CN108013953A - Valve forming ring regulating device and its forming ring - Google Patents
Valve forming ring regulating device and its forming ring Download PDFInfo
- Publication number
- CN108013953A CN108013953A CN201711090952.7A CN201711090952A CN108013953A CN 108013953 A CN108013953 A CN 108013953A CN 201711090952 A CN201711090952 A CN 201711090952A CN 108013953 A CN108013953 A CN 108013953A
- Authority
- CN
- China
- Prior art keywords
- regulating part
- shackle member
- forming ring
- clamping
- stripe board
- 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
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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
- A61F2/02—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
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
-
- 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 invention discloses a kind of valve forming ring regulating device and its forming ring, regulating part I is equipped with longitudinally arranged stripe board, stripe board is arranged in juxtaposition at least two clamping ears wherein in a plate face I along longitudinal direction, regulating part II is equipped with shackle member, shackle member can be engaged by clamping between initial position to maximum position from different buckling groove to adjust the size of valve forming ring, and the shackle member after maximum position restorable to initial position；Regulating device of the present invention is simple in structure, easily operated, and using less parts, the cooperation and difficulty of processing between parts are small, thus manufacturing process is simple so that installation cost is low, with higher reliability during use；This regulating device is used for forming ring, the size of forming ring can be adjusted as needed in surgical procedure, avoid the occurrence of the Operation caused by forming ring size cannot be adjusted, and it is simple and light due to regulating device, so that the adjustment of whole forming ring is simple to operate, it is easily controllable.
Description
Technical field
The present invention relates to a kind of valvuloplasty surgery instrument, more particularly to a kind of valve forming ring regulating device and
Its forming ring.
Background technology
Valve forming ring is one kind medical treatment for carrying out the plasty of valve correction for cardiac valves incompetence and being formed
Apparatus.Performed the operation using valve forming ring, not only recovered the closing function of native valve, to obtain good hemodynamic
Effect is learned, and the Anticoagulation phase is short, and operative mortality rate and recurrence rate are low.But need forming ring that there is suitable size, it is no
Then, generally require to carry out valvoplasty or prosthetic valve replacement again, this not only increases financial burden, can also cause more to patient
Big pain.To solve the above problems, the patent document of Application No. 201710038066.3 discloses a kind of adjustable heart
Dirty valve forming device, using the size of adjuster adjustment forming ring, for can be adjusted as needed during valve corrective forming art
Size, for putting into practice, can avoid the postoperative circulation of blocking again, cardiac arrest, replace forming ring, so as to reduce the operation wind of patient
Danger, security and procedure efficiency will raise significantly.
Although foregoing adjustable valvuloplasty device can adjust the size of forming ring, structure compares
Complexity, the parts being related to are more, coordinate and difficulty of processing is larger, thus manufacturing process is complicated, causes cost higher, due to
The complexity of structure, result in reliability also has the problem of certain.
Therefore, it is necessary to a kind of valvuloplasty ring, the size of forming ring can be adjusted as needed in surgical procedure,
The Operation caused by forming ring size cannot be adjusted is avoided the occurrence of, and regulating device is simple in structure, it is easily operated, adopt
With less parts, the cooperation and difficulty of processing between parts are small, thus manufacturing process is simple so that installation cost
It is low, with higher reliability during use.
The content of the invention
In view of this, the present invention provides a kind of valve forming ring regulating device and its forming ring, and regulating device is used to shape
Ring, can adjust the size of forming ring as needed in surgical procedure, avoid the occurrence of since forming ring size cannot be adjusted and
Caused Operation, and regulating device is simple in structure, it is easily operated, using less parts, the cooperation between parts
And difficulty of processing is small, thus manufacturing process is simple so that installation cost is low, with higher reliability during use.
The valve forming ring regulating device of the present invention, including regulating part I and regulating part II, the regulating part I and regulating part
II corresponds to the extension at the skeleton both ends of valve forming ring respectively, and outer surface or the inner surface edge of the regulating part I are vertical
To at least two clamping ears are arranged in juxtaposition, formed between the outer surface or inner surface of the clamping ear and regulating part I
The buckling groove of opening backward；The front end of the regulating part II is equipped with the shackle member for being used for coordinating with buckling groove, institute in the width direction
Stating regulating part II can simultaneously drive shackle member can be from different cards between initial position to maximum position with forward pretightning force
Access slot is engaged by clamping to adjust the size of valve forming ring, and the shackle member can be by after regulating part II is adjusted to maximum position
Regulating part II drives is repositioned to initial position in the side opposite with clamping ear of regulating part I.
Further, the clamping ear is partial to a side of I width of regulating part, with the clamping ear in width
It is above corresponding to be provided with the width direction into groove in the front end of regulating part I, return is provided with the width direction in the tail end of regulating part I
Groove, the regulating part I are equipped with to the bending guide portion equipped with clamping ear side bending, the bending guide portion before being located at return groove
For guiding shackle member to the opposite Slideslip of clamping ear.
In addition the present invention also discloses a kind of valve forming ring regulating device, including be respectively used to the bone with valve forming ring
Frame both ends correspond to the regulating part I and regulating part II of connection, and the regulating part I is equipped with longitudinally arranged stripe board, the bar
Shape plate is edge-on in regulating part I along its width, and stripe board is arranged in juxtaposition at least two clampings wherein in a plate face I along longitudinal direction
Ear, forms the buckling groove of opening backward between the clamping ear and plate face I；The regulating part II with can longitudinally reciprocal movement side
Formula is matched with regulating part I, and the regulating part II is equipped with shackle member, and the regulating part II has forward pretightning force and overcomes this
Pretightning force vertically move and drive shackle member can be engaged by clamping between initial position to maximum position from different buckling groove with
The size of valve forming ring is adjusted, and the shackle member can be driven after regulating part II is adjusted to maximum position by regulating part II
The side of another plate face II of stripe board is repositioned to initial position.
Further, the afterbody of the stripe board is equipped with the bending guide portion to I side transverse fold of plate face, and the bending is drawn
Portion is led to be used to guide shackle member to II Slideslip of plate face.
Further, the shackle member or/and clamping ear and bending guide portion have elasticity, and the shackle member is from initial bit
Put and matched somebody with somebody by overcoming shackle member or/and being clamped the elasticity of ear and cross clamping ear and be clamped with different buckling grooves between maximum position
Close to adjust the size of valve forming ring；The shackle member is moved after continuing after regulating part II is adjusted to maximum position overcomes clamping
The elasticity of part or/and bending guide portion and II side of another plate face that stripe board is slided under the guiding of bending guide portion.
Further, the regulating part I is equipped with a holding tank, and the stripe board is arranged at the slot bottom of holding tank, the clamping
Part is being adjusted to be repositioned to initial position between the side wall corresponding with holding tank of plate face II after maximum position in stripe board；It is described
Shackle member is flexible strip piece, and the width of the shackle member is consistent with the length direction of stripe board.
Further, regulating part I is elongate configuration, and the regulating part II is the single-degree-of-freedom overcoat by way of reciprocating movement
In or sliding slot be matched with the structure of regulating part I；The initial position of the shackle member is located at the front of stripe board and is slightly inclined to
In clamping ear side.
Further, the clamping ear is fixed on the outside bending of stripe board and rear part by sheet-like structure overlapping and is formed；Institute
Stating the shackle member side formation guiding opposite with plate face I, it slides to the inclined-plane of I side of plate face, bar shaped front edge of board and each clamping
The ear inclined-plane being also equipped with for guiding shackle member corresponding with the front end of stripe board lamination portion and the inclined-plane of shackle member.
Further, the clamping ear is outstanding arc structure, and the bending guide portion is horizontal to I side of plate face
The arc structure of bending.
Further, the regulating part I is machined with deep gouge, and the stripe board, clamping ear and bending guide portion are by processing
The raised molded line reserved during deep gouge in deep gouge is formed, and the shackle member is flexible strip piece, the shackle member
Width is consistent with the length direction of stripe board.
Further, it is equipped between the regulating part I and regulating part II so that shackle member is engaged by clamping in pre- in buckling groove
Clamp force.
The invention also discloses a kind of valvuloplasty ring, the valvuloplasty ring using the valve into
Shape ring regulating device.
Beneficial effects of the present invention：The valve forming ring regulating device and its forming ring of the present invention, using clamping ear and card
The matched simple structure of fitting, keeps off effect, after ultimate range is adjusted to, shackle member can be by band using the lattice of bar shaped harden structure
Dynamic to return to initial position around clamping ear, regulating device is simple in structure, easily operated, using less parts, parts
Between cooperation and difficulty of processing it is small, thus manufacturing process is simple so that installation cost is low, with higher reliable during use
Property；This regulating device is used for forming ring, can adjust the size of forming ring as needed in surgical procedure, avoid the occurrence of due to
Operation caused by forming ring size cannot be adjusted, and it is simple and light due to regulating device so that whole shaping
The adjustment of ring is simple to operate, easily controllable.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is Fig. 1 top views (being cut away regulating part II)；
Fig. 3 is enlarged drawing at Fig. 2A；
Fig. 4 is second of example structure schematic diagram of the invention；
Fig. 5 is Fig. 4 top views (being cut away regulating part II)；
Fig. 6 is the third example structure schematic diagram of the invention；
Fig. 7 is Fig. 6 top views (being cut away regulating part II)；
Fig. 8 is enlarged drawing at Fig. 7 B；
Fig. 9 is the structure diagram that regulating device is used for forming ring；
Figure 10 is the regulating device Principles of Regulation schematic diagram of the present invention；
Figure 11 is another structure diagram of the present invention.
Embodiment
As shown in Figure 1：The valve forming ring regulating device of the present embodiment, including it is respectively used to the skeleton with valve forming ring
10 both ends correspond to the regulating part I 1 and regulating part II 3 of connection, and the regulating part I 1 is equipped with longitudinally arranged stripe board 5, indulge
It is corresponding with the length direction of the skeleton 10 of forming ring to the direction referred to for adjustment length；The stripe board is wide along it
Degree direction side stands on regulating part I, i.e., is erected on width on regulating part I 1；Stripe board 5 wherein in a plate face I along longitudinal direction simultaneously
Row arrangement at least two is clamped ear 4, is 5 in the present embodiment, can set required number, the clamping ear 4 as needed
The buckling groove 8b of opening backward is formed between plate face I, opening rearward refers to opening towards adjusted size of direction, regulating part
I 1 and before II 3 initial position of regulating part is, big direction is adjusted as rear or tail；The regulating part II 3 is longitudinally reciprocal can to move
Dynamic mode is matched with regulating part I 1, and the fit system of longitudinally reciprocal movement can use existing mechanical engagement mode any one
Kind, it can realize goal of the invention, details are not described herein；And the regulating part II is equipped with shackle member 2, the regulating part II 3 has
Forward pretightning force and overcome the pretightning force to vertically move and drive shackle member between initial position to maximum position can with not
Same buckling groove is engaged by clamping to adjust the size of valve forming ring, and the shackle member 2 is adjusted to dominant bit in regulating part II 3
Postpone to be driven by regulating part II 3 and be repositioned to initial position in the side of another plate face II of stripe board；The knot of valve forming ring
Details are not described herein for structure；The forward pretightning force (pretightning force reduced to forming ring) can come from forming ring, also may be used
Since from the preloading spring set exclusively for regulating part I and regulating part II, details are not described herein.
In the present embodiment, the afterbody of the stripe board 5 is equipped with the bending guide portion 7 to I side transverse fold of plate face, i.e.,
Bending is carried out to the side where plate face I；The bending guide portion is used to guide shackle member to II Slideslip of plate face, due to bending
The presence of guide portion, after shackle member crosses the bending guide portion when being moved rearwards under external force.
In the present embodiment, the shackle member 2 or/and clamping ear 4 and bending guide portion 7 have elasticity, the shackle member 2
Between initial position to maximum position by overcome shackle member 2 or/and be clamped ear 4 elasticity cross clamping ear 4 from it is different
Buckling groove 8b is engaged by clamping to adjust the size of valve forming ring；The shackle member 2 is after regulating part II 3 is adjusted to maximum position
Moved after continuation and overcome the elasticity of shackle member 2 or/and bending guide portion 7 and slide to stripe board under the guiding of bending guide portion 7
Another II side of plate face；When shackle member 2 vertically moves, using shackle member 2 or/and it is clamped the elasticity of ear 4 and overcomes the elasticity
So that shackle member or/and clamping ear surrender avoid, cross corresponding clamping ear 4 and be clamped to corresponding buckling groove, similarly, card
Fitting 2 is crossed after bending guide portion 7 in shackle member or/and bending guide portion under elastic reaction after return, and shackle member 4 enters
7 opposite side of bending guide portion, then can guide shackle member 2 to be moved to another II side of plate face, subsequently then complete to be repositioned to initial bit
Put.
In the present embodiment, the regulating part I 1 is equipped with a holding tank 8, and the stripe board 5 is arranged at the slot bottom of holding tank, bar
It can use and be welded and fixed between 8 slot bottom of shape plate 5 and holding tank, details are not described herein；The shackle member is being adjusted to maximum position
Initial position is repositioned between the plate face II of stripe board and 8 corresponding side wall of holding tank afterwards, as shown in the figure, plate face II is with accommodating
Return groove 8c is formed between 8 corresponding side wall of groove, formation between ear 4 and 8 corresponding side wall of holding tank is clamped and enters groove 8a；Using
The structure of holding tank 8, stripe board is arranged in holding tank 8 so that buckling groove 8b also is located in holding tank 8, avoid take compared with
Large space so that device compact overall structure, as shown in the figure, holding tank is bar-shaped trough, is suitable for installing stripe board；The clamping
Part is flexible strip piece, and the width of the shackle member is consistent with the length direction of stripe board；Shackle member 2 is elasticity
Strip piece, horizontal elastic deformation can occur when vertically moving, cross it is corresponding clamping ear 4 after then utilize itself bullet
Property and II forward pretightning force of regulating part enter buckling groove complete clamping, it is simple in structure, easily fabricated and easy to operate；Together
When, the width of shackle member is consistent with the length direction of stripe board, is engaged by clamping after buckling groove 8b, shackle member 2 have compared with
The strong ability for bearing moment of flexure, then be beneficial to ensure the intensity being engaged by clamping, so as to ensure the stability of the forming ring after adjustment.
In the present embodiment, regulating part I 1 is elongate configuration, and the regulating part II 3 is that list is free by way of reciprocating movement
It is outside one's consideration and is placed on or sliding slot is matched with the structure of regulating part I 1, the present embodiment uses the structure of overcoat, can be that cross section is square
(regulating part I 1 is the column structure that cross section with matching is rectangle to the tubular structure of shape, and afterbody is in order to install other
Component, can be made into cylindrical structure), shackle member 2 is installed on II 3 endoporus of regulating part, is further ensured that the compact of structure, meanwhile, profit
In ensureing the two stability coordinated, and process simple, cylindrical jacket structure can also be used, but need to set and prevent that its is opposite
The positioning runner of rotation；The initial position of the shackle member is located at the front of stripe board and is slightly partial to be clamped ear side, card
Fitting is slightly partial to be clamped ear side, i.e. I side of plate face, shackle member avoids being stuck in bar shaped when initial position vertically moves backward
The front end of plate, so as to ensure the smoothness adjusted.
In the present embodiment, the clamping ear 4 is fixed on the outside bending shape of stripe board and rear part by sheet-like structure overlapping
Into the fixed connection mode for generally using spot welding of overlapping；The shackle member 2 side opposite with plate face I forms guiding, and it is slided to
The front end and shackle member of the inclined-plane 2a of I side of plate face, bar shaped front edge of board and each clamping ear 4 and stripe board lamination portion it is oblique
The corresponding inclined-plane being also equipped with for guiding shackle member in face, as shown in the figure, clamping ear 4 and the front end of stripe board lamination portion are set
It is equipped with the inclined-plane 4a for guiding shackle member；A series of setting on inclined-planes of the present embodiment, is engaged in the inclined-plane of shackle member, protects
Movement smoothly backward is demonstrate,proved, so as to ensure the smooth of forming ring adjustment；Inclined-plane can be straight inclined-plane or before carrying
The inclined-plane of radian, radian answer evagination afterwards, rub beneficial to reducing, convenient operation；In the present embodiment, due to the initial position of shackle member
It is partial to positioned at the front of stripe board and slightly be clamped ear side, then the front end of stripe board can not process inclined-plane.
In the present embodiment, the clamping ear 4 is outstanding arc structure, which is beneficial to guiding shackle member and gets over
Cross clamping ear 4 and enter buckling groove 8b, outward refer to the lateral outer side (i.e. the lateral outer side of plate face I) to buckling groove；The folding
Curved guide portion 7 is the arc structure to I side transverse fold of plate face, and the arc structure wrap direction is consistent in clamping ear, but arc
Shape direction is on the contrary, be beneficial to guiding shackle member from the position return.
As second of embodiment of the present invention, it is equipped between the regulating part I 1 and regulating part II 3 so that shackle member 2 is blocked
Connect the pretightning force being matched with buckling groove 8b；The pretightning force of the present embodiment refers to setting between regulating part I 1 and regulating part II 2
There is the spring 6 for applying pretightning force, apply pretightning force to ensure clamping or return；As shown in Figure 4,5, spring 6 is coated at adjusting
Part I 1, the heavy platform for withstanding spring 6 is machined with II 3 endoporus of regulating part, meanwhile, being equipped with limit base 9 in I afterbody of regulating part (can lead to
Threaded connection is crossed, if regulating part II 3 uses tubular structure of the cross section for rectangle, regulating part I 1 uses cross section as rectangle
Column structure, then its afterbody then can be made into cylinder, certainly, can also use other suitable machines with 9 thread fitting of limit base
Tool connection mode, for example adopt and be screwed), limit base lateral dimension should be less than II endoporus of regulating part, with convenient
The back-and-forth motion of regulating part II, avoids disturbing；Spring 6 is used to apply regulating part II 3 between heavy platform and limit base
Forward pretightning force with ensure clamping or return；Certainly, pretightning force can be applied by the pretightning force of forming ring itself, but separately be set
Spring 6 is conducive to be further ensured that clamping and the smooth progress of return.
The present invention can also use the structure as shown in Fig. 6,7,8, be the third embodiment of the present invention, with second
Embodiment differs only in：The regulating part I is machined with deep gouge 8 ', the stripe board 5 ', clamping ear 4 ' and bending guiding
The raised molded line reserved when portion 7 ' is by processing deep gouge 8 ' in deep gouge is formed, and the shackle member is flexible bar shaped
Piece, the width of the shackle member are consistent with the length direction of stripe board；Using being processed into deep gouge 8 ' and reserve male-type
The processing method of line so that stable structure and it is durable, further reduce processing cost；As shown in fig. 6, plate face II and deep gouge 8 ' are right
Return groove 8c ' is formed between the side wall answered, is formed between clamping ear 4 ' side wall corresponding with deep gouge 8 ' and enters groove 8a '.
The invention also discloses a kind of valvuloplasty ring, the valvuloplasty ring using the valve into
Shape ring regulating device a；As shown in figure 9, the valve forming ring regulating device a of the present invention is installed on forming ring, forming ring has bone
Frame 10 (flexible component and attaching means, such as silk thread etc.) and coating 11, regulating part I 1 and regulating part II 3 are corresponding respectively to be connected
The both ends of internals 10 (mainly flexible component) are connected to, the front end of regulating part I 1 and II 3 tail end of regulating part need to be designed to
The easily structure that is connected with the both ends of skeleton 10, connection mode is with a variety of, and details are not described herein；Figure 10 is the tune of the present invention
Principle of Process is saved, what filled arrows represented is to adjust to be engaged by clamping to required position, and what hollow arrow represented is back
Position process；For the shackle member 2 of solid line to be fixed on initial position or the state in buckling groove, the shackle member 2 of dotted line is movement
State.
Figure 11 is another structure diagram of the present invention, and adjusting process can be found in Figure 10, and as shown in figure 11, the present invention discloses
Another structure valve forming ring regulating device, including regulating part I 1 " and regulating part II 3 ", the regulating part I 1 " and adjust
Section part II 3 " correspond to respectively valve forming ring 10 both ends of skeleton extension, the regulating part I 1 " outer surface or interior
Along longitudinal direction at least two clamping ear 4 ", Tu11Zhong are arranged in juxtaposition, clamping ear 4 " is arranged on regulating part I 1 for side surface " outside table
Face, outer surface are referred to along the outside of forming ring circumferencial direction；The outer surface of clamping ear 4 " and the regulating part I 1 " or
The buckling groove 8b " of opening backward is formed between inner surface；The front end of the regulating part II 3 " in the width direction be equipped be used for
The bar of the front end of the shackle member 2 ' that buckling groove coordinates, as shown in the figure, shackle member 2 " is to be fixed on regulating part II 3 in the width direction "
Shape part, can form from different buckling grooves in the formula of moving longitudinally and be clamped with merging into buckling groove, pass through the pre- of skeleton 10 itself
Clamp force clamping is stablized；Width is referred in skeleton 10, regulating part I 1 " and regulating part II 3 " width, refer specifically to
The direction for the plane being perpendicular to where forming ring, as shown in figure 11, skeleton 10 and regulating part I 1 " and regulating part II 3 " be
Flat strip structure, width are perpendicular with length direction and parallel to the directions on inner or outer side surface；It is described
Regulating part II 3 " has forward pretightning force (pretightning force comes from skeleton in itself) and can drive shackle member 2 ' from initial position
It can be engaged by clamping between maximum position from different buckling grooves to adjust the size of valve forming ring, and the shackle member is being adjusted
Section part II can be by regulating part II 3 after being adjusted to maximum position " drive in regulating part I 1 " with the opposite side of clamping ear (if blocked
Lug is located at inner surface, then opposite side is then outer surface, and vice versa) it is repositioned to initial position.
Certainly, clamping ear can be arranged at regulating part I 1 " inner surface, and the characteristic of the skeleton due to forming ring, more
Beneficial to making more conducively regulating part II 3 " drive shackle member 2 ' to enter the side of clamping ear so as to beneficial to clamping, without external force
It is forced into.
In the present embodiment of this programme, the clamping ear is partial to regulating part I 1 " a side of width, i.e., close to width
Spend direction side, with it is described clamping ear 4 " it is corresponding in regulating part I 1 in the direction of the width " front end be provided with the width direction
Into groove 8e, in regulating part I 1 " tail end be provided with return groove 8d in the width direction, certainly, return groove and enter groove along width side
To that can not possibly run through, to ensure regulating part I 1 " globality；The regulating part I 1 " is equipped with to equipped with clamping before being located at return groove
The bending guide portion 7 ' of the side of ear 4 " bending, the bending guide portion 7 ' be used for guide shackle member 2 ' to clamping ear 4 " it is opposite one
Slideslip, close control process can refer to Figure 10；Shackle member 2 ' is along regulating part I 1 " width be no more than return groove and entrance
The slot bottom of groove, otherwise cannot then enter and return.When being sized, regulating part II drives shackle member to move to maximum and by drawing
The portion of leading leads into return groove, and shackle member is entered the side opposite with clamping ear using the driving of skeleton itself pretightning force, returns
Position to front end enters groove, enters the side equipped with clamping ear by entering groove, and be caught in corresponding with required forming ring size
Buckling groove, complete adjust.
Regulating part I 1 in the present embodiment " and regulating part II 3 " corresponds to the both ends for being shaped in skeleton 10, manufacture respectively
It is convenient and simple, and good integrity.The concrete application of the present embodiment is with reference to the explanation of Figure 10, and details are not described herein.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail in good embodiment, it will be understood by those of ordinary skill in the art that, can be to the skill of the present invention
Art scheme technical scheme is modified or replaced equivalently, without departing from the objective and scope of technical solution of the present invention, it should all cover at this
Among the right of invention.
Claims (10)
- A kind of 1. valve forming ring regulating device, it is characterised in that：Including regulating part I and regulating part II, the regulating part I and tune Section part II corresponds to the extension at the skeleton both ends of valve forming ring, the outer surface or inner surface of the regulating part I respectively Along longitudinal direction to being arranged in juxtaposition at least two clamping ears, between the outer surface or inner surface of the clamping ear and regulating part I Form the buckling groove of opening backward；The front end of the regulating part II is equipped with the clamping for being used for coordinating with buckling groove in the width direction There is forward pretightning force can simultaneously drive shackle member can be with difference between initial position to maximum position for part, the regulating part II Buckling groove be engaged by clamping to adjust the size of valve forming ring, and the shackle member is after regulating part II is adjusted to maximum position It can be driven by regulating part II and be repositioned to initial position in the side opposite with clamping ear of regulating part I.
- 2. valve forming ring regulating device according to claim 1, it is characterised in that：The clamping ear is partial to regulating part A side of I width, ear is corresponding in the direction of the width is provided with the width direction in the front end of regulating part I with the clamping Into groove, return groove is provided with the width direction in the tail end of regulating part I, the regulating part I be located at before return groove be equipped with to equipped with The bending guide portion of ear side bending is clamped, the bending guide portion is used to guide shackle member to the opposite sideslip of clamping ear It is dynamic.
- A kind of 3. valve forming ring regulating device, it is characterised in that：Including being respectively used to connection corresponding with valve forming ring both ends Regulating part I and regulating part II, the regulating part I is equipped with longitudinally arranged stripe board, and the stripe board is along its width side To edge-on in regulating part I, stripe board is arranged in juxtaposition at least two clamping ears wherein in a plate face I along longitudinal direction, the clamping ear with The buckling groove of opening backward is formed between plate face I；The regulating part II in a manner of longitudinally reciprocal movement can be matched with regulating part I, and the regulating part II is equipped with shackle member, the regulating part II has forward pretightning force and overcomes the pretightning force to vertically move And shackle member is driven to be engaged by clamping between initial position to maximum position from different buckling grooves to adjust valve forming ring Size, and the shackle member can be driven another plate in stripe board after regulating part II is adjusted to maximum position by regulating part II The side in face II is repositioned to initial position.
- 4. valve forming ring regulating device according to claim 3, it is characterised in that：The afterbody of the stripe board be equipped with to The bending guide portion of I side transverse fold of plate face, the bending guide portion are used to guide shackle member to II Slideslip of plate face.
- 5. valve forming ring regulating device according to claim 4, it is characterised in that：The shackle member or/and clamping ear And bending guide portion have elasticity, the shackle member between initial position to maximum position by overcome shackle member or/and The elasticity of clamping ear crosses clamping ear and is engaged by clamping from different buckling grooves to adjust the size of valve forming ring；The shackle member The elasticity for overcoming shackle member or/and bending guide portion is moved after continuing after regulating part II is adjusted to maximum position and is guided in bending II side of another plate face of stripe board is slided under the guiding in portion.
- 6. valve forming ring regulating device according to claim 5, it is characterised in that：The regulating part I is equipped with one and accommodates Groove, the stripe board are arranged at the slot bottom of holding tank, and the shackle member is after maximum position is adjusted in the plate face II of stripe board Initial position is repositioned between side wall corresponding with holding tank；The shackle member is flexible strip piece, the shackle member Width it is consistent with the length direction of stripe board.
- 7. valve forming ring regulating device according to claim 5, it is characterised in that：Regulating part I is elongate configuration, described Regulating part II is single-degree-of-freedom is coated at by way of reciprocating movement or sliding slot is matched with the structure of regulating part I；The card The initial position of fitting is located at the front of stripe board and is slightly partial to be clamped ear side.
- 8. valve forming ring regulating device according to claim 4, it is characterised in that：The clamping ear is by sheet-like structure Overlapping is fixed on the outside bending of stripe board and rear part and is formed；The shackle member side opposite with plate face I forms guiding, and it is slided To the inclined-plane of I side of plate face, the front end and shackle member of bar shaped front edge of board and each clamping ear and stripe board lamination portion it is oblique The corresponding inclined-plane being also equipped with for guiding shackle member in face；The clamping ear is outstanding arc structure, the bending Guide portion is the arc structure to I side transverse fold of plate face.
- 9. according to the valve forming ring regulating device described in claim 3,4,5 or 7, it is characterised in that：The regulating part I is processed There are deep gouge, the raised molded line institute reserved when the stripe board, clamping ear and bending guide portion are by processing deep gouge in deep gouge Formed, the shackle member is flexible strip piece, and the width of the shackle member is consistent with the length direction of stripe board.
- A kind of 10. valvuloplasty ring, it is characterised in that：The valvuloplasty ring is any using claim 1 to 9 The valve forming ring regulating device of claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090952.7A CN108013953B (en) | 2017-11-08 | 2017-11-08 | Annuloplasty ring and annuloplasty ring therefor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090952.7A CN108013953B (en) | 2017-11-08 | 2017-11-08 | Annuloplasty ring and annuloplasty ring therefor |
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| CN108013953A true CN108013953A (en) | 2018-05-11 |
| CN108013953B CN108013953B (en) | 2020-01-17 |
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| CN201711090952.7A Active CN108013953B (en) | 2017-11-08 | 2017-11-08 | Annuloplasty ring and annuloplasty ring therefor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620474A (en) * | 2018-11-24 | 2019-04-16 | 中国医学科学院阜外医院 | Type of extension tricuspid valve forming ring |
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| CN108013953B (en) | 2020-01-17 |
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