CN109528369A - Heart isolating device - Google Patents
Heart isolating device Download PDFInfo
- Publication number
- CN109528369A CN109528369A CN201811534508.4A CN201811534508A CN109528369A CN 109528369 A CN109528369 A CN 109528369A CN 201811534508 A CN201811534508 A CN 201811534508A CN 109528369 A CN109528369 A CN 109528369A
- Authority
- CN
- China
- Prior art keywords
- main body
- cradling piece
- polymer tube
- bulge
- isolating device
- 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.)
- Granted
Links
- 229920000642 polymer Polymers 0.000 claims abstract description 64
- 239000012528 membrane Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 206010019280 Heart failures Diseases 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 206010002329 Aneurysm Diseases 0.000 description 1
- 208000009042 Anterior Wall Myocardial Infarction Diseases 0.000 description 1
- 208000006029 Cardiomegaly Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 206010000891 acute myocardial infarction Diseases 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 201000009658 anterolateral myocardial infarction Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000003130 cardiopathic effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 230000003680 myocardial damage Effects 0.000 description 1
- 230000002107 myocardial effect Effects 0.000 description 1
- 230000037390 scarring Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Classifications
-
- 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
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/848—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
-
- 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
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/848—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
- A61F2002/8483—Barbs
Abstract
The invention discloses a kind of heart isolating devices.The device includes: distensible apparatus main body;Described device main body is in umbrella, and it is enclosed by more cradling pieces, the cradling piece is divided into cradling piece main body and is connected to the anchor portion of the cradling piece main body head end, and polymer tube is arranged in the cradling piece main body, and the anchor portion is configured as being pierced into core indoor wall;When the anchor portion is pierced into core indoor wall predetermined position, the head end of the polymer tube offsets with the core indoor wall.Of the invention one has technical effect that, improves the reliability of heart isolating device.
Description
Technical field
The present invention relates to medical instruments fields, more particularly, to a kind of heart isolating device.
Background technique
Cardiopathic in recent years treat has significant progress, but the mental and physical efforts as one of the final final result of all heart diseases
Failure lacks threatens human health always.The reason of leading to heart failure, is numerous, and one of most common cause of disease is Acute myocardial stalk
Extremely.Acute myocardial infarction AMI leads to the generation of Heart enlargement and heart failure, especially due to myocardial damage and subsequent scarring
It is patient's more easily generation heart failure that Anterior wall myocardial infarction merges aneurysm, not only influences the quality of life of patient, also
Cause the financial burden of huge family and society.
Intervention is mostly used to perform the operation the treatment of heart failure at present, by the left heart of heart isolating device implantation patient a kind of
Room.Compared with traditional surgery, this therapeutic modality has many advantages, such as that small wound, few intercurrent disease, operating time are short, gradually by
Doctor and patient are favored.But there is many defects for traditional heart isolating device.
Heart isolating device is the umbrella-shaped structure being made of more cradling pieces, and isolating device passes through the anchor portion on cradling piece
With piercing core indoor wall, is formed and connected with core indoor wall.But in existing heart isolating device, usually there is cradling piece and excessively pierce
The problem of entering core indoor wall causes the experience of patient poor, when serious, can also jeopardize the safety of patient.
Therefore, it is necessary to a kind of novel heart isolating device be proposed, to overcome drawbacks described above.
Summary of the invention
It is an object of the present invention to provide a kind of new solutions of heart isolating device.
According to the first aspect of the invention, a kind of heart isolating device is provided, which includes: distensible device master
Body;Described device main body is in umbrella, and is enclosed by more cradling pieces, and the cradling piece is divided into cradling piece main body and connection
Polymer tube is arranged in the anchor portion of the cradling piece main body head end, the cradling piece main body, the anchor portion is configured
To be pierced into core indoor wall;
When the anchor portion is pierced into core indoor wall predetermined position, the head end of the polymer tube and the core indoor wall phase
It supports.
Optionally, at least one surface of the cradling piece main body has the first bulge-structure, first bulge-structure
It is configured as limiting the polymer tube and be slided in the cradling piece main body.
Optionally, first bulge-structure is in continuous waveform, and first bulge-structure is from the cradling piece master
Body extends to the other end far from the anchor portion close to one end of the anchor portion.
Optionally, multiple second bulge-structures, second bulge-structure are provided on the surface of the cradling piece main body
It is abutted with the inner wall of the polymer tube.
Optionally, the cradling piece main body is arranged in close to the surface of the anchor portion in two second bulge-structures
On.
Optionally, the surface where second bulge-structure is opposite with the surface where first bulge-structure.
Optionally, the anchor portion includes: interconnecting piece and fixed point, and the both ends of the interconnecting piece are connected separately with described solid
Fixed point and the cradling piece main body, the fixed point are formed with barb from tip to the direction close to the interconnecting piece, it is described fall
The width of hook is greater than the width of the interconnecting piece.
Optionally, the head end of the polymer tube extends to the direction of the interconnecting piece, and the polymer tube is set in institute
It states in the part of the surface of interconnecting piece.
Optionally, further includes: polymeric membrane, the polymer tube are folded between polymeric membrane described in two panels, two panels institute
Polymeric membrane is stated to be attached on the surface of the polymer tube.
Optionally, the polymer tube is molded on the cradling piece by heat pressing process, the head end of the polymer tube
In flat structure.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other spies of the invention
Of the invention one has technical effect that, is cooperated by the cradling piece on apparatus main body with polymer tube, is formed
Limit bracket bar is excessively pierced into the chocking construction of core indoor wall.Effectively cradling piece can be avoided excessively to be pierced into core indoor wall, mentioned
The high reliability of heart isolating device.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
The structural schematic diagram of Fig. 1 cradling piece in the prior art;
Fig. 2 is partial schematic diagram of the cradling piece of specific embodiment of the invention offer in conjunction with polymer tube;
Fig. 3 is the partial schematic diagram for the cradling piece that the specific embodiment of the invention provides;
Fig. 4 is another partial schematic diagram for the cradling piece that the specific embodiment of the invention provides;
Fig. 5 is that the part that cradling piece, polymer tube and the polymeric membrane that the specific embodiment of the invention provides combine shows
It is intended to;
Fig. 6 is the explosive view that cradling piece, polymer tube and the polymeric membrane that the specific embodiment of the invention provides combine.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 1 shows the structure of cradling piece in prior art cardiac isolating device, and Fig. 2 is cradling piece and polymer tube knot
The partial schematic diagram of conjunction, the chocking construction that as can be seen from the figure head end of polymer tube is formed on cradling piece, Fig. 3 and Fig. 4
It is the partial schematic diagram of cradling piece, the position limiting structure on cradling piece is illustrated, Fig. 5 and Fig. 6 is to the heart provided by the invention
The application of cradling piece and assembly relation are illustrated in dirty isolating device.Now by taking Fig. 1 to Fig. 6 as an example, to heart of the present invention
Structure, principle of isolating device etc. are described in detail.
The present invention provides a kind of heart isolating device, which includes: distensible apparatus main body, the dress
Main body is set in umbrella, and is enclosed by more cradling pieces 10.When isolating device is implanted into intra-ventricle, in the more of circumferencial direction arrangement
Root cradling piece 10, which gradually spreads to extend outwardly, constitutes the umbrella-shaped device main body.The cradling piece 10 divide for cradling piece main body 11 and
It is connected to the anchor portion 12 of the bracket rod head end, the anchor portion 12 is configured as being pierced into core indoor wall, by the disease in ventricle
Become part and normal segments are kept apart;Polymer tube 20, the cradling piece main body 11, height are arranged in the cradling piece main body 11
Molecule pipe 20 cooperates 30 pairs of blood for flowing to lesion portion of polymeric membrane to stop.
Since heart isolating device needs to be pierced into core indoor wall by the anchor portion on cradling piece, by heart isolating device
It is fixed on intra-ventricle.As shown in Figure 1, traditional cradling piece main body is when being pierced into core indoor wall, or when wall motion of systole,
Cradling piece may be excessively pierced into core indoor wall, this is very big reduce heart isolating device application stability, influence
It is implanted into the comfort level and safety of the patient of heart isolating device.
Further, when the anchor portion 12 be pierced into core indoor wall predetermined position when, the head end of the polymer tube 20 with
The core indoor wall offsets.As shown in Fig. 2, the head end for the polymer tube 20 being set in cradling piece main body 11 is adjacent to the anchoring
Portion 12.In this way, polymer tube 20 and cradling piece 10 form chocking construction, when anchor portion 12 is pierced into the predetermined position of core indoor wall
Afterwards, the head end of polymer tube 20 offsets with core indoor wall, penetrates further into core indoor wall with limit bracket bar 10, to realize limit
Cradling piece processed is excessively pierced into the effect of core indoor wall.It will be appreciated by persons skilled in the art that " pre-determined bit in the present embodiment
Set " refer to the tip of anchor portion the distance between to polymer tube head end, can by change be set in cradling piece main body it is high
The position of molecule pipe, so that adjusting bracket bar can be pierced into the depth of core indoor wall.
In addition, the limitation anchor portion that the head end and cradling piece main body of polymer tube are formed is pierced into depth in the present embodiment
Chocking construction can be such that polymer tube is maintained on cradling piece by certain processing technology, and the head end of polymer tube can
Stop the piercing depth of anchor portion;Alternatively, can also be realized by changing the structure of cradling piece, the present embodiment is to specific reality
Existing mode is without limitation.
Heart isolating device provided by the invention, applied in the interventional therapy of heart.Pass through the bracket on apparatus main body
Bar and polymer tube cooperate, and form the chocking construction that limit bracket bar is excessively pierced into core indoor wall.Compared to traditional heart
Isolating device is excessively pierced into the case where core indoor wall, and this chocking construction makes the connection of anchor portion and core indoor wall more stable,
It can be avoided cradling piece and be excessively pierced into core indoor wall, reduce heart isolating device and injured caused by heart, at the same time it can also drop
The risk that low heart isolating device is displaced.
In a kind of possible embodiment, at least one surface of the cradling piece main body 11 has the first bulge-structure
111.As shown in figure 3, length direction of first bulge-structure 111 along the cradling piece main body 11 on the cradling piece 10, shape
At on the surface of the cradling piece main body 11.In general, the cradling piece is the apparatus main body that umbrella is made up of cutting technique,
When polymer tube is set in cradling piece main body, frictional force between smooth cradling piece main body and polymer tube inner wall compared with
It is small, cause polymer tube to slide in the cradling piece main body, is not easy to subsequent work continuously.The present embodiment passes through in the branch
The first bulge-structure is formed in hack lever main body, is slided with limiting the polymer tube in the cradling piece main body.In this way, working as anchor
When determining the predetermined position of portion's piercing core indoor wall, the head end for the polymer tube being assemblied on cradling piece can offset with core indoor wall,
The depth of limit bracket bar piercing core indoor wall.
The present embodiment is not specifically limited the shape of cradling piece.For example, multiple first is convex for flat cradling piece
Being distributed on the side wall of the cradling piece main body along its length of being spaced of structure is played, two first protrusion knots are also possible to
Structure is distributed in the opposite two side walls of cradling piece main body.In this way, two the first bulge-structure collective effects, limit effect is more
It is good.And for cylindrical cradling piece, the first bulge-structure can be formed on the side surface of cradling piece main body.The present embodiment pair
Shape, length, distribution of first bulge-structure etc. are without limitation.
Optionally, first bulge-structure 111 is in continuous waveform, and first bulge-structure 111 is from the branch
Hack lever 10 extends to the other end far from the anchor portion 12 close to one end of the anchor portion 12.As shown in figure 3, the first protrusion
Structure 111 is continuously distributed on the surface of cradling piece main body 11, since the first bulge-structure 111 is wavy, the first protrusion
The inner wall of each wave crest and polymer tube 20 in structure 111 is fitted close.This embodiment is advantageous in that, is effectively increased
Big frictional force between polymer tube inner wall and cradling piece main body, makes polymer tube is stable to be assemblied in cradling piece main body,
Limit the movement of polymer tube.
In alternatively possible embodiment, the second bulge-structure is provided on the surface of the cradling piece main body 11
112.As shown in figure 4, second bulge-structure 112 is distributed in any position of the cradling piece main body 11 along its length
On, the inner wall of second bulge-structure 112 and the polymer tube 20 cooperates.Wherein, the second bulge-structure 112 can be point
Cloth is on the surface of the front end of cradling piece main body 11, middle part or tail end, when polymer tube 20 is set in cradling piece main body 11
When, the second bulge-structure 112 can be fitted close with polymer tube 20.
Particularly, the cradling piece main body is arranged in close to the table of the anchor portion in two second bulge-structures 112
On face.The head end of the polymer tube 20 extends to the direction of the anchor portion, and second bulge-structure is in the cradling piece
Main body is on the surface of the anchor portion.This embodiment is advantageous in that, the second bulge-structure and the polymer tube
Inner wall offset, improve the hardness of polymer tube head end.After anchor portion is pierced into core indoor wall, the head end and the heart of polymer tube
Chamber interior walls offset and keep strong posture, and limitation anchor portion continues to be pierced into core indoor wall.
Alternatively, surface where second bulge-structure is opposite with the surface where first bulge-structure.For example,
It is formed with the first bulge-structure on one side wall of flat cradling piece main body, in the other side opposite with the first bulge-structure
The second bulge-structure is formed on wall.First bulge-structure and the second bulge-structure collective effect, on the one hand can limit high score
Opposite sliding of the sub- pipe between cradling piece and cradling piece;On the other hand, moreover it is possible to ensure the head end of polymer tube with intra-ventricle
When wall offsets, the problems such as keeping original posture, avoid the occurrence of bending.
Further, the anchor portion 12 includes: interconnecting piece 121 and fixed point 122.As shown in Figures 2 and 3, the company
The both ends of socket part 121 are connected separately with the fixed point 122 and the cradling piece main body 11.The fixed point 122 from tip to
It is formed with barb 1221 close to the direction of the interconnecting piece 121, the width of the barb 1221 is greater than the width of the interconnecting piece 121
Degree.After the cradling piece 10 is pierced into core indoor wall, barb 1221 can make being locked on core indoor wall tightly of cradling piece 10,
Cradling piece is avoided to fall off from core indoor wall.Wherein, barb can be single barb and be also possible to double barbs.
Specifically, the head end of the polymer tube 20 extends to the direction of the interconnecting piece 121.The polymer tube is arranged
On the surface of the interconnecting piece, core indoor wall is excessively pierced into anchor portion for limiting interconnecting piece.Wherein, polymer tube is to even
The length that socket part extends is related with the anchor portion piercing depth of core indoor wall.For example, when the head end of the polymer tube is to described
The direction of interconnecting piece extends, and when close to the fixed point, the depth for the core indoor wall that the anchor portion is pierced into is reduced.
As shown in Figure 5 and Figure 6, the heart isolating device further include: polymeric membrane 30, the polymer tube 20 are folded in
Between polymeric membrane 30 described in two panels, polymeric membrane 30 described in two panels is attached on the surface of the polymer tube 20.Specific
Implementation process in, polymer tube 20 will be set in cradling piece main body 11 first, then polymeric membrane 30 is attached at the height
On molecule pipe 20.Since the fusing point of polymer tube makes high score by using hot-forming technique lower than the fusing point of polymeric membrane
Son pipe is closely bonded with cradling piece, is attached on the surface of cradling piece.Wherein, the head end of polymer tube is in flat structure, with
Realize better stopping effect.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (10)
1. a kind of heart isolating device characterized by comprising distensible apparatus main body;
Described device main body is in umbrella, and is enclosed by more cradling pieces, and the cradling piece is divided into cradling piece main body and company
The anchor portion in the cradling piece main body head end is connect, polymer tube is arranged in the cradling piece main body, the anchor portion is matched
It is set to piercing core indoor wall;
When the anchor portion is pierced into core indoor wall predetermined position, the head end of the polymer tube offsets with the core indoor wall.
2. heart isolating device according to claim 1, which is characterized in that at least one surface of the cradling piece main body
With the first bulge-structure, first bulge-structure is configured as limiting polymer tube cunning in the cradling piece main body
It is dynamic.
3. heart isolating device according to claim 2, which is characterized in that first bulge-structure is in continuous wave
Shape, first bulge-structure are extended to close to one end of the anchor portion far from the anchor portion from the cradling piece main body
The other end.
4. heart isolating device according to claim 2, which is characterized in that be provided on the surface of the cradling piece main body
Multiple second bulge-structures, second bulge-structure are abutted with the inner wall of the polymer tube.
5. heart isolating device according to claim 4, which is characterized in that two second bulge-structures are arranged in institute
Cradling piece main body is stated on the surface of the anchor portion.
6. heart isolating device according to claim 4, which is characterized in that surface where second bulge-structure with
Surface where first bulge-structure is opposite.
7. heart isolating device according to claim 1, which is characterized in that the anchor portion includes: interconnecting piece and fixation
Point, the both ends of the interconnecting piece are connected separately with the fixed point and the cradling piece main body, and the fixed point is from tip to leaning on
The direction of the nearly interconnecting piece is formed with barb, and the width of the barb is greater than the width of the interconnecting piece.
8. heart isolating device according to claim 7, which is characterized in that the head end of the polymer tube is to the connection
The direction in portion extends, and the polymer tube is set in the part of the surface of the interconnecting piece.
9. heart isolating device according to claim 1, which is characterized in that further include: polymeric membrane, the polymer tube
It is folded between polymeric membrane described in two panels, polymeric membrane described in two panels is attached on the surface of the polymer tube.
10. according to claim 1-9 it is one of any described in heart isolating device, which is characterized in that the polymer tube passes through
Heat pressing process is molded on the cradling piece, and the head end of the polymer tube is in flat structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811534508.4A CN109528369B (en) | 2018-12-14 | 2018-12-14 | Cardiac isolation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811534508.4A CN109528369B (en) | 2018-12-14 | 2018-12-14 | Cardiac isolation device |
Publications (2)
Publication Number | Publication Date |
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CN109528369A true CN109528369A (en) | 2019-03-29 |
CN109528369B CN109528369B (en) | 2024-03-12 |
Family
ID=65856386
Family Applications (1)
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CN201811534508.4A Active CN109528369B (en) | 2018-12-14 | 2018-12-14 | Cardiac isolation device |
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CN (1) | CN109528369B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060264980A1 (en) * | 1999-08-09 | 2006-11-23 | Alexander Khairkhahan | System for improving cardiac function |
CN103932753A (en) * | 2014-05-05 | 2014-07-23 | 梅奇峰 | Device and method for manufacturing isolating layer in cardiac tamping |
CN104055603A (en) * | 2014-07-07 | 2014-09-24 | 宁波健世生物科技有限公司 | Novel cardiac valve implantation instrument with anchoring device |
CN106473791A (en) * | 2016-09-22 | 2017-03-08 | 杭州诺茂医疗科技有限公司 | A kind of occluder for left auricle of adjustable distance |
WO2018050203A1 (en) * | 2016-09-16 | 2018-03-22 | Coramaze Technologies Gmbh | Heart implant |
-
2018
- 2018-12-14 CN CN201811534508.4A patent/CN109528369B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060264980A1 (en) * | 1999-08-09 | 2006-11-23 | Alexander Khairkhahan | System for improving cardiac function |
CN103932753A (en) * | 2014-05-05 | 2014-07-23 | 梅奇峰 | Device and method for manufacturing isolating layer in cardiac tamping |
CN104055603A (en) * | 2014-07-07 | 2014-09-24 | 宁波健世生物科技有限公司 | Novel cardiac valve implantation instrument with anchoring device |
WO2018050203A1 (en) * | 2016-09-16 | 2018-03-22 | Coramaze Technologies Gmbh | Heart implant |
CN106473791A (en) * | 2016-09-22 | 2017-03-08 | 杭州诺茂医疗科技有限公司 | A kind of occluder for left auricle of adjustable distance |
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Publication number | Publication date |
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CN109528369B (en) | 2024-03-12 |
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