CN2780121Y - Interventricular diaphragm peripheral defect sealing device - Google Patents
Interventricular diaphragm peripheral defect sealing device Download PDFInfo
- Publication number
- CN2780121Y CN2780121Y CNU2005200168831U CN200520016883U CN2780121Y CN 2780121 Y CN2780121 Y CN 2780121Y CN U2005200168831 U CNU2005200168831 U CN U2005200168831U CN 200520016883 U CN200520016883 U CN 200520016883U CN 2780121 Y CN2780121 Y CN 2780121Y
- Authority
- CN
- China
- Prior art keywords
- stopper
- waist
- right ventricle
- cylinder
- sealing 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Prostheses (AREA)
Abstract
The utility model provides a novel interventricular membrane peripheral defect sealing device. A bracket is formed from nickel-titanium alloy wires in a knitting mode. The novel interventricular diaphragm peripheral defect sealing device mainly comprises a disk sheet for a left ventricle, a disk sheet for a right ventricle, a cylindrical waist part and a conical waist part, wherein the disk sheet for the left ventricle and the disk sheet for right ventricle of the sealing device are vertically arranged in opposite directions. The novel interventricular diaphragm peripheral defect sealing device is characterized in that the disk sheet for the right ventricle forms an eccentric shape which is vertically asymmetrical. The total thickness of the waist part of the sealing device is 2.5 mm which is more than 2 mm-the total thickness of a waist part of the existing sealing device. The waist part is divided into a cylinder and a cone. The cylinder is arranged from the right ventricle to the point of the length of 1.5 mm to the right ventricle. The diameter of the cylinder is equal to the diameter of the waist part of the sealing device. The rest waist part from the point of 1.5 mm to the surface of the right ventricle is a semicone, and the thickness of the rest waist is 1 mm, wherein the length of a small opening of the disk sheet which is connected with the surface of the right ventricle is half of the diameter of the cylindrical waist. An interface of the waist part is suitable for small outlets of a plurality of openings of a funnel shape or a sac. Simultaneously, the covering surface of the disk sheet on the side of the right ventricle and the containment of the sealing device to a pseudo tumor at the membranous part are increased. The utility model is suitable for a patient which is ill with heart valve peripheral septal defect which is caused by the pseudo tumor at the membranous part.
Description
Technical field
This utility model relates to medical instruments field.
Background technology
Film perimembranous ventricular septal defect is one of modal CMH.Surgical operation is ripe relatively through the development of decades, but still has certain mortality rate and complication, as residual leakage, pericardial incision syndrome, atrioventricular block and arrhythmia etc., still is not a kind of ideal Therapeutic Method therefore.Used two-sided umbrella device since the closed catheter ventricular septal defect from reports such as Lock in 1988, there successively have multiple stopper to be applied to be clinical, particularly the Amplatzer ventricular septal defect comes out, the brilliant prospect that provides for the interventional therapy of film perimembranous ventricular septal defect.But the film perimembranous ventricular septal defect overwhelming majority all forms with pseudo theca tumor, must need the stopper waist to provide more containing space with the parcel pseudo theca tumor during shutoff.Yet the present film perimembranous ventricular septal defect of using clinically, its waist thickness is unified to be 2mm, obviously the film perimembranous ventricular septal defect that great majority are formed with pseudo theca tumor is not too suitable, usually causes the stopper distortion after shutoff.Therefore be necessary to design and develop out the film perimembranous ventricular septal defect that is fit to more with pseudo theca tumor formation.
Summary of the invention
The purpose of this utility model provides a kind of rational in infrastructure, damaged stopper of a kind of novel interventricular septum film perimembranous of being suitable for accompanying pseudo theca tumor to form.
For this reason, this utility model provides a kind of heart film perimembranous ventricular septal defect that forms through vessel occlusion companion pseudo theca tumor.The support that this stopper is formed by the braiding of NiTi spun gold, it mainly comprises in opposite directions thirty years of age the left ventricle disc of stopper and the right ventricle disc of stopper, the stopper waist that connects the right ventricle disc of above-mentioned left ventricle disc and stopper, left ventricle disc one end of described stopper links to each other with fixed connecting part, right ventricle disc one end of described stopper links to each other with fixed connecting part, has the duct of connection to be connected with transport control system on described fixed connecting part; Wherein, the principal character of described stopper is that the waist thickness of the more existing film perimembranous of this stopper waist ventricular septal defect increases, and the left and right ventricles disc is all eccentric shape structure.
Advantage of the present utility model and positive effect: waist thickness of the present utility model is 2.5mm, and more existing 2mm increases, thereby has increased the pardon of stopper waist to pseudo theca tumor; Waist portions cylinder, cone two parts, beginning to the right from the right ventricle, 1.5mm is a cylinder, diameter is selected stopper waist diameter, is the semicircle cone from the 1.5mm place to the waist of the residue 1mm of right ventricle's face thickness, and the little opening that wherein connects right ventricle's face sheet is half of cylinder waist diameter.This kind waist interface is fit to the small-sized outlet of many openings of funnel-form or capsule bag more.The right ventricle disc is an asymmetric eccentric shape up and down, be the disc of right ventricle side at the valve of pulmonary trunk lateral edges than the big 2mm of cylinder waist diameter, its offside is than the big 4mm of cylinder waist diameter, thereby increased the coverage rate of right ventricle side panel sheet, more helped the pseudo theca tumor patient of shutoff with a plurality of cuts.
Description of drawings
The stopper structural representation that Fig. 1 provides for this utility model.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment this utility model is further described.
As shown in Figure 1, that this utility model embodiment provides is a kind of rational in infrastructure, be suitable for the damaged stopper of a kind of novel interventricular septum film perimembranous of accompanying pseudo theca tumor to form.The support 1 of the damaged stopper of a kind of novel interventricular septum film perimembranous for forming by the nitinol alloy wire braiding, it mainly comprises in opposite directions thirty years of age the left ventricle disc 2 of stopper and the right ventricle disc 4 of stopper, the stopper cylinder waist 3 and the cone waist 8 that connect the right ventricle disc 4 of above-mentioned left ventricle disc 2 and stopper, left ventricle disc 2 one ends of described stopper link to each other with fixed connecting part 7, right ventricle disc 4 one ends of described stopper link to each other with fixed connecting part 5, have the duct 6 of connection to be connected with transport control system on described fixed connecting part 5; Wherein, the right ventricle disc 4 of the left ventricle disc 2 of described stopper and stopper is a unsymmetric structure.
The fixed connecting part 5 of right ventricle disc 4 one ends of this stopper is all used the fixing control of medical stainless steel circle with left ventricle disc 2 one ends and fixed connecting part 7, the lateral ends of described stainless steel coil 5 has the duct 6 of connection to be connected with transport control system, the fixedly connected control assembly 5 of above-mentioned right ventricle one end and left ventricle disc 2 one ends fixedly connected all inner hollow of control assembly 7, can link to each other with above-mentioned nitinol alloy wire, should there be solder joint between described screw and the nitinol alloy wire, but adopt the kneading technology to make, its pulling force is better than existing support by being welded at present greatly, and difficult drop-off.This stopper is woven into flat bottom bags shape by certain route by nitinol alloy wire on mould, two ends are used the 316L stainless steel coil and fixed, and put between the special outer mold, after heat treatment form asymmetrical double plate shape.
The characteristic morphologic of this stopper is, the waist gross thickness is 2.5mm, and more existing 2mm increases, thereby has increased the pardon of stopper waist to pseudo theca tumor; Waist portions cylinder, cone two parts, beginning to the right from the right ventricle, 1.5mm is a cylinder, diameter is selected stopper waist diameter, is the semicircle cone from the 1.5mm place to the waist of the residue 1mm of right ventricle's face thickness, and the little opening that wherein connects right ventricle's face sheet is half of cylinder waist diameter.This kind waist interface is fit to the small-sized outlet of many openings of funnel-form or capsule bag more.The right ventricle disc is an asymmetric eccentric shape up and down, be the disc of right ventricle side at the valve of pulmonary trunk lateral edges than the big 2mm of cylinder waist diameter, its offside is than the big 4mm of cylinder waist diameter, thereby increased the coverage rate of right ventricle side panel sheet, more helped the pseudo theca tumor patient of shutoff with a plurality of cuts.
The horizontal bottom of two side discs is parallel to each other, and the control treatment temperature, reaches the super-elasticity and the memory function that need.The support liner of this stopper is gone into 3-10 layer polyester film, uses medical suture and holder part and is stitched together, and it is standby to put into suction paper sterilization bag ethane via epoxyethane sterilization back.
The nitinol alloy wire of this stopper is the support of stopper, and the polyester fiber film serves as a contrast into middle, plays the effect that stops blood flow; The effect of fixedly connected part is that fixedly nitinol alloy wire is connected with providing with transport control system.The profile of described stopper is the double plate shape, the waist that connects two disks is cylindrical, disk is bigger than waist diameter, the disc of right ventricle side at the valve of pulmonary trunk lateral edges than cylinder waist 3 big 2mm, its offside is than the big 4mm of cylinder waist 3 diameters, the disc edge of left side heart side in the aorta side than the big 0.5mm of cylinder waist diameter, in apex of the heart side than the big 5.5mm of cylinder waist diameter.Be that the left and right sides disc all is eccentric shape.The right ventricle side direction has fixed stainless steel coil.To be connected with transport portion in the side opening of steel wire penetrating stopper during application, an end of tractive steel wire rope discharged stopper after stopper put in place.Stopper has good shape memory function, is subjected to external force traction and is linear, recovers original-shape behind the external force place to go immediately.
In clinical practice, select the size of stopper for use according to the interventricular septal defect diameter of radiography measurement in ultrasonic and the art.Usually select the diameter of stopper than the about 2mm of measured value.Stopper is sent into left ventricle through delivery sheath, at first opens the waist of left ventricle face and stopper in left ventricle, returns and removes the sheath pipe, discharges the disc of right heart face.Under ultrasonic and the guiding of X line, determine the position that stopper is implanted and meet stifled effect.
Claims (4)
1. damaged stopper of novel interventricular septum film perimembranous, weave the support (1) that forms by the NiTi spun gold, it mainly comprises in opposite directions thirty years of age the left ventricle disc (2) of stopper and the right ventricle disc (4) of stopper, the stopper cylinder waist (3) and the cone waist (8) that connect the right ventricle disc (4) of above-mentioned left ventricle disc (2) and stopper, left ventricle disc (2) one ends of described stopper link to each other with fixed connecting part (7), right ventricle disc (4) one ends of described stopper link to each other with fixed connecting part (5), have connection duct (6) to be connected with transport control system on described fixed connecting part (5).
2. the damaged stopper of a kind of novel interventricular septum film perimembranous according to claim 1, it is characterized in that, the gross thickness of stopper cylinder waist (3) and cone waist (8) is 2.5mm, greater than existing 2mm, thereby has increased the pardon of stopper waist to pseudo theca tumor.
3. the damaged stopper of a kind of novel interventricular septum film perimembranous according to claim 1, it is characterized in that, waist portions cylinder, cone two parts, beginning to the right from the right ventricle, 1.5mm is a cylinder, diameter is selected stopper waist diameter, is the semicircle cone from the 1.5mm place to the waist of the residue 1mm of right ventricle's face thickness, and the little opening that wherein connects right ventricle's face sheet is half of cylinder waist diameter, and this kind waist interface is fit to the small-sized outlet of many openings of funnel-form or capsule bag more.
4. the damaged stopper of a kind of novel interventricular septum film perimembranous according to claim 1, it is characterized in that, the right ventricle disc (2) that described stopper feature is a stopper is asymmetric eccentric shape up and down, be the disc of right ventricle side at the valve of pulmonary trunk lateral edges than the big 2mm of cylinder waist (3), its offside is than the big 4mm of cylinder waist (3) diameter, thereby increased the coverage rate of right ventricle side panel sheet, more helped the pseudo theca tumor that shutoff has a plurality of outlets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200168831U CN2780121Y (en) | 2005-04-19 | 2005-04-19 | Interventricular diaphragm peripheral defect sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200168831U CN2780121Y (en) | 2005-04-19 | 2005-04-19 | Interventricular diaphragm peripheral defect sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2780121Y true CN2780121Y (en) | 2006-05-17 |
Family
ID=36761319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200168831U Expired - Fee Related CN2780121Y (en) | 2005-04-19 | 2005-04-19 | Interventricular diaphragm peripheral defect sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2780121Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101926663A (en) * | 2010-08-15 | 2010-12-29 | 周宏� | Conveyor for J-shaped muscular ventricular septal defect amplatzer |
| CN103479422A (en) * | 2013-10-05 | 2014-01-01 | 王学建 | Defect repair device for neuroendoscope through nose |
| CN104000629A (en) * | 2014-05-26 | 2014-08-27 | 山东省立医院 | Ventricular septal defect occluder |
| CN104042257A (en) * | 2014-05-05 | 2014-09-17 | 尚小珂 | Ventricular septal defect hole occluder |
| CN107753068A (en) * | 2016-08-18 | 2018-03-06 | 先健科技(深圳)有限公司 | Plugging device |
-
2005
- 2005-04-19 CN CNU2005200168831U patent/CN2780121Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101926663A (en) * | 2010-08-15 | 2010-12-29 | 周宏� | Conveyor for J-shaped muscular ventricular septal defect amplatzer |
| CN103479422A (en) * | 2013-10-05 | 2014-01-01 | 王学建 | Defect repair device for neuroendoscope through nose |
| CN104042257A (en) * | 2014-05-05 | 2014-09-17 | 尚小珂 | Ventricular septal defect hole occluder |
| CN104000629A (en) * | 2014-05-26 | 2014-08-27 | 山东省立医院 | Ventricular septal defect occluder |
| CN107753068A (en) * | 2016-08-18 | 2018-03-06 | 先健科技(深圳)有限公司 | Plugging device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104159524B (en) | Heart occlusion devices | |
| CN201082203Y (en) | Heart defect occluder device | |
| CN2780121Y (en) | Interventricular diaphragm peripheral defect sealing device | |
| CN104274224B (en) | Left atrial appendage occlusion device | |
| CN2524710Y (en) | New cardiac atrial septal defect blocking device | |
| CN2613248Y (en) | Ventricular septel defect block device | |
| CN110236606A (en) | Postinfarction ventricular septal defect plugging device | |
| CN214128635U (en) | No inner membrance closely knits patent foramen ovale plugging device | |
| CN205339017U (en) | Acleistocardia plugging device that sufficiency is high | |
| CN2897196Y (en) | Double-disk thin interventricular septal defect stopper with left large and right small | |
| CN101642395A (en) | Ostomy bracket | |
| CN101061971A (en) | Tissue engineering ventricular septal defect occluder | |
| CN2920184Y (en) | Ventricular septal defect occluder | |
| CN115737013A (en) | Edge atrial septal defect plugging device | |
| CN103300895A (en) | Single-layer knitted umbrella-shaped cardiac septum occluder | |
| CN206777354U (en) | A kind of oval hole plugging device | |
| CN207323503U (en) | A kind of Novel room is every defect plugging device | |
| CN113057765B (en) | Artificial heart valve | |
| CN202458498U (en) | Heart septal defect drug-coated plugging device | |
| CN2610872Y (en) | Asymmetric ventricular septal defect plugging device | |
| CN211355624U (en) | Atrial septal defect plugging device | |
| CN104323813B (en) | Occluder for heart septal defects | |
| CN200942130Y (en) | Composition type huge ventricular septal defect occluder | |
| CN209136702U (en) | A kind of scarce plugging device in single-layered disk room | |
| CN2464273Y (en) | Cardiac partition defect reparing support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |