CN106923933B - Through conduit valve delivery system and its position fixing handle - Google Patents
Through conduit valve delivery system and its position fixing handle Download PDFInfo
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- CN106923933B CN106923933B CN201710090540.7A CN201710090540A CN106923933B CN 106923933 B CN106923933 B CN 106923933B CN 201710090540 A CN201710090540 A CN 201710090540A CN 106923933 B CN106923933 B CN 106923933B
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- screw rod
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- main part
- valve delivery
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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
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- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention provides a kind of through conduit valve delivery system and its position fixing handle.The present invention through conduit valve delivery system position fixing handle, including main part and the manipulation portion that is arranged on main part, manipulation portion includes：Push and pull manipulation portion comprising screw rod and the pull-push piece for push-pull screw；Rotate manipulation portion comprising with the matched counterpart of screw rod and for the revolving part of rotatable engagement part, revolving part can drive screw rod when counterpart and screw rod coordinate by counterpart；Converter section can make counterpart coordinate or detach with screw rod；Positioning region can make converter section be relatively fixed or detach with main part.The present invention's can be achieved at the same time accurate operation and fast operating through conduit valve delivery system through conduit valve delivery system position fixing handle, and can be automatically positioned under corresponding operation mode, provide convenience for the subsequent operation of handle.
Description
Technical field
The invention belongs to the field of medical instrument technology, and in particular to it is a kind of through conduit valve delivery system and its positioning hand
Handle.
Background technology
Through conduit valve because needing out chest unlike surgical operation, has many advantages, such as that wound is small, rehabilitation is fast, make in recent years
Favored deeply by doctor for a kind of new technology.It is mainly conveyed by transport system through conduit valve, is needed before implantation
First valve is mounted in transport system, needs that valve is transported to diseased region by transport system in implantation process.
Used at present to generally include two kinds through conduit valve delivery system, one is valve is loaded in transport system to lead
Valve can be pressed on the outside of conduit, the valve loading part of distal end of catheter by the outside of pipe distal end when loading by compression set
Position is usually sacculus, can make balloon expandable by pressurization after entering in vivo, and then so that valve is expanded and be anchored on lesion
Position.
Another kind is the inside that valve is loaded in transport system distal end of catheter, can be by operation handle by distal catheter
Outer layer moves proximally to (operating process should rapid and convenient), is then fixed on transport system distal end internal layer by one section of valve
On conduit, then it is by operation handle that the outer layer of distal catheter is mobile to distal end, to which whole valve income transport system is remote
Hold catheter interior (operating process should be relatively slowly accurate, to ensure that valve is fully encased in transport system).
Valve needs to discharge after reaching lesion locations, and release process is by operation handle to pull transport system and valve
The conduit portion of film cooperation moves proximally to, to discharge valve；Release process start time needs precise positioning, handle
Operation should be guaranteed that release process release force is moderate, feel is good, to ensure precisely to discharge；After release to a certain extent, lead to
Quick release is often needed, the operating time is reduced, valve is made to enter working condition as early as possible.Being needed after the completion of release rapidly will conveying
The conduit that system is moved through is moved to home position, consequently facilitating transport system is withdrawn from from vivo.
In addition, after valve arrival lesion locations start release, if finding, releasing position is inaccurate, it usually needs again by valve
It is secondary to take in transport system, then discharged again；The opposite release process of power needed for removal process is usually higher, and handle is answered
When guarantee removal process is with good handling.However, existing mostly can not be simultaneously through conduit valve delivery system handle
Realize precisely operation and fast operating.
Invention content
The present invention provide it is a kind of through conduit valve delivery system and its position fixing handle, the position fixing handle can be achieved at the same time through
The accurate operation of conduit valve delivery system and fast operating, and the conversion and transformed between two kinds of operations can be made
It operates more convenient.
The present invention provides a kind of through conduit valve delivery system position fixing handle, including main part and is arranged on main part
Manipulation portion, manipulation portion include：
Push and pull manipulation portion comprising screw rod and the pull-push piece for push-pull screw；
Rotate manipulation portion comprising with the matched counterpart of screw rod and for the revolving part of rotatable engagement part, revolving part exists
Counterpart can drive screw rod when coordinating with screw rod by counterpart；
Converter section can make counterpart coordinate or detach with screw rod；
Positioning region can make converter section be relatively fixed or detach with main part.
Further, the converter section includes bridgeware and sliding part, first position of the bridgeware on main part periphery
It is moved between the second position, bridgeware makes counterpart and screw rod coordinate at first position by sliding part, and bridgeware is the
So that counterpart is detached with screw rod by sliding part when two positions, the positioning region can make sliding part and main part be relatively fixed or
Separation.
Further, the positioning region includes elastic component, locating piece and reset button, and location hole is equipped on main part,
Reset button is arranged on location hole, and elastic component is fixed on sliding part, and locating piece is pressed on main part simultaneously by elastic component
And can be inserted in location hole, reset button can be such that locating piece is detached from from location hole.
Further, more than one elastomeric element being axially arranged, the bullet are provided between sliding part and main part
Property component is in elastic deformation state and so that sliding part is contacted or is detached with counterpart by elastic force, and then makes counterpart and spiral shell
Bar coordinates or separation.
Further, more than one fixed plate being radially arranged, institute are provided on the sliding part and the main part
Elastomeric element is stated to be arranged between the fixed plate of sliding part and the fixed plate of main part.
Further, the counterpart includes two arc-shaped workpieces being oppositely arranged, and the arc-shaped workpiece has to be matched with screw rod
Internal thread, the both ends of two arc-shaped workpieces are connected by flexible connector respectively.
Further, the revolving part is keyed with the counterpart.
The present invention also provides a kind of through conduit valve delivery system, including conduit part and any of the above-described described through conduit valve
Film transport system position fixing handle, the conduit part are connect with described through conduit valve delivery system position fixing handle.
The present invention's is provided with push-and-pull manipulation portion and rotation manipulation portion through conduit valve delivery system position fixing handle simultaneously,
Middle push-and-pull manipulation portion is by pull-push piece push-pull screw, so as to realize the fast operating of transport system；Rotation manipulation portion passes through
The rotating sliding screw rod of revolving part, since revolving part often rotates a circle discharged screw motion apart from relatively small, energy
Enough realize the accurate operation of transport system, and revolving part can be substantially reduced operating force under conditions of identical pulling force, to
Be conducive to improve operating handle, and reduce operation resistance；In addition, the position fixing handle is additionally provided with positioning region, turn in converter section
It can be automatically positioned under rotation process pattern or push-and-pull operation mode after changing operation mode, without operating personnel's applied force
So that the handle is maintained under transformed operation mode, provides convenience for the subsequent operation of handle.
Description of the drawings
Fig. 1 is the structural schematic diagram through conduit valve delivery system when not discharging of an embodiment of the present invention；
Fig. 2 is the structural schematic diagram through conduit valve delivery system upon discharge of an embodiment of the present invention；
Fig. 3 coordinates shape through conduit valve delivery system position fixing handle for an embodiment of the present invention in counterpart and screw rod
Structural schematic diagram under state；
Fig. 4 detaches shape in counterpart through conduit valve delivery system position fixing handle for an embodiment of the present invention with screw rod
Structural schematic diagram under state；
Fig. 5 is the elastomeric element of an embodiment of the present invention through the setting knot in conduit valve delivery system position fixing handle
Structure schematic diagram；
Fig. 6 is the elastomeric element of another embodiment of the present invention through the setting in conduit valve delivery system position fixing handle
Structural schematic diagram；
Fig. 7 is the structural schematic diagram of the counterpart of an embodiment of the present invention；
Fig. 8 is the attachment structure schematic diagram of the revolving part and counterpart of an embodiment of the present invention.
Reference sign：
1：Main part；2：Screw rod；3：Pull-push piece；4：Counterpart；5：Revolving part；51：Keyway；6：Bridgeware；7：Sliding part；
8：Elastomeric element；9：Elastic component；10：Locating piece；11：Reset button；12：Arc-shaped workpiece；121：Key；13：Flexible connector；14：
Conduit part；15：Emptying portion；16：Recycle control button.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the attached drawing below in conjunction with the present invention and implementation
Example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
It is of the invention through conduit valve delivery system position fixing handle, including main part 1 and setting in conjunction with shown in Fig. 1 to Fig. 8
Manipulation portion on main part 1, manipulation portion include：Push and pull manipulation portion comprising screw rod 2 and the pull-push piece for push-pull screw 2
3；Rotate manipulation portion comprising with 2 matched counterpart 4 of screw rod and for the revolving part 5 of rotatable engagement part 4, revolving part 5 with
Component 4 can pass through 4 push-pull screw 2 of counterpart when coordinating with screw rod 2；Converter section can be such that counterpart 4 coordinates with screw rod 2
Or separation；Positioning region can make converter section be relatively fixed or detach with main part 1.
In the present invention, the one end that will be close to main part 1 is set as proximal end, and the one end that will be far from main part 1 is set as distal end.This
Invention is provided with push-and-pull manipulation portion and rotation manipulation portion through conduit valve delivery system position fixing handle simultaneously, wherein push-and-pull manipulation
Portion is by 3 push-pull screw 2 of pull-push piece, so as to realize the fast operating of transport system；Rotation manipulation portion passes through revolving part 5
Rotation drives screw rod 2 that can be realized since 2 move distance of screw rod that revolving part 5 often rotates a circle discharged is relatively small
The accurate operation of transport system.In addition, revolving part 5 can be substantially reduced operating force under conditions of identical pulling force, to advantageous
In raising operating handle, and reduce operation resistance.In particular, the position fixing handle is additionally provided with positioning region, converted in converter section
It can be positioned automatically after operation mode, apply force to that handle is made to be maintained at transformed operation mould without operating personnel
Under formula, provide convenience for the subsequent operation of handle.
In the present invention, main part 1 holds and operates for operator, can be the conventional structure of this field.Specifically,
Main part 1 could be provided as it is hollow, consequently facilitating the execution unit (such as screw rod 2, counterpart 4, locating piece 10 etc.) in manipulation portion
Installation settings inside main part 1；In addition, opening can be arranged on 1 periphery of main part, consequently facilitating the manipulation in manipulation portion
Installation settings of the component (such as pull-push piece 3, revolving part 5, reset button 11 etc.) on 1 periphery of main part.
In the present invention, push-and-pull manipulation portion pushes and pulls operation for operator, it is to be understood that screw rod 2 can be arranged
The inside of main part 1, pull-push piece 3 should be arranged on the periphery of main part 1, consequently facilitating operator's practical operation；To push-and-pull
The concrete structure of part 3 does not limit strictly, as long as being readily able to axial push-pull screw 2.
In the present invention, rotation manipulation portion is used for operator's rotation process, it is to be understood that counterpart 4 can be arranged
In the inside of main part 1, revolving part 5 should be arranged on the periphery of main part 1, consequently facilitating operator's practical operation；To matching
The concrete structure of component 4 and revolving part 5 does not limit strictly, as long as revolving part 5 can lead to when counterpart 4 coordinates with screw rod 2
Crossing rotation process drives screw rod 2, such as counterpart 4 that can be threadedly coupled with screw rod 2, and revolving part 5 can be with 4 key of counterpart
Connection.
In the present invention, converter section converts push-and-pull operation and rotation process for operator；Specifically, converter section
It can be by having the structure that counterpart 4 can be made to coordinate or detach with screw rod 2, to realize push-and-pull operation and rotation process
Conversion.Wherein, rotation process can be carried out when counterpart 4 and screw rod 2 coordinate, drives counterpart 4 by rotating revolving part 5 at this time
Rotation, and then drive screw rod 2, when movement of the screw rod 2 under drive, can drive 3 corresponding sports of pull-push piece, convenient for passing through push-and-pull
The length that the move distance of part 3 judges valve release and is packed into, simultaneously because the barrier effect of counterpart 4, can not carry out at this time
Push-and-pull operation；Push-and-pull operation can be carried out when counterpart 4 is detached with screw rod 2, pushing and pulling pull-push piece 3 at this time can drive screw rod 2 to transport
Dynamic, revolving part 5 with screw rod 2 detaches to advantageously reduce and push and pull when operating as pull-push piece 3 move because of counterpart 4
Resistance.
In the present invention, positioning region is for making converter section be relatively fixed or detach with main part, to be converted in converter section
It can be positioned automatically after operation mode, apply force to that handle is made to be maintained at transformed operation mode without operating personnel
Under.The concrete structure of positioning region is not limited strictly, as long as position fixing handle can be located in push-and-pull operation mode or rotation
Turn under operation mode.
The present invention does not limit the concrete structure of converter section strictly.In one embodiment, converter section may include turning
Part 6 and sliding part 7 are changed, wherein bridgeware 6 is used for operator's conversion operation, should be arranged on the periphery of main part 1, to just
In operator's practical operation；Sliding part 7 can be arranged for realizing the conversion of push-and-pull operation and rotation process in main part 1
Inside, and connect with bridgeware 6.Specifically, bridgeware 6 can on 1 periphery of main part first position and second
It is moved between setting, wherein first position can be rotation process position and push and pull one kind in operating position, and the second position can be with
For the another kind in rotation process position and push-and-pull operating position；The specific set-up mode of first position and the second position is not made
Stringent limitation, can be rationally arranged according to actual conditions.
In one embodiment, first position could be provided as rotation process position, and the second position could be provided as pushing and pulling
Operating position；Also, bridgeware 6 can be such that counterpart 4 coordinates with screw rod 2 at first position by sliding part 7, bridgeware 6
Counterpart 4 can be made to be detached with screw rod 2 by sliding part 7 at the second position.In another embodiment, first position can be with
It is set as push-and-pull operating position, the second position could be provided as rotation process position；At this point, the energy at first position of bridgeware 6
Counterpart 4 is enough set to be detached with screw rod 2, at the second position counterpart 4 can coordinate bridgeware 6 with screw rod 2.Operator can be with
By moving bridgeware 6 between the first position and the second position, to conveniently realize the cooperation of counterpart 4 and screw rod 2
Or separation, and then realize the conversion of push-and-pull operation and rotation process.
The present invention does not limit the concrete structure of sliding part 7 strictly, matches as long as can be realized when operating bridgeware 6
It component 4 and the cooperation of screw rod 2 and detaches.As shown in figure 3, in one embodiment, bridgeware 6 is being moved to first position
When sliding part 7 can be driven to 1 proximal slide of main part, until by counterpart 4 be pressed onto on screw rod 2 to 2 screw-thread fit of screw rod,
When rotating revolving part 5 at this time, revolving part 5 drives counterpart 4 to rotate together, and the rotation of counterpart 4 drives screw rod 2 to move, in turn
It drives and makees corresponding push-and-pull movement with the conduit part 14 that it coordinates.As shown in figure 4, the band when being moved to the second position of bridgeware 6
Dynamic sliding part 7 is distally slided to main part 1, and sliding part 7 is detached with counterpart 4, while the pressure acted on counterpart 4 disappears
It removes, counterpart 4 is detached with screw rod 2, screw rod 2 can not be driven to move when rotating revolving part 5 at this time, matched since screw rod 2 is no longer influenced by
The barrier effect of component 4, therefore can easily drive screw rod 2 to move by pushing and pulling pull-push piece 3.
The present invention does not limit the concrete structure of positioning region strictly, as long as sliding part 7 can be made opposite with main part 1
It fixes or separates.It is understood that positioning region may include for sliding part 7 is limited (i.e. with 1 phase of main part
To fixation) locating part and for making sliding part 7 reset the return unit of (i.e. with 1 relative separation of main part).Wherein, in locating part
Position-limiting action under, bridgeware is located at first position, and position fixing handle can implement one kind in rotation process and push-and-pull operation；
Under the reset response of return unit, bridgeware is located at the second position, and position fixing handle can be implemented in rotation process and push-and-pull operation
It is another.
As shown in figure 5, in one embodiment, positioning region may include elastic component 9, locating piece 10 (elastic component 9 and positioning
Part 10 is equivalent to locating part) and reset button 11 (being equivalent to return unit), location hole, reset button 11 are equipped on main part 1
Be arranged on location hole, elastic component 9 fix on the slider 7, locating piece 10 be pressed on main part 1 by elastic component 9 and
It can be inserted in location hole, reset button 11 can be such that locating piece 10 is detached from from location hole.
When converter section conversion operation pattern, by the way that bridgeware 6 is moved to another location from default location, to drive
Sliding part 7 moves, and when the locating piece 10 on sliding part 7 moves to opposite with the location hole on main part 1, locating piece 10 is inserted into
To location hole, to make sliding part 7 be relatively fixed with main part 1, when sliding part 7 is fixed, position fixing handle, which is automatically positioned at, to be turned
On operation mode after changing.When needing conversion operation pattern again, locating piece 10 can be made from calmly by operating reset button 11
Position is detached from hole, and to which sliding part 7 returns back to default location under the action of elastomeric element 8, position fixing handle is again at this time
Under default mode of operation.
It is possible to further which the elastomeric element 8 that more than one is axially arranged, bullet are arranged between sliding part 7 and main part 1
Property component 8 is in elastic deformation state and so that sliding part 7 is contacted or is detached with counterpart 4 by elastic force, and then makes counterpart 4
Coordinate or detach with screw rod 2.The setting number of elastomeric element 8 is not limited strictly, could be provided as one or two with
On；When being set as two or more, elastomeric element 8 can be distributed on the circumferencial direction of sliding part 7, to conducive to guarantee operation
Stability.In addition, the elastic deformation state to elastomeric element 8 does not limit strictly, can be set as compressing according to actual needs
Or tensional state, the conventional structure such as can be spring, shrapnel of elastomeric element 8.
As shown in figure 5, in one embodiment, can along the circumferential direction be evenly distributed with two compression bullets in the distal end of sliding part 7
Spring, at this time the elastic force of compressed spring sliding part 7 can be pressed to the distal end of main part 1 automatically, at this time bridgeware 6 be located at push-and-pull operate
Position, sliding part 7 are detached with counterpart 4, and then counterpart 4 is detached with screw rod 2, and position fixing handle acquiescence is in push-and-pull operation mould
Formula can carry out push-and-pull operation.When needing to be converted to rotation process pattern, bridgeware 6 can be moved to rotation process position, turned
Changing part 6 drives sliding part 7 to be moved to 1 proximal end of main part, until counterpart 4 is pressed onto on screw rod 2 to match with 2 screw thread of screw rod
It closes, position fixing handle, which is in rotation process pattern, at this time (needs one hand of operating personnel to apply force to be held in position handle and be in rotate
Operation mode), rotation process can be carried out (operating personnel's another carries out rotation process).
In another embodiment, two extension springs can also be along the circumferential direction evenly distributed in the distal end of sliding part 7, at this time
Sliding part 7 can be pulled to the proximal end of main part 1 by the elastic force of extension spring automatically, when pulling force is sufficiently large, can be pressed onto counterpart 4
On screw rod 2 thus with 2 screw-thread fit of screw rod, bridgeware 6 is located at rotation process position at this time, and position fixing handle acquiescence is in rotation behaviour
Operation mode can carry out rotation process.When needing to be converted to push-and-pull operation mode, bridgeware 6 can be moved to push-and-pull operative position
Set, bridgeware 6 drives sliding part 7 distally to be moved to main part 1, until sliding part 7 detaches with counterpart 4, so counterpart 4 and
Screw rod 2 detaches, and position fixing handle is in push-and-pull operation mode at this time, can carry out push-and-pull operation.
As shown in fig. 6, in other embodiments, can also use single spring, single spring can be disposed around at this time
The periphery of sliding part 7；Furthermore, it is possible to set the single spring to compressed spring or extension spring according to actual needs, then
It is operated according to foregoing manner, to realize the conversion to push-and-pull operation and rotation process.
Set-up mode of the elastomeric element 8 between sliding part 7 and main part 1 is not limited strictly, as long as can realize
Above-mentioned function.For example, more than one fixed plate being radially arranged, elastic portion can be arranged on sliding part 7 and main part 1
Part 8 can be arranged between the fixed plate and the fixed plate of main part 1 of sliding part 7；The setting of elastomeric element 8 between the fixing plates
Mode and the elastic deformation state of elastomeric element 8 can be rationally arranged according to the operational requirements to position fixing handle.
The present invention does not limit the concrete structure of counterpart 4 strictly, as shown in fig. 7, in one embodiment, counterpart
4 may include two arc-shaped workpieces being oppositely arranged 12, and arc-shaped workpiece 12 has and 2 matched internal thread of screw rod, two arc-shaped workpieces 12
Both ends connected respectively by flexible connector 13.Under the set-up mode, sliding part 7 can make when pressure is set on counterpart 4
Two arc-shaped workpieces 12 are cooperatively formed with screw rod 2 to be threadedly coupled；And when sliding part 7 is detached with counterpart 4, two arc-shaped workpieces 12 can
To act on detaching with screw rod 2 by the elastic force of flexible connector 13.
As shown in figure 8, in one embodiment, revolving part 5 can be keyed with counterpart 4.At this point, on arc-shaped workpiece 12
Can with set key 121, and can be arranged on revolving part 5 with the 121 matched keyway 51 of key, consequently facilitating revolving part 5 drive
Counterpart 4 rotates together.
It is of the invention through conduit valve delivery system in conjunction with shown in Fig. 1 and Fig. 2, including conduit part 14 and above-mentioned through conduit
Valve delivery system position fixing handle, conduit part 14 are connect with above-mentioned through conduit valve delivery system position fixing handle.
In the present invention through in conduit valve delivery system, conduit part 14 is the conventional structure of this field.It is appreciated that
To be internally provided with valve department of assembly in conduit part 14 comprising for assembled valves inner core and be arranged in inner core distal end
The proximal end of soft conical head, inner core is fixed on position fixing handle, and soft conical head is convenient for through conduit valve delivery system in blood vessel
In pass through.In addition, also having 15 He of emptying portion for excluding transport system catheter interior gas through conduit valve delivery system
For guiding wire by the conventional structures such as interface.
The present invention through conduit valve delivery system before assembly or enter in vivo after, by control it is above-mentioned through conduit valve
The conduit part 14 of transport system is moved proximally to show valve rigging position or will assembled by transport system position fixing handle
Valve release.In assembly, can position fixing handle be first adjusted to push-and-pull operating position, to keep the distal end of conduit part 14 quick
Show；Position fixing handle can be then adjusted to rotation process position, after valve location structure is navigated to transport system, slowly adjusted
Revolving part 5 is saved, it will be in valve income to transport system.In the course of surgery, guiding guidewire interface is first passed through to wear transport system
In guiding wire, the air in transport system is discharged by emptying portion 15, is then sent into the transport system for loading valve
Et al. Ke position discharges valve；Start to need precisely release when release, position fixing handle is adjusted to rotation process position at this time
It sets, then turn revolving part 5 is to slowly precisely discharge valve；At that time discharge part firm position after, can quick release,
Position fixing handle can be adjusted to push-and-pull operating position at this time, to by operating personnel's Manual push-pull screw rod 2, realize fast quick-release
It puts；After valve release, position fixing handle can be adjusted to push-and-pull operation mode again, to rapidly by the conduit part of transport system
14 revert to home position, then withdraw from transport system in vivo.
In addition, being additionally provided with recycling control button 16 through conduit valve delivery system position fixing handle.In the course of surgery,
First recycling control button 16 can be adjusted to recyclable position, after discharging to a certain extent, stop release, and check release position
It whether correctly to set, if releasing position is correct, recycling control button 16 is adjusted to fully released position, to which valve is complete
Release；If releasing position is incorrect, needs again to discharge the valve income transport system of release, can then be incited somebody to action to slowly take in
Position fixing handle is set as rotation process pattern, to quickly take in, can set position fixing handle to push-and-pull operation mode.Again
After release is correct, recycling control button 16 is adjusted to fully released position, then valve can be discharged completely.
In operation, when whole valve income transport system distal catheter inside or valve being discharged since conduit part,
The recycling power and release force needed is relatively large, and rotation process pattern can be used at this time, can be in the case of same pulling force
Operating force is significantly reduced, feel is improved, push-pull fashion feel is poor, is not easily controlled loading and release so as to avoid using
The defects of process.
The present invention through conduit valve delivery system, release and the income of valve can be precisely controlled, while can be by valve
Film quick release, and the transport system after release is quickly recovered into original position, to realize transport system accurate operation and
Fast operating；In addition, can be automatically positioned under push-and-pull operation mode or rotation process pattern through conduit valve delivery system,
It applies force to that position fixing handle is made to be maintained under transformed operation mode without operating personnel, is the follow-up behaviour of position fixing handle
It provides convenience.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of through conduit valve delivery system position fixing handle, which is characterized in that including main part and be arranged on main part
Manipulation portion, manipulation portion include：
Push and pull manipulation portion comprising screw rod and the pull-push piece for push-pull screw；
Rotate manipulation portion comprising with the matched counterpart of screw rod and for the revolving part of rotatable engagement part, revolving part is coordinating
Part can drive screw rod when coordinating with screw rod by counterpart；
Converter section can make counterpart coordinate or detach with screw rod；
Positioning region can make converter section be relatively fixed or detach with main part,
Wherein, the converter section includes bridgeware and sliding part, first position and second of the bridgeware on main part periphery
It is moved between setting, bridgeware makes counterpart coordinate with screw rod at first position by sliding part, and bridgeware is at the second position
Counterpart is set to be detached with screw rod by sliding part, the positioning region can make sliding part be relatively fixed or detach with main part；
The positioning region includes elastic component, locating piece and reset button, and location hole is equipped on main part, and reset button setting exists
On location hole, elastic component is fixed on sliding part, and locating piece, which is pressed on main part by elastic component and can be inserted in, to be determined
In the hole of position, reset button can be such that locating piece is detached from from location hole.
2. according to claim 1 through conduit valve delivery system position fixing handle, which is characterized in that in sliding part and main body
More than one elastomeric element being axially arranged is provided between portion, the elastomeric element is in elastic deformation state and passes through bullet
Power makes sliding part contact or detach with counterpart, and then counterpart is made to coordinate or detach with screw rod.
3. according to claim 2 through conduit valve delivery system position fixing handle, which is characterized in that in the sliding part and
Be provided with more than one fixed plate being radially arranged on the main part, the elastomeric element be arranged fixed plate in sliding part with
Between the fixed plate of main part.
4. according to claim 1 through conduit valve delivery system position fixing handle, which is characterized in that the counterpart includes
Two arc-shaped workpieces being oppositely arranged, the arc-shaped workpiece have with the matched internal thread of screw rod, the both ends of two arc-shaped workpieces lead to respectively
Cross flexible connector connection.
5. according to claim 1 through conduit valve delivery system position fixing handle, which is characterized in that the revolving part and institute
State counterpart key connection.
6. a kind of through conduit valve delivery system, which is characterized in that including any warp of conduit part and claim 1 to 5
Conduit valve delivery system position fixing handle, the conduit part are connect with described through conduit valve delivery system position fixing handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090540.7A CN106923933B (en) | 2017-02-20 | 2017-02-20 | Through conduit valve delivery system and its position fixing handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090540.7A CN106923933B (en) | 2017-02-20 | 2017-02-20 | Through conduit valve delivery system and its position fixing handle |
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| Publication Number | Publication Date |
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| CN110786967B (en) * | 2019-12-12 | 2024-08-23 | 上海纽脉医疗科技股份有限公司 | Valve unhooking mechanism and valve conveying device |
| CN113855354A (en) * | 2020-06-30 | 2021-12-31 | 上海微创心脉医疗科技(集团)股份有限公司 | Conveying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103655004A (en) * | 2012-09-21 | 2014-03-26 | 上海微创医疗器械（集团）有限公司 | Implant conveying system |
| CN205019200U (en) * | 2015-07-27 | 2016-02-10 | 上海纽脉医疗科技有限公司 | Artificial heart valve conveyor's outer tube moving mechanism |
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| US9039759B2 (en) * | 2010-08-24 | 2015-05-26 | St. Jude Medical, Cardiology Division, Inc. | Repositioning of prosthetic heart valve and deployment |
| US9060860B2 (en) * | 2011-08-18 | 2015-06-23 | St. Jude Medical, Cardiology Division, Inc. | Devices and methods for transcatheter heart valve delivery |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103655004A (en) * | 2012-09-21 | 2014-03-26 | 上海微创医疗器械（集团）有限公司 | Implant conveying system |
| CN205019200U (en) * | 2015-07-27 | 2016-02-10 | 上海纽脉医疗科技有限公司 | Artificial heart valve conveyor's outer tube moving mechanism |
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