CN104083822B - Wicresoft's interposing catheter actuation means - Google Patents
Wicresoft's interposing catheter actuation means Download PDFInfo
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- CN104083822B CN104083822B CN201410261165.4A CN201410261165A CN104083822B CN 104083822 B CN104083822 B CN 104083822B CN 201410261165 A CN201410261165 A CN 201410261165A CN 104083822 B CN104083822 B CN 104083822B
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- supporting part
- push rod
- slide block
- actuation means
- bracing frame
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- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 3
- 238000009987 spinning Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 230000000386 athletic effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The invention discloses a kind of Wicresoft interposing catheter actuation means, to solve existing actuation means complex structure, volume is large and drive the problem of attaching wire, trachea etc. and being wound around.This Wicresoft's interposing catheter actuation means arranges advance and the retrogressing that pusher realizes conduit axis, realizes the rotary motion around own axes of conduit by arranging tumbler.Due to existing actuation means do spinning movement time, the drive part of tumbler participates in motion, bring the winding driving subsidiary wire, trachea, must solve by the parts such as added slip-ring, the present invention is directly external by drive part, is separated by drive part with moving component, drives the winding of subsidiary wire, trachea when avoiding rotation, simplify the structure simultaneously, reduce volume.
Description
Technical field
The present invention relates to field of medical device, especially a kind of Wicresoft interposing catheter actuation means.
Background technology
At present for the Wicresoft intervene operation (MinimallyInvasiveSurgery of cardiovascular diseases, MIS) be under the guiding of the Medical Equipmentes such as X-ray, arrive diseased region far away in body by means of conduit by vessel lumen, then implement a kind of medical skill of diagnosis or treatment.But because the shape of the blood vessel in human body, the chambers of the heart etc. bends long and narrow changeable, even there is a lot of fork, very large adverse effect is produced to the manipulation of conduit; And radius of curvature smaller part is conduit blind area normally.And existing actuation means complex structure is unfavorable for reducing overall manufacturing cost, be also unfavorable for operation, and complex structure brings volume change to be unfavorable for greatly moving further.Therefore invent a kind of structure simple conduit actuation means and there is very important real world applications meaning.
Summary of the invention
The invention provides a kind of structure simple and Wicresoft's interposing catheter actuation means of catheter propelling and rotating function can be provided simultaneously.
For achieving the above object, Wicresoft of the present invention interposing catheter actuation means can adopt following technical scheme:
A kind of Wicresoft interposing catheter actuation means, is characterized in that: comprise support, the pusher be installed on support, the brake locking device for inclined roller that is installed on the tumbler on support and is installed on support; Described support comprises the cross bar and the first bracing frame extended to same direction from cross bar two ends respectively and the second bracing frame that extend along longitudinally; Cross bar, the first bracing frame and the second bracing frame surround a receiving space; Described pusher comprises and to extend along longitudinally and to be installed on the push rod on the first bracing frame, the pressure head be connected on push rod, the guide rod be installed on push rod, to be installed on guide rod and the slide block reciprocatingly slided on guide rod, to be installed in slide block and movable holddown near pressure head one end, to install and positioning disk, the guide pad be installed on support, the retaining mechanism be installed on guide pad on slide block; Described push rod is provided with the first supporting part passed for guide rod; Described slide block is provided with the first passage and collecting movable holddown the accepting groove be communicated with first passage that pass for conduit, described movable holddown comprises and pushes the pressure cap that head coordinates, the folder post extended in accepting groove from pressure cap and be positioned at accepting groove and against the spring of pressure cap, described pressure cap be provided with the first guiding face towards the first bracing frame, the second guiding face towards the second bracing frame and between the first guiding face and the second guiding face by pressure surface; Described tumbler comprises and to extend along longitudinally and to be installed on dwang on the second bracing frame, to be installed on dwang and to be positioned at the gear outside receiving space, this gear connects drive motors, realize the external of rotary actuation: described dwang is provided with the second supporting part of carrying location guide, through the first supporting part, the other end is fixed on the second supporting part in one end of described guide rod; When push rod pushes slide block to dwang direction, pressure head press on pressure cap by pressure surface and folder post end is depressed in first passage; Be provided with in described push rod and run through push rod and with the second channel passed for conduit along longitudinally, be provided with in dwang and run through dwang and with the third channel passed for conduit along longitudinally; Described brake locking device for inclined roller comprises the disk be connected with slide block, the guide pad be arranged in bracket chute, the retaining mechanism be arranged on guide pad.
Compared with background technology, Wicresoft of the present invention interposing catheter actuation means structure is simple, volume is little and under having support to protect, drive part can be external, drives the winding of subsidiary wire, trachea when avoiding rotation.On the simple basis of structure, the manipulation operation of conduit axial advancement can be realized by pusher, simultaneously can also realize the rotation operation of conduit by tumbler and adjust the athletic posture of conduit, to adapt to the complex environment residing for conduit.
Accompanying drawing explanation
The axonometric chart of Tu1Shi Wicresoft of the present invention interposing catheter actuation means, and illustrate manipulation operation initial time state.
Fig. 2 is the interposing catheter actuation means sectional view of Wicresoft shown in Fig. 1.
Fig. 3 is the partial enlarged drawing of slide block and movable holddown in Fig. 2.
Fig. 4 is the view that slide block is in advance idle stroke.
Fig. 5 is that slide block is in the view retreating idle stroke.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
Refer to shown in Fig. 1 and Fig. 2, the present invention discloses a kind of Wicresoft interposing catheter actuation means, comprises support 10, the pusher 20 be installed on support 10, the tumbler 30 be installed on support 10; Described support 10 comprises the cross bar 11 extended along longitudinally and the first bracing frame 12 and the second bracing frame 13 extended to same direction from cross bar 11 two ends respectively.Cross bar 11, first bracing frame 12 and the second bracing frame 13 surround a receiving space 14.Described pusher 20 comprises and to extend along longitudinally and to be installed on the push rod 21 on the first bracing frame 12, the pressure head 22 be connected on push rod 21, the guide rod 23 be installed on push rod 21, to be installed on guide rod 23 and the slide block 24 reciprocatingly slided on guide rod 23, to be installed in slide block 24 and near the movable holddown 25 of pressure head 22 one end; Described push rod 21 is provided with the first supporting part 211 passed for guide rod 23.Described push rod 21 is provided with the driving connecting plate 214 be positioned at outside receiving space 14, both are connected by bearing 215, realization relatively rotates, and bearing is installed fixing by circlip for shaft, this driving connecting plate 214 is in order to connect straight spur unit (not shown).
Described slide block 24 is provided with the first passage 241 and collecting movable holddown 25 accepting groove 242 be communicated with first passage 241 that pass for conduit A, described movable holddown 25 comprises and pushes the pressure cap 251 that head coordinates, the folder post 252 extended in accepting groove 242 from pressure cap 251 and be positioned at accepting groove 242 and against the spring 253 of pressure cap 251, described pressure cap 251 is provided with the first guiding face 254 towards the first bracing frame 12, the second guiding face 255 towards the second bracing frame 13.
In the present embodiment, shown in composition graphs 2, Fig. 4 and Fig. 5, have three kinds of states, the duty namely clamping conduit and two kinds of idle stroke states of unclamping conduit; When pressure head 22 only produce with the first guiding face 254 contact time, namely when pressure head leading flank 221 and the first guiding face 254 produce and contact, pressure head 22 does not have generation to press down behavior, contact so do not produce with conduit, now mechanism is in idle stroke forward travel state, under now can realizing non-clamping conduit state, along channel direction, from the first bracing frame toward the motion in the second bracing frame direction; When pressure head 22 only produce with the second guiding face 255 contact time, namely when pressure head trailing flank 222 and the first guiding face 254 produce and contact, pressure head 22 does not also produce the behavior of pressing down, now slide block is in idle stroke fallback state, under now can realizing non-clamping conduit state, along channel direction, from the second bracing frame toward the motion in the first bracing frame direction; When pressure head 22 and the first guiding face 254 and the second guiding face 255 produce simultaneously contact time, being namely in the position shown in Fig. 2 is that pressure head 22 is in pressed status, and conduit now can be driven to carry out axial advance or setback; In described brake locking device for inclined roller, guide pad 42 is arranged in bracket chute, disk 41 and slide block 24 are connected, retaining mechanism 43 is arranged on guide pad 42, in the present embodiment, this retaining mechanism 43 is a lock-screw, can be tightened on cross bar 11, retaining mechanism 43 also can adopt other conventional locking devices, as long as can reach locking effect.When retaining mechanism 43 is in locking state, disk 41 can not carry out the movement along axis, can only be rotated about axis, now can regulate pressure head 22 and the contact situation of movable holddown 25, control conduit and whether be in clamp position, and the direction of idle stroke, when retaining mechanism 43 is in releasing orientation, disk 41 can move vertically, and now, slide block 24 can move on cross bar 11.
Described tumbler 30 comprises and to extend along longitudinally and to be installed on dwang 31 on the second bracing frame 13, to be installed on dwang 31 and to be positioned at the gear 32 outside receiving space 14, described dwang 31 is provided with the second supporting part 311 of carrying location guide 23, and through the first supporting part 211, the other end is fixed on the second supporting part 311 in one end of described guide rod 23; When push rod 21 pushes slide block 24 to dwang 31 direction, pressure head 22 press on pressure cap 251 by pressure surface 256 and folder post 252 end is depressed in first passage 241; Be provided with in described push rod 21 and run through push rod 21 and with the second channel 212 passed for conduit A along longitudinally, be provided with in dwang 31 and run through dwang 31 and with the third channel 312 passed for conduit A along longitudinally.
Also comprise and being set on push rod 21 and the 3rd supporting part 213 extended in the same way with the first supporting part 211, described first supporting part 211 is between the second supporting part 311 and the 3rd supporting part 213; One end of described guide rod 23 is fixed on the second supporting part 311, and the other end is fixed on the 3rd supporting part 213 through the first supporting part 211.
Shown in Fig. 1, when carrying out manipulation operation, conduit A is successively through push rod 21, slide block 24 and dwang 31.
The present invention, except pushing conduit A, can also realize rotating to conduit A, to make conduit A in the face of different Environmental adjustments athletic postures is better to manipulate.Being rotated by the gear of tumbler 32 and external motor (not shown) connecting band moving gear 32 drives dwang 31 to rotate, and then drive pusher 20 to rotate by the guide rod 23 of connection of rotating bar 31, conduit A can be driven together to rotate when conduit A presss from both sides rotation pusher 20 when post 252 clamps.Here pusher 20 not only can play the propelling movement to conduit A, also can make clamping conduit A common rotation, does not need to arrange other tumblers to conduit A again; And tumbler 30, except accepting rotating drive, also plays the effect of carrying guide rod 23 on the other hand; Guide rod 23 not only plays the effect of bearing support slide block 24, also rotary action is passed to whole pusher 20.These three technical characteristics produce multiple effect all simultaneously, can make that total is simple but all can be realized the rotation of conduit A and pushing after combining.And; need to produce motion and easily by the slide block 24 of interfering within the protection domain of support 10; lay respectively at the inner side and outer side of support 10 with other external devices, therefore when avoiding rotation, external driving device attaches the interference of wire, trachea etc., is conducive to the stability of operation.
In the present embodiment, in order to carry out spacing to the range of movement of slide block 24, arrange two ends to be further separately fixed on the first supporting part 211 and the 3rd supporting part 213 and the gag lever post 27 extended in parallel with described guide rod 23, this gag lever post 27 is through slide block 24, and this gag lever post 27 is provided with the first limiting section 271 and the second limiting section 272 laying respectively at slide block 24 both sides, described slide block 24 moves back and forth between the first limiting section 271 and the second limiting section 272.Undertaken spacing by the first limiting section 271 on gag lever post 27 and the second limiting section 272 pairs of slide blocks 24 in the present embodiment, simultaneously gag lever post 27 again can parallel with guide rod 23 while through slide block 24, slide block 24 can not be produced in sliding process to rock, improve the stability of slide block 24.Certainly, in other embodiment, also other modes can be adopted spacing to slide block 24, the modes such as the extended limited block in both sides just slided at slide block 24 if do not arranged gag lever post, and keep the stable solution of slide block 24 can be make the cross-sectional area of guide rod 23 be oval in case the limited slip block mode of rotating along guide rod 23, do not repeat them here.
Claims (6)
1. Wicresoft's interposing catheter actuation means, is characterized in that: comprise support, the pusher be installed on support, the brake locking device for inclined roller that is installed on the tumbler on support and is installed on support;
Described support comprises the cross bar and the first bracing frame extended to same direction from cross bar two ends respectively and the second bracing frame that extend along longitudinally; Cross bar, the first bracing frame and the second bracing frame surround a receiving space;
Described pusher comprises and to extend along longitudinally and to be installed on the push rod on the first bracing frame, the pressure head be connected on push rod, the guide rod be installed on push rod, to be installed on guide rod and the slide block reciprocatingly slided on guide rod, to be installed in slide block and movable holddown, the disk be installed on slide block, the guide pad be installed on support, the retaining mechanism be installed on guide pad near pressure head one end; Described push rod is provided with the first supporting part passed for guide rod;
Described slide block is provided with the first passage and collecting movable holddown the accepting groove be communicated with first passage that pass for conduit, described movable holddown comprises and pushes the pressure cap that head coordinates, the folder post extended in accepting groove from pressure cap and be positioned at accepting groove and against the spring of pressure cap, described pressure cap be provided with the first guiding face towards the first bracing frame, the second guiding face towards the second bracing frame and between the first guiding face and the second guiding face by pressure surface;
Described tumbler comprises and to extend along longitudinally and to be installed on dwang on the second bracing frame, to be installed on dwang and to be positioned at the gear outside receiving space, this gear connects drive motors, realize the external of rotary actuation: described dwang is provided with the second supporting part of carrying location guide, through the first supporting part, the other end is fixed on the second supporting part in one end of described guide rod; When push rod pushes slide block to dwang direction, pressure head press on pressure cap by pressure surface and folder post end is depressed in first passage; Be provided with in described push rod and run through push rod and with the second channel passed for conduit along longitudinally, be provided with in dwang and run through dwang and with the third channel passed for conduit along longitudinally;
Pusher comprises described brake locking device for inclined roller, and brake locking device for inclined roller comprises the described disk be connected with slide block, the described guide pad be arranged in bracket chute, the described retaining mechanism be arranged on guide pad.
2. Wicresoft according to claim 1 interposing catheter actuation means, is characterized in that: also comprise and being set on push rod and the 3rd supporting part extended in the same way with the first supporting part, described first supporting part is between the second supporting part and the 3rd supporting part; One end of described guide rod is fixed on the second supporting part, and the other end is fixed on the 3rd supporting part through the first supporting part.
3. Wicresoft according to claim 2 interposing catheter actuation means, it is characterized in that: also comprise two ends and to be separately fixed on the first supporting part and the 3rd supporting part and the gag lever post extended in parallel with described guide rod, this gag lever post is through slide block, and this gag lever post is provided with the first limiting section and the second limiting section that lay respectively at slide block both sides, and described slide block moves back and forth between the first limiting section and the second limiting section.
4. the Wicresoft's interposing catheter actuation means according to claim 1 or 2 or 3, it is characterized in that: described pressure head is connected by a link with between push rod, the accepting hole that described push rod is provided with collecting link and the adjustment screw certainly inserted outside to inside in accepting hole.
5. the Wicresoft's interposing catheter actuation means according to claim 1 or 2 or 3, it is characterized in that: described push rod is provided with the driving connecting plate be positioned at outside receiving space, this driving connecting plate is in order to connect straight spur unit, push rod is connected can be rotated relative to driving connecting plate by bearing, avoid straight spur unit to rotate with push rod, achieve and push the external of driving.
6. Wicresoft according to claim 3 interposing catheter actuation means, is characterized in that: described pressure head is provided with the press surface that coordinates with by pressure surface and is positioned at the 3rd guiding face and the 4th guiding face that guide function is played in press surface both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410261165.4A CN104083822B (en) | 2014-06-12 | 2014-06-12 | Wicresoft's interposing catheter actuation means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410261165.4A CN104083822B (en) | 2014-06-12 | 2014-06-12 | Wicresoft's interposing catheter actuation means |
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| Publication Number | Publication Date |
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| CN104083822A CN104083822A (en) | 2014-10-08 |
| CN104083822B true CN104083822B (en) | 2016-04-13 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105709325B (en) * | 2014-11-30 | 2021-10-29 | 中国科学院沈阳自动化研究所 | Interventional catheter conveying operation device |
| CN107469161B (en) * | 2017-08-17 | 2021-02-02 | 葛海 | Sputum suction device |
| CN107661562B (en) * | 2017-10-20 | 2020-04-10 | 贾伟 | Accurate-feeding intra-operative catheter fixing device and working method thereof |
| CN109077778B (en) * | 2018-08-09 | 2020-12-01 | 天津大学 | Ureter soft lens pushing mechanism and surgical instrument using same |
| CN109303963B (en) * | 2018-10-08 | 2020-12-11 | 江苏爱源医疗科技股份有限公司 | Adjustable microcatheter for cerebrovascular intervention |
| CN110545369B (en) * | 2019-08-20 | 2021-01-08 | 维沃移动通信（杭州）有限公司 | Electronic device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU4159097A (en) * | 1996-08-30 | 1998-03-19 | Whitaker Corporation, The | Apparatus to flex a bendable probe |
| EP1907041B1 (en) * | 2005-07-11 | 2019-02-20 | Catheter Precision, Inc. | Remotely controlled catheter insertion system |
| CN103083783B (en) * | 2013-02-25 | 2014-07-23 | 中国科学院自动化研究所 | Clamping-based catheter or clamping-based guide wire operating device for vessel interventional operation |
| CN103599585B (en) * | 2013-11-20 | 2016-06-15 | 中国科学院深圳先进技术研究院 | Blood vessel intervention operation wire catheter operating gear and operation module thereof |
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