CN204337002U - A kind of controllable intracranial vessel gets bolt equipment - Google Patents
A kind of controllable intracranial vessel gets bolt equipment Download PDFInfo
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- CN204337002U CN204337002U CN201420743450.5U CN201420743450U CN204337002U CN 204337002 U CN204337002 U CN 204337002U CN 201420743450 U CN201420743450 U CN 201420743450U CN 204337002 U CN204337002 U CN 204337002U
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- bolt device
- bolt
- seal wire
- fixedly connected
- gets
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Abstract
This utility model relates to a kind of controllable intracranial vessel and gets bolt equipment, described in get bolt equipment and be provided with and regulate seal wire, get bolt device, extenal fixation sheath, described in get bolt device one end and be fixedly connected with by holder with extenal fixation sheath; The described bolt device other end of getting is developed with head end and is fixedly connected with by holder; Described head end development is also fixedly connected with adjustment seal wire; Described adjustment seal wire runs through extenal fixation sheath and gets bolt device, and is fixedly connected with handle; Described handle is provided with knob and rule.Its advantage shows: strong operability, and accuracy controlling can get the position of bolt device, bolt device diameter is got in visual control, and thrombosis is caught fully, and is not easy to come off; This gets bolt equipment not only can fixedly secure thrombosis, and gets bolt device compared to traditional self-inflated and have more controllability and safety; By knob and rule regulating and controlling seal wire, thus control to get the position of bolt device and expanded position and retrieving position, control accurately, error is little.
Description
Technical field
This utility model relates to technical field of medical instruments, specifically, is that a kind of controllable intracranial vessel gets bolt equipment.
Background technology
At present, along with the aging of population, in aging crowd, because of elderly brain vessel aging, blood easily forms thrombosis in the exfoliation of vascular system blood vessel inner face.
In prior art, getting thrombosis about use apparatus has the following aspects:
Chopko etc. reported in 2000 and adopt gooseneck type Ink vessel transfusing grabber successfully to take out large cerebral thrombosis, achieved revascularization completely immediately.
2004, Merci device obtained FDA approval and is used for clinical, and Merci device is made up of three parts, the memory guide wire of Nitinol, and its end is curled into ring-type, the guiding tube that a microtubular and a sacculus are supported.
Merci gets that the Ultimum Ti of bolt device formula superlastic makes, and far-end is the spiral ring that 5 diameters diminish gradually, the similar corkscrew of ring-type.Merci device inserts from femoral artery, then the careful cerebral arteries sending into obstruction under angiographic indices of performance, and deployment opening becomes helical form as corkscrew, and after " catching " blood clot, Merci device and blood clot are retracted in the foley's tube that it is large.
2006, phonex thrombosis withdrawing device was used to acute cerebrovascular obturation in Europe, and it is a kind of device being similar to hairbrush sample, and its core is a micro-wire, and periphery is the Subfilament Structure of the arrangement in fence sample that length does not wait.
Chinese patent literature CN201220389333.4, at on 08 07th, 2012 applying date, patent name is that intracranial vessel gets pin device, disclose a kind of intracranial vessel and get pin device, this is got pin device and comprises and get bolt device, guiding wire, push-and-pull seal wire and outer sheath, this gets pin device firmly can fix thrombosis, coming off of effective anti-tampon.
Above-mentioned about intracranial vessel get pin device get bolt device be transported to vascular lesion position time, normally be retracted in epitheca get bolt device, treat that epitheca arrives lesion locations, export to launch in epitheca getting bolt device again, epitheca or get bolt device and may be shifted when this mode gets bolt device because exporting from epitheca, accurately can not control the position of getting bolt device; Even may because of misoperation, human body shake or the impact of other extraneous factors are got bolt device and are controlled, and make to get pin device arterial intima, endotheliocyte generation degeneration, necrosis come off, SE collagen fiber are exposed, Endogenous Type blood coagulation system is activated, and impels more thrombosis; Secondly, these are got pin device and only rely on when catching thrombosis skeleton self-expanding radial support power cannot regulate according to patient's demand, different patient vessel's diameter is different, when reclaiming after catching thrombosis, cannot regulate get bolt device diameter and radial support power according to blood vessel diameter; Further, when arresting thrombosis, easily omit the thrombosis at edge, and when pin device is got in withdrawal, thrombosis easily comes off.
In sum, need a kind of fine adjustment badly and control to get bolt device diameter, strong operability, is not easily shifted, and arrest thrombosis scope extensively, the controllable intracranial vessel of removal of thromboses difficult drop-off gets bolt equipment, but yet there are no report about this equipment.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, and provide a kind of fine adjustment to control to get bolt device diameter, strong operability, is not easily shifted, and arrest thrombosis scope extensively, the controllable intracranial vessel of removal of thromboses difficult drop-off gets bolt equipment.
For achieving the above object, the technical scheme that this utility model is taked is:
A kind of controllable intracranial vessel gets bolt equipment, described in get bolt equipment and be provided with and regulate seal wire, get bolt device, extenal fixation sheath; Described bolt device one end of getting is fixedly connected with by holder with extenal fixation sheath; The described bolt device other end of getting is developed with head end and is fixedly connected with by holder; Described get bolt device by have shape memory effect metal wire material or there is elastomeric macromolecule silk material be woven into netted; Described bolt device of getting is provided with twine, and part twine scribbles developing agent; Described head end development is also fixedly connected with adjustment seal wire; Described adjustment seal wire runs through extenal fixation sheath and gets bolt device; Described extenal fixation sheath is hollow structure; Described adjustment seal wire is fixedly connected with handle; Described handle is provided with rule; Described handle is provided with knob, is positioned at handle front end.
Described bolt device two ends of getting are drawn in and are fixed on a bit, described in get bolt device two ends in " funnel " shape.
Describedly get ovalize under bolt device deployed condition, fit with blood vessel.
This utility model advantage is:
1, a kind of controllable intracranial vessel of the present utility model gets bolt equipment, strong operability, is not easily shifted, and accuracy controlling can get the position of bolt device, bolt device diameter is got in visual control, and thrombosis is caught fully, and is not easy to come off;
2, this is got bolt equipment and not only can fixedly secure thrombosis, and gets bolt device compared to traditional self-inflated and have more controllability and safety, adopts to get between bolt device with extenal fixation sheath to be fixedly connected with, and prevents from getting the shake of bolt device;
3, by knob and rule regulating and controlling seal wire, thus control to get the diameter of bolt device and expanded position and retrieving position, control accurately, error is little.
Accompanying drawing explanation
Accompanying drawing 1 is that a kind of controllable intracranial vessel of the present utility model gets bolt equipment withdrawal structural representation.
Structural representation under bolt device retracted state got by accompanying drawing 2.
Accompanying drawing 3 is that a kind of controllable intracranial vessel of the present utility model gets bolt equipment deployed configuration schematic diagram.
Accompanying drawing 4 is the structural representations got under bolt device deployed condition.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention that this utility model provides is elaborated.
The Reference numeral related in accompanying drawing and ingredient as follows:
1. handle 11. knob
12. regulate seal wire 13. extenal fixation sheath
Bolt device got by 14. holders 15.
16. head ends develop 17. blood vessels
18. rules
Embodiment 1
Please refer to Fig. 1, Fig. 1 is that a kind of controllable intracranial vessel of the present utility model gets bolt equipment withdrawal structural representation.A kind of controllable intracranial vessel gets bolt equipment, described in get bolt equipment and be provided with and regulate seal wire 12, get bolt device 15, extenal fixation sheath 13; Described bolt device 15 one end of getting is fixedly connected with by holder 14 with extenal fixation sheath 13; Described bolt device 15 other end and the head end got is developed and 16 to be fixedly connected with by holder 14; Described head end development 16 is also fixedly connected with and regulates seal wire 12; Described adjustment seal wire 12 runs through extenal fixation sheath 13 and gets bolt device 15; Described extenal fixation sheath 13 is hollow structure; Described adjustment seal wire 12 is fixedly connected with handle 1; Described handle 1 is provided with rule 18; Described handle 1 is provided with knob 11, is positioned at handle 1 front end.
Please refer to Fig. 2, Fig. 2 gets structural representation under bolt device retracted state.Described get bolt device 15 by have shape memory effect metal wire material or there is elastomeric macromolecule silk material be woven into netted; Described get bolt device 15 two ends draw in be fixed on a bit; Described bolt device 15 two ends of getting are in " funnel " shape.
Please refer to Fig. 3, Fig. 3 is that a kind of controllable intracranial vessel of the present utility model gets bolt equipment deployed configuration schematic diagram.Describedly get ovalize under bolt device 15 deployed condition, fit with blood vessel 17 inwall.
Please refer to Fig. 4, Fig. 4 is the structural representation got under bolt device deployed condition.Described radial diameter of getting under bolt device 15 deployed condition is greater than the radial diameter under retracted state; The described lateral length got under bolt device 15 deployed condition is less than the lateral length under retracted state; Described bolt device 15 of getting is provided with twine, and part twine scribbles developing agent.
It should be noted that: described rule 18 and knob 11 with the use of, can the length of accurate regulating and controlling seal wire 12, accurately can control the position of getting bolt device 15 by the length of regulating and controlling seal wire 12; Described extenal fixation sheath 13 far-end with get bolt device 15 and be fixedly connected with, near-end is connected with handle 1; Described extenal fixation sheath 13 has the effect of position that guiding regulates seal wire 12 and fixedly gets bolt device 15, and when bolt device 15 is got in needs withdrawal, rotary knob 11, promotes adjustment seal wire 12; Described holder 14 selects metal material usually, also can adopt macromolecular material or other material manufacture; Described holder 14 accesses bolt device 15 and extenal fixation sheath 13 for being fixedly connected, be fixedly connected with head end development 16 simultaneously and get bolt device 15; The position of bolt device 15 is got in described head end development 16 for locating instruction; The described metal gauze getting bolt device scribbles developing agent, under x-ray, can judge to get the relation of bolt device 15 when expanded position and between blood vessel 17 inwall, bolt device 15 diameter is got in display directly perceived.
Get bolt device 15 when expanded position, ovalize or cylindrical, its mesh woven by metal wire material is tetragon; The described tinsel getting bolt device 15 two ends draws in and is fixed in holder 14 together with adjustment seal wire 12, gets bolt device 15 diameter and radial support power size by regulating seal wire 12 scalable.At expanded position, wire netting launches to form hollow three-dimensional structure, get bolt device 15 can between punctured position and expanded position free adjustment, patient can regulate according to the actual needs such as art medium vessels 17 diameter and thrombosis composition get bolt device 15 diameter and radial support power size, and gets bolt equipment when getting bolt failure and be adjustable to punctured position thus safety is withdrawn from.
Controllable intracranial vessel of the present utility model gets bolt equipment use method: first connect and wholely get bolt equipment, operation consent, driven forward regulates seal wire 12, get bolt device 15 under the promotion regulating seal wire 12, radial direction diminishes, axially elongated, until the radial dimension getting bolt device 15 is less than blood vessel 17 diameter; Then according to blood vessel 17 lesion locations, hold handle 1, in conjunction with head end development 16, accurately conveying is got bolt device 15 and is arrived lesion locations; Knob 11 on regulating handle 1, makes to regulate seal wire 12 toward post-tensioning, and make to get bolt device 15 axial dimension simultaneously and shorten, radial dimension becomes large.When getting bolt device 15 radial direction and blood vessel 17 inwall is fitted, stopping expansion getting bolt device 15, after certain hour, the thrombosis of diseased region in blood vessel being entered and gets in bolt device 15; Finally hold handle pull-out and wholely get bolt equipment, regulate by handle in this process and get bolt device radial direction and make it adaptation different tube diameters blood vessel, to reduce thrombus breaks loose.
A kind of controllable intracranial vessel of the present utility model gets bolt equipment, strong operability, is not easily shifted, and accuracy controlling can get the position of bolt device 15, directly control to get bolt device 15 diameter, thrombosis is caught fully, and is not easy to come off; This gets bolt equipment not only can fixedly secure thrombosis, and gets bolt device 15 compared to traditional self-inflated and have more controllability and safety.Employing is got between bolt device 15 with extenal fixation sheath 13 and is fixedly connected with, and prevents getting bolt device 15 and shakes; By knob 11 and rule 18 regulating and controlling seal wire 12, thus control to get the position of bolt device 15 and expanded position and retrieving position, control accurately, error is little.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from this utility model method; can also make some improvement and supplement, these improve and supplement and also should be considered as protection domain of the present utility model.
Claims (3)
1. controllable intracranial vessel gets a bolt equipment, it is characterized in that, described in get bolt equipment be provided with regulate seal wire, get bolt device, extenal fixation sheath; Described bolt device one end of getting is fixedly connected with by holder with extenal fixation sheath; The described bolt device other end of getting is developed with head end and is fixedly connected with by holder; Described bolt device of getting is by having the metal wire material of shape memory effect or having elastomeric macromolecule silk material and be woven into netted; Described bolt device of getting is provided with twine, and part twine scribbles developing agent; Described head end development is also fixedly connected with adjustment seal wire; Described adjustment seal wire runs through extenal fixation sheath and gets bolt device; Described extenal fixation sheath is hollow structure; Described adjustment seal wire is fixedly connected with handle; Described handle is provided with rule; Described handle is provided with knob, is positioned at handle front end.
2. according to claim 1ly get bolt equipment, it is characterized in that, described in get bolt device two ends and draw in and be fixed on a bit, described in get bolt device two ends in " funnel " shape.
3. according to claim 1ly get bolt equipment, it is characterized in that, described in get ovalize under bolt device deployed condition, fit with blood vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420743450.5U CN204337002U (en) | 2014-12-01 | 2014-12-01 | A kind of controllable intracranial vessel gets bolt equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420743450.5U CN204337002U (en) | 2014-12-01 | 2014-12-01 | A kind of controllable intracranial vessel gets bolt equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204337002U true CN204337002U (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420743450.5U Expired - Fee Related CN204337002U (en) | 2014-12-01 | 2014-12-01 | A kind of controllable intracranial vessel gets bolt equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204337002U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943118A (en) * | 2016-05-18 | 2016-09-21 | 辽宁垠艺生物科技股份有限公司 | Medical multi-purpose capturing cutter |
| CN109223107A (en) * | 2018-11-09 | 2019-01-18 | 鼎科医疗技术（苏州）有限公司 | One kind taking pin device |
| CN109223108A (en) * | 2018-11-09 | 2019-01-18 | 鼎科医疗技术（苏州）有限公司 | Take bolt bracket and preparation method thereof |
| CN116942252A (en) * | 2023-09-20 | 2023-10-27 | 杭州亿科医疗科技有限公司 | Bolt taking device and bolt taking system |
| WO2024093558A1 (en) * | 2022-11-01 | 2024-05-10 | 上海珩畅医疗科技有限公司 | Thrombus extraction device, thrombus treatment device, and use method therefor |
-
2014
- 2014-12-01 CN CN201420743450.5U patent/CN204337002U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943118A (en) * | 2016-05-18 | 2016-09-21 | 辽宁垠艺生物科技股份有限公司 | Medical multi-purpose capturing cutter |
| CN109223107A (en) * | 2018-11-09 | 2019-01-18 | 鼎科医疗技术（苏州）有限公司 | One kind taking pin device |
| CN109223108A (en) * | 2018-11-09 | 2019-01-18 | 鼎科医疗技术（苏州）有限公司 | Take bolt bracket and preparation method thereof |
| CN109223108B (en) * | 2018-11-09 | 2024-04-02 | 常州凯尼特医疗科技有限公司 | Thrombolysis stent and preparation method thereof |
| CN109223107B (en) * | 2018-11-09 | 2024-04-02 | 常州凯尼特医疗科技有限公司 | Bolt taking device |
| WO2024093558A1 (en) * | 2022-11-01 | 2024-05-10 | 上海珩畅医疗科技有限公司 | Thrombus extraction device, thrombus treatment device, and use method therefor |
| CN116942252A (en) * | 2023-09-20 | 2023-10-27 | 杭州亿科医疗科技有限公司 | Bolt taking device and bolt taking system |
| CN116942252B (en) * | 2023-09-20 | 2023-11-28 | 杭州亿科医疗科技有限公司 | Bolt taking device and bolt taking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20181201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |