CN202795869U - Adjustable human body aorta vessel model device - Google Patents
Adjustable human body aorta vessel model device Download PDFInfo
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- CN202795869U CN202795869U CN 201120487180 CN201120487180U CN202795869U CN 202795869 U CN202795869 U CN 202795869U CN 201120487180 CN201120487180 CN 201120487180 CN 201120487180 U CN201120487180 U CN 201120487180U CN 202795869 U CN202795869 U CN 202795869U
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Abstract
The utility model relates to an adjustable human body aorta vessel model device, which comprises an ascending aorta, an aortic arch, three branches formed by a brachiocephalic trunk artery, a left common carotid artery and a left subclavian artery on the aortic arch, a descending aorta, an abdominal aorta, a left and right common iliac artery, an aorta primary loop, and a blood circulation device constituted by an artificial heart and a liquid storage pool. The adjustable human body aorta vessel model device is characterized in that the aorta primary loop and the three branches, which are the brachiocephalic trunk artery, the left common carotid artery and the left subclavian artery, on the aortic arch are respectively provided with a pressure regulator which regulates the loop pressure by regulating the size of the vessel diameter. The adjustable human body aorta vessel model device can regulate the pressure, the temperature and the circulation volume in the aorta loop respectively so as to simulate the blood circulation and dynamic blood variations of human aorta under physiological or pathological conditions in the aorta model in a more realistic way, thereby laying the foundation for related studies of clinical and scientific researches.
Description
Technical field
The utility model relates to the correlative technology field of medicine equipment, is specifically related to a kind of pressure, temperature and circulation volume adjustable human body aorta vessel model 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 in addition raising of medical imaging technology, the clinical incidence of arotic disease is showed increased also, the clinical treatment increase in demand of this type of disease.Traditional methods for the treatment of 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 need not out chest or opening 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 intra-cavity stent and import system, therapeutic domain is also from dissecting the simple arch of aorta section of dissecting complicated multiple-limb that expands to without branch's 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 can more real simulation human aortic and branch's pressure change, 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, primary structure comprises aorta ascendens, the arch of aorta, 3 branch's (truncus brachiocephalicus arteries on the arch of aorta, left common carotid artery, left subclavian artery), descending aorta, abdominal aorta, left and right sides arteria iliaca communis (Main Branches of The Abdominal Aorta); The blood circulation apparatus structure mainly comprises artificial heart, the liquid storage pool main control system of control simulation blood supply and discharge (in have); 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 left and right sides arteria iliaca communis and the arch of aorta converge) with model is connected to form closed loop again, after adding simulate blood, start artificial heart drive simulate blood and in vascular pattern, circulate.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 is 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 impact of utensil in the new die cavity.
Thereby existing vascular pattern and blood circulation simulating device 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.
The utility model content
The purpose of this utility model is on the basis of existing sustainer model, the blood circulation device is improved, a kind of novel adjustable human body aorta vessel model device is provided, it can be regulated respectively the pressure in the sustainer loop, temperature and circulation volume, simulate more really blood circulation and hemodynamics variation under human aorta physiology or the pathological conditions to be implemented in sustainer model internal ratio, thereby lay the foundation with the scientific research correlative study for clinical.
For achieving the above object, the utility model has adopted following technical scheme:
A kind of adjustable human body aorta vessel model device, comprise aorta ascendens, the arch of aorta, on the arch of aorta by the truncus brachiocephalicus artery, left common carotid artery, three branches that left subclavian artery consists of, descending aorta, abdominal aorta, left and right sides arteria iliaca communis, the sustainer major loop, and by artificial heart, the blood circulation device that liquid storage pool consists of, wherein, the truncus brachiocephalicus artery of three of sustainer major loop and the arch of aorta branches, left common carotid artery, be respectively arranged with on the left subclavian artery by regulating pipe diameter size with the pressure governor (built-in tensimeter and variable valve) of regulating loop pressure.
According to the described adjustable human body aorta vessel model device of the utility model preferred embodiment, 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 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 body aorta vessel model device of the utility model preferred embodiment, 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.
Since adopted above technical characterictic, so that the utility model has following advantage and good effect than prior art:
Adjustable human body aorta vessel model device described in the utility model can be regulated respectively the pressure in the sustainer loop, temperature and circulation volume, simulate more really blood circulation and hemodynamics variation under human aorta physiology or the pathological conditions to be implemented in sustainer model internal ratio, thereby lay the foundation with the scientific research correlative study for clinical.
Description of drawings
Fig. 1 is the structural representation of the utility model adjustable human body aorta vessel model 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 arteries, 1.6 left common carotid artery, 1.7 left subclavian arteries, 1.8 left and right sides arteria iliaca communiss
2.1 truncus brachiocephalicus pressure governor 2.2 left common carotid artery pressure governors 2.3 left subclavian artery pressure governors 2.4 total loop pressure governors
3 blood vessel bypass, 3.1 blood vessel bypass pressure gated channels
4 vein ponds
5.2 times heart ends of 5 artificial hearts, 5.1 aorta ascendens ends
6 sustainer major loops
The direction of arrow in the model is the simulate blood flow direction
Among Fig. 2:
4 vein ponds, 4.1 liquid storage pools, 4.2 thermostats, 4.3 vein pond pressure gated channel 4.4 simulate blood are replenished entrance 4.5 vascular patterns and the outlet of extraneous fluid exchange mouth 4.6 vein pond entrances 4.7 vein ponds
Among Fig. 3:
2 pressure governor A tensimeter B control valves
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, but the utility model is not restricted to these embodiment.The utility model is contained any in substituting of making of marrow of the present utility model and scope, modification, equivalent method and scheme.Understand for the public is had thoroughly the utility model, in following the utility model preferred embodiment, describe concrete details in detail, and do not have for a person skilled in the art the description of these details also can understand the utility model fully.
Such as Fig. 1, Fig. 2 and a kind of adjustable human body aorta vessel model device shown in Figure 3, it is on the basis of traditional sustainer model, on three branch's truncus brachiocephalicus arteries 1.5 of sustainer major loop 6 and the arch of aorta 1.2, left common carotid artery 1.6, left subclavian artery 1.7, be provided with respectively by regulating pipe diameter size with the built-in tensimeter of pressure governor 2.1,2.2,2.3(and the variable valve of regulating loop pressure), this Three pressures regulator 2.1,2.2,2.3 and vein pond 4 between be provided with total loop pressure governor 2.4; Interior regulatable liquid warming device 4.2(is set is thermostat at liquid storage pool 4.1) and vein pond pressure gated channel 4.3, can exchange according to liquid and the external world in the pressure size control pond; Be parallel with a blood vessel bypass 3 at sustainer major loop 6, the blood vessel bypass 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 by vein pond 4 to the aortic blood tube model, amount of liquid reaches circulation volume requirement (reference mark is arranged), 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 4.2, rotating speed is set and starts artificial heart 5, the simulate blood that pump penetrates is injected aorta ascendens 1.1, flow into successively the arch of aorta 1.2, descending aorta 1.3, abdominal aorta 1.4, truncus brachiocephalicus artery 1.5, left common carotid artery 1.6, left subclavian artery 1.7 and left and right sides arteria iliaca communis 1.8, merge at last sustainer major loop 6, the vein pond 4 of reinjecting, finish circulation from returning heart end 5.2 notes the Huis worker hearts, in this process in the model adjustment of blood realize by thermostat 4.2, and the interior total pressure of model and capacity regulation and control are by pressure regulator 2.4, blood vessel bypass 3 and blood vessel bypass pressure gated channel 3.1, vein pond pressure gated channel 4.3 is realized, its principle is: on the one hand when the model integral pressure surpasses preset value, blood vessel bypass pressure gated channel 3.1 can be opened automatically, simulate blood on the sustainer major loop 6 can import vein pond 4 after striding across blood vessel bypass 3 shuntings, if circulation resistance is too high on the other hand (each pressure governor all cuts out), the artificial heart running is too fast, pressure raises rapidly, in the time of temporarily can not cushioning by bypass in parallel, can cause circulating content amount relative surplus, vein pond 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 inadequate, pressure can't reach, and vein pond pressure gated channel 4.3 also can directly replenish.
In a word, one of principal character of the present utility model and advantage can be simulated the self-regulated mechanism of human aortic blood circulation course pressure, temperature and circulation volume exactly more really, by arranging, 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 under the different Hemodynamics states, intracavity implant discharges and stressing conditions.Another advantage improves at 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.
[0032] the utility model preferred embodiment just is used for helping to set forth the utility model.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this utility model yet and only is described embodiment.Obviously, according to the content of this instructions, can make many modifications and variations.These embodiment are chosen and specifically described to this instructions, is in order to explain better principle of the present utility model and practical application, thereby the technical field technician can utilize the utility model well under making.The utility model only is subjected to the restriction of claims and four corner and equivalent.
Claims (5)
1. adjustable human body aorta vessel model device, comprise aorta ascendens, the arch of aorta, on the arch of aorta by the truncus brachiocephalicus artery, left common carotid artery, three branches that left subclavian artery consists of, descending aorta, abdominal aorta, left and right sides arteria iliaca communis, the sustainer major loop, and by artificial heart, the blood circulation device that liquid storage pool consists of is characterized in that: the truncus brachiocephalicus artery of three branches of sustainer major loop and the arch of aorta, left common carotid artery, be respectively arranged with on the left subclavian artery by regulating pipe diameter size with the pressure governor of regulating loop pressure.
2. adjustable human body aorta vessel model device as claimed in claim 1 is characterized in that: be provided with regulatable liquid warming device in the described liquid storage pool.
3. adjustable human body aorta vessel model device as claimed in claim 1 or 2 is characterized in that: be provided with the pressure gated channel in the described liquid storage pool.
4. adjustable human body aorta vessel model device as claimed in claim 1 or 2 is characterized in that: be parallel with a blood vessel bypass on the described sustainer major loop, be provided with the pressure gated channel on the described blood vessel bypass.
5. adjustable human body aorta vessel model device as claimed in claim 3 is characterized in that: be parallel with a blood vessel bypass on the described sustainer major loop, be provided with the pressure gated channel on the described blood vessel bypass.
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CN 201120487180 CN202795869U (en) | 2011-11-30 | 2011-11-30 | Adjustable human body aorta vessel model device |
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CN 201120487180 CN202795869U (en) | 2011-11-30 | 2011-11-30 | Adjustable human body aorta vessel model device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102509503A (en) * | 2011-11-30 | 2012-06-20 | 中国人民解放军第二军医大学 | Adjustable human body aorta vessel model device |
CN104792946A (en) * | 2015-05-08 | 2015-07-22 | 北京航空航天大学 | Water circulation heating dry-state dummy |
CN105229663A (en) * | 2013-03-14 | 2016-01-06 | 心脏技术有限公司 | For the system and method for individualized Hemodynamics modeling and monitoring |
CN105679166A (en) * | 2016-03-31 | 2016-06-15 | 山东大学齐鲁医院 | In-vitro experimental model used for observing venous malformation filling state and experimental method |
CN111754850A (en) * | 2020-05-21 | 2020-10-09 | 张忠丽 | Arm venipuncture training model |
CN113160678A (en) * | 2021-04-28 | 2021-07-23 | 昆明理工大学 | Blood circulation analogue means for pathology experiments |
-
2011
- 2011-11-30 CN CN 201120487180 patent/CN202795869U/en not_active Withdrawn - After Issue
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102509503A (en) * | 2011-11-30 | 2012-06-20 | 中国人民解放军第二军医大学 | Adjustable human body aorta vessel model device |
CN105229663A (en) * | 2013-03-14 | 2016-01-06 | 心脏技术有限公司 | For the system and method for individualized Hemodynamics modeling and monitoring |
CN104792946A (en) * | 2015-05-08 | 2015-07-22 | 北京航空航天大学 | Water circulation heating dry-state dummy |
CN105679166A (en) * | 2016-03-31 | 2016-06-15 | 山东大学齐鲁医院 | In-vitro experimental model used for observing venous malformation filling state and experimental method |
CN105679166B (en) * | 2016-03-31 | 2018-05-04 | 山东大学齐鲁医院 | In vitro models and experimental method available for observation venous malformation expanded state |
CN111754850A (en) * | 2020-05-21 | 2020-10-09 | 张忠丽 | Arm venipuncture training model |
CN113160678A (en) * | 2021-04-28 | 2021-07-23 | 昆明理工大学 | Blood circulation analogue means for pathology experiments |
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Granted publication date: 20130313 Effective date of abandoning: 20140205 |
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