CN102509503A - Adjustable human body aorta vessel model device - Google Patents
Adjustable human body aorta vessel model device Download PDFInfo
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- CN102509503A CN102509503A CN2011103888798A CN201110388879A CN102509503A CN 102509503 A CN102509503 A CN 102509503A CN 2011103888798 A CN2011103888798 A CN 2011103888798A CN 201110388879 A CN201110388879 A CN 201110388879A CN 102509503 A CN102509503 A CN 102509503A
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Abstract
The invention relates to an adjustable human body aorta vessel model device. A aorta primary loop, three branch brachiocephalic trunk arteries of aortic arches, left common carotid artery and left subclavian artery are respectively provided with a pressure regulator (with built-in pressure gauge and regulating valve) which can regulate the loop pressure by regulating the vessel diameter size; an adjustable liquid heater and a pressure gate control channel are arranged in a liquid storage pool and can control the liquid in the pool to exchange with the outside according to the pressure magnitude; the aorta primary loop is connected with a vessel bypass in parallel; and the vessel bypass is provided with a pressure gate control channel which can automatically regulating the internal pressure in the whole vessel model. The invention can respectively regulate the pressure, temperature and circulation volume in the aorta loop to simulate the blood circulation and dynamic blood variations of human aorta under physiologic or pathological conditions in the aorta model in a more realistic way, thereby laying the foundation for clinical and scientific research related studies.
Description
Technical field
The present invention relates to the correlative technology field of medicine equipment, be specifically related to the adjustable human aortic vascular pattern of a kind of pressure, temperature and circulation volume device.
Background technology
Along with the improvement of living standard, the development of medical skill, the Chinese people mean lifetime obviously prolongs; The sustainer retrogression pathological changes incidence of disease increases; The raising of medical imaging technology in addition, the clinical incidence of arotic disease is showed increased also, the clinical treatment increase in demand of this type of disease.Traditional treatment need be opened chest or open abdomen pedestrian worker vascular replacement, and wound is huge, and the arotic disease patient that advanced age and comorbidities are many often is difficult to tolerance, and operation related complication rate and mortality ratio are high.Recovery technique in the aortic blood tube chamber newly developed, because of need not out chest or open abdomen, it is little to have wound; Safe, recover fast characteristics, obtain extensive concern; And promoted rapidly; Through the continuous innovation in 20 years, in the aorta lumen implant system developed into the 3rd generation aorta lumen inner support and import system, therapeutic domain also expands to the arch of aorta section of the multiple-limb of dissecting complicacy from dissecting simple no branch descending aorta section.
Yet; A kind of sustainer model all is badly in need of in the importing of new system, intracavity operation behaviour, utensil assessment and fluid mechanics research; The blood circulation device of this model is real simulated human aortic and branch's pressure change more, hemodynamics variation, and temperature change and circulation volume are from steady.
But the blood circulation device of existing vascular pattern can't be realized this purpose.The shape of existing vascular pattern is to make moulding according to the human aortic tree construction, and primary structure comprises aorta ascendens, the arch of aorta; 3 branch's (truncus brachiocephalicus arteries on the arch of aorta; LCC, left subclavian artery), descending aorta; Abdominal aorta, left and right sides arteria iliaca communis (the main branch of abdominal aorta); The blood circulation apparatus structure mainly comprises artificial heart, liquid storage pool (in have the control simulate blood to supply with and discharge main control system); During use; The ascending aortic segment of artificial heart is connected with the aorta ascendens of vascular pattern; The other end is with after liquid storage pool links to each other; Hui Xinduan (referring to the loop feature after 3 bifurcated arteries of the left and right sides arteria iliaca communis and the arch of aorta converge) with model is connected to form closed loop again, after the adding simulate blood, starts artificial heart drive simulate blood and in vascular pattern, circulates.After this vascular pattern and circulating analog device start; The pressure of simulate blood in sustainer and the bifurcated artery, temperature and liquid capacity can not change, when utensil is tested and detected in carrying out the chamber; Certainly can not get involved the pressure that causes after the arterial system by the simulated experiment utensil; The change of temperature and capacity, and these changes more can't be carried out hemodynamic research to the influence of utensil in the new die cavity.
Thereby existing vascular pattern and blood circulation analogue means can not be simulated the dynamic (dynamical) variation of human aortic inner blood, more can not satisfy the needs of clinical research and new technology research and development.
Summary of the invention
The objective of the invention is on existing sustainer model based; The blood circulation device is improved; A kind of novel adjustable human aortic vascular pattern device is provided; It can be regulated respectively the pressure in the sustainer loop, temperature and circulation volume, being implemented in blood circulation and hemodynamics variation under real anthropomorphic dummy's sustainer physiology of sustainer model internal ratio or the pathological conditions, thereby lays the foundation with the scientific research correlative study for clinical.
For realizing above-mentioned purpose, the technical scheme below the present invention has adopted:
A kind of adjustable human aortic vascular pattern device; Comprise by three human aortic tree construction loops that branch, descending aorta, abdominal aorta, left and right sides arteria iliaca communis constitute on aorta ascendens, the arch of aorta, the arch of aorta; And the blood circulation device that constitutes by artificial heart, liquid storage pool; Wherein, be respectively arranged with on three of the sustainer major loop and the arch of aorta branch's truncus brachiocephalicus arteries, LCC, the left subclavian artery through regulating the pressure governor (built-in tensimeter and variable valve) of caliber size with regulating loop pressure.
According to the described adjustable human aortic vascular pattern device of preferred embodiment of the present invention, be provided with regulatable liquid warming device in the described liquid storage pool.Be provided with the pressure gated channel in the described liquid storage pool, it exchanges according to the liquid and the external world in the pressure size control pond.Whole liquid storage pool structure is called " vein pond ".
According to the described adjustable human aortic vascular pattern device of preferred embodiment of the present invention, be parallel with a blood vessel bypass on the described sustainer major loop, the pressure gated channel of the whole vascular pattern internal pressure of auto-control is housed on it.
Owing to adopted above technical characterictic, made the present invention have following advantage and good effect than prior art:
Adjustable human aortic vascular pattern device of the present invention can be regulated respectively the pressure in the sustainer loop, temperature and circulation volume; Being implemented in blood circulation and hemodynamics variation under real anthropomorphic dummy's sustainer physiology of sustainer model internal ratio or the pathological conditions, thereby lay the foundation with the scientific research correlative study for clinical.
Description of drawings
Fig. 1 is the structural representation of the adjustable human aortic vascular pattern of the present invention device;
Fig. 2 is the structural representation in vein pond;
Fig. 3 is the structural representation of pressure governor.
Description of reference numerals:
Among Fig. 1: 1.1 aorta ascendenss, 1.2 arch of aortas, 1.3 descending aortas, 1.4 abdominal aortas, 1.5 truncus brachiocephalicus, 1.6 LCCs, 1.7 left subclavian arteries, 1.8 left and right sides arteria iliaca communiss
2.1 truncus brachiocephalicus pressure governor 2.2 LCC pressure governors 2.3 left subclavian artery pressure governors 2.4 total loop pressure governors
3 parallelly connected bypass 3.1 pressure gated channels
4 vein ponds
5.2 times heart ends of 5 artificial hearts, 5.1 aorta ascendens ends
6 total loops
The direction of arrow in the model is simulation blood pressure flow direction
Among Fig. 2:
4 vein ponds, 4.1 liquid storage pools, 4.2 thermostats, 4.3 pressure gated channels, 4.4 simulate blood are replenished inlet 4.5 vascular patterns and the extraneous fluid exchange mouth 4.6 vein ponds 4.7 vein ponds that enter the mouth and are exported
Among Fig. 3:
2 pressure governor A tensimeter B control valves
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described in detail, but the present invention is not restricted to these embodiment.The present invention contain any on marrow of the present invention and scope, make substitute, modification, equivalent method and scheme.Understand for the public is had completely the present invention, in the following preferred embodiment of the present invention, specified concrete details, and do not had the description of these details also can understand the present invention fully for a person skilled in the art.
Like Fig. 1, Fig. 2 and a kind of adjustable human aortic vascular pattern device shown in Figure 3; It is provided with respectively on three branch's truncus brachiocephalicus arteries 1.5 of the sustainer major loop 6 and the arch of aorta 1.2, LCC 1.6, left subclavian artery 1.7 through regulating the pressure governor 2.4,2.1,2.2,2.3 (built-in tensimeter and variable valve) of caliber size with regulating loop pressure on traditional sustainer model based; Regulatable liquid warming device 4.2 (being temperature controller) and pressure gated channel 4.3 are set in liquid storage pool 4.1, can exchange according to the liquid and the external world in the pressure size control pond; On sustainer major loop 6, be parallel with a blood vessel bypass 3, the pressure gated channel 3.1 of the whole vascular pattern internal pressure of auto-control is housed on it.
Before needs carry out the experiments such as importing, intracavity operation behaviour, utensil assessment or fluid mechanics research of new system; At first inject simulate blood to the aortic blood tube model through vein pond 4; Amount of liquid reaches circulation volume requirement (underlined scale); Valve closing in the pond, the aortic blood tube model becomes the closed-loop path.Temperature and pressure regulator 2 according to test or requirement of experiment setting thermostat 4.1 is provided with rotating speed and starts artificial heart 5, and the simulate blood that pump penetrates is injected aorta ascendens 1.1, flows into the arch of aorta 1.2 successively; Descending aorta 1.3, abdominal aorta 1.4, truncus brachiocephalicus 1.5; LCC 1.6, left subclavian artery 1.7 and left and right sides arteria iliaca communis 1.8 merge into total loop 6 at last; The vein pond 4 of reinjecting is annotated the Huis worker's hearts and is accomplished circulation from returning heart end 5.2, in this process in the model adjustment of blood realize through thermode 4.2; And pressure regulator 2.4 is passed through in interior total pressure of model and capacity regulation and control, parallelly connected bypass 3 and pressure gated channel 3.1, and control container 4.3 is realized; Its principle is: when the model integral pressure surpassed preset value, pressure gated channel 3.1 can be opened automatically on the one hand, and the simulate blood on the total loop can import the vein pond through striding across parallelly connected bypass 3 shunting backs; If circulation resistance is too high on the other hand (each pressure governor all cuts out), the artificial heart running is too fast, and pressure raises rapidly; In the time of temporarily can not cushioning through parallelly connected bypass, can cause the circulating content amount superfluous relatively, vein pond internal pressure gated channel 4.3 is opened and the interior too much liquid that will circulate is discharged vascular pattern; If opposite circulation volume is not enough, pressure can't reach, and control container 4.3 also can directly replenish.
In a word; One of principal character of the present invention and advantage are exactly to compare the self-regulated mechanism of pressure, temperature and circulation volume in the real simulated human aortic blood circulation process; Through being provided with, can simulate under the narrow or inaccessible pathologic condition of single branch or multiple-limb blood flow and pressure distribution situation in sustainer and each branch; Can test different blood and surge under the mechanical state, intracavity implant discharges and stressing conditions.Another advantage improves on existing vascular pattern and circulating device exactly; Newly-increased assembly such as pressure governor, pressure gated channel, temperature controller all can be bought in market; And install simple and conveniently, be fit to the laboratory of various scales, clinical and scientific research institution uses.
The preferred embodiment of the present invention just is used for helping to set forth the present invention.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this invention yet and is merely described embodiment.Obviously, according to the content of this instructions, can do a lot of modifications and variation.These embodiment are chosen and specifically described to this instructions, is in order to explain principle of the present invention and practical application better, thereby person skilled can be utilized the present invention well under making.The present invention only receives the restriction of claims and four corner and equivalent.
Claims (5)
1. adjustable human aortic vascular pattern device; Comprise by three human aortic tree construction loops that branch, descending aorta, abdominal aorta, left and right sides arteria iliaca communis constitute on aorta ascendens, the arch of aorta, the arch of aorta; And, it is characterized in that: be respectively arranged with on three branch's truncus brachiocephalicus arteries of the sustainer major loop and the arch of aorta, LCC, the left subclavian artery through regulating the pressure governor of caliber size with regulating loop pressure by the blood circulation device that artificial heart, liquid storage pool constitute.
2. adjustable human aortic vascular pattern device as claimed in claim 1 is characterized in that: be provided with regulatable liquid warming device in the described liquid storage pool.
3. according to claim 1 or claim 2 adjustable human aortic vascular pattern device is characterized in that: be provided with the pressure gated channel in the described liquid storage pool.
4. according to claim 1 or claim 2 adjustable human aortic vascular pattern device, it is characterized in that: be parallel with a blood vessel bypass on the described sustainer major loop, described blood vessel bypass is provided with the pressure gated channel.
5. adjustable human aortic vascular pattern device as claimed in claim 3 is characterized in that: be parallel with a blood vessel bypass on the described sustainer major loop, described blood vessel bypass is provided with the pressure gated channel.
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| CN201110388879.8A CN102509503B (en) | 2011-11-30 | 2011-11-30 | Adjustable human body aorta vessel model device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106205326A (en) * | 2016-09-06 | 2016-12-07 | 南方医科大学南方医院 | Liquid Circulated power system based on breath cycle parameter |
| CN107393392A (en) * | 2017-08-25 | 2017-11-24 | 深圳市应孕而生健康管理有限公司 | A kind of diagnosis by feeling the pulse simulator and simulated blood vessel system |
| CN107430825A (en) * | 2015-03-25 | 2017-12-01 | 株式会社大野兴业 | Training equipment for Application of endoscopy in surgery of skull base |
| CN109841137A (en) * | 2019-02-14 | 2019-06-04 | 上海长海医院 | Root of ascending aorta intracavitary therapy training pattern |
| CN110807978A (en) * | 2019-09-10 | 2020-02-18 | 浙江大学 | Blood vessel die body and manufacturing method thereof |
| CN111091746A (en) * | 2020-01-09 | 2020-05-01 | 军事科学院系统工程研究院卫勤保障技术研究所 | Abdominal cavity open surgery simulation training evaluation system |
| CN112997232A (en) * | 2018-10-05 | 2021-06-18 | I·蒙特亚努 | Universal simulator for practicing cardiac surgical techniques and procedures by classical and minimally invasive methods |
| CN113035036A (en) * | 2019-12-09 | 2021-06-25 | 深圳市先健畅通医疗有限公司 | Blood vessel simulation device |
| CN113916495A (en) * | 2021-09-29 | 2022-01-11 | 四川大学 | Experimental device for simulating cardiovascular hemodynamic characteristics after lower limb amputation |
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| DE202004006035U1 (en) * | 2004-04-14 | 2004-08-26 | Hutzenlaub, Jens | Training system for catheter operations has a transparent flexible plastic model of a blood vessel system filled with fluid and with an integral tray |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107430825A (en) * | 2015-03-25 | 2017-12-01 | 株式会社大野兴业 | Training equipment for Application of endoscopy in surgery of skull base |
| CN106205326A (en) * | 2016-09-06 | 2016-12-07 | 南方医科大学南方医院 | Liquid Circulated power system based on breath cycle parameter |
| CN107393392A (en) * | 2017-08-25 | 2017-11-24 | 深圳市应孕而生健康管理有限公司 | A kind of diagnosis by feeling the pulse simulator and simulated blood vessel system |
| CN112997232A (en) * | 2018-10-05 | 2021-06-18 | I·蒙特亚努 | Universal simulator for practicing cardiac surgical techniques and procedures by classical and minimally invasive methods |
| US11817009B2 (en) | 2018-10-05 | 2023-11-14 | Iulian Munteanu | Universal simulator for practicing cardiac surgery techniques and procedures through a classic and minimally invasive approach |
| CN109841137A (en) * | 2019-02-14 | 2019-06-04 | 上海长海医院 | Root of ascending aorta intracavitary therapy training pattern |
| CN109841137B (en) * | 2019-02-14 | 2023-10-27 | 上海长海医院 | Ascending aorta root intracavity treatment training model |
| CN110807978A (en) * | 2019-09-10 | 2020-02-18 | 浙江大学 | Blood vessel die body and manufacturing method thereof |
| CN113035036A (en) * | 2019-12-09 | 2021-06-25 | 深圳市先健畅通医疗有限公司 | Blood vessel simulation device |
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| CN111091746A (en) * | 2020-01-09 | 2020-05-01 | 军事科学院系统工程研究院卫勤保障技术研究所 | Abdominal cavity open surgery simulation training evaluation system |
| CN111091746B (en) * | 2020-01-09 | 2021-07-23 | 军事科学院系统工程研究院卫勤保障技术研究所 | Abdominal cavity open surgery simulation training evaluation system |
| CN113916495A (en) * | 2021-09-29 | 2022-01-11 | 四川大学 | Experimental device for simulating cardiovascular hemodynamic characteristics after lower limb amputation |
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