CN108186164A - Valve bracket pressure holds device - Google Patents
Valve bracket pressure holds device Download PDFInfo
- Publication number
- CN108186164A CN108186164A CN201810116317.XA CN201810116317A CN108186164A CN 108186164 A CN108186164 A CN 108186164A CN 201810116317 A CN201810116317 A CN 201810116317A CN 108186164 A CN108186164 A CN 108186164A
- Authority
- CN
- China
- Prior art keywords
- large face
- face machine
- pressure large
- pressure
- panel
- 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.)
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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
-
- 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
- A61F2/2412—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 with soft flexible valve members, e.g. tissue valves shaped like natural valves
- A61F2/2418—Scaffolds therefor, e.g. support stents
Abstract
The invention discloses a kind of valve bracket pressures to hold device, before it includes, rear panel, before, before being equipped between rear panel, after press large face machine, the center of panel and pressure large face machine offers through-hole, bar hole is offered in pressure large face machine disk, before, the bar hole on large face machine is pressed to correspond afterwards, before, afterwards sliding block is equipped between pressure large face machine, sliding block opposite sides is respectively provided with a columnar projections, two columnar projections are respectively interposed in corresponding two bar holes, before, oblique groove is equipped on rear panel medial surface, before, oblique groove on rear panel corresponds, two columnar projections are connected to after bar hole is each passed through in corresponding two oblique grooves, when pressing large face machine with respect to panel rotation, under the guide function of oblique groove, columnar projections are moved back and forth along bar hole.Its purpose is to provide a kind of valve bracket pressure to hold device, more easily valve bracket can be loaded into transport system, to reduce operating time, reduces operation risk.
Description
Technical field
The present invention relates to medical instruments fields, and device is held more particularly to a kind of pressure suitable for valve bracket.
Background technology
With the exacerbation of aging of population, caused valve lesion after senile valvular heart disease and coronary heart disease, myocardial infarction
Also it is increasingly common.The operative treatments such as surgical operation, that is, Prosthetic valve replacement or valve forming are the radical cures of valvulopathy
Method, but for some advanced ages, a variety of complication or the patient for having surgery open chest surgery history, the death of surgery open chest surgery
Rate is very high.In recent years, with the progress of interventional therapeutic technique, through this epoch-making technology of conduit artificial valve, hand will be intervened
Art has pushed technology summit to, and attempts to solve all deficiencies of surgery valve replacement.2002, first case was through conduit artificial valve
The success of replacement operation indicates that this revolutionary interventional medicine technology has actually entered feasibility stage.In recent years, through leading
Pipe aortic valve replacement (TAVR) its prospect is generally had an optimistic view of, it is predicted that 2025, the market economy value in the TAVR whole world will
More than coronary artery drug stent.2015,71000 TAVR were completed in the whole world altogether, and 289000 were up to by 2025.Due to TAVR
The price of valve is far above being coronary artery bracket, although TAVR valves are less than coronary artery drug stent on case load, in overall market
TAVR valves can exceed that coronary artery bracket in the future in value.The surgical operation therapy that TAVR will replace most of aortic valve.
Usual ball expansion valve holds device by valve pressure and valve bracket is loaded on sacculus, is transported to human lesion position
It puts, such as referring to United States Patent (USP) US20070056346 A1；And self-expanding valve is then loaded valve bracket by respective method
To in transport system, the time used is also different.For self-expanding valve, need to be loaded in cool brine, and hold
Filling cool brine container cannot be too deep.The loading process of above-mentioned valve bracket is time-consuming and laborious, and process is cumbersome, can increase operation in this way
Risk.
Invention content
The technical problem to be solved in the present invention is to provide a kind of valve bracket pressures to hold device, and holding device using the pressure can
More easily valve bracket is loaded into transport system, to reduce operating time, reduces operation risk.
Valve bracket pressure of the present invention holds device, and including the fixed front panel and rear panel fastened, the front panel is with after
Be equipped with the fixed preceding pressure large face machine fastened and rear pressure large face machine between panel, it is described before pressure large face machine and rear pressure large face machine can opposite front panel with
Rear panel rotates coaxially, and the front panel, rear panel, preceding pressure large face machine and the rear center for pressing large face machine offer through-hole, before described
Pressure large face machine with offered in the disk of rear pressure large face machine at least three along disk radial arrangement bar hole, it is described before on pressure large face machine
Bar hole with it is described after pressure large face machine on bar hole be arranged in a one-to-one correspondence, the bar hole is symmetrical along disk center, described
It is slided between preceding pressure large face machine and rear pressure large face machine and is equipped at least three sliding blocks, it is convex that the opposite sides of the sliding block is respectively provided with a column
It rises, two columnar projections on the sliding block are respectively interposed in corresponding two bar holes, the front panel and rear panel
Medial surface on be equipped at least three oblique grooves, the oblique groove on the front panel with the oblique groove on the rear panel one by one
It is correspondingly arranged, two on the sliding block columnar projections are connected to corresponding two oblique grooves after bar hole is each passed through
It is interior, it is convex to column in the oblique groove when the preceding pressure large face machine and rear pressure large face machine are rotated relative to the front panel and rear panel
Under the guide function risen, the columnar projections are moved back and forth along the bar hole.
Valve bracket pressure of the present invention holds device, wherein the front panel and rear panel are in disk form, the front panel
First handle is equipped with the edge of rear panel, two first handles are correspondingly arranged, and large face machine and rear pressure is pressed to hold before described
The edge of disk is equipped with second handle, and two second handles are correspondingly arranged, the edge of the front panel and rear panel
It is equipped with circumferentially and perpendicular to the first boss of panel, two first boss, which are formed, accommodates the preceding pressure large face machine with after
The first cavity of large face machine is pressed, the first boss, which is equipped with, connects first cavity and external circumferential openings, positioned at described
The second handle of preceding pressure large face machine and rear pressure large face machine in first cavity is extended to from the opening outside the first cavity.
Valve bracket pressure of the present invention holds device, wherein it is rectangular that the edge of large face machine and rear pressure large face machine is pressed to be equipped with before described
Convex block, two bumping squares are correspondingly arranged, and the chamber that extends out for accommodating the bumping square is equipped in the first boss, described
Bumping square and described extend out are equipped with resetting spring between chamber, and the resetting spring can push the columnar projections from bar shaped
The proximate movement in hole, the proximal end of the bar hole is close to the disk center of the preceding pressure large face machine and rear pressure large face machine, the item
Disk center of the distal end in shape hole far from the preceding pressure large face machine and rear pressure large face machine.
Valve bracket of the present invention pressure holds device, wherein the first boss on the front panel and the on the rear panel
One boss is cooperated by positioning protrusion and positioning groove.
Valve bracket pressure of the present invention holds device, wherein pressure large face machine and rear pressure large face machine are in disk form before described, before described
The edge of pressure large face machine and rear pressure large face machine is equipped with circumferentially and perpendicular to the second boss of pressure large face machine disk, two described the
Two boss form the second cavity for accommodating the sliding block.
Valve bracket pressure of the present invention holds device, and the cunning is equipped with wherein being slided between pressure large face machine and rear pressure large face machine before described
The mode of block is, is equipped at least three strip blocks before described on pressure large face machine and rear pressure large face machine, the strip block with it is described
Bar hole is arranged in a one-to-one correspondence, and is mutually parallel per a pair of corresponding strip block and bar hole, the opposite sides of the sliding block
It is respectively equipped with and the matched sliding slot of strip block.
Valve bracket pressure of the present invention holds device, wherein pressure large face machine and rear pressure large face machine pass through positioning column and location hole before described
It cooperates.
Valve bracket pressure of the present invention holds device, wherein the upper end of the sliding block is equipped with the columnar projections, the sliding block
Side be equipped with the holding tank for accommodating adjacent sliders lower ends, when the columnar projections are proximally moved from the distal end of the bar hole
When dynamic, the lower end of the sliding block is slided into the holding tank of adjacent sliders, and the lower end of all sliding blocks forms clamping valve bracket
Holding holes.
Valve bracket pressure of the present invention holds device, wherein the oblique groove, the preceding pressure on the front panel and rear panel are held
Disk and the quantity of the rear bar hole pressed on large face machine and the sliding block are set as 6,9 or 12.
Valve bracket pressure of the present invention holds device, wherein the front panel and rear panel are fixed by screw and fastened, it is described
Preceding pressure large face machine and rear pressure large face machine are fixed also by screw and are fastened, the front panel, rear panel, preceding pressure large face machine and rear pressure large face machine center
Through-hole be round hole.
Valve bracket of the present invention holds sliding block that device difference from prior art is in the present invention with pressure can be in institute
It is moved freely between pressure large face machine and the rear pressure large face machine before stating；The front panel and the rear panel are fixed, are pressed before described
Large face machine is rotated with the rear pressure large face machine along the common axle center that the front panel and the rear panel are formed, in oblique groove to column
Under the guide function of protrusion, the columnar projections are moved back and forth along the bar hole, while the sliding block is held along the preceding pressure
The radial direction of disk and the rear pressure large face machine is moved to mobile or separate disk center of disk center, when sliding block is moved to disk center, is slided
Block is integrally in rolled state, and when sliding block is moved far from disk center, sliding block is in integrally unfolded state.Valve bracket is placed in front
In plate, rear panel, preceding pressure large face machine and the through-hole at rear pressure large face machine center, when sliding block is generally in rolled state, realize to sliding block
Pressure hold, holding device using the pressure can more easily be loaded into valve bracket in transport system.
The invention will be further described below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is that the structure that valve bracket pressure of the present invention holds device dismantles schematic diagram；
Fig. 2 a are the rear panel schematic three dimensional views that valve bracket pressure of the present invention holds device；
Fig. 2 b are the rear panel floor map that valve bracket pressure of the present invention holds device；
Fig. 3 a are the rear pressure large face machine schematic three dimensional views that valve bracket pressure of the present invention holds device；
Fig. 3 b are the rear pressure large face machine floor map that valve bracket pressure of the present invention holds device；
Fig. 4 a are the sliding block schematic three dimensional views that valve bracket pressure of the present invention holds device；
Fig. 4 b are the sliding block floor map that valve bracket pressure of the present invention holds device；
Fig. 4 c are the sliding block side schematic views that valve bracket pressure of the present invention holds device；
Fig. 5 a are the preceding pressure large face machine schematic three dimensional views that valve bracket pressure of the present invention holds device；
Fig. 5 b are the preceding pressure large face machine floor map that valve bracket pressure of the present invention holds device；
Fig. 6 a are the front panel schematic three dimensional views that valve bracket pressure of the present invention holds device；
Fig. 6 b are the front panel floor map that valve bracket pressure of the present invention holds device；
Fig. 6 c are the front panel schematic rear views that valve bracket pressure of the present invention holds device；
Fig. 7 is to press large face machine schematic diagram after the sliding block that valve bracket pressure of the present invention holds device is packed into；
Fig. 8 is that the sliding block that valve bracket pressure of the present invention holds device is packed into front and rear pressure large face machine schematic diagram；
Fig. 9 is that the sliding block that valve bracket pressure of the present invention holds device is packed into rear panel schematic diagram；
Figure 10 is the complete diagram that valve bracket pressure of the present invention holds device；
Figure 11 is the valve bracket schematic diagram that valve bracket pressure of the present invention holds device；
Figure 12 a are that the valve bracket that valve bracket pressure of the present invention holds device is packed into schematic three dimensional views；
Figure 12 b are that the valve bracket that valve bracket pressure of the present invention holds device is packed into side schematic view.
Specific embodiment
Valve bracket of the present invention pressure holds device, for being loaded into valve bracket is fast and convenient in transport system, with
Just operating time is reduced, reduces operation risk.
As shown in Figure 1, valve bracket pressure of the present invention holds device, including the fixed front panel 5 fastened and rear panel 1, institute
It states to be equipped between front panel 5 and rear panel 1 and fixes the preceding pressure large face machine 4 fastened and rear pressure large face machine 2, large face machine 4 and rear pressure are pressed before described
Large face machine 2 can be rotated coaxially with respect to front panel 5 and rear panel 1, the front panel 5, rear panel 1, preceding pressure large face machine 4 and rear pressure large face machine 2
Center offer through-hole, the through-hole is round hole, is used to place valve bracket 6.Pressure large face machine 4 is held with rear pressure before described
Offered in the disk of disk 2 at least three along disk radial arrangement bar hole, it is described before pressure large face machine 4 on bar hole and institute
After stating press large face machine 2 on bar hole be arranged in a one-to-one correspondence, the bar hole is symmetrical along disk center, it is described before pressure large face machine 4 with
Slip is equipped at least three sliding blocks 3 between pressing large face machine 2 afterwards, and the opposite sides of the sliding block 3 is respectively provided with a columnar projections 31, described
Two columnar projections 31 on sliding block 3 are respectively interposed in corresponding two bar holes, the front panel 5 and rear panel 1
Be equipped at least three oblique grooves on medial surface, the oblique groove on the front panel 5 with the oblique groove on the rear panel 1 one by one
Be correspondingly arranged, two columnar projections 31 on the sliding block 3 be connected to after bar hole is each passed through corresponding two tiltedly it is recessed
In slot, when the preceding pressure large face machine 4 and rear pressure large face machine 2 are rotated relative to the front panel 5 and rear panel 1, in the oblique groove pair
Under the guide function of columnar projections 31, the columnar projections 31 are moved back and forth along the bar hole.Meanwhile sliding block 3 also follows column
Shape protrusion 31 moves back and forth, i.e., sliding block 3 moves or far from disk center along the radial direction of pressure large face machine 2 after preceding pressure large face machine 4/ to disk center
It is mobile.
As shown in Fig. 2 a, Fig. 2 b, Fig. 6 a, Fig. 6 b and Fig. 6 c, valve bracket pressure of the present invention holds device, wherein the front
Plate 5 and rear panel 1 are in disk form, and the edge of the front panel 5 and rear panel 1 is equipped with first handle, two described the
One handle is correspondingly arranged, and large face machine 4 and the edge of rear pressure large face machine 2 is pressed to be equipped with second handle, two second-hands before described
Handle is correspondingly arranged, and the edge of the front panel 5 and rear panel 1 is equipped with circumferentially and perpendicular to the first boss of panel,
Two first boss form the first cavity for accommodating the preceding pressure large face machine 4 and rear pressure large face machine 2, and the first boss is equipped with
First cavity and external circumferential openings are connected, the of the preceding pressure large face machine 4 in first cavity and rear pressure large face machine 2
Two handles are extended to from the opening outside the first cavity.
Staff holds first handle with a hand, makes the when the valve bracket for using the present invention presses and holds device
One handle is fixed, and holds second handle with another hand later, and pushes second handle along the circumferential openings in first boss
Mobile, then preceding pressure large face machine 4 and rear pressure large face machine 2 are rotated coaxially with respect to front and back panels 5,1.
As shown in Fig. 3 a, 3b, 5a and 5b, valve bracket pressure of the present invention holds device, wherein pressure large face machine 4 and rear pressure before described
The edge of large face machine 2 is equipped with bumping square, and two bumping squares are correspondingly arranged, and is equipped in the first boss and accommodates institute
State the chamber that extends out of bumping square, the bumping square and described extend out are equipped with resetting spring (not shown), institute between chamber
Stating resetting spring can push the columnar projections 31 to be moved from the proximate of bar hole, and the proximal end of the bar hole is close
The disk center of pressure large face machine 4 and rear pressure large face machine 2 before described, the distal end of the bar hole is far from the preceding pressure large face machine 4 and rear pressure large face machine 2
Disk center.
Valve bracket pressure of the present invention holds device, wherein on the first boss on the front panel 5 and the rear panel 1
First boss is cooperated by positioning protrusion 13 and positioning groove 54.It is first convex can be located at front panel 5 for positioning protrusion 13
On platform, and positioning groove 54 is located in the first boss of rear panel 1 or is reversed, i.e., positioning protrusion 13 is located at rear panel 1
First boss on, and positioning groove 54 is located in the first boss of front panel 5.
Valve bracket pressure of the present invention holds device, wherein pressure large face machine 4 and rear pressure large face machine 2 are in disk form before described, it is described
The edge of preceding pressure large face machine 4 and rear pressure large face machine 2 is equipped with circumferentially and perpendicular to the second boss of pressure large face machine disk, two institutes
It states second boss and forms the second cavity for accommodating the sliding block 3.
Valve bracket pressure of the present invention holds device, wherein being slided between the preceding pressure large face machine 4 and rear pressure large face machine 2 equipped with described
The mode of sliding block 3 is：Be equipped at least three strip blocks before described on pressure large face machine 4 and rear pressure large face machine 2, the strip block with
The bar hole is arranged in a one-to-one correspondence, and is mutually parallel per a pair of corresponding strip block and bar hole, the sliding block 3 it is opposite
Both sides are respectively equipped with and the matched sliding slot 32 of the strip block.Sliding block 3 passes through the sliding slot 32 on itself and forward and backward pressure large face machine
4th, the strip block on 2, which matches, to reciprocatingly slide along the radial direction of preceding pressure large face machine 4 and rear pressure large face machine 2.
Valve bracket pressure of the present invention holds device, wherein pressing large face machine 4 and rear pressure large face machine 2 before described by positioning column 43 and determining
Position hole 26 cooperates.Positioning column 43 and location hole 26 are pressed on large face machine 4 and rear pressure large face machine 2 before being respectively arranged at or are set respectively
In on rear pressure large face machine 2 and preceding pressure large face machine 4.
As shown in Fig. 4 a, 4b, 4c and Fig. 7, valve bracket pressure of the present invention holds device, wherein the upper end of the sliding block 3 is set
There are the columnar projections 31, the side of the sliding block 3 is equipped with the holding tank for accommodating 3 lower end of adjacent sliders, when the column is convex
31 are played when being moved proximally to from the distal end of the bar hole, the lower end of the sliding block 3 is slided into the holding tank of adjacent sliders 3,
The lower end of all sliding blocks 3 forms the holding holes of clamping valve bracket 6.When sliding block is set as 3, the lower end of 3 sliding blocks is formed
Holding holes for equilateral triangle, when sliding block is set as 4, the holding holes that the lower end of 4 sliding blocks is formed are square, with this
Analogize, when sliding block is set as 9, the holding holes that the lower end of 9 sliding blocks is formed are positive nonagon, that is to say, that holding holes is just
Polygon, the holding holes of regular polygon can apply uniform peripheral force to valve bracket 6, make 6 stress equalization of valve bracket.
Valve bracket of the present invention pressure holds device, wherein the front panel 5 and oblique groove on rear panel 1, it is described before press
Large face machine 4 and the quantity of the rear bar hole pressed on large face machine 2 and the sliding block 3 are set as 6,9 or 12.Valve branch of the present invention
Frame pressure holds device, wherein the front panel 5 and rear panel 1 are fixed by screw and fastened, large face machine 4 and rear pressure large face machine are pressed before described
2 fix fastening also by screw, and the front panel 5, rear panel 1, the preceding through-hole pressed large face machine 4 and press 2 center of large face machine afterwards are circle
Shape hole.
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in further detail.
Valve bracket pressure as shown in Figure 1 holds device, including：Rear panel 1, it is rear to press large face machine 2, sliding block 3, preceding pressure large face machine 4
And front panel 5.The sliding block 3 is positioned among the preceding pressure large face machine 4 and the rear pressure large face machine 2；Pressure large face machine 4 and institute before described
After large face machine 2 is pressed to form an entirety fixation fastening after stating, correspondence is positioned between the front panel 5 and the rear panel 1, and energy
It is enough to be freely rotated relative to front panel 5 and rear panel 1.
The rear panel 1 as shown in Figure 2 a, including first handle 11, first handle 11 is fixed on the rear panel 1
One end of disc outer rim；The first boss 12 of the rear panel 1 is located at the edge of the rear panel 1；The convex
13 are played to be located in the first boss 12 of the rear panel 1；The oblique groove 15 of the rear panel 1 is located at the rear panel
In 1 plane, the oblique groove 15 is rectangle, the 15 both ends semicircular in shape of oblique groove；The pit of the rear panel 1 14
Intracavitary is extended out in the first boss 12 of the rear panel 1, and pit 14 is used for housing resetting spring；The screw thread of the rear panel 1
Hole 16 is located in the first boss 12；The front of the rear panel 1 is disc face 17.
The rear panel 1 as shown in Figure 2 b, the semicircular center of circle of the oblique groove 15 are connected the circle of formed circle
The heart is overlapped with the center line of the first handle 11, and is overlapped with the center of circle of the disc face 17.Oblique groove 15 is from rear panel 1
Extend by paracentral position to edge.
15 quantity of the oblique groove of the rear panel 1 is 9, width e 4mm；Close to the oblique groove of first handle 11
15 center line is 45 ° with the 11 centerlines α of the first handle of rear panel 1；15 depth of oblique groove is 2.0mm.
The outer diameter a sizes of the disc face 17 of the rear panel 1 are 80mm；Diameter of bore b sizes are 28mm；After described
13 quantity of the positioning protrusion of panel 1 is 2, and angle is 120 °；Highly it is 2mm, width 4mm, thickness 1mm.
The rear pressure large face machine 2 as shown in Figure 3a including second handle 21, is fixed on the disc of the rear pressure large face machine 2
The one end at edge；The second boss 22 is located on the disc outer edge of the rear pressure large face machine 2；The bumping square 23
Positioned at the edge of the rear pressure large face machine 2, and there are a semi-circular recesses in one end of bumping square 23, for housing the reset bullet
Spring；The strip block 24 is located at the disc disk 27；The bar hole 25 is located in the disc disk 27；It is described
Location hole 26 is located in the second boss 22.
The rear pressure large face machine 2 as shown in Figure 3b, the institute of bar hole 25 and the rear pressure large face machine 2 on vertical direction
It is 35 ° to state 21 angle α of second handle.
The width of the bar hole 25 is 4mm, and the width of the strip block 24 is 2mm, is highly 1.5mm.
The strip block 24 is parallel with the corresponding bar hole 25.The quantity of the bar hole 25 is 9, along
The center of circle of the disc disk 27 is uniformly distributed.Correspondingly, the quantity of strip block 24 is also 9, along the disc
The center of circle of disk 27 is uniformly distributed.
The quantity of the location hole 26 is 3, is uniformly distributed along the center of circle of the disc disk 27.
The outer diameter size of the disc disk 27 is 75.5mm；Internal diameter size is 28mm.
The sliding block 3 as shown in figures 4 a and 4b, including, the columnar projections 31 are located at the upper end of the sliding block 3, and
The symmetrical both sides with the sliding block 3, in the present embodiment, the columnar projections 31 are cylinder.The sliding slot 32 is parallel
In the vertical plane 33, and it is symmetrical with the sliding block 3 both sides；The transverse triangle shape tip 34 is located at the sliding block 3
Bottom.
Cylinder 31 a diameter of 4mm of columnar projections, is highly 4mm；The center of circle of the columnar projections 31 and the horizontal stroke
It is parallel with the vertical plane 33 of the sliding block 3 to the straight line that triangular tip 34 is formed.
The transverse triangle shape of the sliding block 3 is isosceles triangle.
The angle at the transverse triangle shape tip 34 of the sliding block 3 is 30 °, and the transverse triangle shape tip 34 is divided equally
Line 39 is vertical with the straight line 38 that the center of circle of the columnar projections 31 and the transverse triangle shape tip 34 are formed.
The angle that the straight section face 35 and inclined-plane 37 of the sliding block 3 are formed and vertical plane 33 and the inclined-plane 36 of vertical plane bottom end
The angle formed is identical.
The width of sliding slot 32 as illustrated in fig. 4 c is 2mm, depth 2mm.
Preceding pressure large face machine 4 as shown in figure 5 a and 5b, including second handle 41, the disc of pressure large face machine 4 before being fixed on
The one end at edge；The second boss 42 is located on the disc outer edge of the preceding pressure large face machine 4；The positioning column 43
In in the second boss 42 of the preceding pressure large face machine 4；The bar hole 44 is located in the disc disk 46；The strip
Shape block 45 is located in the disc disk 46；The bumping square 47 is located at the edge of the preceding pressure large face machine 4, and bumping square
There are a semi-circular recesses in 47 one end, is used for housing the resetting spring.
The width of the bar hole 44 of pressure large face machine 4 is 4mm before described.
The width of the strip block 45 of pressure large face machine 4 is 2mm before described, is highly 1.5mm.
The strip block 45 of pressure large face machine 4 is parallel with corresponding bar hole 44 before described.
The quantity of the bar hole 44 of pressure large face machine 4 is 9 before described, and the center of circle along the disc disk 46 is uniform
Distribution.Correspondingly, the quantity of the strip block 45 of pressure large face machine 4 is also 9 before described, along the disc disk 46
The center of circle is uniformly distributed.
The quantity of the positioning column 43 is 3, is uniformly distributed along the center of circle of the disc disk 46.
The outer diameter size of the disc disk 46 of pressure large face machine 4 is 75.5mm before described；Internal diameter size is 28mm.
The front panel 5 as shown in figures 6 a and 6b including first handle 51, is fixed on the circle of the front panel 5
One end of dish type outer rim；The first boss 52 of the front panel 5, positioned at the edge of the front panel 5；The front panel 5
The oblique groove 53 be located in the plane of the front panel 5, the oblique groove 53 is rectangle, and 53 both ends of groove are in half
It is round；The positioning groove 54 is located in the first boss 52；The threaded hole 56 of the front panel 5 is located at the first boss
On 52, the threaded hole 56 is counter sink (please referring to Fig. 6 c)；The front of the front panel 5 is disc face 55；The front panel 5
Be located at first boss 52 on recess 58 connect with the first handle 51 of front panel 5；The first boss 52 extends out chamber position
It is connected in the another side of first handle 51.The pit 57 for extending out intracavitary is used to house the resetting spring.
As shown in Figure 2 a, it also is provided with being recessed in the first boss 12 of the rear panel 1, recess and front on rear panel 1
Recess on plate 5 collectively forms the circumferential openings in first boss, in the first cavity formed positioned at first boss
The second handle of preceding pressure large face machine 4 and rear pressure large face machine 2 is extended to from the opening outside the first cavity.Recess on rear panel 1 and outer
Expand the both sides that chamber is also located at first handle respectively, with the recess on front panel 5 and to extend out chamber corresponding.
In the present embodiment, resetting spring there are two setting, one end of resetting spring are set in the pit for extending out chamber, separately
One end is set in the semi-circular recesses of bumping square.One is respectively equipped in front and back panels 5,1 and extends out chamber, each extends out intracavitary
A pit is equipped with, a bumping square is respectively equipped on forward and backward pressure large face machine 4,2, a semicircle is equipped on each bumping square
Groove.
Valve bracket of embodiment of the present invention pressure holds device manufacturing process and the course of work is as follows：
S1, as shown in fig. 7, after one piece of sliding block 3 is placed into press large face machine 2 disk on, the columnar projections 31 are placed on institute
It states in bar hole 25, after the sliding slot 32 of the sliding block 3 is placed on the strip block 24 of pressure large face machine 2 so that sliding block 3 can be along length
Bar blocks 24 and bar hole 25 move freely；The disk of large face machine 2 is pressed after remaining eight sliding block 3 is put into the same way
On；
S2, large face machine 4 and rear pressure large face machine 2 is pressed to fasten by preceding, the difference the past of columnar projections 31 pressure large face machine of the sliding block 3
25 China and foreign countries of bar hole of 4 bar hole 44 and rear pressure large face machine 2 expose, by the second handle 41 of preceding pressure large face machine 4 and rear pressure large face machine 2
Second handle 21 fastened with screw and (please referred to Fig. 8).23 He of bumping square of large face machine 2 is pressed after resetting spring is individually positioned in
In the semi-circular recesses of the bumping square 47 of preceding pressure large face machine 4；Preceding pressure large face machine 4 after combination and rear pressure large face machine 2 and sliding block 3 are put
Enter in the disc face 17 of rear panel 1, and cause the columnar projections 31 of sliding block 3 are connected in the oblique groove 15 of rear panel 1 (to please refer to
Fig. 9).Finally by the fastening corresponding with rear panel 1 of front panel 5, and fastened with screw and (please referred to Fig.1 0).
First handle 151 after S3, rear panel 1 and front panel 5 combine is fixed, by pressing large face machine 1 before rotation with after
Press the second handle 241 after the combination of large face machine 4 so that the opening of sliding block 3 that pressure holds device reaches maximum, then by the valve branch
Frame 6 (please referring to Fig.1 1) is put into the holding holes that the sliding block 3 pressed and hold device is formed and (please refers to Fig.1 2a and Figure 12 b), Ran Houzai
The secondary rotation second handle 241 causes the holding holes of sliding block 3 to taper into, and allows for the outer diameter of valve bracket 6 in this way
It tapers into, is finally reached the size of needs.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, under the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to the technical side of the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain that claims of the present invention determines.
Claims (10)
1. a kind of valve bracket pressure holds device, it is characterised in that：Including the fixed front panel and rear panel fastened, the front
Be equipped with the fixed preceding pressure large face machine fastened and rear pressure large face machine between plate and rear panel, it is described before pressure large face machine and press afterwards large face machine can relatively before
Panel and rear panel rotate coaxially, and the front panel, rear panel, preceding pressure large face machine and the rear center for pressing large face machine offer through-hole,
Before described pressure large face machine with offered in the disk of rear pressure large face machine at least three along disk radial arrangement bar hole, pressed before described
Bar hole on large face machine is arranged in a one-to-one correspondence with the bar hole on the rear pressure large face machine, and the bar hole symmetrically divides along disk center
Cloth slides between pressure large face machine and rear pressure large face machine before described and is equipped at least three sliding blocks, and the opposite sides of the sliding block is respectively provided with one
Columnar projections, two columnar projections on the sliding block are respectively interposed in corresponding two bar holes, the front panel with
Be equipped at least three oblique grooves on the medial surface of rear panel, the oblique groove on the front panel with it is oblique recessed on the rear panel
Slot is arranged in a one-to-one correspondence, and two on the sliding block columnar projections are connected to corresponding two tiltedly after bar hole is each passed through
In groove, when the preceding pressure large face machine and rear pressure large face machine are rotated relative to the front panel and rear panel, in the oblique groove to column
Under the guide function of shape protrusion, the columnar projections are moved back and forth along the bar hole.
2. valve bracket pressure according to claim 1 holds device, it is characterised in that：The front panel and rear panel are in
The edge of disc, the front panel and rear panel is equipped with first handle, and two first handles are correspondingly arranged, described
The edge of preceding pressure large face machine and rear pressure large face machine is equipped with second handle, and two second handles are correspondingly arranged, the front panel
It is equipped with the edge of rear panel circumferentially and perpendicular to the first boss of panel, two first boss, which are formed, to be accommodated
First cavity of pressure large face machine and rear pressure large face machine before described, the first boss, which is equipped with, connects first cavity and external week
To opening, the second handle of preceding pressure large face machine and rear pressure large face machine in first cavity extends to the first sky from the opening
Outside chamber.
3. valve bracket pressure according to claim 2 holds device, it is characterised in that：Pressure large face machine and rear pressure large face machine before described
Edge be equipped with bumping square, two bumping squares are correspondingly arranged, and are equipped in the first boss and are accommodated the side
Shape convex block extends out chamber, and the bumping square and described extend out are equipped with resetting spring between chamber, and the resetting spring can push away
It moves the columnar projections to move from the proximate of bar hole, the proximal end of the bar hole is close to the preceding pressure large face machine and rear pressure
The disk center of large face machine, disk center of the distal end far from the preceding pressure large face machine and rear pressure large face machine of the bar hole.
4. valve bracket pressure according to claim 3 holds device, it is characterised in that：First boss on the front panel
It is cooperated with the first boss on the rear panel by positioning protrusion and positioning groove.
5. valve bracket pressure according to claim 4 holds device, it is characterised in that：Pressure large face machine and rear pressure large face machine before described
It is in disk form, it is described before the edge of pressure large face machine and rear pressure large face machine be equipped with circumferentially and perpendicular to the of pressure large face machine disk
Two boss, two second boss form the second cavity for accommodating the sliding block.
6. valve bracket pressure according to claim 5 holds device, it is characterised in that：Pressure large face machine and rear pressure large face machine before described
Between slide and be equipped with the mode of the sliding block, be equipped at least three strip blocks on pressure large face machine and rear pressure large face machine before described,
The strip block is arranged in a one-to-one correspondence with the bar hole, is mutually parallel per a pair of corresponding strip block and bar hole,
The opposite sides of the sliding block is respectively equipped with and the matched sliding slot of strip block.
7. valve bracket pressure according to claim 6 holds device, it is characterised in that：Pressure large face machine and rear pressure large face machine before described
It is cooperated by positioning column and location hole.
8. valve bracket pressure according to claim 7 holds device, it is characterised in that：The upper end of the sliding block is equipped with described
Columnar projections, the side of the sliding block are equipped with the holding tank for accommodating adjacent sliders lower end, when the columnar projections are from the item
When the distal end in shape hole moves proximally to, the lower end of the sliding block is slided into the holding tank of adjacent sliders, the lower end of all sliding blocks
Form the holding holes of clamping valve bracket.
9. valve bracket pressure according to claim 8 holds device, it is characterised in that：On the front panel and rear panel
Oblique groove, the preceding pressure large face machine and the quantity of the rear bar hole pressed on large face machine and the sliding block are set as 6,9 or 12.
10. valve bracket pressure according to claim 9 holds device, it is characterised in that：The front panel and rear panel lead to
Cross screw and fix and fasten, it is described before pressure large face machine and rear pressure large face machine fix and fasten also by screw, it is the front panel, rear panel, preceding
It is round hole to press large face machine and the through-hole at rear pressure large face machine center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810116317.XA CN108186164A (en) | 2018-02-06 | 2018-02-06 | Valve bracket pressure holds device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810116317.XA CN108186164A (en) | 2018-02-06 | 2018-02-06 | Valve bracket pressure holds device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108186164A true CN108186164A (en) | 2018-06-22 |
Family
ID=62592517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810116317.XA Pending CN108186164A (en) | 2018-02-06 | 2018-02-06 | Valve bracket pressure holds device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108186164A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620491A (en) * | 2018-12-26 | 2019-04-16 | 乐畅医疗器械(上海)有限公司 | A kind of radially uniform tool of compression of bracket and its application method |
| CN111870395A (en) * | 2020-07-27 | 2020-11-03 | 上海纽脉医疗科技有限公司 | Press-holding system and press-holding method |
| WO2023005245A1 (en) * | 2021-07-28 | 2023-02-02 | 杭州启明医疗器械股份有限公司 | Crimper for compressing interventional instrument, and loading method for interventional instrument |
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| CN101257863A (en) * | 2005-09-09 | 2008-09-03 | 爱德华兹生命科学公司 | Prosthetic valve crimping device |
| EP2014257A1 (en) * | 2007-07-12 | 2009-01-14 | Sorin Biomedica Cardio S.R.L. | Expandable prosthetic valve crimping device |
| US20150336150A1 (en) * | 2014-05-22 | 2015-11-26 | Edwards Lifesciences Corporation | Crimping apparatus for crimping prosthetic valve with protruding anchors |
| CN208808751U (en) * | 2018-02-06 | 2019-05-03 | 北京迈迪顶峰医疗科技有限公司 | Valve bracket pressure holds device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101257863A (en) * | 2005-09-09 | 2008-09-03 | 爱德华兹生命科学公司 | Prosthetic valve crimping device |
| EP2014257A1 (en) * | 2007-07-12 | 2009-01-14 | Sorin Biomedica Cardio S.R.L. | Expandable prosthetic valve crimping device |
| US20150336150A1 (en) * | 2014-05-22 | 2015-11-26 | Edwards Lifesciences Corporation | Crimping apparatus for crimping prosthetic valve with protruding anchors |
| CN208808751U (en) * | 2018-02-06 | 2019-05-03 | 北京迈迪顶峰医疗科技有限公司 | Valve bracket pressure holds device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620491A (en) * | 2018-12-26 | 2019-04-16 | 乐畅医疗器械(上海)有限公司 | A kind of radially uniform tool of compression of bracket and its application method |
| CN111870395A (en) * | 2020-07-27 | 2020-11-03 | 上海纽脉医疗科技有限公司 | Press-holding system and press-holding method |
| CN111870395B (en) * | 2020-07-27 | 2022-12-30 | 上海纽脉医疗科技有限公司 | Press-holding system and press-holding method |
| WO2023005245A1 (en) * | 2021-07-28 | 2023-02-02 | 杭州启明医疗器械股份有限公司 | Crimper for compressing interventional instrument, and loading method for interventional instrument |
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