CN112509444A - Beating device for simulating heart - Google Patents
Beating device for simulating heart Download PDFInfo
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- CN112509444A CN112509444A CN202011541576.0A CN202011541576A CN112509444A CN 112509444 A CN112509444 A CN 112509444A CN 202011541576 A CN202011541576 A CN 202011541576A CN 112509444 A CN112509444 A CN 112509444A
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- atrium
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
Abstract
The invention discloses a heart-simulating beating device, which comprises a heart model made of transparent colloid and an adjustable pressure container, wherein the heart model is provided with a left atrium, a left ventricle, a right atrium and a right ventricle; auxiliary observation mechanisms are arranged on the left atrium, the left ventricle, the right atrium and the right ventricle, and circulating oil bodies are injected into the adjustable pressure container; the heart model is provided with a mitral valve opening adjusting mechanism, the heart model is provided with a tricuspid valve opening adjusting mechanism, and oil body pointing mechanisms are arranged in the left atrium, the left ventricle, the right atrium and the right ventricle. The invention can visually know the blood supply details of the heart model under different conditions, thereby having better teaching effect.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a heart-simulating beating device.
Background
With the enhancement of legal consciousness of people, the contact chances of a intern in a hospital with a patient are less and less, so that the training chances of the intern are less and less, the training and construction of a doctor team are very unfavorable, and in the teaching of a common hospital and a medical school, the conventional heart-simulating beating device cannot visually observe the beating process of a human figure and the flow direction of blood in the beating process, cannot visually know the blood flow direction when a relevant mitral valve or tricuspid valve is abnormal in the beating process, and cannot visually know the blood flow rate in the beating process under different blood pressure conditions. We therefore provide a heart simulator.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a heart-simulating beating device.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a heart-simulating jumping device, which comprises a transparent colloid heart model and an adjustable pressure container, wherein the heart model is provided with a left atrium, a left ventricle, a right atrium and a right ventricle, a mitral valve is arranged between the joint of the left ventricle and the left atrium, a tricuspid valve is arranged between the right ventricle and the right atrium, an upper vena cava and a lower vena cava are connected to the left atrium, a multi-stage fluctuation mechanism is arranged in each of the left atrium, the left ventricle, the right atrium and the right atrium, an aorta is connected to the left atrium, a pulmonary vein is connected to the upper end of the right ventricle, a pulmonary artery is connected to the upper vena cava, the lower vena cava and the pulmonary vein are connected to the adjustable pressure container through first catheters, and the aorta and the pulmonary artery are connected to the adjustable pressure container through second; the left atrium, the left ventricle, the right atrium and the right ventricle are respectively provided with an auxiliary observation mechanism, each auxiliary observation mechanism comprises a first threaded cylinder embedded on the heart model, a first threaded column is screwed in the first threaded cylinder, an illuminating lamp bead is arranged at the inner end of the first threaded column, a waterproof cover used for covering the illuminating lamp bead is arranged at the inner end of the first threaded column, and a circulating oil body is injected into the adjustable pressure container; the heart model is provided with a mitral valve opening adjusting mechanism, the heart model is provided with a tricuspid valve opening adjusting mechanism, and oil body pointing mechanisms are arranged in the left atrium, the left ventricle, the right atrium and the right ventricle.
In a preferred embodiment of the present invention, the adjustable pressure vessel includes a pressure vessel main body, a piston block which moves along the inner cavity of the pressure vessel main body is arranged in the pressure vessel main body, a pressure adjusting air bag is arranged at the bottom of the piston block, a first connecting pipe connected with the first guide pipe is arranged on the pressure container main body, a second connecting pipe connected with the second guide pipe is arranged on the pressure container main body, the top of the pressure container main body is provided with a positioning frame, the positioning frame is provided with a second threaded cylinder, a first manual screw rod is arranged in the second threaded cylinder and is rotationally connected with the top of the piston block through a rotating piece, the piston block is provided with an air duct communicated with the inner cavity of the pressure container main body, the end part of the air duct is in threaded connection with a sealing cover, and the first duct is provided with a pressure gauge and a flowmeter.
As a preferable technical solution of the present invention, the oil body directing mechanism includes a third threaded cylinder embedded on the heart model, a second threaded column is arranged in the third threaded cylinder, and a colored guide thread strip is arranged at an inner end of the second threaded column.
In a preferred embodiment of the present invention, the circulating oil body is mixed with a particulate colored marker, and the circulating oil body has a significant color difference from a transparent colloid heart model.
As a preferable technical solution of the present invention, the mitral valve opening adjustment mechanism includes a fourth threaded cylinder embedded in the heart model, a second manual lead screw is embedded in the fourth threaded cylinder, and an inner end of the second manual lead screw is connected to one of the mitral valves through a rotating member.
As a preferable technical solution of the present invention, the tricuspid valve opening adjustment mechanism includes a fifth threaded cylinder embedded in the heart model, a third manual lead screw is embedded in the fifth threaded cylinder, and an inner end of the third manual lead screw is connected to one of the tricuspid valves through a rotating member.
As a preferred technical scheme of the invention, the multistage fluctuation mechanism comprises a first telescopic oil cylinder, and a second telescopic oil cylinder which is arranged in parallel and collinear way is arranged at the end part of the first telescopic oil cylinder.
As a preferable technical solution of the present invention, the adjustable pressure vessel, the first conduit and the second conduit are made of a transparent material.
The invention has the beneficial effects that: 1. the heart simulator has the advantages that the adjustable pressure container is arranged and connected with a heart model, the heart model can realize beating blood supply under different blood pressure conditions by the aid of the adjustable pressure container, learners can conveniently know the blood supply details of the heart model under different blood pressures, accordingly, the heart simulator has a good teaching effect, auxiliary observation mechanisms are arranged in the left atrium, the left ventricle, the right atrium and the right ventricle, each auxiliary observation mechanism comprises a first threaded barrel embedded on the heart model, a first threaded column is screwed in the first threaded barrel, a lighting lamp bead is arranged at the inner end of the first threaded column, and a waterproof cover for covering the lighting lamp bead is arranged at the inner end of the first threaded column. The light in the heart model is bright and dark, and the flow direction of the blood can be accurately and visually known in the beating process of the heart model, so that the teaching effect is better, and the flow direction of the blood can be accurately and visually known by matching with an oil body pointing mechanism; the mitral valve opening adjusting mechanism is arranged, so that abnormal operation of the mitral valve and the tricuspid valve is artificially manufactured, the abnormal blood flow direction of the mitral valve and the tricuspid valve is visually known, a corresponding operation scheme is conveniently found, and a better medical teaching effect is achieved; finally, the invention enables the blood supply condition of the heart model under the beating of different intensities by arranging the multi-level fluctuation mechanism, thereby facilitating the corresponding teaching work and simulating the beating condition of the heart of a person after high-intensity exercise.
2. The heart-simulating beating device simulates beating blood supply under different blood pressure conditions by arranging the adjustable pressure container with a specific structure, so that learners can know the blood supply details of heart models under different blood pressures conveniently, and has a better teaching effect, a piston block is enabled to extrude circulating oil bodies in a pressure container main body by manually rotating the first manual screw rod, so that the pressure of the circulating oil bodies is ensured to have certain pressure, the pressure of the circulating oil bodies is checked by a pressure gauge, so that the heart-simulating beating device simulates under accurate pressure, a pressure adjusting air bag is arranged at the bottom of the piston block (27), the elasticity of the pressure adjusting air bag is utilized to play a role in adjusting the pressure, the situation that the piston block extrudes the circulating oil bodies in the pressure container main body by manually rotating the first manual screw rod is avoided, under the action of slightly rotating the first manual screw rod, due to excessive pressure regulation and the beating of the heart model, the pressure change of the circulating oil body is too large and is far away from the actual beating environment of the heart of the human body, so that the practical teaching effect cannot be achieved.
3. The heart-simulating beating device has the advantages that the oil body pointing mechanism with the specific structure is arranged, colored guide thread strips can directionally swing along with blood in the beating process of a heart model, learners can visually know the flow directions of the blood in the beating process of the heart conveniently, and the heart-simulating beating device has the advantages of being convenient to install and detach.
4. The heart-simulating beating device is characterized in that a granular colored marker is mixed in a circulating oil body, and the circulating oil body is obviously different from a transparent colloid heart model in color, so that the flow direction of blood can be known conveniently by branch pipes.
5. According to the heart-simulating jumping device, the abnormal condition of artificially manufacturing the mitral valve is identified by arranging the mitral valve opening adjusting mechanism, the mitral valve can not be normally closed mainly by manually rotating the second manual lead screw, so that a learner can intuitively know each flow direction of blood in the beating process of the heart when the mitral valve is abnormal, and the accurate operation is convenient to perform.
6. According to the heart-simulating jumping device, the tricuspid valve opening adjusting mechanism is arranged to recognize that the tricuspid valve is abnormal in artificial manufacturing, the mitral valve cannot be normally closed mainly by manually rotating the third manual lead screw, so that a learner can intuitively know each flow direction of blood in the heart jumping process when the tricuspid valve is abnormal, and the accurate operation is convenient to perform.
7. The heart-simulating jumping device comprises a multistage fluctuation mechanism and a multi-stage fluctuation mechanism, wherein the multistage fluctuation mechanism comprises a first telescopic oil cylinder, the end part of the first telescopic oil cylinder is provided with a second telescopic oil cylinder which is arranged in parallel and collinear manner, and when the heart is simulated to naturally jump, one of the first telescopic oil cylinder and the second telescopic oil cylinder is stretched to simulate the heart beating; when the heart is simulated to jump violently, the first telescopic oil cylinder and the second telescopic oil cylinder stretch simultaneously to simulate the heart beating; the heart model can supply blood under the beating of different intensities, so that corresponding teaching work can be conveniently carried out, and the beating condition of the heart of a human after high-intensity motion can be simulated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a heart simulator according to the present invention;
FIG. 2 is a schematic diagram of a simulated heart of a heart simulator of the present invention;
FIG. 3 is a schematic view of a partial configuration of a heart simulator in accordance with the present invention;
FIG. 4 is a schematic view of the auxiliary viewing mechanism of a heart simulating jumping instrument according to the present invention;
FIG. 5 is a schematic diagram of the tricuspid valve opening adjustment mechanism of a simulated heart beating device of the present invention;
FIG. 6 is a schematic diagram of the mitral valve opening adjustment mechanism of a heart simulator in accordance with the present invention;
fig. 7 is a schematic diagram of the construction of an adjustable pressure vessel of a heart simulator of the present invention.
In the figure: 1. a heart model; 2. an adjustable pressure vessel; 3. the left atrium; 4. a left ventricle; 5. the right atrium; 6. a right ventricle; 7. the mitral valve; 8. the tricuspid valve; 9. the superior vena cava; 10. the inferior vena cava; 11. a multi-stage wave mechanism; 12. the aorta; 13. the pulmonary vein; 14. the pulmonary artery; 15. a first conduit; 16. a second conduit; 17. an auxiliary observation mechanism; 18. a first threaded barrel; 19. a first threaded post; 20. a lighting lamp bead; 21. a waterproof cover; 23. a mitral valve opening adjustment mechanism; 24. a tricuspid valve opening adjustment mechanism; 25. an oil body pointing mechanism; 26. a pressure vessel body; 27. a piston block; 28. a pressure regulating air bag; 29. a first connecting pipe; 30. a second connecting pipe; 31. a positioning frame; 32. a second threaded barrel; 33. a first manual lead screw; 34. an air duct; 35. sealing the cover; 36. a pressure gauge; 37. a flow meter; 38. a third threaded barrel; 39. a second threaded post; 40. colored guide strips; 41. a colored marker; 42. a fourth threaded barrel; 43. a second manual lead screw; 44. a fifth threaded cylinder; 45. a third manual lead screw; 46. a first telescopic cylinder; 47. and the second telescopic oil cylinder.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-7, the heart simulator of the present invention comprises a transparent colloid heart model 1, and further comprises an adjustable pressure container 2, wherein the heart model 1 has a left atrium 3, a left ventricle 4, a right atrium 5 and a right ventricle 6, a mitral valve 7 is disposed between the junction of the left ventricle 4 and the left atrium 3, a tricuspid valve 8 is disposed between the right ventricle 6 and the right atrium 5, a superior vena cava 9 and an inferior vena cava 10 are connected to the left atrium 3, a multi-stage fluctuation mechanism 11 is disposed in each of the left atrium 3, the left ventricle 4, the right atrium 5 and the right ventricle 6, an aorta 12 is connected to the left ventricle 4, a pulmonary vein 13 is connected to the left atrium 3, a pulmonary artery 14 is connected to the upper end of the right ventricle 6, the superior vena cava 9, the inferior vena cava 10 and the pulmonary vein 13 are all connected to the adjustable pressure container 2 through a first conduit 15, the aorta 12 and the pulmonary artery 14 are both connected to the adjustable pressure vessel 2 via a second conduit 16; the left atrium 3, the left ventricle 4, the right atrium 5 and the right ventricle 6 are all provided with auxiliary observation mechanisms 17, each auxiliary observation mechanism 17 comprises a first threaded cylinder 18 embedded on the heart model 1, a first threaded column 19 is screwed in each first threaded cylinder 18, an illuminating lamp bead 20 is arranged at the inner end of each first threaded column 19, a waterproof cover 21 used for covering the illuminating lamp bead 20 is arranged at the inner end of each first threaded column 19, and a circulating oil body is injected into the adjustable pressure container 2; the heart model 1 is provided with a mitral valve opening adjusting mechanism 23, the heart model 1 is provided with a tricuspid valve opening adjusting mechanism 24, and oil body directing mechanisms 25 are arranged in the left atrium 3, the left ventricle 4, the right atrium 5 and the right ventricle 6. The heart model 1 is provided with the adjustable pressure container 2 connected with the heart model 1, the adjustable pressure container 2 is utilized to enable the heart model 1 to perform beating blood supply under different blood pressure conditions, learners can know the blood supply details of the heart model 1 under different blood pressures conveniently, and therefore a better teaching effect is achieved, the left atrium 3, the left ventricle 4, the right atrium 5 and the right ventricle 6 are respectively provided with the auxiliary observation mechanism 17, wherein the auxiliary observation mechanism 17 comprises a first threaded barrel 18 embedded on the heart model 1, a first threaded column 19 is screwed into the first threaded barrel 18, the inner end of the first threaded column 19 is provided with the illuminating lamp bead 20, and the inner end of the first threaded column 19 is provided with a waterproof cover 21 for covering the illuminating lamp bead 20. The light in the heart model 1 is bright and dark, and the flow direction of the blood can be accurately and intuitively known in the beating process of the heart model 1, so that the teaching effect is better, and the flow direction of the blood can be accurately and intuitively known by matching with the oil body pointing mechanism 25; the mitral valve 7 opening adjusting mechanism and the tricuspid valve 8 opening adjusting mechanism are arranged, so that the abnormal working of the mitral valve 7 and the tricuspid valve 8 is artificially manufactured, the abnormal working blood flow directions of the mitral valve 7 and the tricuspid valve 8 are visually known, the corresponding operation scheme is conveniently found, and a better medical teaching effect is achieved; finally, the invention enables the blood supply condition of the heart model 1 under the beating of different intensities by arranging the multi-stage fluctuation mechanism 11, thereby facilitating the corresponding teaching work and simulating the beating condition of the heart of a person after high-intensity movement.
The adjustable pressure vessel 2 comprises a pressure vessel main body 26, a piston block 27 which moves along the inner cavity of the pressure vessel main body 26 is arranged in the pressure vessel main body 26, the bottom of the piston block 27 is provided with a pressure regulating air bag 28, the pressure vessel main body 26 is provided with a first connecting pipe 29 connected with the first conduit 15, the pressure vessel main body 26 is provided with a second connection pipe 30 connected to the second conduit pipe 16, the top of the pressure vessel main body 26 is provided with a positioning frame 31, the positioning frame 31 is provided with a second threaded cylinder 32, a first manual screw rod 33 is arranged in the second threaded cylinder 32, the first manual screw rod 33 is rotatably connected with the top of the piston block 27 through a rotating piece, the piston block 27 is provided with an air duct 34 communicated with the inner cavity of the pressure vessel main body 2, the end part of the air duct 34 is in threaded connection with a sealing cover 35, and the first conduit 15 is provided with a pressure gauge 36 and a flowmeter 37. The adjustable pressure container 2 with a specific structure is arranged to simulate beating blood supply under different blood pressure conditions, so that learners can know the blood supply details of the heart model 1 under different blood pressures conveniently, and the teaching effect is better, the piston block 27 is enabled to extrude circulating oil bodies in the pressure container main body 26 mainly by manually rotating the first manual lead screw 33, so that certain pressure is achieved, the pressure of the circulating oil bodies is checked through the pressure gauge 36, so that the simulation under accurate pressure is facilitated, the pressure adjusting air bag 28 is arranged at the bottom of the piston block 27, the effect of adjusting the pressure is achieved by utilizing the flexibility of the pressure adjusting air bag 28, the situation that the piston block 27 is enabled to extrude the circulating oil bodies in the pressure container main body 26 by manually rotating the first manual lead screw 33 is avoided, under the effect of slightly rotating the first manual lead screw 33, due to excessive pressure adjustment and the beating of the heart model 1, the pressure change of the circulating oil body is too large and is far away from the actual beating environment of the heart of the human body, so that the practical teaching effect cannot be achieved.
The oil body directing mechanism 25 comprises a third threaded cylinder 38 embedded on the heart model 1, a second threaded column 39 is arranged in the third threaded cylinder 38, a colored guide strand 40 is arranged at the inner end of the second threaded column 39, and the colored guide strand 40 can swing directionally along with blood in the beating process of the heart model 1, so that learners can intuitively know the flow directions of the blood in the beating process, and the oil body directing mechanism has the characteristic of convenience in installation and disassembly.
The circulating oil body is mixed with granular colored markers 41, and the circulating oil body has obvious color difference with the transparent colloid heart model 1, so that the flowing direction of blood of a branch pipe can be known conveniently.
The mitral valve opening adjusting mechanism 23 comprises a fourth threaded cylinder 42 embedded on the heart model 1, a second manual screw rod 43 is embedded in the fourth threaded cylinder 42, the inner end of the second manual screw rod 43 is connected with one cusp in the mitral valve 7 through a rotating part, the abnormal condition of the mitral valve 7 is identified by arranging the mitral valve 7 opening adjusting mechanism, the mitral valve 7 cannot be normally closed mainly through manually rotating the second manual screw rod 43, so that a learner can intuitively know each flow direction of blood in the beating process of the heart when the mitral valve 7 is abnormal, and the accurate operation is facilitated.
The tricuspid valve opening adjusting mechanism 24 comprises a fifth threaded cylinder 44 embedded on the heart model 1, a third manual screw rod 45 is embedded in the fifth threaded cylinder 44, the inner end of the third manual screw rod 45 is connected with one cusp in the tricuspid valve 8 through a rotating part, the tricuspid valve 8 opening adjusting mechanism is arranged to identify the abnormality of the artificially manufactured tricuspid valve 8, the abnormal closing of the mitral valve 7 can not be normally realized mainly through manually rotating the third manual screw rod 45, so that a learner can intuitively know each flow direction of blood in the heart beating process when the tricuspid valve 8 is abnormal, and the accurate operation can be conveniently carried out.
The multi-stage fluctuation mechanism 11 comprises a first telescopic oil cylinder 46, a second telescopic oil cylinder 47 which is arranged in parallel and collinear mode is arranged at the end portion of the first telescopic oil cylinder 46, and when the heart is simulated to naturally beat, one of the first telescopic oil cylinder 46 and the second telescopic oil cylinder 47 stretches and contracts to simulate the heart beat; when the heart is simulated to jump violently, the first telescopic oil cylinder 46 and the second telescopic oil cylinder 47 are simultaneously telescopic to simulate the heart beat; the blood supply condition of the heart model 1 under the beating of different intensities is facilitated, and corresponding teaching work is facilitated, so that the beating condition of the heart of a human after high-intensity exercise is simulated.
The adjustable pressure vessel 2, the first conduit 15 and the second conduit 16 are all made of transparent material.
The working principle is as follows: the heart model 1 is provided with the adjustable pressure container 2 connected with the heart model 1, the adjustable pressure container 2 is utilized to enable the heart model 1 to perform beating blood supply under different blood pressure conditions, learners can know the blood supply details of the heart model 1 under different blood pressures conveniently, and therefore a better teaching effect is achieved, the left atrium 3, the left ventricle 4, the right atrium 5 and the right ventricle 6 are respectively provided with the auxiliary observation mechanism 17, wherein the auxiliary observation mechanism 17 comprises a first threaded barrel 18 embedded on the heart model 1, a first threaded column 19 is screwed into the first threaded barrel 18, the inner end of the first threaded column 19 is provided with the illuminating lamp bead 20, and the inner end of the first threaded column 19 is provided with a waterproof cover 21 for covering the illuminating lamp bead 20. The light in the heart model 1 is bright and dark, and the flow direction of the blood can be accurately and intuitively known in the beating process of the heart model 1, so that the teaching effect is better, and the flow direction of the blood can be accurately and intuitively known by matching with the oil body pointing mechanism 25; the mitral valve 7 opening adjusting mechanism and the tricuspid valve 8 opening adjusting mechanism are arranged, so that the abnormal working of the mitral valve 7 and the tricuspid valve 8 is artificially manufactured, the abnormal working blood flow directions of the mitral valve 7 and the tricuspid valve 8 are visually known, the corresponding operation scheme is conveniently found, and a better medical teaching effect is achieved; finally, the invention enables the blood supply condition of the heart model 1 under the beating of different intensities by arranging the multi-stage fluctuation mechanism 11, thereby facilitating the corresponding teaching work and simulating the beating condition of the heart of a person after high-intensity movement.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A heart-simulating beating machine comprising a heart model (1) made of transparent gelatin, characterized in that: still include an adjustable pressure vessel (2), left atrium (3), left ventricle (4), right atrium (5) and right ventricle (6) have on heart model (1), be equipped with mitral valve (7) between the junction of left atrium (4) and left atrium (3), be equipped with tricuspid valve (8) between right ventricle (6) and right atrium (5), be connected with superior vena cava (9) and inferior vena cava (10) on left atrium (3), all be equipped with multistage fluctuation mechanism (11) in left atrium (3), left ventricle (4), right atrium (5) and right ventricle (6), be connected with aorta (12) on left ventricle (4), be connected with pulmonary vein (13) on left atrium (3), the upper end of right ventricle (6) is connected with pulmonary artery (14), superior vena cava (9), inferior vena cava (10) and pulmonary vein (13) all are connected with adjustable pressure vessel (2) through first pipe (15), the aorta (12) and the pulmonary artery (14) are both connected with the adjustable pressure container (2) through a second conduit (16); the left atrium (3), the left ventricle (4), the right atrium (5) and the right ventricle (6) are respectively provided with an auxiliary observation mechanism (17), each auxiliary observation mechanism (17) comprises a first threaded cylinder (18) embedded on the heart model (1), a first threaded column (19) is screwed into the first threaded cylinder (18), the inner end part of the first threaded column (19) is provided with an illuminating lamp bead (20), the inner end part of the first threaded column (19) is provided with a waterproof cover (21) used for covering the illuminating lamp bead (20), and a circulating oil body is injected into the adjustable pressure container (2); the heart model (1) is provided with a mitral valve opening adjusting mechanism (23), the heart model (1) is provided with a tricuspid valve opening adjusting mechanism (24), and oil body pointing mechanisms (25) are arranged in the left atrium (3), the left ventricle (4), the right atrium (5) and the right ventricle (6).
2. The heart-simulating beating machine according to claim 1, wherein the adjustable pressure vessel (2) comprises a pressure vessel main body (26), a piston block (27) moving along an inner cavity of the pressure vessel main body (26) is arranged in the pressure vessel main body (26), a pressure adjusting air bag (28) is arranged at the bottom of the piston block (27), a first connecting pipe (29) connected with a first guide pipe (15) is arranged on the pressure vessel main body (26), a second connecting pipe (30) connected with a second guide pipe (16) is arranged on the pressure vessel main body (26), a positioning frame (31) is arranged at the top of the pressure vessel main body (26), a second threaded cylinder (32) is arranged on the positioning frame (31), a first manual screw rod (33) is arranged in the second threaded cylinder (32), and the first manual screw rod (33) is rotatably connected with the top of the piston block (27) through a rotating member, the piston block (27) is provided with an air duct (34) communicated with the inner cavity of the pressure container main body (2), the end part of the air duct (34) is in threaded connection with a sealing cover (35), and the first conduit (15) is provided with a pressure gauge (36) and a flowmeter (37).
3. A heart-simulating beating machine according to claim 1, characterized in that the oil body directing mechanism (25) comprises a third threaded cylinder (38) embedded on the heart model (1), a second threaded column (39) is arranged in the third threaded cylinder (38), and the inner end of the second threaded column (39) is provided with a colored guide thread strip (40).
4. A heart simulating beating device according to claim 1 wherein the circulating oil body is mixed with a particulate coloured marker (41) and is significantly colour-differentiated from the transparent colloidal heart model (1).
5. A heart-simulating beating device according to claim 1, characterized in that the mitral valve opening adjusting mechanism (23) comprises a fourth screw cylinder (42) embedded on the heart model (1), a second manual screw rod (43) is embedded in the fourth screw cylinder (42), and the inner end of the second manual screw rod (43) is connected with one of the mitral valves (7) through a rotating member.
6. A heart-simulating beating device according to claim 1, characterized in that the tricuspid valve opening adjusting mechanism (24) comprises a fifth threaded cylinder (44) embedded on the heart model (1), a third manual screw rod (45) is embedded in the fifth threaded cylinder (44), and the inner end of the third manual screw rod (45) is connected with one of the tricuspid valves (8) through a rotating piece.
7. A heart simulating beating device according to claim 1, characterized in that the multi-stage wave mechanism (11) comprises a first telescopic cylinder (46), and the end of the first telescopic cylinder (46) is provided with a second telescopic cylinder (47) arranged in parallel and collinearly.
8. A heart simulating beating device according to claim 1 characterized in that the adjustable pressure vessel (2), the first conduit (15) and the second conduit (16) are made of transparent material.
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| CN202011541576.0A CN112509444B (en) | 2020-12-23 | 2020-12-23 | Beating device for simulating heart |
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| CN202011541576.0A CN112509444B (en) | 2020-12-23 | 2020-12-23 | Beating device for simulating heart |
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| CN114288019A (en) * | 2021-10-23 | 2022-04-08 | 周文博 | Simulator, prosthetic heart valve, method for manufacturing prosthetic heart valve and arm, and prediction method |
| WO2023184597A1 (en) * | 2022-03-31 | 2023-10-05 | 胡冠彤 | Simulated heart, heart simulation device, and heart simulation method |
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| CN211016162U (en) * | 2019-08-08 | 2020-07-14 | 刘非 | Teaching aid for simulating blood circulation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114288019A (en) * | 2021-10-23 | 2022-04-08 | 周文博 | Simulator, prosthetic heart valve, method for manufacturing prosthetic heart valve and arm, and prediction method |
| CN114288019B (en) * | 2021-10-23 | 2023-12-12 | 周文博 | Simulator, chamber arm for chamber model, valve arm |
| WO2023184597A1 (en) * | 2022-03-31 | 2023-10-05 | 胡冠彤 | Simulated heart, heart simulation device, and heart simulation method |
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| CN112509444B (en) | 2022-11-29 |
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