CN212187287U - Tube sac system placed in aorta for assisting heart pumping - Google Patents
Tube sac system placed in aorta for assisting heart pumping Download PDFInfo
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- CN212187287U CN212187287U CN202020064956.9U CN202020064956U CN212187287U CN 212187287 U CN212187287 U CN 212187287U CN 202020064956 U CN202020064956 U CN 202020064956U CN 212187287 U CN212187287 U CN 212187287U
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- 210000000709 aorta Anatomy 0.000 title claims abstract description 30
- 238000005086 pumping Methods 0.000 title claims abstract description 14
- 239000008280 blood Substances 0.000 claims abstract description 36
- 210000004369 blood Anatomy 0.000 claims abstract description 36
- 230000002093 peripheral effect Effects 0.000 claims abstract description 25
- 230000002792 vascular Effects 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims description 77
- 239000012530 fluid Substances 0.000 claims description 29
- 230000017531 blood circulation Effects 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 8
- 239000000523 sample Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000740 bleeding effect Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000004087 circulation Effects 0.000 abstract description 6
- 230000008081 blood perfusion Effects 0.000 abstract description 2
- 210000005240 left ventricle Anatomy 0.000 abstract description 2
- 239000002775 capsule Substances 0.000 description 35
- 230000008602 contraction Effects 0.000 description 4
- 230000004217 heart function Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 3
- 230000036770 blood supply Effects 0.000 description 3
- 206010019280 Heart failures Diseases 0.000 description 2
- 208000009525 Myocarditis Diseases 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 230000002861 ventricular Effects 0.000 description 2
- 208000007474 aortic aneurysm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000157 blood function Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 208000002815 pulmonary hypertension Diseases 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
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Abstract
The utility model discloses a place pipe bag system of supplementary heart pump blood in aorta in, this place pipe bag system of supplementary heart pump blood in aorta in place pipe bag system of supplementary heart pump blood in including placing the pipe in the aorta in when using, the first power bag of parcel on the pipe outer peripheral face in, block the bag, first power bag with block between the bag set up a plurality of blood stream side openings on the pipe outer peripheral face respectively. In addition, a first one-way valve and a second one-way valve are arranged in the catheter cavity. The vascular sac system which is arranged in the aorta and assists in pumping blood of the heart can reduce the pressure load of the left ventricle, and assist in increasing the blood volume of the body circulation pump, thereby improving the body circulation blood perfusion.
Description
Technical Field
The utility model relates to a heart machinery auxiliary assembly especially relates to a place in vascular bag system of supplementary heart pump blood in aorta.
Background
When a patient suffers from myocarditis, aortic aneurysm, pulmonary hypertension and heart mechanical structure lesion, the heart must work continuously to maintain the operation of a life organism, and the heart cannot rest, so that heart diseases are aggravated continuously, and finally, the life safety is seriously threatened. Thus, somewhat severe myocarditis can often lead to heart failure and even death; the pathological changes of the heart valves will be aggravated continuously, and the surgery is performed under the condition of good heart function.
At present, only four devices for supporting the systemic circulation are provided, namely artificial heart, extracorporeal circulation, extracorporeal heart compression and aortic counterpulsation. When the artificial heart is selected when the heart function of a patient fails, the cost is extremely high, the operation risk is high, the nursing is extremely complicated, the artificial heart cannot be accepted by most patients, and the aortic balloon counterpulsation can be selected and used in the existing treatment method, so that the blood supply is increased. Aortic balloon counterpulsation, IABP, which is inserted into the aorta at the time of impaired cardiac function (e.g., cardiac insufficiency); and the expansion and contraction of the balloon of the IABP balloon catheter at the front end of the IABP balloon catheter are repeated and simultaneously expanded and contracted synchronously with the heartbeat, so that the blood flow in the coronary artery and the whole body is increased to assist the cardiac function of the patient and improve the blood supply of the heart. However, with IABP, left ventricular pumping pressure is increased, causing greater afterload, increasing heart work, and balloon catheters increase blood pumping resistance at the ventricular orifice, which is detrimental to systemic perfusion.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model discloses place in pipe bag system of supplementary heart pump blood in aorta need not to place in the heart, and blocks the pump blood function between the bag through a plurality of the blocking that set up on the pipe, can increase the pump blood volume under the condition that does not aggravate heart load to improve blood circulation.
In order to achieve the above objects, the present invention provides a vascular sac system for placement in an aorta for assisting in pumping blood to the heart, comprising a catheter for placement in the aorta in use, the catheter comprising a first opening adjacent to the heart and a second opening remote from the heart; the first power bag is used for providing power for blood in the aorta to flow out to the periphery and is wrapped on the peripheral surface of the middle part of the catheter; the blocking bag is used for blocking a gap between the peripheral surface of the catheter and the aorta and is wrapped on the peripheral surfaces of two ends of the catheter; the blocking bag comprises a first blocking bag arranged on one side close to the heart and a second blocking bag arranged on one side far from the heart; the first power bladder is positioned between the first occlusion bladder and the second occlusion bladder; a plurality of blood flow side holes are formed in the outer peripheral surface of the catheter between the first power bag and the first blocking bag and between the first power bag and the second blocking bag; a plurality of blood flow side holes are formed in the outer peripheral surface of the catheter below the second blocking bag; a first one-way valve is arranged in the catheter cavity between the first opening and the first blocking bag; a second one-way valve is arranged in the catheter cavity corresponding to the position of the outer peripheral surface of the catheter where the second blocking bag is located.
As an optional implementation manner, a second power bag is further arranged on the outer peripheral surface of the catheter below the first power bag, the second power bag is located between the second blocking bag and the first power bag, a third blocking bag is arranged on the outer peripheral surface of the catheter between the first power bag and the second power bag, a third one-way valve is arranged in a catheter cavity corresponding to the position of the outer peripheral surface of the catheter where the third blocking bag is located, and a plurality of blood flow side holes are formed in the outer peripheral surface of the catheter between the third blocking bag and the first power bag and between the third blocking bag and the second power bag.
As an optional implementation manner, the first power bag, the second power bag, the first blocking bag, the second blocking bag and the third blocking bag are respectively connected with a control tube in a sealing manner, and the tail ends of the control tubes are respectively provided with a control interface.
As an optional implementation manner, pressure sensing probes are respectively arranged in respective capsule cavities of the first opening of the catheter, the first power capsule, the second power capsule, the first blocking capsule, the second blocking capsule and the third blocking capsule, and a plurality of the pressure sensing probes are electrically connected with a pressure monitor.
As an optional implementation manner, the tube bag system further includes a first pressure control portion connected to the first power bag and the second power bag, the first pressure control portion includes a manual elastic bag body for filling or discharging fluid, and the manual elastic bag body is respectively connected to the control interfaces of the first power bag and the second power bag, so that the fluid in the first power bag and the fluid in the second power bag are alternately alternated in the filling state and the discharging state, and the fluid in the first power bag and the fluid in the second power bag are increased or decreased.
As an optional implementation mode, the tube bag system further comprises a second pressure control part connected with the first power bag, the first blocking bag, the second power bag, the third blocking bag and the pressure detector; the second pressure control part is used for respectively injecting or discharging fluid into or discharging the first power bag, the first blocking bag, the second power bag and the third blocking bag according to the pressure value monitored by the pressure sensing monitor.
As an optional implementation manner, the second pressure control portion includes an outer shell, a processor, and a plurality of electric push rods and control capsules corresponding to each other, the processor, the plurality of electric push rods and the control capsules are located in the outer shell, one end of the processor is electrically connected to the pressure detector, the other end of the processor is electrically connected to the plurality of electric push rods, and the plurality of control capsules are connected to control interfaces of the first power capsule, the first blocking capsule, the second power capsule and the third blocking capsule corresponding to the plurality of control capsules.
As an alternative embodiment, the processor controls and adjusts the degree of compression of the plurality of electric push rods on the corresponding control balloons, so that the intracavitary pressure values of the first blocking balloon, the second blocking balloon and the third blocking balloon are 20-40mmHg greater than the aortic pressure value.
As an optional implementation manner, the plurality of electric push rods respectively press or release the corresponding control bag bodies to alternately alternate the fluid in the bag cavities of the first power bag and the second power bag in the filling and discharging states, so as to increase or decrease the fluid in the first power bag and the second power bag; the maximum pressure value of the fluid in the first power bag and the second power bag during filling is 80-160mmHg, and the frequency of the fluid discharge and filling alternation of the first power bag and the second power bag is 50-180 times/minute.
As an alternative embodiment, a tube plug is arranged at the second opening and used for sealing catheter bleeding.
Compared with the prior art, the utility model provides a pair of place in aorta in supplementary heart pump blood's vascular bag system's beneficial effect lies in:
the embodiment of the utility model provides a pair of place in pipe bag system of supplementary heart pump blood in aorta, power bag are located per two and block between the bag, and cooperation aorta inflation and contraction realizes the pump blood, can alleviate left ventricle pressure load, and the supplementary body circulation pump blood volume that increases simultaneously to improve the body circulation blood perfusion.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a catheter portion of a vascular system for assisting the pumping of blood from a heart disposed within an aorta in accordance with an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second pressure control portion of a vascular sac system placed in an aorta for assisting heart blood pumping according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.
The technical solution of the present invention will be further described with reference to the following embodiments and the accompanying drawings.
Example 1
Referring to fig. 1, an embodiment of the present invention provides a vascular sac system for assisting heart pumping blood disposed in an aorta, the vascular sac system for assisting heart pumping blood disposed in an aorta comprises a catheter 1 disposed in the aorta in use, the catheter 1 comprising a first opening adjacent to the heart and a second opening remote from the heart. A tube plug is arranged at the second opening and used for sealing the catheter 1 from bleeding. The outer peripheral surface of the middle part of the catheter 1 is wrapped with a first power bag 2, the first power bag 2 provides power for blood in the aorta to flow out to the periphery, and specifically, when the heart is assisted to pump blood, the blood flows to the upper limb artery, and the blood supply of the brain is increased. When the tube sac system of the embodiment of the present invention works, the circulation of blood outside the catheter 1 is avoided, i.e. only blood is allowed to pass through the catheter 1, otherwise, blood backflow is caused. In order to achieve the above object, it is necessary to provide a first blocking balloon 3 and a second blocking balloon 4, which function to block a gap between the outer circumferential surface of the catheter 1 and the aorta, on the outer circumferential surfaces of both ends of the catheter 1, respectively. Specifically, the first occlusion balloon 3 is disposed on the outer circumferential surface of the catheter 1 on the side adjacent to the heart, the second occlusion balloon 4 is disposed on the outer circumferential surface of the catheter 1 on the side away from the heart, and the first power balloon 2 is located between the first occlusion balloon 3 and the second occlusion balloon 4. Meanwhile, the blood is required to be prevented from flowing backwards in the inner cavity of the catheter 1, so that a first one-way valve 5 is further arranged in the cavity of the catheter 1 between the first opening and the first blocking bag 3, and a second one-way valve 6 is further arranged in the cavity of the catheter 1 corresponding to the position of the outer peripheral surface of the catheter 1 where the second blocking bag 4 is located. Wherein the first one-way valve 5 allows blood to move closer to the heart and the second one-way valve 6 allows blood to move further away from the heart.
A plurality of blood flow side holes are arranged on the peripheral surface of the catheter 1 between the first power bag 2 and the first blocking bag 3 and the second blocking bag 4; in order to make blood flow to lower limb artery, a plurality of blood flow side holes are arranged on the outer peripheral surface of the catheter 1 below the second blocking bag 4. It will be appreciated that after blood has passed through the second one-way valve 6 in a direction away from the heart, a portion of the blood may flow through the side flow aperture to the lower limb artery.
Preferably, in order to enhance the blood pumping effect, a second power bag 7 may be additionally arranged on the outer peripheral surface of the catheter 1 below the first power bag 2, and the second power bag 7 is positioned between the second blocking bag 4 and the first power bag 2. And in order to prevent the blood in the lumen of the catheter 1 from flowing backwards, a third blocking bag 8 is similarly arranged on the outer peripheral surface of the catheter 1 between the first power bag 2 and the second power bag 7, and a third one-way valve 9 is arranged in the lumen of the catheter 1 corresponding to the position of the outer peripheral surface of the catheter 1 where the third blocking bag 8 is arranged.
The expansion and contraction of the power bag and the blocking bag are determined by the fluid pressure in the respective bag cavities, and the adjustment mode of the fluid pressure can be controlled manually or automatically, which is not limited in this embodiment. Therefore, the first power bag 2, the second power bag 7 and the first blocking bag 3, the second blocking bag 4 and the third blocking bag 8 are respectively connected with a control tube 10 communicated with the bag cavity in a sealing way, and the other end of the control tube 10 is provided with a control interface for further being connected with an external pressure control part.
In addition, a plurality of pressure sensing probes 11 are respectively arranged in the lumens of the catheter 1 corresponding to the positions of the control interfaces of the balloons. The pressure sensing probes 11 are electrically connected with the pressure detector and used for reflecting the pressure value of the blood pressure in the lumen of the catheter 1, and the pressure control part is also connected with the pressure detector at the same time, so that the expansion and contraction degrees of the balloons can be conveniently and automatically adjusted manually or automatically.
Example 2
When the fluid pressure of each capsule body is manually adjusted, the external first pressure control part comprises a manual elastic capsule body which is respectively connected with the control interfaces of the first power bag 2 and the second power bag 7, and when the manual elastic capsule body is manually and alternately compressed or released, the fluid filled into the first power bag 2 and the second power bag 7 correspondingly increases or decreases, so that the fluid pressure in the first power bag 2 and the second power bag 7 is changed.
Example 3
When the fluid pressure of each bladder is automatically adjusted, as shown in fig. 2, the external second pressure control unit includes an outer casing 12, a display 13, a processor, an electric push rod 15 and a control bladder 14. The processor, the electric push rod 15 and the control capsule 14 are located in the outer shell 12, the display 13 is arranged above the outer shell 12, one end of the processor is electrically connected with the pressure detector, the other end of the processor is electrically connected with the electric push rods 15 respectively, the control capsule 14 is correspondingly connected with the electric push rods 15 (three are schematically shown in fig. 2) respectively, and the control capsule is connected with the control interfaces of the first power capsule 2, the first blocking capsule 3, the second blocking capsule 4, the second power capsule 7 and the third blocking capsule 8 respectively.
The automatic adjustment mode is as follows:
each pressure sensing probe 11 transmits the pressure value of the lumen of the catheter 1 where the pressure sensing probe is located to a pressure detector, the pressure detector transmits each pressure value to a display 13 and a processor of a pressure control part, the display 13 shows the pressure value reading for medical staff to refer, and the processor controls and automatically adjusts the compression degree of a plurality of electric push rods 15 on corresponding control capsules 14 according to each pressure value respectively, namely, the fluids enter the power capsules and block the capsules or leave the power capsules and block the capsules through compression or release, so that the alternating alternation of the fluids in the capsule cavities of the first power capsules and the second power capsules in the filling and discharging states is realized, and the pressure value in the capsule cavities of each capsule is ensured to meet the requirements. The pressure values in the cavities of the first blocking bag 3, the second blocking bag 4 and the third blocking bag 8 are greater than the pressure value of the aorta by 20-40mmHg, the fluids in the cavities of the first power bag 2 and the second power bag 7 are alternately discharged and filled, the maximum pressure value during fluid filling is 80-160mmHg, and the frequency of the discharge and filling alternation of the fluids in the cavities of the first power bag 2 and the second power bag 7 is 50-180 times/minute.
The above detailed description of the tubular sac system for assisting heart pumping blood placed in the aorta is provided, and the detailed description is provided, and the principle and the implementation mode of the present invention are explained by applying the specific examples, and the description of the above embodiments is only used for helping understanding the tubular sac system for assisting heart pumping blood placed in the aorta and the core idea thereof; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, and in summary, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. A vascular cuff system for placement within an aorta for assisting in pumping blood from the heart, comprising:
a catheter for placement in use within an aorta, the catheter comprising a first opening proximal to the heart and a second opening distal to the heart;
the first power bag is used for providing power for blood in the aorta to flow out to the periphery and is wrapped on the peripheral surface of the middle part of the catheter;
the blocking bag is used for blocking a gap between the peripheral surface of the catheter and the aorta and is wrapped on the peripheral surfaces of two ends of the catheter; the blocking bag comprises a first blocking bag arranged on one side close to the heart and a second blocking bag arranged on one side far from the heart; the first power bladder is positioned between the first occlusion bladder and the second occlusion bladder;
a plurality of blood flow side holes are formed in the outer peripheral surface of the catheter between the first power bag and the first blocking bag and between the first power bag and the second blocking bag; a plurality of blood flow side holes are formed in the outer peripheral surface of the catheter below the second blocking bag;
a first one-way valve is arranged in the catheter cavity between the first opening and the first blocking bag; a second one-way valve is arranged in the catheter cavity corresponding to the position of the outer peripheral surface of the catheter where the second blocking bag is located.
2. The system according to claim 1, wherein a second power bag is further disposed on the outer circumferential surface of the catheter below the first power bag, the second power bag is located between the second blocking bag and the first power bag, a third blocking bag is disposed on the outer circumferential surface of the catheter between the first power bag and the second power bag, a third one-way valve is disposed in the lumen of the catheter corresponding to the position of the outer circumferential surface of the catheter where the third blocking bag is located, and a plurality of side blood flow holes are disposed on the outer circumferential surface of the catheter between the third blocking bag and the first power bag or the second power bag.
3. The system of claim 2, wherein the first, second, first, second and third balloons are sealed to control tubes connected to their respective lumens, and the control tubes are provided with control ports at their ends.
4. The system of claim 2 or 3, wherein the first opening of the catheter, the first dynamic bladder, the second dynamic bladder, the first blocking bladder, the second blocking bladder and the third blocking bladder are respectively provided with a pressure-sensing probe in their respective bladder cavities, and a plurality of the pressure-sensing probes are electrically connected to a pressure monitor.
5. The system of claim 4, further comprising a first pressure control unit connected to the first and second power bags, wherein the first pressure control unit comprises a manual elastic bag body for filling or draining fluid, and the manual elastic bag body is connected to the control interfaces of the first and second power bags, respectively, so that the fluid in the first and second power bags alternates between the filling and draining states, thereby increasing or decreasing the fluid in the first and second power bags.
6. The system of claim 4, further comprising a second pressure control unit connected to the first dynamic bladder, the first blocking bladder, the second dynamic bladder, the third blocking bladder and the pressure detector; the second pressure control part is used for respectively injecting or discharging fluid into or discharging the first power bag, the first blocking bag, the second power bag and the third blocking bag according to the pressure value monitored by the pressure sensing monitor.
7. The system of claim 6, wherein the second pressure control unit comprises an outer housing, a processor, and a plurality of electric push rods and control bladders corresponding to each other, the processor, the electric push rods and the control bladders are located in the outer housing, one end of the processor is electrically connected to the pressure detector, the other end of the processor is electrically connected to the electric push rods, and the control bladders are connected to the control interfaces of the first power bladder, the first blocking bladder, the second power bladder and the third blocking bladder.
8. The system of claim 7, wherein the processor controls and adjusts the degree of compression of the plurality of push rods on the corresponding control balloons such that the intra-luminal pressure values of the first blocking balloon, the second blocking balloon and the third blocking balloon are greater than the aortic pressure value by 20-40 mmHg.
9. The system of claim 7, wherein the plurality of electrical push rods respectively press or release the corresponding control bladders to alternate the fluid in the bladder chambers of the first and second power bladders in the filling and draining states, thereby increasing or decreasing the fluid in the first and second power bladders; the maximum pressure value of the fluid in the first power bag and the second power bag during filling is 80-160mmHg, and the frequency of the fluid discharge and filling alternation of the first power bag and the second power bag is 50-180 times/minute.
10. The system of any of claims 1-3, wherein a tube plug is disposed at the second opening for closing off catheter bleeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020064956.9U CN212187287U (en) | 2020-01-13 | 2020-01-13 | Tube sac system placed in aorta for assisting heart pumping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020064956.9U CN212187287U (en) | 2020-01-13 | 2020-01-13 | Tube sac system placed in aorta for assisting heart pumping |
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| Publication Number | Publication Date |
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| CN212187287U true CN212187287U (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020064956.9U Expired - Fee Related CN212187287U (en) | 2020-01-13 | 2020-01-13 | Tube sac system placed in aorta for assisting heart pumping |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111053954A (en) * | 2020-01-13 | 2020-04-24 | 无锡圣诺亚科技有限公司 | Tube sac system placed in aorta for assisting heart pumping |
| WO2023173127A1 (en) * | 2022-03-11 | 2023-09-14 | Phap Medical, Llc | Systems and methods for a peristalsis heart assist pump |
-
2020
- 2020-01-13 CN CN202020064956.9U patent/CN212187287U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111053954A (en) * | 2020-01-13 | 2020-04-24 | 无锡圣诺亚科技有限公司 | Tube sac system placed in aorta for assisting heart pumping |
| WO2023173127A1 (en) * | 2022-03-11 | 2023-09-14 | Phap Medical, Llc | Systems and methods for a peristalsis heart assist pump |
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