CN116129698A

CN116129698A - Arteriovenous puncture simulation training equipment

Info

Publication number: CN116129698A
Application number: CN202310167351.0A
Authority: CN
Inventors: 高萌; 姬杏丹; 杜培珍
Original assignee: First Affiliated Hospital of Henan University of Science and Technology
Current assignee: First Affiliated Hospital of Henan University of Science and Technology
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-05-16

Abstract

The invention discloses arteriovenous puncture simulation training equipment which comprises a base, wherein a training table is rotatably arranged on the upper side of the base, the shape of the training table is in a cylindrical shape with a hollow inside and an open upper end, the central axis of the training table and the central axis of the training table are coaxial with each other, a training station plate is arranged above the training table, a plurality of spring buffer structures which are uniformly distributed are arranged on the outer side edge of the upper part of the training table and the lower side edge of the training station plate, and the training table, the support structure, a simulation arm structure, an upper shaking driving assembly, a gear driving transmission mechanism, a central universal supporting rod structure, a lower shaking driving assembly, the training station plate and the like are matched to realize the venipuncture of a patient in a quiet state, the puncture simulation of the patient in a shaking unstable state, the puncture simulation of the patient in the shaking state, the puncture simulation of the patient in the stable state, and the like.

Description

Arteriovenous puncture simulation training equipment

Technical Field

The invention relates to the technical field of medical treatment, in particular to an arteriovenous puncture simulation training device.

Background

In the prior art, an arm model is often used for training by internally arranging arteriovenous vessels in the arm model, so as to realize the simulation training of arterial puncture and venous puncture, for example, an arteriovenous simulation method and device for puncture teaching are disclosed in application number CN201510677983.7, two latex tubes are arranged on a simulation arm to simulate arterial vessels and venous vessels respectively, a diaphragm pump is used for extracting simulation blood from a liquid storage container, the simulation blood is pumped into a first latex tube, the simulation blood passes through the first latex tube and then enters a second latex tube after flowing through a throttle valve, finally the simulation blood returns to the liquid storage container through the second latex tube, so that a simulated blood circulation system is formed.

Disclosure of Invention

The invention aims to solve the problems and provide an arteriovenous puncture simulation training device which aims to overcome the defects in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the invention provides arteriovenous puncture simulation training equipment which comprises a base, wherein a training table is rotatably arranged on the upper side of the base, the shape of the training table is in a cylinder shape with a hollow inside and an open upper end, the central axis of the training table and the central axis of rotation of the training table are coaxial, a training station plate is arranged above the training table, and a plurality of spring buffer structures which are uniformly distributed are arranged on the outer side edge of the upper part of the training table and the lower side edge of the training station plate;

the training platform comprises a training station plate, a training platform and a wheel driving transmission mechanism, wherein a central universal supporting rod structure is arranged at the middle position of the lower side of the training station plate and the middle position of the inner bottom side of the training platform, two lower shaking driving components which are symmetrically distributed by taking the central universal supporting rod structure as a center and used for driving the training station plate to shake are arranged at two sides of the central universal supporting rod structure, and the training platform is internally provided with the wheel driving transmission mechanism which is used for driving the two lower shaking driving components to rotate in the training platform;

the upper side of training station board is provided with the simulation arm structure, is connected with supporting structure each other between simulation arm structure and the training platform, the inside of training platform is provided with and is used for driving the last drive assembly that rocks that supporting structure slides and deflect, the upside of simulation arm structure is provided with digital display control panel.

Preferably, the simulation arm structure includes that the middle part position of the arm body is provided with the simulation training district, and simulation training district internal fixation is provided with the connecting rod, and the middle part position rotation of connecting rod is provided with the bull stick, and the one end of bull stick is rotated by the second motor drive that fixedly sets up in the arm body, and the outside rotation of bull stick is provided with interior rotary drum, and the outside cover of interior rotary drum is equipped with the silica gel lasso, offer still on the lateral wall of bull stick and adjust the spout, the slip is provided with the driving lever in the regulation spout, the both ends of driving lever respectively with the bull stick outside and the inboard fixed connection each other of interior rotary drum, be provided with arterial analog structure between silica gel lasso and the interior rotary drum, the outside of silica gel lasso is provided with the outer epidermis and is used for the epidermis to change the structure that changes to the outer epidermis, and digital display control panel's output electricity is connected to the input of second motor.

Preferably, the artery simulation structure comprises an air pump fixedly arranged in the inner rotary cylinder and a rubber tube fixedly arranged on the outer side of the silica gel ferrule, two ports of the rubber tube are sealed, the middle position of the rubber tube is communicated with an inflation inlet of the air pump through an air duct, and the output end of the digital display control panel is electrically connected to the input end of the air pump.

Preferably, the epidermis replacement structure comprises hanging plates fixedly arranged at the lower sides of two ends of the arm body, two first roller reels which are parallel to each other in the axial direction and used for unreeling the outer epidermis and second roller reels which are used for reeling the outer epidermis are rotatably arranged between the two hanging plates, two ends of each first roller reel are rotatably connected with the two hanging plates through rotary dampers, one end of each second roller reel is driven to rotate by a first motor fixedly arranged on each hanging plate, and the output end of the digital display control panel is electrically connected to the input end of the first motor.

Preferably, the central universal supporting rod structure comprises a central supporting rod, the upper end of the central supporting rod is fixedly connected to the middle position of the lower side of the training station board, the lower end of the central supporting rod is fixedly connected with a universal connecting ball, and a first universal ball seat which is matched with the universal connecting ball and is in universal connection is fixedly arranged in the middle position of the inner bottom surface of the training station.

Preferably, the wheel driving transmission mechanism comprises a gear ring which is rotatably arranged at the inner edge of the training table, a second gear is connected with the inner side of the gear ring in a meshed mode, a third motor used for driving the second gear to rotate is arranged in the training table, the third motor is fixedly arranged on the inner bottom surface of the training table through a motor base, and the output end of the digital display control panel is electrically connected to the input end of the third motor.

Preferably, the lower rocking drive assembly comprises a bottom rod, one end of the bottom rod is fixedly connected to the gear ring, a third electric telescopic rod is fixedly arranged on the upper side of the other end of the bottom rod, a push rod of the third electric telescopic rod faces upwards and is fixedly connected with a second universal ball seat, a universal ball is arranged on the upper side of the second universal ball seat in a rolling mode, a second supporting ball which is in contact with the inner bottom surface of the training table is arranged on the lower side of one end, close to the third electric telescopic rod, of the bottom rod, four limiting plates distributed in a rectangular array mode are arranged on the lower side of the training station plate, and limiting clamping grooves matched with the second universal ball seat are formed in one side of each limiting plate.

Preferably, the upper shaking driving assembly comprises a first electric telescopic rod, the first electric telescopic rod is fixedly arranged on the inner bottom surface of the training table through a mounting seat, the head end of a push rod of the first electric telescopic rod is fixedly connected with a shaft frame plate through a first spring, a gear shaft is rotatably arranged in the shaft frame plate, the lower end of the gear shaft is fixedly connected with a first gear, the upper end of the first gear is rotatably connected with one end of a rotating rod, the other end of the rotating rod penetrates through an open slot formed in a corresponding position of the training table and is fixedly connected with the lower end of a support structure, a damping adjusting structure for adjusting friction force between the gear shaft and the rotating rod is arranged on the rotating rod, when the first electric telescopic rod reaches the maximum stroke, the first gear and the gear ring are meshed with each other, and the output end of the digital display control panel is electrically connected to the input end of the first electric telescopic rod;

the damping adjusting structure comprises a second electric telescopic rod fixedly arranged in the rotary rod, a brake block used for being in butt joint with the gear shaft is fixedly connected to the head end of the push rod of the second electric telescopic rod through a second spring, and the output end of the digital display control panel is electrically connected to the input end of the second electric telescopic rod.

Preferably, the support structure comprises an upper support rod and a lower support rod, a first supporting rolling ball is arranged at the bottom end of the lower support rod in a rolling mode, more than two sliding rods are connected to the upper end of the lower support rod in a sliding mode, the upper ends of the sliding rods are fixedly connected to the lower end of the upper support rod, a fastening bolt used for achieving butt joint and fastening of the sliding rods is connected to the upper end of the lower support rod in a threaded mode, and the upper support rod is fixedly connected with the simulation arm structure through an elastic rod.

Preferably, the upper portion outside of base is provided with the dustcoat shell structure, the inside of base is fixedly provided with and is used for driving the pivoted fourth motor of training platform, be provided with transparent observation window on the lateral wall of dustcoat shell structure, the upside fixedly connected with of dustcoat shell structure is more than two back shaft, and the top fixedly connected with roof of back shaft is provided with the transparent plate on the roof, the downside middle part position of roof is provided with the light.

The beneficial effects are that:

1. the training platform, the support structure, the simulation arm structure, the upper shaking driving component, the gear driving transmission mechanism, the central universal supporting rod structure, the lower shaking driving component, the training station plate and the like are matched, so that the intravenous puncture of a patient in a quiet state, the puncture simulation of the patient in a simulation environment shaking unstable state, the puncture simulation of the patient in a stable state, the puncture simulation of the patient in a shaking state and the like can be realized, and a trainer can be trained;

2. the damping adjusting structure can adjust the rotating friction force of the gear shaft, and when the push rod of the second electric telescopic rod extends to improve the friction force between the brake block and the gear shaft, the force of the left swing arm and the right swing arm of a patient can be simulated for adjustment;

3. the epidermis is changed the structure and can be changed puncture department outer skin after training at every turn, prevents that next training person from directly judging puncture position through the needle eye, and arterial simulation structure can also simulate arterial fluctuation, makes things convenient for the training person to find accurate position.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a perspective view of FIG. 1 of the present invention;

FIG. 4 is a perspective cross-sectional view of FIG. 3 in accordance with the present invention;

FIG. 5 is a cross-sectional view of a simulated arm structure of the present invention;

FIG. 6 is another directional cross-sectional view of a simulated arm structure of the present invention;

FIG. 7 is an enlarged view of a portion of the invention at B of FIG. 2;

fig. 8 is an enlarged view of a portion of fig. 4 at C in accordance with the present invention.

The reference numerals are explained as follows: 1. a training table; 2. a support structure; 2a, a lower support rod; 2b, a first support ball; 2c, fastening the bolts; 2d, sliding bars; 2e, upper support rod; 2f, an elastic rod; 3. simulating an arm structure; 301. an arm body; 302. a silica gel ferrule; 303. a hanger plate; 304. a connecting rod; 305. a rotating rod; 306. adjusting the chute; 307. a deflector rod; 308. an air pump; 309. a rubber tube; 310. an air duct; 311. an outer skin; 312. a first roller spool; 313. a second roller spool; 314. a first motor; 315. an inner drum; 316. a second motor; 4. an upper sloshing driving component; 401. a first electric telescopic rod; 402. a mounting base; 403. a first spring; 404. a shaft frame plate; 405. a first gear; 406. a gear shaft; 407. a rotating rod; 408. a second electric telescopic rod; 409. a second spring; 410. a brake block; 5. a gear drive transmission mechanism; 5a, a third motor; 5b, a motor base; 5c, a second gear; 5d, gear ring; 6. a central universal strut structure; 6a, a first universal ball seat; 6b, universal connecting balls; 6c, a central strut; 7. a lower swing driving assembly; 7a, a bottom rod; 7b, a third electric telescopic rod; 7c, a second supporting rolling ball; 7d, a second universal ball seat; 7e, a universal ball; 8. a spring buffer structure; 8a, connecting rib plates; 8b, a third spring; 8c, positioning columns; 9. a fourth motor; 10. a base; 11. training a standing board; 12. a digital display control panel; 13. an outer shell structure; 13a, a transparent viewing window; 13b, a top plate; 13c, a lighting lamp; 13d, a supporting shaft; 13e, a transparent plate; 14. a shielding ring; 15. and a limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.

Referring to fig. 1-8, the invention provides an arteriovenous puncture simulation training device, which comprises a base 10, wherein a training table 1 is rotatably arranged on the upper side of the base 10, the training table 1 is in a cylindrical shape with a hollow inside and an open upper end, the central axis of the training table 1 and the central axis of rotation of the training table are coaxial, a training station plate 11 is arranged above the training table 1, shielding rings 14 are arranged on the upper side edge of the training table 1 and the lower side edge of the training station plate 11, the cross section shape of the shielding rings 14 is in an S shape, and a plurality of spring buffer structures 8 which are uniformly distributed are arranged on the upper outer side edge of the training table 1 and the lower side edge of the training station plate 11; the spring buffer structure 8 comprises a third spring 8b, wherein the upper end and the lower end of the third spring 8b are respectively fixedly connected with a positioning column 8c and a connecting rib plate 8a, the positioning column 8c is fixedly connected to the lower side of the training station plate 11, and one end of the connecting rib plate 8a is fixedly connected to the inner side of the upper part of the training station 1. Through the above-mentioned concrete structural design, spring buffer structure 8 can play the effect of elasticity buffering when training station board 11 rocks for rock the action more mild, avoid violently rocking to throw off the drop injury with the training person from training station board 11.

The central universal supporting rod structure 6 is arranged at the middle position of the lower side of the training station plate 11 and the middle position of the inner bottom side of the training table 1, two lower shaking driving components 7 which are symmetrically distributed by taking the central universal supporting rod structure as a center and used for driving the training station plate 11 to shake are arranged at two sides of the central universal supporting rod structure 6, and a wheel driving transmission mechanism 5 which is used for driving the two lower shaking driving components 7 to rotate in the training table 1 is arranged in the training table 1;

the upper side of training station board 11 is provided with simulation arm structure 3, is connected with supporting structure 2 each other between simulation arm structure 3 and the training platform 1, and the inside of training platform 1 is provided with and is used for driving supporting structure 2 slip deflection's last drive assembly 4 that rocks, and the upside of simulation arm structure 3 is provided with digital display control panel 12.

As shown in fig. 4, 5 and 6 of the specification, the simulated arm structure 3 includes a simulated training area provided at a middle position of the arm body 301, a connecting rod 304 is fixedly provided in the simulated training area, a rotating rod 305 is rotatably provided at the middle position of the connecting rod 304, one end of the rotating rod 305 is driven to rotate by a second motor 316 fixedly provided in the arm body 301, an inner rotating drum 315 is rotatably provided at an outer side of the rotating rod 305, a silica gel ferrule 302 is sleeved at an outer side of the inner rotating drum 315, an adjusting chute 306 is provided on an outer side wall of the rotating rod 305, a deflector rod 307 is slidably provided in the adjusting chute 306, two ends of the deflector rod 307 are fixedly connected with an outer side of the rotating rod 305 and an inner side of the inner rotating drum 315 respectively, an artery simulation structure is provided between the silica gel ferrule 302 and the inner rotating drum 315, an outer skin 311 and a skin replacement structure for replacing the outer skin 311 are provided at an outer side of the silica gel ferrule 302, and an output end of the digital display control panel 12 is electrically connected to an input end of the second motor 316. Through the above-mentioned specific structural design, silica gel lasso 302 is used for simulating the muscle tissue of arm, and outer epidermis 311 is used for simulating the outer epidermis skin of arm, and the epidermis is changed the structure and can be changed puncture department outer epidermis 311 after training at every turn, prevents that next person of training from judging puncture position directly through the needle eye, and arterial simulation structure can also simulate arterial fluctuation, makes things convenient for the person of training to find the position.

The artery simulation structure comprises an air pump 308 fixedly arranged in an inner rotary drum 315 and a rubber tube 309 fixedly arranged outside the silica gel ferrule 302, two ends of the rubber tube 309 are sealed, the middle position of the rubber tube 309 is communicated with an inflation inlet of the air pump 308 through an air duct 310, and the output end of the digital display control panel 12 is electrically connected to the input end of the air pump 308. Further, the rubber tube 309 may be provided with two for simulating an artery and a vein, respectively.

The skin replacing structure comprises hanging plates 303 fixedly arranged at the lower sides of two ends of the arm body 301, two first roller reels 312 which are parallel to each other in the axial direction and used for unreeling the outer skin 311 and a second roller reel 313 which is used for reeling the outer skin 311 are rotatably arranged between the two hanging plates 303, two ends of the first roller reels 312 are rotatably connected with the two hanging plates 303 through rotary dampers, one end of the second roller reels 313 is driven to rotate by a first motor 314 fixedly arranged on the hanging plates 303, and the output end of the digital display control panel 12 is electrically connected to the input end of the first motor 314. Through the above specific structural design, the output shaft of the first motor 314 rotates to drive the outer skin 311 to wind up, and the first roller shaft 312 can keep the outer skin 311 in a smooth tightening state through the rotary damper when unreeling.

The central universal support rod structure 6 comprises a central support rod 6c, the upper end of the central support rod 6c is fixedly connected to the middle position of the lower side of the training station plate 11, the lower end of the central support rod 6c is fixedly connected with a universal connecting ball 6b, and the middle position of the inner bottom surface of the training station 1 is fixedly provided with a first universal ball seat 6a which is matched with the universal connecting ball 6b and is in universal connection. Through the above-mentioned structural design, training station board 11 can be under the cooperation support of center branch 6c and universal joint ball 6b to carry out the rugged rocking.

The gear drive transmission mechanism 5 comprises a gear ring 5d which is rotatably arranged at the inner edge of the training table 1, a second gear 5c is connected with the inner side of the gear ring 5d in a meshed manner, a third motor 5a for driving the second gear 5c to rotate is arranged in the training table 1, the third motor 5a is fixedly arranged on the inner bottom surface of the training table 1 through a motor base 5b, and the output end of the digital display control panel 12 is electrically connected to the input end of the third motor 5 a.

As shown in fig. 4 and 8 of the specification, the lower swing driving assembly 7 includes a bottom rod 7a, one end of the bottom rod 7a is fixedly connected to the gear ring 5d, a third electric telescopic rod 7b is fixedly arranged on the upper side of the other end of the bottom rod 7a, a push rod of the third electric telescopic rod 7b faces upwards and is fixedly connected with a second universal ball seat 7d, a universal ball 7e is arranged on the upper side of the second universal ball seat 7d in a rolling manner, a second supporting ball 7c which is in contact with the inner bottom surface of the training table 1 is rotatably arranged on the lower side of one end, close to the third electric telescopic rod 7b, of the bottom rod 7a, four limiting plates 15 distributed in a rectangular array mode are arranged on the lower side of the training station plate 11, and limiting clamping grooves matched with the second universal ball seat 7d are formed in one side of the limiting plates 15.

The upper shaking driving assembly 4 comprises a first electric telescopic rod 401, the first electric telescopic rod 401 is fixedly arranged on the inner bottom surface of the training table 1 through a mounting seat 402, the head end of a push rod of the first electric telescopic rod 401 is fixedly connected with a shaft bracket plate 404 through a first spring 403, a gear shaft 406 is rotationally arranged in the shaft bracket plate 404, the lower end of the gear shaft 406 is fixedly connected with a first gear 405, the upper end of the first gear 405 is rotationally connected with one end of a rotating rod 407, the other end of the rotating rod 407 penetrates through an opening groove formed in a corresponding position of the training table 1 and is fixedly connected with the lower end of a support structure 2, a damping adjusting structure for adjusting friction force between the gear shaft 406 and the rotating rod 407 is arranged on the rotating rod 407, when the first electric telescopic rod 401 reaches the maximum stroke, the first gear 405 is meshed with a gear ring 5d, and the output end of the digital display control panel 12 is electrically connected to the input end of the first electric telescopic rod 401; the damping adjustment structure comprises a second electric telescopic rod 408 fixedly arranged in the rotary rod 407, wherein a brake block 410 used for being abutted with the gear shaft 406 is fixedly connected with the head end of the push rod of the second electric telescopic rod 408 through a second spring 409, and the output end of the digital display control panel 12 is electrically connected to the input end of the second electric telescopic rod 408. Through the above specific structural design, the damping adjustment structure can adjust the rotating friction force of the gear shaft 406, and adjust the force for simulating the left and right swing arms of the patient, so that the trainer needs to apply a larger force to the simulated arm structure 3 in order to avoid the simulated arm structure 3 from shaking when the push rod of the second electric telescopic rod 408 extends to improve the friction force between the brake block 410 and the gear shaft 406.

The support structure 2 comprises an upper support rod 2e and a lower support rod 2a, a first supporting rolling ball 2b is arranged at the bottom end of the lower support rod 2a in a rolling mode, more than two sliding rods 2d are connected to the upper end of the lower support rod 2a in a sliding mode, the upper ends of the sliding rods 2d are fixedly connected to the lower end of the upper support rod 2e, a fastening bolt 2c used for achieving abutting fastening of the sliding rods 2d is connected to the upper end of the lower support rod 2a in a threaded mode, and the upper support rod 2e is fixedly connected with the simulation arm structure 3 through an elastic rod 2 f.

The upper portion outside of base 10 is provided with shell structure 13, and the inside of base 10 is fixedly provided with and is used for driving training platform 1 pivoted fourth motor 9, is provided with transparent observation window 13a on shell structure 13's the lateral wall, and shell structure 13's upside fixedly connected with more than two back shaft 13d, back shaft 13 d's top fixedly connected with roof 13b, be provided with transparent board 13e on the roof 13b, roof 13 b's downside middle part position is provided with light 13c.

Working principle:

when in use, a trainer stands on the training station board 11, or a seat can be fixed on the training station board 11, and the trainer can sit on the seat for training, wherein the training station board 11 represents the environment of the trainer, and the simulated arm structure 3 represents a patient needing to perform venipuncture;

in the first puncture mode, the vein of a patient is punctured in a quiet state, at the moment, the wheel drive transmission mechanism 5 drives the lower shaking driving assembly 7 to rotate, the second universal ball seat 7d is embedded into a limiting clamping groove formed in one side of the limiting plate 15, the two lower shaking driving assemblies 7 are matched with the limiting plate 15 to realize stable support of the training station plate 11, when a trainer stands on the training station plate 11, the training station plate can be kept stable, and on the other hand, the upper shaking driving assembly 4 also stops to realize shaking offset of the simulated arm structure 3, so that puncture simulation of a static environment is realized;

in the second puncture mode, the puncture simulation of a quiet patient is performed under the unstable condition of environmental shaking, at this moment, the push rod stroke of the first electric telescopic rod 401 of the upper shaking driving assembly 4 reaches the minimum stroke, the separation of the first gear 405 and the gear ring 5d is realized, at this moment, one side of the support structure 2 is abutted with the outer side of the training platform 1, the static state of the simulated arm structure 3 is ensured, the output shaft of the third motor 5a of the gear driving transmission mechanism 5 rotates, the meshed gear ring 5d can be driven by the second gear 5c to rotate, the gear ring 5d rotates to drive the two lower shaking driving assemblies 7 fixedly arranged on the gear ring, at this moment, the push rods of the third electric telescopic rod 7b of the two lower shaking driving assemblies 7 stretch to drive the two universal balls 7e to be positioned at different heights, the support of the training platform plate 11 is inclined unevenly under the central universal support rod structure 6, the driving of the gear driving transmission mechanism 5 and the support of the central universal support rod structure 6 are rotated in a rotary manner, the puncture is performed under the condition similar to that in a ship or the like, the lower shaking driving mechanism 5 can stop driving the meshed gear ring 5d to drive the meshed gear ring 5d, and the upper shaking driving assemblies 7 can realize the simulation of the upper shaking and lower shaking of the upper telescopic rod 7;

in the third puncture mode, the puncture simulation of a patient is performed under the unstable condition of shaking, for example, the patient with the behavior of the patient cannot be controlled by children, the conditions of shaking hands, and the like can occur under the condition of puncturing, at this time, the push rod of the first electric telescopic rod 401 of the upper shaking driving assembly 4 stretches out and draws back, the first gear 405 does not contact with the gear ring 5d, the simulated arm structure 3 can be driven to move back and forth through the support structure 2 to simulate the hand-shaking action of the patient, a trainer can be ensured to exercise the shaking resistance of the simulated arm structure 3 through the first spring 403 and the elastic rod 2f, the push rod of the first electric telescopic rod 401 of the upper shaking driving assembly 4 stretches out, the simulated arm structure 3 can be driven to rotate around the gear shaft 406 under the condition of contact engagement of the first gear 405 and the gear ring 5d, so that the condition of shaking hands of the patient is simulated, at this time, the shaking driving assembly 7 is driven by the gear driving mechanism 5 to realize the driving of the training station plate 11, and the condition of unstable environment is simulated.

Fourth puncture mode, to the puncture simulation of rocking the patient under the environment steady state, rock drive assembly 7 realization under the cooperation of gear drive transmission mechanism 5 and to training station board 11's stability, keep puncture environment's stability, go up and rock drive assembly 4 and can drive simulated arm structure 3 and rock, simulate the condition that the patient rocked.

The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An arteriovenous puncture simulation training device, which is characterized in that: the automatic training device comprises a base (10), wherein a training table (1) is rotatably arranged on the upper side of the base (10), the appearance of the training table (1) is in a cylindrical shape with a hollow inside and an open upper end, the central axis of the training table (1) and the central axis of rotation of the training table are coaxial, a training station plate (11) is arranged above the training table (1), and a plurality of spring buffer structures (8) which are uniformly distributed are arranged on the outer side edge of the upper part of the training table (1) and the lower side edge of the training station plate (11);

the training platform comprises a training platform (1), a central universal supporting rod structure (6) is arranged at the middle position of the lower side of the training platform (11) and the middle position of the inner bottom side of the training platform (1), two lower shaking driving components (7) which are symmetrically distributed by taking the central universal supporting rod structure (6) as a center and used for driving the training platform (11) to shake are arranged at two sides of the central universal supporting rod structure (6), and a wheel driving transmission mechanism (5) used for driving the two lower shaking driving components (7) to rotate in the training platform (1) is arranged in the training platform (1);

the training station board (11) is provided with simulation arm structure (3) in the top, is connected with supporting structure (2) each other between simulation arm structure (3) and training platform (1), the inside of training platform (1) is provided with and is used for driving supporting structure (2) slip deflection's last drive assembly (4) that rocks, the upside of simulation arm structure (3) is provided with digital display control panel (12).

2. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the simulation arm structure (3) comprises a simulation training area, a connecting rod (304) is fixedly arranged in the middle of the arm body (301), a rotating rod (305) is arranged in the middle of the connecting rod (304) in a rotating mode, one end of the rotating rod (305) is driven to rotate by a second motor (316) fixedly arranged in the arm body (301), an inner rotary drum (315) is arranged on the outer side of the rotating rod (305) in a rotating mode, a silica gel sleeve ring (302) is sleeved on the outer side of the inner rotary drum (315), an adjusting sliding groove (306) is formed in the outer side wall of the rotating rod (305), a deflector rod (307) is arranged in the adjusting sliding groove (306) in a sliding mode, two ends of the deflector rod (307) are fixedly connected with the outer side of the rotating rod (305) and the inner side of the inner rotary drum (315) respectively, an artery simulation structure is arranged between the silica gel sleeve ring (302) and the inner rotary drum (315), an outer surface skin (311) and an outer surface skin replacement structure used for carrying out surface skin replacement on the outer surface skin (311) are arranged on the outer side of the silica gel sleeve ring (302), and an output end of the digital display control panel (12) is electrically connected to the input end of the second motor (316).

3. An arteriovenous puncture simulation training apparatus as set forth in claim 2, wherein: the artery simulation structure comprises an air pump (308) fixedly arranged in an inner rotary drum (315) and a rubber tube (309) fixedly arranged outside a silica gel ferrule (302), two ports of the rubber tube (309) are sealed, the middle position of the rubber tube is communicated with an inflation inlet of the air pump (308) through an air duct (310), and the output end of the digital display control panel (12) is electrically connected to the input end of the air pump (308).

4. An arteriovenous puncture simulation training apparatus as set forth in claim 2, wherein: the epidermis replacement structure comprises hanging plates (303) fixedly arranged at the lower sides of two ends of an arm body (301), two first roller reels (312) which are parallel to each other in the axial direction and used for unreeling an outer epidermis (311) and second roller reels (313) which are used for reeling the outer epidermis (311) are rotationally arranged between the two hanging plates (303), two ends of the first roller reels (312) are rotationally connected with the two hanging plates (303) through rotary dampers, one end of each second roller reel (313) is driven to rotate by a first motor (314) fixedly arranged on each hanging plate (303), and the output end of each digital display control panel (12) is electrically connected to the input end of each first motor (314).

5. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the central universal supporting rod structure (6) comprises a central supporting rod (6 c), the upper end of the central supporting rod (6 c) is fixedly connected to the middle position of the lower side of the training station board (11), the lower end of the central supporting rod (6 c) is fixedly connected with a universal connecting ball (6 b), and the middle position of the inner bottom surface of the training table (1) is fixedly provided with a first universal ball seat (6 a) which is matched with the universal connecting ball (6 b) and is in universal connection.

6. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the wheel drive transmission mechanism (5) comprises a gear ring (5 d) which is rotatably arranged at the inner edge of the training table (1), a second gear (5 c) is connected with the inner side of the gear ring (5 d) in a meshed mode, a third motor (5 a) which is used for driving the second gear (5 c) to rotate is arranged in the training table (1), the third motor (5 a) is fixedly arranged on the inner bottom surface of the training table (1) through a motor base (5 b), and the output end of the digital display control panel (12) is electrically connected to the input end of the third motor (5 a).

7. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the lower swing driving assembly (7) comprises a bottom rod (7 a), one end of the bottom rod (7 a) is fixedly connected to a gear ring (5 d), a third electric telescopic rod (7 b) is fixedly arranged on the upper side of the other end of the bottom rod (7 a), a push rod of the third electric telescopic rod (7 b) faces upwards and is fixedly connected with a second universal ball seat (7 d), a universal ball (7 e) is arranged on the upper side of the second universal ball seat (7 d) in a rolling mode, a second supporting ball (7 c) which is in contact with the inner bottom surface of the training table (1) is arranged on the lower side of the bottom rod (7 a) in a rotating mode, four limiting plates (15) which are distributed in a rectangular array mode are arranged on the lower side of the training station plate (11), and limiting clamping grooves matched with the second universal ball seat (7 d) are formed in one side of the limiting plates (15).

8. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the upper shaking driving assembly (4) comprises a first electric telescopic rod (401), the first electric telescopic rod (401) is fixedly arranged on the inner bottom surface of the training table (1) through a mounting seat (402), a shaft bracket plate (404) is fixedly connected to the push rod head end of the first electric telescopic rod (401) through a first spring (403), a gear shaft (406) is rotationally arranged in the shaft bracket plate (404), a first gear (405) is fixedly connected to the lower end of the gear shaft (406), one end of a rotary rod (407) is rotationally connected to the upper end of the first gear (405), the other end of the rotary rod (407) penetrates through an open slot formed in a corresponding position of the training table (1) and is fixedly connected with the lower end of a support structure (2), a damping adjusting structure for adjusting friction force between the gear shaft (406) and the rotary rod (407) is arranged on the rotary rod (407), when the first electric telescopic rod (401) reaches the maximum stroke, the first gear (405) is meshed with a gear ring gear (5 d), and the output end of the digital display control panel (12) is electrically connected to the telescopic input end of the first electric rod (401);

the damping adjusting structure comprises a second electric telescopic rod (408) fixedly arranged in a rotating rod (407), a brake block (410) used for being abutted to a gear shaft (406) is fixedly connected to the head end of the push rod of the second electric telescopic rod (408) through a second spring (409), and the output end of the digital display control panel (12) is electrically connected to the input end of the second electric telescopic rod (408).

9. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the support structure (2) comprises an upper supporting rod (2 e) and a lower supporting rod (2 a), a first supporting rolling ball (2 b) is arranged at the bottom end of the lower supporting rod (2 a) in a rolling mode, more than two sliding rods (2 d) are connected to the upper end of the lower supporting rod (2 a) in a sliding mode, the upper ends of the sliding rods (2 d) are fixedly connected to the lower end of the upper supporting rod (2 e), fastening bolts (2 c) used for achieving butt fastening of the sliding rods (2 d) are connected to the upper ends of the lower supporting rod (2 a) in a threaded mode, and the upper supporting rod (2 e) is fixedly connected with the simulation arm structure (3) through elastic rods (2 f).

10. An arteriovenous puncture simulation training apparatus as set forth in claim 1, wherein: the utility model discloses a training bench, including base (10), fixed structure, upper portion outside of base (10) is provided with dustcoat structure (13), the inside of base (10) is fixedly provided with and is used for driving training bench (1) pivoted fourth motor (9), be provided with transparent observation window (13 a) on the lateral wall of dustcoat structure (13), the upside fixedly connected with of dustcoat structure (13) more than two back shaft (13 d), the top fixedly connected with roof (13 b) of back shaft (13 d), be provided with transparent board (13 e) on roof (13 b), the downside middle part position of roof (13 b) is provided with light (13 c).