CN219289799U - Valve leaflet closing condition inspection device in aortic valve angioplasty - Google Patents
Valve leaflet closing condition inspection device in aortic valve angioplasty Download PDFInfo
- Publication number
- CN219289799U CN219289799U CN202320815606.5U CN202320815606U CN219289799U CN 219289799 U CN219289799 U CN 219289799U CN 202320815606 U CN202320815606 U CN 202320815606U CN 219289799 U CN219289799 U CN 219289799U
- Authority
- CN
- China
- Prior art keywords
- ring body
- cover body
- outer ring
- inner ring
- aortic valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Instructional Devices (AREA)
Abstract
The utility model discloses a device for viewing the closing condition of valve leaves in aortic valve angioplasty, which comprises an inner ring body, an outer ring body and a cover body; the inner ring body and the outer ring body are coaxially arranged, and an annular clamping area for clamping the aortic wall is formed between the inner ring body and the outer ring body; the cover body is made of transparent materials, the upper end face of the cover body is closed, the lower end face of the cover body is open, the upper end face of the cover body is provided with a transfusion port for inputting liquid, and the side wall of the cover body is in sealing connection with the inner ring body or the outer ring body. The utility model is beneficial to forming a definite closed space above the valve blades, can be injected with water to pressurize and simulate physiological blood pressure, and realizes accurate and rapid forming effect judgment through direct vision of the transparent cover body.
Description
Technical Field
The utility model relates to the field of medical auxiliary instruments, in particular to a device for viewing the closing condition of valve leaflets in aortic valve angioplasty.
Background
The aortic valve of the human body is of a semilunar valve structure and is positioned between the left ventricle and the aorta; aortic valve angioplasty is a common technique for treating aortic valve diseases, and the shaping effect of the aortic valve is required to be detected after the aortic valve is shaped; the detection principle is to test whether the valve leaflet is well closed by using pressure, and a common detection method is to fill water (such as physiological saline) into the aorta, and if the valve leaflet is well closed and can maintain a certain pressure (such as 50-60 mmHg) after operation, the purpose of repairing is achieved, which is called a water filling test in the industry.
In the prior art, a water injection test device has various structures, such as a heart valve repairing water injection pressure measuring device (2021.04.30 in publication) is disclosed in patent CN213076093U, and comprises a water injector and a water guide pipe, wherein the water outlet end of the water injector is connected and communicated with the water inlet end of the water guide pipe, the side wall of the water guide pipe is provided with a pressure measuring hole, a pressure measuring device for detecting the pressure in the inner cavity of the water guide pipe is arranged on the pressure measuring hole, physiological saline is injected into an aorta through the water injector and the water guide pipe, and the pressure in the inner cavity of the water guide pipe in the whole process can be measured in real time through the pressure measuring device.
However, in clinical application, to achieve accurate and rapid shaping effect judgment through a water injection test, firstly, an exact closed space needs to be formed above the valve leaflet, otherwise, once leakage occurs in the test process, the maintenance and judgment of pressure can be affected, so that the operation time is prolonged or the judgment is wrong; however, the conventional water injection test apparatus including the above patent does not sufficiently consider this point.
The technical problems described above need to be solved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a device for checking the closing condition of the valve leaflet in the aortic valve forming operation, which is beneficial to forming a definite closed space above the valve leaflet so as to realize accurate and rapid forming effect judgment.
In order to achieve the above object, the present utility model provides a device for inspecting the closing condition of the valve leaflet in aortic valve, comprising an inner ring body, an outer ring body and a cover body;
the inner ring body and the outer ring body are coaxially arranged, and an annular clamping area for clamping the aorta is formed between the inner ring body and the outer ring body;
the cover body is made of transparent materials, the upper end face of the cover body is closed, the lower end face of the cover body is open, the upper end face of the cover body is provided with an infusion port for inputting liquid, and the side wall of the cover body is in sealing connection with the inner ring body or the outer ring body.
As a further improvement to the technical scheme of the utility model, the upper end face of the cover body is also provided with an exhaust port for exhausting.
As a further improvement to the technical scheme of the utility model, the upper end face of the cover body is also provided with a pressure measuring port for pressure monitoring.
As a further improvement to the technical scheme of the utility model, the inner ring body and the outer ring body are both made of hard metal or hard plastic.
As a further improvement to the technical scheme of the utility model, the outer ring body is of a hoop structure, and an adjusting piece for adjusting the clamping force of the outer ring body is arranged on the outer ring body.
As a further improvement to the technical scheme of the utility model, the inner wall of the outer ring body is covered with a flexible protective layer.
As a further improvement of the technical scheme of the utility model, the inner ring body and the outer ring body are magnetic and attract each other so as to fix the aortic wall in the annular clamping area.
As a further improvement to the technical scheme of the utility model, the outer side wall of the cover body is provided with external threads, and the inner side wall of the inner ring body is provided with internal threads which are in matched threaded connection with the external threads of the cover body.
Compared with the prior art, the utility model has the following beneficial technical effects:
the utility model provides a device for inspecting the closing condition of valve leaves in aortic valve forming, which needs to cut open the ascending aorta of a completely separated patient during aortic valve forming, an inner ring body can be placed into the aorta (or an artificial blood vessel which is possibly used for replacing a section of the ascending aorta during operation) from the broken end and is clung to the inner wall, and an outer ring body is sleeved outside the aorta from the broken end and clung to the outer wall, so that the aorta is clamped in an annular clamping area; after the aorta is clamped in the annular clamping area by the inner ring body and the outer ring body, the cover body is in sealing connection with the inner ring body or the outer ring body, so that an exact airtight space is formed among the cover body, the aorta and valve leaflets, the physiological blood pressure can be simulated by water injection and pressurization, the aorta is directly seen through the transparent cover body, at the moment, the water injection test is performed again, the pressure in the aorta is monitored, and the accurate and quick forming effect judgment can be realized through the direct-view observation of the transparent cover body.
Additional aspects of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
FIG. 1 is a front elevational view of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is a state of use diagram of the present utility model;
FIG. 4 is a diagram showing the connection structure of the inner ring body and the outer ring body in the present utility model;
fig. 5 is a cross-sectional view of another construction of the present utility model.
Detailed Description
The technical scheme of the utility model will be clearly and completely described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 4: the present embodiment provides a water injection test device for inspecting the closing condition of the valve leaflet in aortic valve, thus the device for inspecting the closing condition of the valve leaflet in aortic valve.
The device for viewing the closing condition of the valve leaflet in the aortic valve plasty of the embodiment mainly comprises an inner ring body 1, an outer ring body 2 and a cover body 3.
The inner ring body 1 and the outer ring body 2 are coaxially arranged, and an annular clamping area for clamping the aortic wall is formed between the inner ring body 1 and the outer ring body 2; the cover body 3 is made of transparent materials, the upper end face of the cover body is closed, the lower end face of the cover body is open, the upper end face of the cover body 3 is provided with a transfusion port 31 for inputting liquid (such as physiological saline), and the side wall of the cover body 3 is in sealing connection with the inner ring body 1 or the outer ring body 2.
The inner ring body 1 and the outer ring body 2 are in a circular ring shape, and can have the same height; the inner ring body 1 and the outer ring body 2 can be made of hard metal or hard plastic; in terms of specific dimensions, the inner ring body 1 and the outer ring body 2 can be designed into a plurality of different dimension parameters, and the dimension parameters are selected according to the physiological condition of a patient when in use; the outer diameter of the inner ring body 1 is slightly smaller than the inner diameter of the outer ring body 2 so as to form an annular clamping area (namely, a gap between the outer wall of the inner ring body 1 and the inner wall of the outer ring body 2); in aortic valve angioplasty, the ascending aorta of the patient is cut or completely separated (a section of the ascending aorta is sometimes replaced by an artificial blood vessel), the inner ring body 1 can be placed into the aorta 8 from the broken end and is clung to the inner wall of the aorta 8, and the outer ring body 2 is sleeved outside the aorta 8 from the broken end and clung to the outer wall of the aorta 8, so that the aorta 8 is clamped in an annular clamping area, and the inner wall and the outer wall of the aorta 8 are clamped in a matched mode.
The cover 3 may be designed into various shapes, such as a cylinder shape, a cone shape or other suitable shapes, so long as the cover can be matched with the inner ring 1 and the outer ring 2; the cover body 3 can be made of transparent hard plastic or hard glass, so that the internal condition of the cover body can be observed directly; "upper" and "lower" are oriented as shown in FIGS. 1-3; after the aorta is clamped in the annular clamping area by the inner ring body 1 and the outer ring body 2, the cover body 3 is in sealing connection with the inner ring body 1 or the outer ring body 2, so that an exact airtight space is formed among the cover body 3, the aorta 8 and the valve blades 9, the water can be injected to pressurize to simulate physiological blood pressure, the pressure is directly observed through the transparent cover body 3, at the moment, the water injection test is carried out again, the pressure in the aorta is monitored, and the accurate and quick forming effect judgment can be realized through the direct-view observation of the transparent cover body 3.
The infusion port 31 on the cover 3 is specially configured to cooperate with a water injection test, and the used device can be, for example, a heart valve repair water injection pressure measuring device disclosed in patent CN213076093U, and of course, other suitable devices can also be used.
In order to facilitate the exhaust during water injection, the upper end surface of the cover body 3 is also provided with an exhaust port 32 for exhaust; the exhaust port 32 may be equipped with a special sealing plug; when water is injected through the infusion port 31, the air outlet 32 is opened, water is injected at a medium bias speed, and when the infusion port is full, the air outlet 32 is closed.
Meanwhile, the upper end face of the cover body 3 is also provided with a pressure measuring port 33 for pressure monitoring; the pressure measuring port 33 can be matched with the existing pressure monitor to monitor the water pressure of the closed space in real time; alternatively, the pressure port 33 may be configured as an interface for the pressure guidewire.
Of course, according to the use requirement, the cover body 3 can be provided with an expansibility interface with other functions.
Example two
The device for viewing the closing condition of the valve leaflet in the aortic valve shaping operation provided in the present embodiment is improved on the basis of the structure shown in the first embodiment, so that the description of the same structure and principle will not be repeated.
In this embodiment, the outer ring 2 has a hoop structure, and the outer ring 2 is provided with an adjusting member 21 for adjusting the clamping force thereof. The outer ring body 2 can be, for example, a throat hoop, a hoop or a clamp structure, and is characterized by being capable of adjusting tightness, namely adjusting annular diameter, so as to realize clamping operation on the inner ring body 1 and the aorta, ensure and improve clamping effect and universality of use.
The adjusting member 21 may be, for example, an adjusting bolt structure, in which two lugs protruding radially from the broken end side of the outer ring body 2 are provided with connecting holes, and the adjusting bolt passes through the connecting holes and is engaged with the nut.
In order to improve the protection effect on the aorta, the inner wall of the outer ring body 2 can be covered with a flexible protection layer 4; the flexible shielding 4 may for example be a layer of silicone to reduce damage to the aorta during clamping.
Of course, the inner ring body 1 and the outer ring body 2 can be other connection structures as long as the clamping effect can be realized; for example, as another implementation manner, the inner ring body 1 and the outer ring body 2 are magnetic and attract each other, and the aortic wall is fixed in the annular clamping area through a magnetic attraction manner; alternatively, the outer ring 2 may be designed as an elastic ring structure, which secures the aortic wall to the inner ring 1 by elastic force.
In this embodiment, an external thread 3a is provided on the outer side wall of the cover 3, and an internal thread 1a that is screwed with the external thread 3a of the cover 3 is provided on the inner side wall of the inner ring 1. The cover body 3 is fixed on the inner ring body 1 in a threaded connection mode, the connecting structure is simple, and sealing can be effectively achieved.
Example III
The device for viewing the closing condition of the valve leaflet in the aortic valve shaping operation provided in the present embodiment is improved on the basis of the structure shown in the first embodiment, so that the description of the same structure and principle will not be repeated.
In this embodiment, as shown in fig. 5, the inner ring body 1 and the cover body 3 are integrally formed; for example, the lower end of the cover body 3 can form an annular inner ring body 1, and the outer ring body 2 can be directly combined with the lower end of the cover body 3 when in use, so that the structure is more concise and practical, the sealing effect is improved, and the observation is convenient.
The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (9)
1. A device for visualizing closure of a leaflet in an aortic valve, comprising: comprises an inner ring body, an outer ring body and a cover body;
the inner ring body and the outer ring body are coaxially arranged, and an annular clamping area for clamping the aortic wall is formed between the inner ring body and the outer ring body;
the cover body is made of transparent materials, the upper end face of the cover body is closed, the lower end face of the cover body is open, the upper end face of the cover body is provided with an infusion port for inputting liquid, and the side wall of the cover body is in sealing connection with the inner ring body or the outer ring body.
2. An aortic valve annuloplasty leaflet closure viewing device according to claim 1, wherein:
the upper end face of the cover body is also provided with an exhaust port for exhausting.
3. An aortic valve annuloplasty leaflet closure viewing device according to claim 1, wherein:
the upper end face of the cover body is also provided with a pressure measuring port for pressure monitoring.
4. An aortic valve annuloplasty leaflet closure viewing device according to claim 1, wherein:
the inner ring body and the outer ring body are made of hard metal or hard plastic.
5. An aortic valve annuloplasty leaflet closure viewing device according to any one of claims 1 to 4, wherein:
the outer ring body is of a hoop structure, and an adjusting piece for adjusting the clamping force of the outer ring body is arranged on the outer ring body.
6. An aortic valve annuloplasty leaflet closure viewing device as claimed in claim 5, wherein:
the inner wall of the outer ring body is covered with a flexible protective layer.
7. An aortic valve annuloplasty leaflet closure viewing device according to any one of claims 1 to 4, wherein:
the inner ring body and the outer ring body are magnetic and attract each other to fix the aortic wall in the annular clamping area.
8. An aortic valve annuloplasty leaflet closure viewing device according to any one of claims 1 to 4, wherein:
the outer side wall of the cover body is provided with external threads, and the inner side wall of the inner ring body is provided with internal threads which are matched and screwed with the external threads of the cover body.
9. An aortic valve annuloplasty leaflet closure viewing device according to any one of claims 1 to 4, wherein:
the inner ring body and the cover body are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320815606.5U CN219289799U (en) | 2023-04-13 | 2023-04-13 | Valve leaflet closing condition inspection device in aortic valve angioplasty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320815606.5U CN219289799U (en) | 2023-04-13 | 2023-04-13 | Valve leaflet closing condition inspection device in aortic valve angioplasty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219289799U true CN219289799U (en) | 2023-07-04 |
Family
ID=86985197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320815606.5U Active CN219289799U (en) | 2023-04-13 | 2023-04-13 | Valve leaflet closing condition inspection device in aortic valve angioplasty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219289799U (en) |
-
2023
- 2023-04-13 CN CN202320815606.5U patent/CN219289799U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110538003B (en) | Heart valve opening and closing detector | |
| CN219289799U (en) | Valve leaflet closing condition inspection device in aortic valve angioplasty | |
| CN110148344A (en) | A kind of intravenous injection simulation teching device | |
| CN103300943A (en) | Cardiac valve detecting device | |
| CN109557011A (en) | A kind of waterproof ventilated membrane waterproof detection method and detection device | |
| CN210014975U (en) | Artificial heart valve bursting pressure testing device | |
| CN104458163A (en) | Valve leakage detection device and detection method thereof | |
| CN203417276U (en) | Detector for cardiac valves | |
| Hamilton et al. | The magnitude of random errors in acoustic rhinometry and re‐interpretation of the acoustic profile | |
| CN205192701U (en) | Motor case device of hunting leak | |
| CN210784444U (en) | Pathology department uses sample collection system | |
| CN209564123U (en) | A kind of finger tip blood-taking device convenient for quick-acting haemostatic powder | |
| CN206491797U (en) | Detection pipe for measurement of central venous pressure | |
| CN110398326A (en) | Air-tightness detection device | |
| CN216207488U (en) | Blood pump resistance to compression testing arrangement | |
| CN213076093U (en) | Heart valve repair water injection pressure measurement device | |
| CN202313567U (en) | Auxiliary pressurizing device for distal limb | |
| CN109350771B (en) | Multifunctional detection device for thoracic drainage bottle | |
| CN206045052U (en) | Pleural cavity closed drainage device | |
| CN207318021U (en) | A kind of booster intermediate body water jacket tiny structure inspection of hermetic seal device | |
| CN208640721U (en) | A kind of blood testing blood sample collecting device | |
| CN217960079U (en) | Blood vessel coagulation blasting pressure testing device | |
| CN111437015A (en) | Liquid leakage prevention lumbar puncture needle | |
| CN206714853U (en) | The vertical erecting bed of artificial heart valve film properties test | |
| CN210071262U (en) | Keep somewhere needle pipe gas device that leaks hunting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |