechanical arm, a needle pushing device, a needle fixing device and an extraction device, wherein the positioning mechanical arm is fixedly arranged on the upper surface of the cabinet;

the needle pushing device is positioned at one end of the positioning mechanical arm and automatically pushes puncture to perform puncture work on a part of a patient needing to extract effusion;

the thimble device is positioned on the outer surface of the thimble device and fixes the puncture needle to be used;

the extraction device is positioned on the upper surface of the cabinet and automatically performs extraction work aiming at the effusion in the patient body through puncture.

Preferably, the needle pushing device comprises a driving mechanism and a telescopic mechanism, the driving mechanism drives the telescopic mechanism to automatically stretch, and the telescopic mechanism drives the puncture needle to stretch;

preferably, the driving mechanism comprises a shell, the upper surface of the shell is fixedly mounted with one end of the positioning mechanical arm, the outer side surface of the shell is hinged with a protective cover through a pin shaft, one end of the protective cover is magnetically connected with the outer surface of one side of the shell through a magnetic stripe, a driving groove body is fixedly mounted on the outer surface of one end of the shell, a driving motor is fixedly mounted on the inner side wall of the driving groove body, lead screws are fixedly mounted on two sides of the inner side wall of the driving groove body through bearings, limiting rods are fixedly mounted on two sides of the inner side wall of the driving groove body, one end of an output shaft of the driving motor is fixedly mounted with one end of one lead screw, and the driving motor drives the other lead screw to rotate through the matching of a synchronous belt and a synchronous wheel;

through the technical scheme, the visor is opened, and the medical personnel of being convenient for wear the needle work, wherein the one end of two lead screws all with synchronizing wheel fixed mounting, the bearing fixed mounting synchronizing wheel is passed through to the one end of two gag levers, through the rotation of a lead screw, the transmission of hold-in range can drive another lead screw and rotate.

Preferably, the telescopic mechanism comprises fixed arc plates, the outer surfaces of the two fixed arc plates are respectively and fixedly installed with the two sides of the inner side wall of the shell, the inner surfaces of the fixed arc plates are fixedly provided with fixed racks, the inner surfaces of the two fixed arc plates are inserted with movable arc plates in a sliding way, the outer surface of the movable arc plate is rotatably connected with a movable gear through a through hole, the outer surface of the movable gear is meshed with the outer surface of the fixed rack, the outer surfaces of the two sides of the movable sliding plate are fixedly provided with sliding blocks, one end of the screw rod penetrates through the outer surface of the driving groove body and then is in threaded connection with the inner wall of the sliding block, one end of the limiting rod is in sliding insertion connection with the inner wall of the through hole of the sliding block, one ends of the lead screws on two sides are respectively and fixedly installed on the outer side surfaces of the two fixed arc plates through bearings, and one ends of the limiting rods on two sides are respectively and fixedly installed on the outer side surfaces of the two fixed arc plates through connecting blocks;

through above-mentioned technical scheme, the rotation drive slider through the lead screw drives and removes the arc board and remove on fixed arc board, and the removal gear can rotate on fixed gear simultaneously, and fixed arc board carries on spacingly to removing the arc board, and the stop lever carries on spacingly to the slider.

Preferably, the inner surfaces of the two moving arc plates are slidably inserted with push pin arc plates, the outer surfaces of the push pin arc plates are fixedly provided with push pin racks, and the outer surfaces of the two push pin racks are respectively meshed with the outer surfaces of the two moving gears;

through the technical scheme, through the rotation that removes the gear, the push pin rack can remove about removing, it carries out the horizontally removal to drive the push pin arc board, peg graft with removing the arc board through the push pin arc board and carries on spacingly, when removing the removal of arc board, the push pin arc board can remove forward simultaneously, the removal stroke has been increased, can carry out corresponding push pin work according to patient's hydrops position, remove the gear, fixed rack has increased the removal precision with the push pin rack, medical personnel have been reduced and have carried out the unsettled uncomfortable sense and painful sense that brings of puncture working force degree.

Preferably, the needle fixing device comprises fixing rings, one ends of the fixing rings are fixedly mounted on the inner surfaces of the two needle pushing arc plates respectively, silica gel pads are fixedly mounted on the inner walls of the fixing rings, one end of the puncture needle is sleeved with a push tube, the outer surface of the push rod is in contact with the outer surface of the silica gel pads, an ultraviolet disinfection lamp is fixedly mounted on the inner side wall of the shell, and a camera is fixedly mounted on the upper surface of the shell;

through the technical scheme, solid fixed ring on two push pin arc boards is the symmetric distribution, forms complete ring, through pegging graft the push tube in the ring that two solid fixed ring formed, fixes a position the push tube, and the pjncture needle of being convenient for simultaneously is fixed, can disinfect to the structure and the pjncture needle of shell inside through the ultraviolet disinfection lamp, and the camera carries out electric connection with the location arm, and the position of catching patient's needs puncture through the camera is fixed a position.

Preferably, limiting plates are fixedly mounted on two sides of the push pin arc plate, linkage blocks are inserted into the outer surfaces of the two limiting plates in a sliding mode, fixed pin concave blocks are fixedly mounted on the outer side surfaces of the two linkage blocks, silica gel friction plates are fixedly mounted on the inner surfaces of the two fixed pin concave blocks, push rods are fixedly mounted on two sides of one linkage block, the other ends of the two push rods are respectively inserted into through holes in two ends of the other linkage block in a sliding mode, return springs are sleeved on the outer surfaces of the two push rods, and two ends of each return spring are respectively fixedly connected with the outer surfaces of the two linkage blocks;

through the technical scheme, the outer surface of the puncture needle can be fixed through the relative movement of the two needle fixing concave blocks, the friction force for fixing the puncture needle is increased by the silica gel friction plate, and the linkage block can be quickly reset by the reset spring.

Preferably, a connecting frame is fixedly mounted on the outer side surface of one of the limiting plates, pushing blocks are inserted into the outer surface of the connecting frame in a sliding mode, the other ends of the two pushing rods are fixedly mounted at the two ends of each pushing block respectively, a needle fixing motor is fixedly mounted on the outer surface of one end of the connecting frame, a cam is fixedly mounted on the outer surface of the connecting frame through a bearing, the outer surface of the cam is slidably connected with the outer side surface of each pushing block and the outer side surface of one linkage block respectively, and the needle fixing motor drives the cam to rotate through a gear set;

through the technical scheme, the gear on the output shaft of the needle fixing motor drives the gear on the cam to rotate, so that the cam can rotate, the two ends of the cam respectively extrude the pushing block and the linkage block sleeved on the pushing rod to move oppositely, the pushing block can be moved to pull the pushing rod to drive the other linkage block fixedly installed with the pushing rod to move, the two linkage blocks can move relatively, so that the needle fixing concave block can move relatively, and the needle penetrating needle can be fixed.

Preferably, the extraction device comprises an electric push rod, the outer surface of the electric push rod is fixedly installed with the upper surface of the cabinet through a support, a sleeve is fixedly installed on the upper surface of the cabinet through the support, a piston rod is inserted into the inner wall of the sleeve in a sliding manner, one end of the push rod of the electric push rod is fixedly installed with one end of the piston rod, one end of the sleeve is fixedly installed with an electromagnetic three-way valve, one end of the electromagnetic three-way valve is fixedly installed with an extraction pipe, and the other end of the electromagnetic three-way valve is fixedly installed with an air outlet pipe;

through above-mentioned technical scheme, promote the removal of piston rod through electric putter, the work of bleeding, carry out the suction work to the internal hydrops part of patient through the exhaust tube, when the piston rod was drawn to the maximum stroke, control electromagnetism three-way valve closed the exhaust tube, and sleeve and outlet duct are opened, promote the work of exhausting in the piston rod to the sleeve, are convenient for carry out the suction work once more.

Preferably, the outer surface of the exhaust tube is fixedly communicated with liquid outlet control valves distributed in a rectangular array, a liquid storage bottle is arranged at the water outlet end of each liquid outlet control valve, a sealing control valve is fixedly installed at the other end of the exhaust tube, and the other end of the sealing control valve is fixedly installed with one end of the push tube through a hose;

through above-mentioned technical scheme, a plurality of stock solutions bottles are controlled through going out the liquid control valve, can be when a stock solution bottle is full of stock, do not need manually to change the stock solution bottle, just can accomplish through opening of another play liquid control valve and follow the stock solution bottle that changes, and sealed control valve carries out the resealing to the exhaust tube when needs exhaust, prevents the exhaust in-process, and gas gets into that the patient is internal.

The beneficial effects of the invention are as follows:

1. through setting up the push pin device, can carry out the push pin work automatically, do not need medical personnel to carry out the work of puncturing, through the removal that removes the arc board, drive the removal gear and rotate on the push pin rack, the push pin rack can drive the outside horizontal migration of push pin arc board, make the pjncture needle on the fixed needle device can carry out the work of puncturing to the position that the patient needs the puncture, carry out angle modulation through the location arm, thereby do not need medical personnel manual work of puncturing that carries out, patient's uncomfortable is felt has been reduced, can accurate control puncture dynamics, solved current oncology when using the syringe to patient internal hydrops and extracting, cause the patient to produce strong painful sense easily, medical staff hand produces the technical problem of sour bloated sense easily.

2. Through setting up the needle fixing device, can fix the pjncture needle, be convenient for carry out puncture work, the flowing back in-process does not need the handheld pjncture needle of medical personnel simultaneously, drive the rotation of cam through the needle fixing motor, make the both ends of cam can extrude linkage piece and promote the piece and carry out opposite movement, make the concave piece of fixed needle can carry out relative movement, fix the pjncture needle between the concave piece of fixed needle, the silica gel friction disc can increase the frictional force to the puncture needle, fix the pjncture needle with stabilizing, thereby do not need the handheld pjncture needle of medical personnel, fix the puncture needle automatically, the stability of pjncture needle is kept at flowing back in-process, solved current oncology department when extracting the internal hydrops use syringe of patient, cause the patient to produce strong painful sense easily, medical personnel hand produces the painful sense technical problem of acid swelling easily.

3. The extraction device can increase the working efficiency of liquid drainage, the piston rod moves in the sleeve to generate suction to suck accumulated liquid in the body of a patient, the sucked liquid enters the first liquid storage bottle through the opening of the liquid outlet control valve on the first liquid storage bottle, when the first liquid storage bottle is full, the liquid outlet control valve on the second liquid storage bottle can be opened to pump out the accumulated liquid at one time, when the piston rod reaches the maximum stroke, the air outlet pipe can be communicated with the sleeve through the electromagnetic three-way valve, exhaust the sleeve, sealed control valve prevents that gas from getting into the patient's is internal simultaneously to can once only accomplish the work of flowing back, need not carry out the flowing back many times, solved current oncology and when using the syringe to the internal hydrops of patient and extract, cause the patient to produce strong painful sense easily, technical problem that the flowing back is inefficient.

Drawings

Fig. 1 is a schematic view of an effusion extraction device for oncologic care according to the present invention;

FIG. 2 is a perspective view of a cabinet structure of an effusion extraction device for oncologic care according to the present invention;

fig. 3 is a perspective view of a positioning mechanical arm structure of an effusion extraction device for oncologic care according to the present invention;

FIG. 4 is a perspective view of a housing structure of an effusion sampling device for oncologic care according to the present invention;

FIG. 5 is a perspective view of a screw rod structure of an effusion extraction device for oncologic care according to the present invention;

FIG. 6 is a perspective view of a fixed arc plate structure of an effusion extraction device for oncologic care according to the present invention;

FIG. 7 is a perspective view of a slider structure of an effusion extraction device for oncologic care according to the present invention;

FIG. 8 is a perspective view of a push pin arc plate structure of a effusion extraction device for oncologic care according to the present invention;

fig. 9 is a perspective view of a fixing ring structure of the effusion sampling device for oncologic care according to the present invention;

fig. 10 is a perspective view of a limiting plate structure of the effusion extraction device for oncologic care provided by the invention;

fig. 11 is a perspective view of a cam structure of the effusion extraction device for oncologic care according to the present invention;

fig. 12 is a perspective view of a sleeve structure of an effusion sampling device for oncologic care according to the present invention;

fig. 13 is a perspective view of a piston rod structure of the effusion draw-out device for oncologic care according to the present invention.

In the figure: 1. a cabinet; 11. positioning the mechanical arm; 12. puncturing needle; 13. pushing the tube; 14. an ultraviolet disinfection lamp; 15. a camera; 2. a housing; 21. a protective cover; 22. driving the trough body; 23. a drive motor; 24. a screw rod; 25. a limiting rod; 3. fixing the arc plate; 31. fixing a rack; 32. moving the arc plate; 33. a moving gear; 34. a slider; 35. a push pin arc plate; 36. a push pin rack; 4. a fixing ring; 41. a silica gel pad; 5. a limiting plate; 51. a linkage block; 52. fixing a needle concave block; 53. a silica gel friction plate; 54. a push rod; 55. a return spring; 6. a connecting frame; 61. a pushing block; 62. a needle fixing motor; 63. a cam; 7. an electric push rod; 71. a sleeve; 72. a piston rod; 73. an electromagnetic three-way valve; 74. an air exhaust pipe; 75. an air outlet pipe; 76. a liquid outlet control valve; 77. a liquid storage bottle; 78. and sealing the control valve.

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.

Referring to fig. 1-13, an effusion extraction device for oncologic care comprises a cabinet 1 and a puncture needle 12, and further comprises a positioning mechanical arm 11, a needle pushing device, a needle fixing device and an extraction device.

As shown in fig. 2-3, the positioning mechanical arm 11 is fixedly mounted on the upper surface of the cabinet 1;

as shown in fig. 4-9, the needle pushing device is located at one end of the positioning mechanical arm 11 and automatically pushes the puncture needle 12 to perform puncture work on a part of the patient needing to extract effusion;

the needle pushing device comprises a driving mechanism and a telescopic mechanism, the driving mechanism drives the telescopic mechanism to automatically extend and retract, and the telescopic mechanism drives the puncture needle 12 to extend and retract;

a driving mechanism which is arranged at one end of the positioning mechanical arm 11, a shell 2 is fixedly arranged at one end of the positioning mechanical arm 11 for fixing the driving mechanism, a protective cover 21 is hinged at the outer side surface of the shell 2 through a pin shaft for facilitating observation of the condition of the fixed puncture needle 12, one end of the protective cover 21 is magnetically connected with the outer surface of one side of the shell 2 through magnetic strips for facilitating opening or closing of the protective cover 21, the two magnetic strips are respectively and fixedly arranged at the outer side surface of the protective cover 21 and the outer side surface of the shell 2, a driving groove body 22 is fixedly arranged at the outer surface of one end of the shell 2 for driving the telescopic mechanism, a driving motor 23 is fixedly arranged at the inner side wall of the driving groove body 22 for automatically driving the telescopic mechanism, a screw rod 24 is fixedly arranged at two sides of the inner side wall of the driving groove body 22 for accurately controlling the movement of the puncture needle 12, and for limiting work, both sides of the inner side wall of the driving groove body 22 are fixedly provided with limiting rods 25, in order to drive the screw rods 24 to rotate, one end of an output shaft of the driving motor 23 is fixedly arranged with one end of one screw rod 24, in order to control the other screw rod 24 to rotate, one end of each of the two screw rods 24 is fixedly provided with a synchronous wheel, one end of each of the two limiting rods 25 is fixedly provided with a synchronous wheel through a bearing, and the driving motor 23 drives the other screw rod 24 to rotate through the matching of the synchronous belt and the synchronous wheel through the transmission of the synchronous belt;

a telescopic mechanism, which is arranged on the inner side wall of the shell 2, for telescopic work, the inner walls of the two sides of the shell 2 are fixedly provided with fixed arc plates 3, the two fixed arc plates 3 are symmetrically distributed, for automatic telescopic work, the inner surfaces of the two fixed arc plates 3 are slidably inserted with movable arc plates 32, for driving the movable arc plates 32 to automatically move, the outer surfaces of the two sides of the movable sliding plate are fixedly provided with sliding blocks 34, one end of a screw rod 24 penetrates through the outer surface of a driving groove body 22 and then is in threaded connection with the inner wall of the sliding block 34, for limiting the sliding block 34, one end of a limiting rod 25 is slidably inserted into the inner wall of a through hole of the sliding block 34, for fixing the limiting rod 25 and the other end of the screw rod 24, the other end of the screw rod 24 is fixedly arranged with the outer side surface of the fixed arc plate 3 through a bearing, the other end of the limiting rod 25 is fixedly arranged with the outer side surface of the fixed arc plate 3 through a connecting block, in order to transmit the force of the moving arc plate 32, a moving gear 33 is rotatably connected to the outer surface of the moving slide plate through a through hole, in order to drive the moving gear 33 to rotate, a fixed rack 31 is fixedly installed on the inner surface of the fixed arc plate 3, and then the outer surface of the fixed rack 31 is meshed with the outer surface of the moving gear 33 to drive the moving gear 33 to rotate when the moving arc plate 32 moves;

further, in order to transmit the rotating force of the moving gear 33, the push pin arc plates 35 are slidably inserted into the inner surfaces of the two moving arc plates 32, in order to drive the push pin arc plates 35 to move, the push pin racks 36 are fixedly mounted on the outer surfaces of the push pin arc plates 35, and then the outer surfaces of the two push pin racks 36 are respectively engaged with the outer surfaces of the two moving gears 33 to drive the push pin arc plates 35 to move horizontally.

As shown in fig. 10-11, the ejector pin device is located on the outer surface of the ejector pin device and fixes the puncture needle 12 to be used;

the needle fixing device is arranged on the surface of the needle pushing arc plate 35, in order to fix the puncture needle 12, the fixing rings 4 are fixedly arranged on the inner surface of the needle pushing arc plate 35, the fixing rings 4 on the two needle pushing arc plates 35 form a complete ring, in order to prevent the damage to the outer surface of the puncture needle 12, the inner surfaces of the fixing rings 4 are fixedly provided with silica gel pads 41, in order to facilitate the pushing of the puncture needle 12 to move, one end of the puncture needle 12 is sleeved with the push tube 13, then the outer surface of the push rod is contacted with the outer surface of the silica gel pad 41, in order to sterilize the puncture needle 12, the inner side wall of the shell 2 is fixedly provided with the ultraviolet disinfection lamp 14, in order to facilitate the positioning of the positioning mechanical arm 11, and the upper surface of the shell 2 is fixedly provided with the camera 15;

further, in order to fix the puncture needle 12, the stopper plates 5 are fixedly installed on both sides of the needle pushing arc plate 35, and in order to clamp the puncture needle 12, the linkage block 51 is inserted on the upper surface of the two limit plates 5 in a sliding way, in order to fix the outer surface of the puncture needle 12, the outer side surfaces of the two linkage blocks 51 are fixedly provided with needle fixing concave blocks 52, and in order to more stably fix the puncture needle 12, the inner surfaces of the two needle fixing concave blocks 52 are both fixedly provided with silica gel friction plates 53, in order to drive the two linkage blocks 51 to move, push rods 54 are fixedly arranged on both sides of one linkage block 51, then the other ends of the two push rods 54 are respectively inserted into through holes at both ends of the other linkage block 51 in a sliding manner, in order to reset the linkage block 51, the outer surfaces of the two pushing rods 54 are sleeved with return springs 55, and then the two ends of each return spring 55 are fixedly connected with the outer surfaces of the two linkage blocks 51 respectively;

furthermore, in order to automatically drive the linkage block 51 to move, the connecting frame 6 is fixedly installed on the outer side surface of one limiting plate 5, in order to control the limiting rod 25 to move, the pushing block 61 is inserted on the outer surface of the connecting frame 6 in a sliding way, then the other ends of the two pushing rods 54 are respectively fixedly installed with the two ends of the pushing block 61, in order to automatically drive the linkage block 51 to move, a needle fixing motor 62 is fixedly arranged on the outer surface of one end of the connecting frame 6, in order to control the linkage block 51 and the pushing block 61 to move oppositely, the cam 63 is fixedly arranged on the outer surface of the connecting frame 6 through a bearing, then the outer surface of the cam 63 is respectively connected with the outer side surface of the pushing block 61 and the outer side surface of one linkage block 51 in a sliding way, in order to control the cam 63 to rotate, the gear on the output shaft of the needle fixing motor 62 drives the gear on the cam 63 to rotate, so that the aim of automatically rotating the cam 63 is fulfilled.

As shown in fig. 12-13, the extraction device is located on the upper surface of the cabinet 1 and automatically performs the extraction operation on the effusion in and out of the patient through the puncture needle 12;

the extraction device is arranged on the upper surface of the cabinet 1, in order to automatically perform suction work, the electric push rod 7 is fixedly arranged on the upper surface of the cabinet 1 through a support, in order to generate suction force, the sleeve 71 is fixedly arranged on the upper surface of the cabinet 1 through the support, then the piston rod 72 is inserted into the inner wall of the sleeve 71 in a sliding manner, in order to drive the piston rod 72 to move in the sleeve 71, one end of the push rod of the electric push rod 7 is fixedly arranged with one end of the piston rod 72, in order to facilitate the sleeve 71 to perform exhaust work, the electromagnetic three-way valve 73 is fixedly arranged at one end of the sleeve 71, in order to transmit the suction force, the extraction pipe 74 is fixedly arranged at one end of the electromagnetic three-way valve 73, in order to facilitate the sleeve 71 to perform exhaust work, and the air outlet pipe 75 is fixedly arranged at the other end of the electromagnetic three-way valve 73;

furthermore, in order to facilitate storage according to the volume of the extracted liquid, liquid outlet control valves 76 distributed in a rectangular array are fixedly communicated with the outer surface of the extraction tube 74, in order to increase the volume of the stored liquid, a liquid storage bottle 77 is arranged at the water outlet end of the liquid outlet control valve 76, the liquid flows into the liquid storage bottle 77 through the liquid outlet control valve 76, in order to prevent gas from entering the body of a patient during air exhaust, a sealing control valve 78 is fixedly arranged at the other end of the extraction tube 74, and in order to facilitate the liquid sucked by the puncture needle 12 to enter the extraction tube 74, the other end of the sealing control valve 78 is fixedly arranged with one end of the push tube 13 through a hose.

The working principle is as follows: when the effusion at the abdomen of a patient needs to be extracted, the cabinet 1 is moved to drive the positioning mechanical arm 11 to move to one side of the patient, after a medical staff opens the protective cover 21, the puncture needle 12 is inserted into one end of the push tube 13, the puncture needle 12 passes through the center of the drive groove body 22 to enter the inside of the shell 2, the puncture needle 12 passes through the fixed ring 4 on the push needle arc plate 35 and then enters the middle of the two fixed needle concave blocks 52, after the protective cover 21 is closed, the ultraviolet disinfection lamp 14 is turned on to disinfect the puncture needle 12, the push tube 13 is pushed to lead the puncture needle 12 to move outwards, the needle setting motor 62 in the shell 2 is controlled to drive the cam 63 to rotate on the connecting frame 6 through the gear set, the two ends of the cam 63 extrude the push block 61 at one end of the push rod 54 and the linkage block 51 sleeved by the push rod 54 to move oppositely, the push block 61 can pull the push rod 54 to move, the linkage block 51 fixedly mounted at the other end of the push rod 54 is driven to drive the fixed needle concave block 52 to move towards the connecting frame 6, meanwhile, the sleeved linkage block 51 can drive the fixed needle concave block 52 to move towards the other fixed needle concave block 52 on the limiting plate 5 after being extruded, the two fixed needle concave blocks 52 move relatively, the reset spring 55 is stretched, the silica gel friction plate 53 is in contact with the puncture needle 12, and the puncture needle 12 is fixed between the two fixed needle concave blocks 52;

after the medical staff determines the position of the abdominal effusion of the patient through B-ultrasonic, a positioning mark is drawn on the skin of the patient, after the positioning mechanical arm 11 catches the positioning mark on the skin through the camera 15, the puncture needle 12 is controlled to be close to the positioning mark, the medical staff controls the positioning mechanical arm 11 to drive the puncture needle 12 to deflect through the angle needing to puncture, so that the puncture needle 12 is inclined to the required angle, the driving motor 23 in the driving groove body 22 drives one lead screw 24 to rotate, the lead screw 24 drives the other lead screw 24 to rotate in the same speed and the same direction through the matching of a synchronous belt and a synchronous wheel, the lead screws 24 on both sides drive the sliding block 34 to slide on the limiting rod 25, the movable arc plate 32 fixedly installed with the sliding block 34 slides on the inner surface of the fixed arc plate 3, and simultaneously the movable gear 33 rotationally connected with the movable arc plate 32 can rotate on the fixed rack 31, the rotation of the moving gear 33 can drive the needle pushing rack 36 engaged with the moving gear to move outwards, the needle pushing rack 36 moves outwards on the inner surface of the moving arc plate 32 and drives the limiting plate 5 to move outwards of the shell 2, so that the puncture needle 12 between the needle fixing concave blocks 52 punctures the skin of the patient, and medical staff observes the condition of the puncture needle 12 through B-ultrasonic;

after the puncture needle 12 enters the effusion, the driving motor 23 is controlled to stop rotating, the electric push rod 7 on the cabinet 1 drives the piston rod 72 in the sleeve 71 to move outwards, after suction force is generated, the effusion enters the suction tube 74 through the suction tube 74, the push tube 13 and the puncture needle 12 to perform suction work, the effusion in the patient body enters the suction tube 74 through the puncture needle 12, the first liquid outlet control valve 76 is opened, the effusion enters the first liquid storage bottle 77 through the first liquid outlet control valve 76, when the effusion in the first liquid storage bottle 77 is full, the first liquid outlet control valve 76 is closed, the second liquid outlet control valve 76 is opened, the effusion enters the second liquid storage bottle 77, and so on, when the piston rod 72 moves to the maximum stroke, the electromagnetic three-way valve 73 is controlled to close the suction tube 74, the sleeve 71 is communicated with the air outlet tube 75, the sealing control valve 78 is closed at the same time, the sealing performance is increased, the electric push rod 7 pushes the piston rod 72 to move towards the sleeve 71, the gas in the sleeve 71 is discharged through the gas outlet pipe 75, after the gas is discharged, the electromagnetic three-way valve 73 closes the gas outlet pipe 75, and after the sealing control valve 78 is opened, the piston rod 72 can work again.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a hydrops draw-out device for oncology nursing, includes rack (1) and pjncture needle (12), its characterized in that: the needle positioning device is characterized by further comprising a positioning mechanical arm (11), a needle pushing device, a needle positioning device and an extracting device, wherein the positioning mechanical arm (11) is fixedly arranged on the upper surface of the cabinet (1);

the needle pushing device is positioned at one end of the positioning mechanical arm (11) and automatically pushes a puncture needle (12) to puncture a part of a patient needing to extract effusion;

the thimble device is positioned on the outer surface of the thimble device and fixes the puncture needle (12) to be used;

the extraction device is positioned on the upper surface of the cabinet (1) and automatically extracts the effusion in and out of the patient body through the puncture needle (12).

2. The effusion extraction device for oncology care according to claim 1, characterized in that: the needle pushing device comprises a driving mechanism and a telescopic mechanism, the driving mechanism drives the telescopic mechanism to automatically stretch, and the telescopic mechanism drives the puncture needle (12) to stretch.

3. The effusion extraction device for oncology care according to claim 2, characterized in that: the driving mechanism comprises a shell (2), the upper surface of the shell (2) is fixedly arranged with one end of the positioning mechanical arm (11), the outer side surface of the shell (2) is hinged with a protective cover (21) through a pin shaft, one end of the protective cover (21) is magnetically connected with the outer surface of one side of the shell (2) through a magnetic strip, a driving groove body (22) is fixedly arranged on the outer surface of one end of the shell (2), a driving motor (23) is fixedly arranged on the inner side wall of the driving groove body (22), two sides of the inner side wall of the driving groove body (22) are fixedly provided with screw rods (24) through bearings, limiting rods (25) are fixedly arranged on both sides of the inner side wall of the driving groove body (22), one end of an output shaft of the driving motor (23) is fixedly arranged with one end of the screw rod (24), the driving motor (23) drives the other screw rod (24) to rotate through the matching of a synchronous belt and a synchronous wheel.

4. The effusion extraction device for oncology care of claim 3, characterized in that: the telescopic mechanism comprises fixed arc plates (3), the outer surfaces of the two fixed arc plates (3) are fixedly installed on the two sides of the inner side wall of the shell (2) respectively, fixed racks (31) are fixedly installed on the inner surfaces of the fixed arc plates (3), movable arc plates (32) are inserted into the inner surfaces of the two fixed arc plates (3) in a sliding mode, the outer surfaces of the movable arc plates (32) are rotatably connected with movable gears (33) through holes, the outer surfaces of the movable gears (33) are meshed with the outer surfaces of the fixed racks (31), sliders (34) are fixedly installed on the outer surfaces of the two sides of each movable sliding plate, one end of each lead screw (24) penetrates through the outer surface of the corresponding driving groove body (22) and then is connected with the inner wall of each slider (34) in a threaded mode, one end of each limiting rod (25) is inserted into the inner wall of each through hole of each slider (34) in a sliding mode, and one end of the screw rod (24) is fixedly mounted on the outer side surfaces of the fixed arc plates (3) through bearings, and one end of the limiting rod (25) is fixedly mounted on the outer side surfaces of the fixed arc plates (3) through connecting blocks.

5. The effusion extraction device for oncology care of claim 4, characterized in that: the inner surfaces of the two moving arc plates (32) are both slidably inserted with push pin arc plates (35), push pin racks (36) are fixedly installed on the outer surfaces of the push pin arc plates (35), and the outer surfaces of the two push pin racks (36) are respectively meshed with the outer surfaces of the two moving gears (33).

6. The effusion extraction device for oncology care according to claim 5, characterized in that: the needle fixing device comprises a fixing ring (4) and is multiple in that one end of the fixing ring (4) is respectively fixed with two inner surface fixing and mounting of a push needle arc plate (35) and multiple in that a silica gel pad (41) is fixedly mounted on the inner wall of the fixing ring (4), a push tube (13) is sleeved at one end of a puncture needle (12), the outer surface of the push rod is in contact with the outer surface of the silica gel pad (41), an ultraviolet disinfection lamp (14) is fixedly mounted on the inner side wall of the shell (2), and a camera (15) is fixedly mounted on the upper surface of the shell (2).

7. The effusion extraction device for oncology care according to claim 5, characterized in that: the equal fixed mounting in both sides of push pin arc board (35) has limiting plate (5), two the surface of limiting plate (5) slides and pegs graft and have linkage piece (51), two the equal fixed mounting in lateral surface of linkage piece (51) has the concave piece of fixed needle (52), two the equal fixed mounting in internal surface of the concave piece of fixed needle (52) has silica gel friction disc (53), one side the equal fixed mounting in both sides of linkage piece (51) has catch bar (54), two the other end of catch bar (54) respectively with another the both ends through-hole of linkage piece (51) slides and pegs graft, two reset spring (55) have been cup jointed to the surface of catch bar (54), the both ends of reset spring (55) respectively with two the fixed surface connection of linkage piece (51).

8. The effusion extraction device for oncology care according to claim 7, characterized in that: one lateral surface fixed mounting of limiting plate (5) has link (6), the surface of link (6) slides and pegs graft and have and promote piece (61), two the other end of catch bar (54) respectively with the both ends fixed mounting who promotes piece (61), the one end external surface fixed mounting of link (6) has fixed needle motor (62), the surface of link (6) has cam (63) through bearing fixed mounting, the surface of cam (63) respectively with the lateral surface and one that promote piece (61) the lateral surface sliding connection of linkage piece (51), fixed needle motor (62) pass through the gear train drive cam (63) rotate.

9. The effusion extraction device for oncology care according to claim 1, characterized in that: draw-out device includes electric putter (7), the surface of electric putter (7) pass through the support with the last fixed surface installation of rack (1), the upper surface of rack (1) has sleeve (71) through support fixed mounting, the inner wall of sleeve (71) slides and pegs graft and have piston rod (72), the push rod one end of electric putter (7) with the one end fixed mounting of piston rod (72), the one end fixed mounting of sleeve (71) has electromagnetic three-way valve (73), the one end fixed mounting of electromagnetic three-way valve (73) has exhaust tube (74), the other end fixed mounting of electromagnetic three-way valve (73) has outlet duct (75).

10. The effusion extraction device for oncology care according to claim 9, characterized in that: the outer surface of the air suction pipe (74) is fixedly communicated with liquid outlet control valves (76) distributed in a rectangular array, a liquid storage bottle (77) is arranged at the water outlet end of the liquid outlet control valves (76), a sealing control valve (78) is fixedly mounted at the other end of the air suction pipe (74), and the other end of the sealing control valve (78) is fixedly mounted with one end of the push pipe (13) through a hose.