CN103767811A - Accurate positioning support system - Google Patents
Accurate positioning support system Download PDFInfo
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- CN103767811A CN103767811A CN201410034937.0A CN201410034937A CN103767811A CN 103767811 A CN103767811 A CN 103767811A CN 201410034937 A CN201410034937 A CN 201410034937A CN 103767811 A CN103767811 A CN 103767811A
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- accurate positioning
- support system
- positioning support
- sleeve pipe
- conduit
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Abstract
The invention discloses an accurate positioning support system, which comprises an anchoring device and a positioning device, wherein the anchoring device comprises a hollow guide pipe; an anchoring balloon is arranged on an outer wall of a front end of the guide pipe; a first injection channel communicated with the anchoring balloon is axially arranged in a wall of the guide pipe along the guide pipe; the positioning device comprises a sleeving pipe sleeved on the guide pipe; an elastic balloon for releasing a support is arranged on an outer wall of a front end of the sleeving pipe; a second liquid injection channel communicated with the elastic balloon is axially arranged in a wall of the sleeving pipe along the sleeving pipe; the sleeving pipe can slide along the guide pipe under the external force action. The accurate positioning support system can be used for accurately positioning and releasing the support, the influence of heart beating on support positioning under some conditions is avoided, and the achievement ratio of operation is improved.
Description
Technical field
The present invention relates to a kind of medical interventional operation equipment, relate in particular to a kind of system that can accurate positioning support.
Background technology
Coronary artery is got involved by balloon expandable and support and is inserted and remove the narrow of diseased region, is the effective ways for the treatment of coronary heart disease.And for some opening pathological changes, accurate positioning support difficulty is very large.Especially in the time of heartbeat support in blood vessel before and after play amplitude large in.Coronary artery bracket usually occurs above-mentioned situation cannot locate or locate unsatisfied situation, directly causes intervene operation failure or severe complication, is the difficult problem that the current arteria coronaria of puzzlement is got involved.There is no at present and can pinpoint mounting system be applied to clinical.
Summary of the invention
In view of this, the invention provides a kind of accurate positioning support system, in intervention of coronary artery, adopt this cover system can support accurately be located and be discharged, and then effectively solved the difficult problem that some situation lower carriage is difficult to accurately locate release.
The present invention solves the problems of the technologies described above by following technological means:
Accurate positioning support system of the present invention, comprise anchoring device and positioner, described anchoring device comprises the conduit of hollow, and the front end outer wall of described conduit is provided with grappling sacculus, the first reservoir channel being connected with grappling sacculus to setting along catheter shaft in catheter wall; Described positioner comprises and is set in supravasal sleeve pipe, the front end outer wall of described sleeve pipe is provided with the resilient bladder for releasing bracket, in casing wall, along quill to the second reservoir channel being connected with resilient bladder is set, described sleeve pipe can slide along conduit under external force.
Further, described positioner also comprises the regulating handle of accurate positioning support position, front and back.
Further, described regulating handle mainly coordinates adjusting nut to form by screw rod with screw flight, on one end of described screw rod is axial with rear end of conduit, is fixedly connected with, and one end of described adjusting nut is connected with the rear end axial restraint of sleeve pipe.
Further, the two ends that are positioned at grappling sacculus on described conduit arrange developing ring.
Further, the two ends that are positioned at resilient bladder on described sleeve pipe arrange developing ring.
Further, described grappling sacculus appearance arranges multiple projections.
Further, described projection is the salient point of diameter 0.1mm, and the spacing between each salient point is 0.5mm.
Further, also comprise locating support, on described locating support, be evenly equipped with vertically multiple development points.
Further, one end of described screw rod is provided with the first joint for being connected with force (forcing) pump, and described inside screw is provided with the fluid injection through hole that is communicated with the first joint and the first reservoir channel, and for by the central through hole of seal wire.
Further, the rear end of described sleeve pipe is also provided with the second joint for being communicated with force (forcing) pump and the second reservoir channel.
Accurate positioning support system of the present invention has following beneficial effect:
1) accurate positioning support system of the present invention, comprise anchoring device and positioner, described anchoring device comprises the conduit of hollow, and the front end outer wall of described conduit is provided with grappling sacculus, the first reservoir channel being connected with grappling sacculus to setting along catheter shaft in catheter wall; Described positioner comprises and is set in supravasal sleeve pipe, the front end outer wall of described sleeve pipe is provided with the resilient bladder for releasing bracket, in casing wall, along quill to the second reservoir channel being connected with resilient bladder is set, described sleeve pipe can slide along conduit under external force.When use, under the guiding of seal wire, the grappling sacculus of catheter proximal end is positioned in branch vessel, behind visual lower locating support position, fill grappling sacculus by force (forcing) pump, then according to the coated standoff resilient bladder of development accurate adjustment and sleeve pipe, arrive after assigned address, fill resilient bladder releasing bracket by force (forcing) pump, finally discharge grappling sacculus and resilient bladder, withdraw from mounting system.Accurate positioning support system of the present invention can accurately be located releasing bracket, has avoided the impact of heartbeat on backing positions, has improved success rate of operation, has significant progress.
2) in accurate positioning support system of the present invention, include regulating handle, make the registration of support reach 100um by this conciliation handle.
3) design of grappling sacculus in accurate positioning support system of the present invention, also can realize the predilation processing to stenotic lesion position, and then provide safeguard by stenotic lesion position smoothly for resilient bladder and support, reach and in coronary artery expansion plasty operation process, do not need to carry out conduit exchange, once get involved and can complete the effect of operation, thereby improved operation efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, invention is further described.
Figure l is the overall structure schematic diagram of accurate positioning support system of the present invention;
Fig. 2 is the structural representation at sacculus position in accurate positioning support system of the present invention;
Fig. 3 is the structural representation at regulating handle position in accurate positioning support system of the present invention.
The specific embodiment
Below with reference to accompanying drawing, the present invention is described in detail, as shown in Figures 1 to 3: accurate positioning support system of the present invention, comprise anchoring device and positioner, described anchoring device comprises the conduit 11 of hollow, the front end outer wall of described conduit 11 is provided with grappling sacculus 12, preferably, the diameter 1.5-2.0mm of described grappling sacculus 12, length 5mm; The first reservoir channel 13 being connected with grappling sacculus 12 to setting along catheter shaft in catheter wall; Described positioner comprises the sleeve pipe 21 being set on conduit 11, the front end outer wall of described sleeve pipe 21 is provided with the resilient bladder 22 for releasing bracket, in casing wall, along sleeve pipe 21, the second reservoir channel 23 being connected with resilient bladder 22 is axially set, described sleeve pipe 21 can slide along conduit 11 under external force.Further, for reducing the frictional resistance between conduit 11 and sleeve pipe 21, can, by being set to matched in clearance between conduit 11 and sleeve pipe 21, enter between conduit 11 and sleeve pipe 21 for anti-Hemostatic Oral Liquid simultaneously, can be by interference fits between the leading section of sleeve pipe 21 and conduit 11.System of the present invention, its using method is, under the guiding of seal wire, first the grappling sacculus of catheter proximal end is positioned in branch vessel, behind visual lower locating support position, fill grappling sacculus by force (forcing) pump, then according to the coated standoff resilient bladder of development accurate adjustment and sleeve pipe, arrive after assigned address, fill resilient bladder releasing bracket by force (forcing) pump, finally shrink grappling sacculus and resilient bladder, withdraw from mounting system.Accurate positioning support system of the present invention can accurately be located releasing bracket, avoid the impact of heartbeat on backing positions, solved in the time of heartbeat support in blood vessel before and after large, the coronary artery bracket of play amplitude cannot locate or locate unsatisfied problem, improved success rate of operation.In addition, the design of grappling sacculus in accurate positioning support system of the present invention, also can realize the predilation processing to angiostenosis diseased region, and then provide safeguard by stenotic lesion position smoothly for resilient bladder and support, reach and in coronary artery expansion plasty operation process, do not need to carry out conduit exchange, once get involved and can complete the effect of operation, thereby improved operation efficiency.
As the further improvement of technique scheme, described positioner also comprises the regulating handle 24 of support location.By regulating handle 24 realized resilient bladder with and the accurate location of upper bracket, further improved precision and the success rate of operation.Preferably, described regulating handle 24 mainly forms by screw rod 241 with screw rod 241 threaded engagement adjusting nuts 242, on one end of described screw rod 241 is axial with conduit 11 rear ends, be fixedly connected with, one end of described adjusting nut 242 is connected with the rear end axial restraint of sleeve pipe 21, preferably, the rear end of described sleeve pipe 21 is coaxially fixedly installed the snap ring 246 being rotatably assorted with adjusting nut 242, makes the rotation of adjusting nut 242 can not drive sleeve pipe 21 to rotate.More specifically, the pitch of described screw rod 241 and adjusting nut 242 is 1mm, and adjusting nut 242 rotates axially-movable in 1/10 week distance and reaches 100um, and then guarantees the positioning precision of support.
As the further improvement of technique scheme, the two ends that are positioned at grappling sacculus 12 on described conduit 11 arrange developing ring 14; The two ends that are positioned at resilient bladder 22 on described sleeve pipe 21 arrange developing ring 25.Described developing ring 14,25 is specially the platinum ring of being made up of platinum material, its technology maturity is high, and development effect is obvious, can determine accurately the position of sacculus, help doctor accurately sacculus to be positioned in intravascular stent, greatly improve the efficiency of operation and the accuracy of intubate.
As the further improvement of technique scheme, described grappling sacculus 12 appearances arrange multiple protruding 15.Particularly, described protruding 15 is the salient point of diameter 0.1mm, and the spacing between each salient point is 0.5mm.In grappling sacculus 12 appearances, multiple protruding 15 frictional force that can strengthen between grappling sacculus 12 and blood vessel wall are set, strengthen anchoring effect.
As the further improvement of technique scheme, also comprise locating support, on described locating support, be evenly equipped with vertically multiple development points, minimum scale 1mm between point develops.The point that develops is arranged on to the relative position that can more clearly demonstrate support and diseased region on locating support, makes the location of support more accurate.
As the further improvement of technique scheme, one end of described screw rod 241 is provided with the first joint 243 for being connected with force (forcing) pump, described screw rod 241 inside are provided with the fluid injection through hole 244 that is communicated with the first joint 243 and the first reservoir channel 13, and for passing through the central through hole 245 of seal wire; The rear end of described sleeve pipe 21 is also provided with the second joint 26 for being communicated with force (forcing) pump and the second reservoir channel 23.Central through hole 245 is set and has facilitated coordinating of seal wire and conduit, simultaneously the sleeve pipe that is arranged so that of fluid injection through hole 244 can not affect being connected of the first reservoir channel 13 and force (forcing) pump in supravasal movement, makes accurate positioning support system of the present invention also possess the advantages such as rational in infrastructure, operation adjusting is simple and convenient.
Finally explanation is, above embodiment is only unrestricted in order to the technical scheme of explanation invention, although invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical scheme of invention, and not departing from aim and the scope of invention technical scheme, it all should be encompassed in the middle of the claim scope of invention.
Claims (10)
1. an accurate positioning support system, it is characterized in that: comprise anchoring device and positioner, described anchoring device comprises the conduit (11) of hollow, the front end outer wall of described conduit (11) is provided with grappling sacculus (12), the first reservoir channel (13) being connected with grappling sacculus (12) to setting along catheter shaft in catheter wall; Described positioner comprises the sleeve pipe (21) being set on conduit (11), the front end outer wall of described sleeve pipe (21) is provided with the resilient bladder (22) for releasing bracket, in casing wall, along sleeve pipe (21), the second reservoir channel (23) being connected with resilient bladder (22) is axially set, described sleeve pipe (21) can slide along conduit (11) under external force.
2. accurate positioning support system according to claim 1, is characterized in that: the regulating handle (24) of accurate positioning support position before and after described positioner also comprises.
3. accurate positioning support system according to claim 2, it is characterized in that: described regulating handle (24) mainly forms by screw rod (241) with screw rod (241) threaded engagement adjusting nut (242), on one end of described screw rod (241) is axial with conduit (11) rear end, be fixedly connected with, one end of described adjusting nut (242) is connected with the rear end axial restraint of sleeve pipe (21).
4. accurate positioning support system according to claim 3, is characterized in that: the two ends that are positioned at grappling sacculus (12) on described conduit (11) arrange developing ring (14).
5. accurate positioning support system according to claim 4, is characterized in that: the two ends that are positioned at resilient bladder (22) on described sleeve pipe (21) arrange developing ring (25).
6. accurate positioning support system according to claim 5, is characterized in that: described grappling sacculus (12) appearance arranges multiple projections (15).
7. accurate positioning support system according to claim 6, is characterized in that: the salient point that described projection (15) is diameter 0.1mm, the spacing between each salient point is 0.5mm.
8. accurate positioning support system according to claim 7, is characterized in that: also comprise locating support, be evenly equipped with vertically multiple development points on described locating support.
9. accurate positioning support system according to claim 8, it is characterized in that: one end of described screw rod (241) is provided with the first joint (243) for being connected with force (forcing) pump, described screw rod (241) inside is provided with the fluid injection through hole (244) that is communicated with the first joint (243) and the first reservoir channel (13), and for the central through hole by seal wire (245).
10. accurate positioning support system according to claim 9, is characterized in that: the rear end of described sleeve pipe (21) is also provided with the second joint (26) for being communicated with force (forcing) pump and the second reservoir channel (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034937.0A CN103767811A (en) | 2014-01-24 | 2014-01-24 | Accurate positioning support system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034937.0A CN103767811A (en) | 2014-01-24 | 2014-01-24 | Accurate positioning support system |
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| CN103767811A true CN103767811A (en) | 2014-05-07 |
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| CN201410034937.0A Pending CN103767811A (en) | 2014-01-24 | 2014-01-24 | Accurate positioning support system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106420128A (en) * | 2016-11-25 | 2017-02-22 | 徐英恺 | Stent positioning system |
| CN106491252A (en) * | 2016-11-25 | 2017-03-15 | 徐泽升 | Coronary ostium support Precise Position System |
| CN107198601A (en) * | 2017-07-05 | 2017-09-26 | 佛山杰致信息科技有限公司 | A kind of pair of sacculus strengthens conduit |
| CN110169845A (en) * | 2019-06-28 | 2019-08-27 | 北京大学第三医院（北京大学第三临床医学院） | A kind of positioning fenestration device of overlay film frame |
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| US20020010418A1 (en) * | 2000-07-21 | 2002-01-24 | Syntheon, Llc | Methods and apparatus for sclerosing the wall of a varicose vein |
| US7066905B2 (en) * | 2002-11-13 | 2006-06-27 | Squire James C | Method and apparatus for accurate positioning of a dual balloon catheter |
| CN102038565A (en) * | 2010-12-17 | 2011-05-04 | 北京有色金属研究总院 | Novel great vascular stent delivery system |
| CN202027752U (en) * | 2011-03-02 | 2011-11-09 | 河南中医学院 | Double-balloon catheter for bifurcate blood vessel opening |
| CN103385773A (en) * | 2013-07-25 | 2013-11-13 | 业聚医疗器械(深圳)有限公司 | Stent delivery system with saccules |
| CN103479453A (en) * | 2013-10-14 | 2014-01-01 | 黄景陶 | Implantation device for precisely locating human body endoluminal stent |
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2014
- 2014-01-24 CN CN201410034937.0A patent/CN103767811A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020010418A1 (en) * | 2000-07-21 | 2002-01-24 | Syntheon, Llc | Methods and apparatus for sclerosing the wall of a varicose vein |
| US7066905B2 (en) * | 2002-11-13 | 2006-06-27 | Squire James C | Method and apparatus for accurate positioning of a dual balloon catheter |
| CN102038565A (en) * | 2010-12-17 | 2011-05-04 | 北京有色金属研究总院 | Novel great vascular stent delivery system |
| CN202027752U (en) * | 2011-03-02 | 2011-11-09 | 河南中医学院 | Double-balloon catheter for bifurcate blood vessel opening |
| CN103385773A (en) * | 2013-07-25 | 2013-11-13 | 业聚医疗器械(深圳)有限公司 | Stent delivery system with saccules |
| CN103479453A (en) * | 2013-10-14 | 2014-01-01 | 黄景陶 | Implantation device for precisely locating human body endoluminal stent |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106420128A (en) * | 2016-11-25 | 2017-02-22 | 徐英恺 | Stent positioning system |
| CN106491252A (en) * | 2016-11-25 | 2017-03-15 | 徐泽升 | Coronary ostium support Precise Position System |
| CN106491252B (en) * | 2016-11-25 | 2018-03-27 | 徐泽升 | Coronary ostium support Precise Position System |
| CN107198601A (en) * | 2017-07-05 | 2017-09-26 | 佛山杰致信息科技有限公司 | A kind of pair of sacculus strengthens conduit |
| CN110169845A (en) * | 2019-06-28 | 2019-08-27 | 北京大学第三医院（北京大学第三临床医学院） | A kind of positioning fenestration device of overlay film frame |
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Application publication date: 20140507 |
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