CN104523353B - Artificial mitral valve valve valve holder - Google Patents
Artificial mitral valve valve valve holder Download PDFInfo
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- CN104523353B CN104523353B CN201410817427.0A CN201410817427A CN104523353B CN 104523353 B CN104523353 B CN 104523353B CN 201410817427 A CN201410817427 A CN 201410817427A CN 104523353 B CN104523353 B CN 104523353B
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- Prior art keywords
- valve
- core bar
- lobe
- artificial mitral
- valve valve
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Classifications
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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 present invention provides a kind of artificial mitral valve valve valve holder, including: handle portion, core bar, ratchet and hold lobe；Wherein, described lobe of holding has a upper opening and bottom is provided with the barrel-shaped cavity of through hole, this barrel-shaped cavity inner wall is provided with ratchet slot and chute realizes and core bar, the connection of ratchet, this is held and is circumferentially provided with three along barrel-shaped cavity outside lobe and holds line portion, tightens up line by holding line portion and can make lobe angle and valve holder being fixing is connected；The relational implementation that cooperates of described handle portion, core bar and ratchet is when rotating handle portion, and core bar generation single-directional rotating drive tightens up the deflation of line makes lobe angle tighten up.This artificial mitral valve valve valve holder, it is capable of the radially fixed of the lobe angle to artificial mitral valve valve, thus lobe angle can be avoided when packing up lobe angle because of excessive the brought damage of deformation；Additionally, this artificial mitral valve valve valve holder is split type, greatly reduce production cost and use cost.
Description
Technical field
The present invention relates to a kind of artificial mitral valve valve valve holder, belong to technical field of medical instruments.
Background technology
Valvular heart disease is currently one of cardiopathic main species, and valve disease can cause the great function of heart to hinder
Hinder and finally need to replace native heart valve with Cardiac valve prosthesis.Cardiac valve is broadly divided into aortic valve, pulmonary artery
Lobe, Tricuspid valve and Bicuspid valve.Wherein mitral valve is again Mitral valve, such as " the unidirectional work between same left room and left room
Door ", it is ensured that blood circulation is necessarily flowed to left ventricle direction and by certain blood flow by left atrium.Majority is needed more
Change valvular patient, mostly use operating mode to be implanted by Cardiac valve prosthesis.
Artificial mitral valve valve is fabricated by by biological tissue, metal rack, silica gel and polyester thread and woven dacron, is giving birth to
Product stores in impregnating fluid to be placed on after completing, transports.In the meantime, the effect of mitral valve valve holder is by mitral valve
It is securely fixed in the preservation bottle filling impregnating fluid, it is desirable to valve valve holder is fixed in preservation bottle and the valve preserved in bottle
Hanger is connected, and makes mitral valve neither be separated from impregnating fluid, does not collides with other implements and cause product safety problem.
And in operation process, valve can be sewed up with tissue by patient by the assurance of valve by valve holder.
In mitral valve clinic implantation process, affect operation effect to prevent valve lobe angle and tissue from interfering
Fruit and/or procedure, need to pack up the three of valve lobe angles before implantation, and this is also one of the effect of valve valve holder.Mesh
The valve holder of front Clinical practice is typically designed as having and can realize axially pushing away the structure tightening up line to pack up lobe angle, or to not receiving
The lobe angle risen is fixed, and this mode is excessive for the deformation at lobe angle, and the mode axially tightened up requires that mould one becomes
Type, makes the expense of production mould be greatly increased, and be simultaneous for the various sizes of mitral valve corresponding size of needs holds lobe
The integral replacing of device, high cost of performing the operation.
Summary of the invention
For drawbacks described above of the prior art, the present invention provides a kind of artificial mitral valve valve valve holder, and it can be real
Now radially fixed to the lobe angle of artificial mitral valve valve, thus lobe angle can be avoided to be brought because deformation is excessive when packing up lobe angle
Damage；Additionally, this artificial mitral valve valve valve holder is split type, greatly reduce production cost and use cost.
The present invention provides a kind of artificial mitral valve valve valve holder, including: handle portion, core bar, ratchet and hold lobe；Wherein,
Described lobe of holding has a upper opening and bottom is provided with the barrel-shaped cavity of through hole, and this barrel-shaped cavity inner wall is provided with ratchet
Groove and chute, this is held and is circumferentially provided with three valve support portions, the bottom in each valve support portion along barrel-shaped cavity outside lobe
Outer rim is respectively formed for artificial mitral valve valve is formed the supporting surface supported, and three supporting surface edges are held lobe circumference and surrounded ring
The radial dimension of shape is consistent with the sutural margin internal diameter of the artificial mitral valve valve supported, and the top of described supporting surface is provided with holds line
Portion, this is held line portion and can make to tighten up line and wear to the lower section holding line portion from the inner side holding line portion；
Described core bar top has location-plate, and this location-plate lower surface is provided with location core bar, outside core bar top, location is formed
The holding section that footpath increases, along forming hook structure under this holding section, described ratchet can be sheathed on described holding section, so that ratchet
With the combination physical ability of holding section be placed in described in hold in the upper opening of barrel-shaped cavity of lobe, then can in the bottom positioning core bar
Stretch out from the through hole of barrel-shaped cavity bottom, and ratchet and hook structure ratchet slot and chute with barrel-shaped cavity inner wall respectively matches
Merge and realize one-directional rotation；
Described handle portion is detachably arranged on the location-plate of core bar, and this handle portion can drive core bar to rotate.
In one embodiment, described handle portion includes handle set and detachable handle, and handle set is provided with first and wears
String holes, the location-plate of described core bar is provided with the second through wires hole corresponding to described first through wires hole.
Further, described first through wires hole and the second through wires hole are two, and are provided with between described first through wires hole
First cuts line groove.
In one embodiment, the location-plate top of described core bar offers fixing hole, and handle set bottom is provided with can be with solid
Determine to realize clamping by notch between the fixing bar matched in hole, and described fixing bar and fixing hole to fix.
In one embodiment, the holding section that core bar top, described location external diameter increases is cage structure, this cage structure
Having three upper ends and be fixed on the center stand column of location-plate lower surface, the lower end of center stand column is respectively with the outer end of a crossbeam even
Connecing, the inner of this crossbeam meets at location core bar, and the lower ora terminalis of center stand column forms described hook structure, on three crossbeams respectively
Offer for wearing the anchor line (string) through hole being to tighten up line.
Further, the bottom of described location core bar is column, and its one end is connected with described crossbeam meet, the other end
Stretch out from the through hole of barrel-shaped cavity bottom.
Further, the periphery of described ratchet is provided with the Elastic Teeth that at least one is tangent with this ratchet periphery.
In one embodiment, described in hold line portion be two-stage hierarchic structure, first order ladder is fixed on holds lobe barrel-shaped cavity
In the lower, outer perimeter of body, described for artificial mitral valve valve is formed under the inner side that the supporting surface supported is positioned at second level ladder
Side, circumferentially offers three through wires holes spaced apart on the ladder of the described second level, and is provided with energy on first order ladder
Enough make to tighten up line and wear the passing channel to through wires hole from location core bar extension.
Further, offer second between two through wires holes in three through wires holes spaced apart to cut line groove.
Further, it is respectively equipped with two groups axially distributed a pair holding lobe barrel-shaped cavity external week corresponding region
Projection, and the setting of this pair projection can make valve hanger be fixed between this pair projection.
The artificial mitral valve valve valve holder that the present invention provides, is realized by handle portion, core bar, being mutually matched of ratchet
One-directional rotation in holding lobe barrel-shaped cavity body, this external handle portion rotate while by hold line portion make to wear inside it to
The line that tightens up below tightens up, and is achieved in the radially fixed of the lobe angle to artificial mitral valve valve；Additionally, this artificial mitral valve
Valve valve holder is split-type structural, not only enormously simplify mould structure and reduces die manufacturing cost, simultaneously for
Only need to change during various sizes of mitral valve and hold lobe part accordingly, thus reduce use cost.
Accompanying drawing explanation
Fig. 1 is the artificial mitral valve valve valve holder of present invention structural representation under split state；
Fig. 2 is the structural representation holding lobe of the artificial mitral valve valve valve holder of the present invention；
Fig. 3 is the handle set structural representation with core bar of the artificial mitral valve valve valve holder of the present invention；
Fig. 4 is the upward view of the core bar of the artificial mitral valve valve valve holder of the present invention；
Fig. 5 is the schematic diagram that the artificial mitral valve valve valve holder of the present invention is connected after fixing with artificial mitral valve valve.
Reference:
1: handle portion 2: core bar
3: ratchet 4: hold lobe
12: handle set 13: handle
14: fixing bar 15: fixing muscle
Cut line groove 121a, 121b: first through wires hole at 123: the first
21: location-plate 22: location core bar
23: holding section 24: hook structure
212: fixing hole 214a, 214b: the second through wires hole
213: fixing groove 25: column
231: center stand column 232: crossbeam
233: anchor line (string) through hole 41: barrel-shaped cavity
42: ratchet slot 43: chute
45: supporting surface 46: hold line portion
47: passing channel 461a, 461b, 461c: through wires hole
Cut line groove a at 462: the second: tightens up line
B: lobe angle c: artificial mitral valve valve
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, attached below in conjunction with in the embodiment of the present invention
Figure, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment is the present invention
A part of embodiment rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
Make the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
Fig. 1 is the artificial mitral valve valve valve holder of present invention structural representation under split state.Fig. 2 is the present invention
The structural representation holding lobe of artificial mitral valve valve valve holder.Fig. 3 is the artificial mitral valve valve valve holder of the present invention
The structural representation of handle set and core bar.Fig. 4 is the upward view of the core bar of the artificial mitral valve valve valve holder of the present invention.Figure
5 is the schematic diagram that the artificial mitral valve valve valve holder of the present invention is connected after fixing with artificial mitral valve valve.
Please also refer to Fig. 1-Fig. 5, the artificial mitral valve valve valve holder of the present invention includes: handle portion 1, core bar 2, ratchet
3 and hold lobe 4.
Holding lobe 4 and have a upper opening and bottom is provided with the barrel-shaped cavity 41 of through hole, this barrel-shaped cavity inner wall is provided with ratchet
Groove 42 and chute 43, this is held and is circumferentially provided with three valve support portions 44, each valve support along barrel-shaped cavity 41 outside lobe 4
The bottom outer rim in portion 44 is respectively formed for artificial mitral valve valve is formed the supporting surface 45 supported, and three supporting surfaces 45 are along holding
The radial dimension that lobe 4 circumference surrounds annular is consistent with the sutural margin internal diameter of the artificial mitral valve valve supported, supporting surface 45
Top be provided with and hold line portion 46, this is held line portion 46 and can make to tighten up line and wear to the lower section holding line portion from the inner side holding line portion.
Core bar 2 top has location-plate 21, and this location-plate 21 lower surface is provided with location core bar 22, core bar 22 top, location shape
Becoming the holding section 23 that external diameter increases, edge, 23 times, this holding section to form hook structure 24, ratchet 3 can be sheathed on holding section 23, thus
Make ratchet 3 be placed in the upper opening of the barrel-shaped cavity 41 holding lobe with the combination physical ability of holding section 23, and position core bar 22
Bottom then can stretch out by the through hole bottom barrel-shaped cavity 41, and ratchet 3 and hook 24 structures respectively with barrel-shaped cavity inner wall
The merging that matches of ratchet slot 42 and chute 43 realizes one-directional rotation.
Handle portion 1 is detachably arranged on the location-plate 21 of core bar 2, and this handle portion 1 can drive core bar 2 to rotate.
In the artificial mitral valve valve valve holder of the present invention, handle portion 1 grips and in the clockwise or inverse time for operator
Pin forms, when rotating, the driving force that the lobe angle b to artificial mitral valve valve tightens up, core bar 2 and 3, the ratchet being connected with handle portion 1
Joining and the driving force from handle portion 1 is transferred to ratchet 3, ratchet 3 mates with the ratchet slot 42 of barrel-shaped cavity inner wall and makes spine
Wheel 3 is only capable of one-directional rotation in ratchet slot 42；Placing artificial mitral valve valve and making it be supported under valve support portion
During portion's outer rim, it is carried out radial and axial fixing by tightening up line a, the one end tightening up line a wherein can be made to be fixed on locating core
On bar 2, the other end is from the inner side (part specifically can stretched out from barrel-shaped cavity bottom through-hole from location core bar 22) holding line portion 46
Wear to the lower section holding line portion 46, and then consolidated through rear from being positioned at the lobe angle b holding the artificial mitral valve valve below line portion 46
Fixed, thus tighten up line a when turning handle portion 1 by drive and realize tightening up of the lobe angle b to artificial mitral valve valve；Due to
Ratchet 3 is only capable of one-directional rotation in ratchet slot 42, and therefore lobe angle c will not open after tightening up again, thus valve can be made in footpath
It is firmly secured in valve holder on axially, can provide to artificial mitral valve valve in storage, transport and operation process
Good fix, support and holding effect.
In one embodiment, handle portion 1 can include handle set 12 and detachable handle 13, and handle set can be provided with
First through wires hole, the location-plate 21 of core bar 2 can be provided with the second through wires hole corresponding to the first through wires hole.First through wires hole and second is worn
The diameter of string holes can be identical, such as, be 0.3-1.5mm；It is right that the first through wires hole being oppositely arranged and the second through wires hole can be used for
Handle set 12 and core bar location-plate 21 form binding, thus realize being relatively fixed of handle set 12 and core bar location-plate 21.Additionally,
Detachable handle 13 such as may be threadably coupled on handle set 12, now can be formed axially arranged on handle set 12
Internal thread hole, and on handle 13, form the external screw thread matched with this internal thread hole, thus facilitate handle 13 at handle set 12
On installation and removal.Particularly, it is also possible to form axially arranged internal thread hole on the top of handle set 12, and interior at this
Formed below and the internal thread hole of screwed hole coaxially and not has threaded pilot hole, and the size of this pilot hole can be with 13, handle
Joining, pilot hole is conducive to carrying out handle axial orientation, thus prevent handle 13 from causing because there is axial dipole field cannot be by people
Three lobe angles of work mitral valve are tightened to precalculated position simultaneously.
Further, the first through wires hole and the second through wires hole can be between two, and the first through wires hole and be provided with first
Cut line groove 123.The diameter of two first through wires holes 121a, 121b can be identical, the diameter of two second through wires holes 214a, 214b
Can also be identical, two through wires holes are set and are conducive to the end of line is fixed, first cut line groove 123 be provided with the most right
Binding handle set 12 cuts off with the line of core bar location-plate 21, thus makes handle set 12 be formed with core bar location-plate 21 easily
Separate.First cuts line groove 123 can be longitudinally through, and width can be 0.3-2.0mm；In addition first cut line groove and can be partial to two
In one through wires hole one and arrange, thus thread end can be effectively prevented and fix the line peering tangent line process of formation and cause dry
Disturb.
In one embodiment, location-plate 21 top of core bar 2 offers fixing hole 212, and handle set 12 bottom is provided with energy
The fixing bar 14 matched with fixing hole 212, and it is solid to realize clamping by notch between fixing bar 14 and fixing hole 212
Fixed.Specifically, at least one fixing muscle 15 radially can be set in the upper periphery of fixing bar, and at core bar location-plate pair
Should arrange the fixing groove 213 matched with this fixing muscle in the position of this fixing muscle, the width comparable of this fixing muscle 15 fixes groove
The big 0-0.2mm of width of 213, the height of fixing muscle is than the little 0-0.2mm of the degree of depth of fixing groove, even if fixing muscle is placed on fixing
The gap of 0-0.2mm is formed each other time in groove.Additionally, the diameter of fixing bar 14 can with the equal diameters of fixing hole 212 or
It is slightly less than the diameter of fixing hole.
Further, the holding section that core bar 22 top, location external diameter increases is cage structure 23, and this cage structure 23 has
The center stand column 231 of location-plate lower surface is fixed in three upper ends, outside the lower end of center stand column 231 is respectively with a crossbeam 232
End connects, and the inner of this crossbeam 232 meets at location core bar 22, the lower ora terminalis formation hook structure 24 of center stand column 231, three
Offer respectively on crossbeam 232 for wearing the anchor line (string) through hole 233 being to tighten up line.Specifically, hook structure 24 can be such as certainly
The outward extending projection in crossbeam 232 outer end, it can match with the chute 43 of barrel-shaped cavity inner wall and merge realization and relatively rotate, and this is convex
Playing the length extended from crossbeam outer end can be 0.1-2mm；Meanwhile, the chute 43 that barrel-shaped cavity inner wall is arranged can be that annular is sliding
Groove.
The location core bar 22 of said structure can realize fixing tightening up line a one end, and such as three one end tightening up line a can
The most first a top in three crossbeams 232 is after lower winding crossbeam, with the end tightening up line a is tightly, then from anchor line (string)
Through hole 233 passes and is wrapped in location core bar 22 from the extension of barrel-shaped cavity bottom through-hole.The diameter of anchor line (string) through hole can
For 0.3-2.0mm.Further, location core bar bottom be column 25, its one end is connected with crossbeam meet, the other end from
The through hole of barrel-shaped cavity bottom stretches out.The length of this column can be 2-10mm, and diameter can be 0.5-5mm.
Further, the periphery of ratchet 3 is provided with the Elastic Teeth that at least one is tangent with this ratchet periphery, such as 1-8；
Particularly when being provided with multiple Elastic Teeth, multiple Elastic Teeth elongated ends towards identical, such as simultaneously towards clockwise
Or counterclockwise.In one embodiment, the periphery of ratchet be provided with three tangent with this ratchet periphery and towards counterclockwise side
To the Elastic Teeth extended, it can rotate when handle rotates clockwise, and when handle rotates counterclockwise and barrel-shaped cavity
The ratchet slot of internal wall forms locking and does not rotates.This set-up mode can be avoided in the lobe angle receipts to artificial mitral valve valve
Tight back lobe angle is opened again, thus good to the fixed effect at lobe angle.
In one embodiment, holding line portion 46 can be two-stage hierarchic structure, and first order ladder is fixed on that to hold lobe barrel-shaped
In the lower, outer perimeter of cavity 41, it is positioned at second level ladder for artificial mitral valve valve c is formed the supporting surface 45 supported
Side-lower, circumferentially offers three through wires hole 461a, 461b, 461c spaced apart on the ladder of the second level, and first
Level ladder is provided with and can make to tighten up line and wear the passing channel 47 to through wires hole from location core bar extension.Specifically, should
Passing channel 47 can be axially disposed within the outside edge in first order stage.
Further, the lower width in valve support portion not touch leaflet and be limited after assembling with artificial mitral valve valve,
And the aperture of through wires hole is 0.3-2mm.After location core bar 22 is fixed in three one end tightening up line, the other end can be respectively from the
One passing channel 47 holding line portion (can be three any one held in line portion) passes, at the through wires hole holding line portion from first
461a (being positioned at the through wires hole of end) holds the b bottom, lobe angle below line portion and wears to adjacent lobe angle from being positioned at first after penetrating
Portion, passes from the through wires hole 461b (through wires hole adjacent with through wires hole 461a) holding line portion with first subsequently, then holds line from first
The through wires hole 461c (through wires hole adjacent with through wires hole 461b) in portion penetrates and is lain in the end at lobe angle and wears from through wires hole 461c
Enter tightens up on line.
Further, offer second between two through wires holes in three through wires holes spaced apart and cut line groove 462.Tool
Body ground, second cuts line groove is arranged between through wires hole 461b and through wires hole 461c, and its degree of depth is to be formed without axially through being limited, wide
Degree can be 0.3-2mm, and length can be 2-10mm.This second cut line groove be provided with and beneficially cut off tightening up line, thus can
The lobe angle making artificial mitral valve valve easily is opened.
This holds arranging of line portion can tighten up the line realization lobe to artificial mitral valve valve when handle rotates by three
The radial direction at angle is tightened up, and makes valve be securely positioned in valve holder on radial and axial, thus avoids lobe angle because of deformation
Cause damage greatly.It is substantially reduced additionally, tighten up resistance when lobe angle is tightened up, thus more convenient to operate.
Additionally, holding lobe barrel-shaped cavity external week corresponding region, to be respectively equipped with two groups of axially distributed a pair convex
Rise, and the setting of this pair projection can make valve hanger be fixed between this pair projection.This pair protruding being conducive to will be held
Lobe device is fixed in valve bottle.Particularly, lower lobes 52 can be more than upper lobes 51, and lower lobes 52 corresponding on
The shaped hole mating with upper lobes 51 size or being slightly larger than upper lobes 51 can be offered on the position that portion is protruding, thus be conducive to
Shaping to upper lobes 51 during Mold Making.
It it is below the specifically used method of the embodiment of the present invention.First, by tightening up line, handle portion 1 is connected with core bar 2,
Concrete operations mode is, the one end tightening up line first passes through the first through wires hole 121a entrance corresponding second threading of core bar of handle set
Hole 214a, through location-plate 21, the direction being re-directed towards handle portion 1 enters the first through wires hole 121b through the second through wires hole 214b
After, tie a knot fixing at the first through wires hole 121b with the other end tightening up line, above-mentioned steps complete handle portion 1 with core bar 2
Connection fix.Then, the connection of core bar and lobe angle is carried out, owing to having three lobe angles so this process needs three tightens up line
a.Concretely comprise the following steps: a first top in three crossbeams 232 can be distinguished from lower winding in the one end tightening up line by wherein
It is tightly then to pass and be wrapped in location core bar 22 from the bottom of barrel-shaped cavity from anchor line (string) through hole 233 with the end tightening up line after crossbeam
On the extension of portion's through hole, i.e. on column 25, then wear injection from passing channel 47, at the through wires hole holding line portion from first
461a (being positioned at the through wires hole of end) holds the bottom, lobe angle below line portion and wears to adjacent bottom, lobe angle from being positioned at first after penetrating,
Pass from the through wires hole 461b holding line portion with first subsequently, then penetrate from the first through wires hole 461c holding line portion and line will be tightened up
End lies in tightens up line from what the 3rd through wires hole 461c penetrated.Line is tightened up to residue two with other two subsequently with same operation
Individual lobe angle carries out tightening up connection.
The method of attachment of above-mentioned artificial mitral valve valve valve holder, tightens up line by one and handle portion 1 is carried out with core bar 2
Fixing connect, then tighten up line by other three and realize the connection of artificial mitral valve valve valve holder and artificial mitral valve lobe angle,
When the contraction at lobe angle to be realized in transport or operation process, owing to ratchet 3 can only realize unidirectional with the engaging of ratchet slot 42
Rotate, in the present embodiment as it is shown in figure 1, can only realize rotating clockwise, therefore by turning clockwise to handle 13, drive
Slid clockwise in the hook structure 24 of dynamic core bar 2 chute 43 in barrel-shaped cavity 41, drives column 25 to turn clockwise
It is contracted to tightening up line winding from one section of column to lobe angle on column, so that lobe angle is shunk.When needs are by people
When work mitral valve valve holder separates with artificial mitral valve valve, first cut line groove first and cut off tightening up line, it is achieved handle
Portion separates with core bar, then cuts line groove by second and cut off its excess-three root connecting line and realize holding line portion and artificial mitral valve valve
Separate.
Achieved Bicuspid valve by the syntagmatic of each parts of the embodiment of the present invention and the passing channel held in line portion
The radial contraction at valve lobe angle, and mould structure is simple, is easily combined and dismantles, greatly reduces manufacturing cost.When
During for the mitral valve of different model, that only need to change respective model holds lobe, greatly reduces use cost.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to foregoing embodiments, it will be understood by those within the art that: it depends on
So the technical scheme described in foregoing embodiments can be modified, or the most some or all of technical characteristic is entered
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. an artificial mitral valve valve valve holder, it is characterised in that including: handle portion, core bar, ratchet and hold lobe；Wherein,
Described lobe of holding has a upper opening and bottom is provided with the barrel-shaped cavity of through hole, this barrel-shaped cavity inner wall be provided with ratchet slot and
Chute, this is held and is circumferentially provided with three valve support portions, the bottom outer rim in each valve support portion along barrel-shaped cavity outside lobe
It is respectively formed for artificial mitral valve valve being formed the supporting surface supported, and three supporting surfaces surround annular along holding lobe circumference
Radial dimension is consistent with the sutural margin internal diameter of the artificial mitral valve valve supported, and the top of described supporting surface is provided with holds line portion,
This is held line portion and wears to the lower section holding line portion from the inner side holding line portion for making to tighten up line；
Described core bar top has location-plate, and this location-plate lower surface is provided with location core bar, and core bar top, location forms external diameter and increases
Big holding section, along forming hook structure under this holding section, described ratchet is used for sheathed described holding section, so that ratchet and card
Hold the coalition in portion be placed in described in hold in the upper opening of barrel-shaped cavity of lobe, position the bottom of core bar then for from bucket
The through hole of shape cavity bottom stretches out, and ratchet and hook structure match with the ratchet slot of barrel-shaped cavity inner wall and chute respectively and merge
Realize one-directional rotation；
Described handle portion is detachably arranged on the location-plate of core bar, and this handle portion is used for driving core bar to rotate.
Artificial mitral valve valve valve holder the most according to claim 1, it is characterised in that described handle portion includes handle set
And detachable handle, handle set is provided with the first through wires hole, and the location-plate of described core bar sets corresponding to described first through wires hole
There is the second through wires hole.
Artificial mitral valve valve valve holder the most according to claim 2, it is characterised in that described first through wires hole and second
Through wires hole is two, and is provided with first between described first through wires hole and cuts line groove.
Artificial mitral valve valve valve holder the most according to claim 2, it is characterised in that the location-plate top of described core bar
Offering fixing hole, handle set bottom is provided with the fixing bar for matching with fixing hole, and described fixing bar and fixing hole it
Between realize clamping by notch and fix.
Artificial mitral valve valve valve holder the most according to claim 1, it is characterised in that core bar top, described location external diameter
The holding section increased is cage structure, and this cage structure has three upper ends and is fixed on the center stand column of location-plate lower surface, in
Outer end with a crossbeam respectively, the lower end of heart column is connected, and the inner of this crossbeam meets at location core bar, the lower end of center stand column
Edge forms described hook structure, three crossbeams offers respectively for wearing the anchor line (string) through hole being to tighten up line.
Artificial mitral valve valve valve holder the most according to claim 5, it is characterised in that the bottom of described location core bar is
Column, its one end is connected with described crossbeam meet, and the other end stretches out from the through hole of barrel-shaped cavity bottom.
Artificial mitral valve valve valve holder the most according to claim 1, it is characterised in that the periphery of described ratchet is provided with
At least one Elastic Teeth tangent with this ratchet periphery.
Artificial mitral valve valve valve holder the most according to claim 1, it is characterised in that described in hold line portion be two-stage ladder
Structure, first order ladder is fixed in the lower, outer perimeter holding the barrel-shaped cavity of lobe, described for forming artificial mitral valve valve
The supporting surface supported is positioned at the side-lower of second level ladder, circumferentially offers three intervals point on the ladder of the described second level
The through wires hole of cloth, and be provided with on first order ladder and wear the mistake to through wires hole from location core bar extension for making to tighten up line
Line passage.
Artificial mitral valve valve valve holder the most according to claim 8, it is characterised in that at three threading spaced apart
Offer second between two through wires holes in hole to cut line groove.
Artificial mitral valve valve valve holder the most according to claim 1, it is characterised in that lobe barrel-shaped cavity is external holding
Week, to be respectively equipped with two groups of axially distributed a pair protruding in corresponding region, and this pair projection be provided for make valve hang
Frame is fixed between this pair projection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410817427.0A CN104523353B (en) | 2014-12-24 | 2014-12-24 | Artificial mitral valve valve valve holder |
| PCT/CN2015/080209 WO2016101529A1 (en) | 2014-12-24 | 2015-05-29 | Valve-clamping device for artificial mitral valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410817427.0A CN104523353B (en) | 2014-12-24 | 2014-12-24 | Artificial mitral valve valve valve holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
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| CN104523353B (en) * | 2014-12-24 | 2016-10-12 | 金仕生物科技（常熟）有限公司 | Artificial mitral valve valve valve holder |
| CR20190069A (en) * | 2016-08-26 | 2019-05-14 | Edwards Lifesciences Corp | Heart valve docking coils and systems |
| US10722359B2 (en) | 2016-08-26 | 2020-07-28 | Edwards Lifesciences Corporation | Heart valve docking devices and systems |
| US10722356B2 (en) * | 2016-11-03 | 2020-07-28 | Edwards Lifesciences Corporation | Prosthetic mitral valve holders |
| USD890333S1 (en) | 2017-08-21 | 2020-07-14 | Edwards Lifesciences Corporation | Heart valve docking coil |
| CN109893297B (en) * | 2017-12-07 | 2020-11-24 | 杭州德晋医疗科技有限公司 | Artificial chordae tendineae implantation system with clamping auxiliary device |
| CA3143302A1 (en) | 2019-12-16 | 2021-06-24 | Edwards Lifesciences Corporation | Valve holder assembly with suture looping protection |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103610520A (en) * | 2013-12-05 | 2014-03-05 | 杭州启明医疗器械有限公司 | Heart valve prosthesis holder |
| CN103997990A (en) * | 2011-06-21 | 2014-08-20 | 托尔福公司 | Prosthetic heart valve devices and associated systems and methods |
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| US6409758B2 (en) * | 2000-07-27 | 2002-06-25 | Edwards Lifesciences Corporation | Heart valve holder for constricting the valve commissures and methods of use |
| US8057538B2 (en) * | 2005-02-18 | 2011-11-15 | Medtronic, Inc. | Valve holder |
| US8273118B2 (en) * | 2007-09-17 | 2012-09-25 | Medtronic, Inc. | Heart valve holder assembly for use in valve implantation procedures |
| US8869982B2 (en) * | 2009-12-18 | 2014-10-28 | Edwards Lifesciences Corporation | Prosthetic heart valve packaging and deployment system |
| US8839957B2 (en) * | 2010-02-15 | 2014-09-23 | Michael C. Murad | Prosthetic heart valve packaging system |
| US9078750B2 (en) * | 2010-11-30 | 2015-07-14 | Edwards Lifesciences Corporation | Ergonomic mitral heart valve holders |
| US8968394B2 (en) * | 2011-05-12 | 2015-03-03 | Edwards Lifesciences Corporation | Mitral heart valve holder and storage system |
| US9693862B2 (en) * | 2012-07-31 | 2017-07-04 | Edwards Lifesciences Corporation | Holders for prosthetic heart valves |
| CN104523353B (en) * | 2014-12-24 | 2016-10-12 | 金仕生物科技（常熟）有限公司 | Artificial mitral valve valve valve holder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997990A (en) * | 2011-06-21 | 2014-08-20 | 托尔福公司 | Prosthetic heart valve devices and associated systems and methods |
| CN103610520A (en) * | 2013-12-05 | 2014-03-05 | 杭州启明医疗器械有限公司 | Heart valve prosthesis holder |
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| CN104523353A (en) | 2015-04-22 |
| WO2016101529A1 (en) | 2016-06-30 |
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