CN112155787A - Positioning device for intervention mitral valve conveying system - Google Patents
Positioning device for intervention mitral valve conveying system Download PDFInfo
- Publication number
- CN112155787A CN112155787A CN202011043713.8A CN202011043713A CN112155787A CN 112155787 A CN112155787 A CN 112155787A CN 202011043713 A CN202011043713 A CN 202011043713A CN 112155787 A CN112155787 A CN 112155787A
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- CN
- China
- Prior art keywords
- mitral valve
- base
- connecting portion
- delivery system
- positioning device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2427—Devices for manipulating or deploying heart valves during implantation
Abstract
The embodiment of the application provides an intervene mitral valve conveying system positioner, intervene mitral valve conveying system positioner includes base, adjustment seat and fixing base. The base is a fixing device in the operation process, the adjusting seat is connected to the base, and the position can be adjusted at will in the plane of the base; the fixed seat is connected to the adjusting seat through the adjusting device, and the angle change of the fixed seat can be realized through adjusting the adjusting device; the intervention mitral valve delivery system can be fixed on the fixing seat, and the angle adjustment can be realized according to the angle change of the fixing seat. Through this patent positioner, can improve mitral valve conveying system's operation angle and position positioning accuracy greatly, the three-dimensional space structure of laminating native mitral valve that the valve that uses in the replacement can be better to the degree of difficulty and the operation risk of mitral valve replacement operation have been reduced.
Description
Technical Field
The application relates to the technical field of medical equipment, in particular to a positioning device of an interventional mitral valve conveying system.
Background
The native structure of the mitral valve of a human body is a saddle-like irregular ellipse, and the anterior ring of the native structure is higher than the posterior ring and is not on the same plane. Due to the special physiological structure, when the transcatheter mitral valve replacement operation is performed, the valve used for replacement needs to be matched with the structure of the native mitral valve as far as possible in the release process, so that a natural inclination angle exists, and if the artificial valve used for replacement cannot be well matched with the native structure, the problems of valve immobility, valve leakage and the like are easy to occur, so that the operation is failed. In the prior art, the inclination angle is often controlled by means of the experience of an operator and in cooperation with means such as in vitro images, so that the difficulty of the transcatheter mitral valve replacement operation is high, and the operation experience and physical strength of the operator are greatly challenged.
Disclosure of Invention
The application provides an intervene mitral valve conveying system positioner for in the operation process, make things convenient for the doctor to fix a position to intervene mitral valve system.
The embodiment of the application provides an intervene mitral valve delivery system positioner, positioner includes:
a base;
the fixing seat is used for installing an interventional mitral valve conveying system;
the adjusting seat comprises a first adjusting device, and the fixed seat is mounted on the base through the first adjusting device;
the first adjusting device is used for changing the relative position of the fixed seat and the base.
In a possible embodiment, the first adjusting device comprises a first connecting portion, a second connecting portion and a first measuring device.
Along positioner's length direction, the relative both ends of fixing base pass through respectively first connecting portion with the second connecting portion with the base is connected, first connecting portion and/or the second connecting portion are scalable structure, first measuring device is used for measuring the angular position of fixing base.
In a possible embodiment, the first connecting portion and the second connecting portion respectively extend along a height direction of the positioning device, the fixing base is capable of rotating relative to the first connecting portion, the second connecting portion is of a telescopic structure, and the first measuring device is mounted on the fixing base;
when the length of the second connecting part is changed, the included angle between the fixed seat and the base is changed.
In a possible embodiment, the fixing base is connected to the second connecting portion by a connecting rod, and the fixing base is movable relative to the connecting rod.
In one possible embodiment, a continuously variable transmission is provided for one or both of the first connecting portion and the second connecting portion in a telescopic configuration.
In a possible embodiment, the fixing base can rotate around the axis of the first connecting portion or the axis of the second connecting portion.
In a possible embodiment, the adjusting seat further comprises a second adjusting device, the second adjusting device comprises a driving part and a second measuring device, and the driving part is connected with the fixed seat and is used for driving the fixed seat to rotate relative to the axis of the fixed seat;
the second measuring device is used for measuring the rotation angle of the fixed seat.
In a possible embodiment, the base is provided with a slide rail, and the fixing base is mounted on the slide rail and can move along the slide rail relative to the base.
In a possible embodiment, the holder comprises at least one clamping portion for clamping an interventional mitral valve delivery system.
The embodiment of the application provides an intervene mitral valve conveying system positioner, wherein, intervene mitral valve conveying system positioner and include base, adjustment seat and first adjusting device, and the adjustment seat is used for the installation to intervene mitral valve conveying system, and the adjustment seat is installed in positioner through first adjusting device, can change the relative position of fixing base and base through first adjusting device to reach the purpose to intervene mitral valve conveying system location. Through such mode not only be convenient for fix a position intervention mitral valve conveying system, can also promote the accuracy of location simultaneously, reduce the risk of valve replacement operation.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
FIG. 1 is a schematic structural view of one embodiment of a positioning device of an interventional mitral valve delivery system provided herein;
FIG. 2 is a schematic structural view of another embodiment of a positioning device of an interventional mitral valve delivery system provided by the present application;
fig. 3 is an exploded view of fig. 2.
Reference numerals:
1-a base;
11-a slide rail;
2-a fixed seat;
21-a clamping part;
3-adjusting seat;
31-a first adjustment device;
311-a first connection;
312 — a second connection;
312a — a first connection segment;
312 b-a second connection segment;
313-a first measuring device;
314-a continuously variable transmission;
4-a connecting rod;
5-a guide part.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The native structure of the mitral valve of a human body is a saddle-like irregular ellipse, and the anterior ring of the native structure is higher than the posterior ring and is not on the same plane. Due to the special physiological structure, when the transcatheter mitral valve replacement operation is performed, the valve used for replacement needs to be matched with the structure of the native mitral valve as far as possible in the release process, so that a natural inclination angle exists, and if the artificial valve used for replacement cannot be well matched with the native structure, the problems of valve immobility, valve leakage and the like are easy to occur, so that the operation is failed. In the prior art, the inclination angle is often controlled by means of the experience of an operator and in cooperation with means such as in vitro images, so that the difficulty of the transcatheter mitral valve replacement operation is high, and the operation experience and physical strength of the operator are greatly challenged.
In view of this, the present application provides a positioning device for an interventional mitral valve delivery system, which is used to solve the problem in the prior art that positioning of an interventional mitral valve system is inconvenient.
As shown in fig. 1 and fig. 2, the present application provides a positioning device for an interventional mitral valve delivery system, the positioning device includes a base 1, a fixing base 2 and an adjusting base 3, the adjusting base 3 includes a first adjusting device 31, the fixing base 2 is installed on the base 1 through the first adjusting device 31, the first adjusting device 31 can drive the fixing base 2 to move relative to the base 1, when the interventional mitral valve delivery system is installed on the fixing base 2, the position of the fixing base 2 relative to the base 1 can be changed through the first adjusting device 31, so as to position the interventional mitral valve delivery system, and the interventional mitral valve delivery system can reach a preset position.
Compare in the doctor and rely on feeling and experience to intervene the mode that mitral valve conveying system advances line location, can realize carrying out comparatively accurate location to intervene mitral valve conveying system through the positioner that this application embodiment provided, through first adjusting device 31 in order to change the position of fixing base 2 for base 1 to the position of intervene mitral valve conveying system is changed, is convenient for advance line location to intervene mitral valve conveying system. When in actual use, the operation is more convenient, and simultaneously, the requirements on the operation technique and the skill of a doctor can be reduced, and the operation risk is reduced.
As shown in fig. 2, in a possible embodiment, the first adjusting device 31 includes a first connecting portion 311, a second connecting portion 312 and a first measuring device 313, and along the length direction of the positioning device, two opposite ends of the fixing base 2 are respectively connected to the base 1 through the first connecting portion 311 and the second connecting portion 312, either one or both of the first connecting portion 311 and the second connecting portion 312 are in a telescopic structure, and the first measuring device 313 is used for measuring the position of the fixing base 2.
Specifically, when in actual use, the length of the first connecting portion 311 and/or the second connecting portion 312 can be adjusted to change the position of the fixing base 2, so that the purpose of adjusting the position of the intervention mitral valve delivery system is achieved, the intervention mitral valve delivery system is in a preset position, and the time required for positioning the intervention mitral valve delivery system is saved.
The first connecting portion 311 and the second connecting portion 312 are of a telescopic structure, and have the advantages of simple structure and convenient operation, and the first measuring device 313 is an angle display device, specifically can be a horizontal angle gauge, specifically can be a liquid bubble level gauge, a laser level gauge and the like. The first measuring device 313 may be used to measure the current angle of the holder 2, and thus the tilt angle of the interventional mitral valve delivery system.
In one possible embodiment, as shown in fig. 2, the first connection portion 311 and the second connection portion 312 extend in the height direction of the positioning device. A preset included angle is formed between the fixing base 2 and the first connecting portion 311, and the fixing base can rotate relative to the first connecting portion 311 between installation, so as to change the included angle between installation and the first connecting portion 311. The second connecting portion 312 is a retractable structure, and the first measuring device 313 is mounted on the fixing base 2. During the in-service use, can change so that the position of the one end of fixing base 2 changes through adjusting second connecting portion 312, meanwhile, because the position of the one end that fixing base 2 is connected with second connecting portion 312 changes, consequently fixing base 2 can rotate for first connecting portion 311 to the change intervenes mitral valve conveying system and the contained angle between base 1 (intervene the inclination of mitral valve conveying system promptly), thereby makes intervene mitral valve conveying system and be preset angle. The specific inclination angle can be measured by a level angle meter.
Through such design can be comparatively convenient adjust intervention mitral valve conveying system's inclination to make intervention mitral valve conveying system be in the predetermined angle of cut, when in-service use, the doctor can be comparatively convenient, accurate adjust intervention mitral valve conveying system, thereby be convenient for the doctor to intervene mitral valve conveying system and fix a position.
Specifically, as shown in fig. 3, the second connection portion 312 may include a first connection section 312a and a second connection section 312b, the first connection section 312a and the second connection section 312b are slidably connected, and in a possible embodiment, the first connection section 312a is sleeved with the second connection section 312b, such a design not only enables the second connection portion 312 to be a telescopic structure, but also guides when the first connection portion 311 and the second connection portion 312 move relatively in a sleeved manner, so as to improve stability of the first connection portion 311 and the second connection portion 312 move relatively when the second connection portion 312 changes in a telescopic manner.
In a possible embodiment, as shown in fig. 2, the positioning device further comprises a connecting rod 4, the fixed seat 2 is connected with the second connecting portion 312 through the connecting rod 4, and the fixed seat 2 can move relative to the connecting rod 4.
Since the distance between the end of the first connecting portion 311 connected to the fixed base 2 and the end of the second connecting portion 312 connected to the fixed base 2 changes during the process of the extension and contraction change of the second connecting portion 312, when the second connecting portion 312 extends, the distance increases, which easily causes the fixed base 2 to be separated from the first connecting portion 311 or the second connecting portion 312, the stability of the connection between the fixed base 2 and the second connecting portion 312 can be improved by additionally arranging the connecting rod 4 between the fixed base 2 and the second connecting portion 312, when the second connecting portion 312 extends, the length of the second connecting portion 312 changes, one end of the fixed base 2 close to the second connecting portion 312 moves along the connecting rod 4 in the direction far away from the second connecting portion 312, and the connecting rod 4 can be used for complementing the distance change between one end of the first connecting portion 311 connected to the fixed base 2 and one end of the second connecting portion 312 adjacent to the fixed base, thereby reducing the possibility that the holder 2 is detached from the second connecting portion 312.
As shown in fig. 3, in one possible embodiment, the first connecting portion 311 and/or the second connecting portion 312 has a continuously variable transmission 314.
The stepless speed change device 314 has the advantages of high transmission efficiency and high transmission accuracy, and better meets the actual requirements. Specifically, the continuously variable transmission may be provided in one or both of the first connecting portion 311 and the second connecting portion 312 as a telescopic structure, thereby improving the accuracy of adjustment.
In a possible embodiment, the adjusting seat 3 further comprises a second adjusting device, and a second connecting device is connected with the fixed seat 2 and is used for driving the fixed seat 2 to rotate relative to the axis of the fixed seat.
Through the design, the intervention mitral valve conveying system can be positioned more conveniently, the spatial position of the valve input device and the base 1 can be changed, the relative position of the intervention valve and the base 1 can also be changed, a doctor can position the intervention mitral valve conveying system more conveniently, and the positioning accuracy is improved.
In a possible embodiment, the fixing base 2 can rotate around the axis of the first connecting portion 311 or the axis of the second connecting portion 312.
Through the design, the relative position between the interventional mitral valve delivery system and the base 1 can be further changed, and a doctor can conveniently position the interventional mitral valve delivery system. The positioning device may further be provided with a second measuring device for measuring the rotation angle of the fixing base.
As shown in fig. 3, in one possible embodiment, the base 1 is provided with a slide rail 11, the fixing base 2 is mounted to the slide rail 11, and the fixing base 2 is movable relative to the fixing base 2 along the slide rail 11.
The design can be convenient for a doctor to adjust the position of the interventional mitral valve delivery system. Specifically, as shown in fig. 3, the positioning device may further include a guide portion 5, the fixing base 2 is connected to the guide portion 5 and can move along the guide portion 5, and when the fixing base 2 moves along the sliding rail 11, the guide portion 5 can guide the movement of the fixing base 2, so as to improve the movement stability of the fixing base 2.
In a possible embodiment, as shown in fig. 3, the holder 2 comprises at least one clamping portion 21, the clamping portion 21 being used for clamping an interventional mitral valve delivery system.
Through such a mode, the stability of being connected of intervention mitral valve conveying system and fixing base 2 can be promoted, and then the location precision between the installation of intervention valve is promoted.
The embodiment of the application provides a positioner who intervenes mitral valve conveying system, wherein, positioner who intervenes mitral valve conveying system includes base 1, adjusting seat 3 and first adjusting device 31, and adjusting seat 3 is used for the installation to intervene mitral valve conveying system, and adjusting seat 3 is installed in positioner through first adjusting device 31, can change the relative position of fixing base 2 and base 1 through first adjusting device 31 to reach the purpose to intervene mitral valve conveying system location. Through such mode not only be convenient for fix a position intervention mitral valve conveying system, can also promote the accuracy of location simultaneously, reduce the risk of valve replacement operation.
The above description is only a preferred embodiment of the present application, and is not intended to limit the present application, and the positioning device of the interventional mitral valve delivery system of the present application can also be applied to other valve replacement operations with specific operation angle requirements.
Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (9)
1. An interventional mitral valve delivery system positioning device, the positioning device comprising:
a base;
the fixing seat is used for installing an interventional mitral valve conveying system;
the adjusting seat comprises a first adjusting device, and the fixed seat is mounted on the base through the first adjusting device;
the first adjusting device is used for changing the relative position of the fixed seat and the base.
2. The interventional mitral valve delivery system positioning device of claim 1, wherein the first adjustment device comprises a first connection portion, a second connection portion, and a first measurement device;
along positioner's length direction, the relative both ends of fixing base pass through respectively first connecting portion with the second connecting portion with the base is connected, first connecting portion and/or the second connecting portion are scalable structure, first measuring device is used for measuring the angular position of fixing base.
3. The interventional mitral valve delivery system positioning device of claim 2, wherein the first connecting portion and the second connecting portion respectively extend in a height direction of the positioning device, the holder is rotatable relative to the first connecting portion, the second connecting portion is a retractable structure, and the first measuring device is mounted on the holder;
when the length of the second connecting part is changed, the included angle between the fixed seat and the base is changed.
4. The interventional mitral valve delivery system positioning device of claim 3, wherein the holder is connected to the second connecting portion by a connecting rod, and the holder is movable relative to the connecting rod.
5. The interventional mitral valve delivery system positioning device of claim 2, wherein one or both of the first and second connections are provided with a continuously variable transmission for the retractable structure.
6. The interventional mitral valve delivery system positioning device of any one of claims 2 to 5, wherein the holder is rotatable about an axis of the first connection portion or an axis of the second connection portion.
7. The interventional mitral valve delivery system positioning device according to any one of claims 1 to 5, wherein the adjustment seat further comprises a second adjustment device, the second adjustment device comprising a driving portion and a second measurement device, the driving portion being connected with the fixed seat for driving the fixed seat to rotate relative to its axis;
the second measuring device is used for measuring the rotation angle of the fixed seat.
8. The interventional mitral valve delivery system positioning device of any one of claims 1 to 5, wherein the base is provided with a slide rail, the holder being mounted to the slide rail and being movable along the slide rail relative to the base.
9. The interventional mitral valve delivery system positioning device of any one of claims 1 to 5, wherein the holder comprises at least one grip for gripping an interventional mitral valve delivery system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011043713.8A CN112155787A (en) | 2020-09-28 | 2020-09-28 | Positioning device for intervention mitral valve conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011043713.8A CN112155787A (en) | 2020-09-28 | 2020-09-28 | Positioning device for intervention mitral valve conveying system |
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| Publication Number | Publication Date |
|---|---|
| CN112155787A true CN112155787A (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011043713.8A Pending CN112155787A (en) | 2020-09-28 | 2020-09-28 | Positioning device for intervention mitral valve conveying system |
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| CN (1) | CN112155787A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208541381U (en) * | 2017-12-10 | 2019-02-26 | 孙彦利 | A kind of cardiovascular-interventional therapeutic equipment |
| CN109789293A (en) * | 2016-07-29 | 2019-05-21 | 兰道夫·冯厄彭 | System and method for endovascular device to be delivered to annulus of mitral valve |
| CN209136780U (en) * | 2018-09-12 | 2019-07-23 | 成都市新都区人民医院 | A kind of visual device of auxiliary Flexible ureteroscope sheath insertion |
| CN110536653A (en) * | 2017-04-28 | 2019-12-03 | 爱德华兹生命科学公司 | The stabilizing equipment and application method of medical device |
| CN111528972A (en) * | 2020-04-30 | 2020-08-14 | 西南医科大学附属中医医院 | Multi-angle adjustable orthopedic electric drill fixing and pushing device |
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2020
- 2020-09-28 CN CN202011043713.8A patent/CN112155787A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109789293A (en) * | 2016-07-29 | 2019-05-21 | 兰道夫·冯厄彭 | System and method for endovascular device to be delivered to annulus of mitral valve |
| CN110536653A (en) * | 2017-04-28 | 2019-12-03 | 爱德华兹生命科学公司 | The stabilizing equipment and application method of medical device |
| CN208541381U (en) * | 2017-12-10 | 2019-02-26 | 孙彦利 | A kind of cardiovascular-interventional therapeutic equipment |
| CN209136780U (en) * | 2018-09-12 | 2019-07-23 | 成都市新都区人民医院 | A kind of visual device of auxiliary Flexible ureteroscope sheath insertion |
| CN111528972A (en) * | 2020-04-30 | 2020-08-14 | 西南医科大学附属中医医院 | Multi-angle adjustable orthopedic electric drill fixing and pushing device |
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