CN207041736U - A kind of sacculus dilating catheter - Google Patents
A kind of sacculus dilating catheter Download PDFInfo
- Publication number
- CN207041736U CN207041736U CN201720067999.0U CN201720067999U CN207041736U CN 207041736 U CN207041736 U CN 207041736U CN 201720067999 U CN201720067999 U CN 201720067999U CN 207041736 U CN207041736 U CN 207041736U
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- sacculus
- tube
- inner tube
- dilating catheter
- wire
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Abstract
The utility model discloses a kind of sacculus dilating catheter, for device for treating cerebrovascular diseases technical field, including flexible body and the sacculus for being located at the body distal end, the body includes inner tube and the outer tube being enclosed on the outside of said inner tube, the wire being coiled in the shape of a spiral on the outside of inner pipe wall is provided between said inner tube and outer tube, between said inner tube and wire, integrative-structure is fixedly connected to form using hot glue compacting between wire and outer tube, said inner tube, which has, to be extended to the elongated tube chamber of body distal end by the near-end of body and the sacculus tube chamber of sacculus is communicated to by the near-end of body, on the body developing mark is provided with the opening position where sacculus.The utility model has compliance, resistance to torsion, tracing property, supportive and the fold resistance significantly improved, so as to safely and conveniently pass through the operation of encephalic distal vessels cerebral hemorrhage, the sequelae that the time of cerebral hemorrhage operation can be shortened and avoid operation of opening cranium from bringing.
Description
Technical field
The utility model is used for device for treating cerebrovascular diseases technical field, more particularly to a kind of sacculus dilating catheter.
Background technology
Cerebral hemorrhage refers to mainly there there is occurrence cause with cerebrovascular lesion in non-traumatic cerebral essence caused by cerebral hemorrhage
Close, i.e., it is relevant with the aging etc. of high fat of blood, diabetes, hypertension, blood vessel.Traditional treatment is to use medicine after cerebral hemorrhage, but medicine
Hemostasis is slower, after there is blood coagulation, operation of opening cranium, often leaves sequela.Now when cerebral hemorrhage occurs, interventional therapy operation
Appliance stand is made a gift to someone at cerebral hemorrhage by Minimally Invasive Surgery with push rod, using metallic support being blocked to cerebral hemorrhage, is not opening cranium.
And interventional therapy operation (aortic sac expansion operation and stenter to implant operation) is by using a series of intervention apparatus and material
The Clinics and Practices operation that material and modernization digital diagnosis and treat equipment are carried out；It only needs local anaesthesia compared with traditional surgery,
1-2mm osculum is opened, thus it has that bleeding is few, wound is small, few intercurrent disease, post-operative recovery are fast and safe and reliable etc. excellent
Point, so as to mitigate the pain that patient is born significantly.
However, the pathology complexity for the patient of cerebral hemorrhage occur is various.By the research to prior art, artery Jie is being carried out
When entering treatment operation, some tortuous especially severes are particularly treated, when doing cerebral hemorrhage operation, because blood vessel is moving, it is difficult to handle
Turn is put at cerebral hemorrhage, and certain difficulty is caused to operation.
Utility model content
To solve the above problems, the utility model provides a kind of time for shortening cerebral hemorrhage operation and avoids operation of opening cranium
The sacculus dilating catheter for the sequelae brought.
Technical scheme is used by the utility model solves its technical problem：A kind of sacculus dilating catheter, including flexibility
Body and be located at the sacculus of the body distal end, the body includes inner tube and the outer tube being enclosed on the outside of said inner tube, described
It is provided between inner and outer tubes and is coiled in wire on the outside of inner pipe wall in the shape of a spiral, between said inner tube and wire, gold
Integrative-structure is fixedly connected to form using hot glue compacting between category silk and outer tube, said inner tube has to be extended by the near-end of body
The sacculus tube chamber of sacculus is communicated to the elongated tube chamber of body distal end and by the near-end of body, on the body where sacculus
Opening position is provided with developing mark.
The improvement of technical solutions of the utility model is further used as, the elongated tube chamber is formed along body in the near-end of body
The first interface of bearing of trend, the sacculus tube chamber are formed from first interface to side is stretched out second in the near-end of body and connect
Mouthful.
The improvement of technical solutions of the utility model is further used as, if the body and the position of first interface transition are provided with
Dry buffering ring.
It is further used as the improvement of technical solutions of the utility model, one is provided with the opening position where sacculus on the body
Individual or multiple developing marks.
The improvement of technical solutions of the utility model is further used as, the developing mark is embedded in spiral wire
It is interior.
The improvement of technical solutions of the utility model is further used as, said inner tube has smooth inner side tube wall, described outer
Pipe has smooth outside tube wall.
The improvement of technical solutions of the utility model is further used as, the hardness of the body is gradually become by near-end to distal end
It is small.
The beneficial effects of the utility model：The utility model provides a platform to cerebrovascular operation, makes operation quickly
Completed in time, the sacculus of Balloon microcatheters can successfully pass through tortuous blood vessel, and drive ball under the promotion of body
Capsule reaches the lesion of blood vessel, and sacculus is expanded under the effect of the pressure, so as to complete the operation of blood vessel cerebral hemorrhage.The utility model
It is on the basis of traditional sacculus dilating catheter, the improvement in structure has been done in many aspects, is mainly included in including inner tube, outside
Pipe, sets up wire between inner and outer tubes, and each several part is fixedly connected with etc. into technical scheme using hot glue compacting makes it not
It only can dimensionally reduce, also there is compliance, resistance to torsion, tracing property, supportive and the fold resistance significantly improved, so as to
It is enough safely and conveniently to pass through the operation of encephalic distal vessels cerebral hemorrhage, the time of cerebral hemorrhage operation can be shortened and avoid operation of opening cranium band
The sequelae come.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the utility model structure diagram.
Embodiment
Reference picture 1, that show the concrete structure of the preferred embodiment of the utility model.It will be detailed below this reality
It is with shown in Fig. 1 with the design feature of new each part, and during if being described to direction (upper and lower, left and right, before and after)
Structure be with reference to describe, but it is of the present utility model actual use direction be not limited thereto.
The utility model provides a kind of sacculus dilating catheter, including body 1 and the sacculus 2 for being located at the body distal end,
Body 1 is combined using high polymer material, and the body 1 includes inner tube 11 and is enclosed on the outer tube 12 in the outside of said inner tube 11,
The wire being coiled in the shape of a spiral on the outside of the tube wall of inner tube 11, said inner tube 11 and gold are provided between said inner tube 11 and outer tube 12
It is fixedly connected between category silk, between wire and outer tube 12 using hot glue compacting, said inner tube 11 has the near-end by body
Extend to the elongated tube chamber of the distal end of body 1 and the sacculus tube chamber of sacculus 2 is communicated to by the near-end of body 1, the elongated tube chamber exists
The near-end of body 1 forms the first interface 3 along the bearing of trend of body 1, and the sacculus tube chamber is formed by first in the near-end of body 1
The second interface 4 that interface 3 stretches out to side, gas can be used to expand sacculus 2 by second interface 4.Moreover, said inner tube
All it is the fixed form of hot glue compacting, so, the sacculus 2 of Balloon microcatheters between 11 and sacculus 2, between sacculus 2 and outer tube 12
Tortuous blood vessel can be successfully passed through, reaches the lesion of blood vessel, to carry out blood vessel cerebral hemorrhage operation, on the body 1
One or more developing marks are provided with the opening position where sacculus 2, preferably, the developing mark is embedded in spiral
In wire, the developing mark can help doctor to understand accurate location of the sacculus 2 in conveying.
In addition, the body 1 and the position of the transition of first interface 3 are provided with some buffering rings 5, body 1 is avoided to be connect with first
Because size mutation causes stress concentration and is broken at mouth 3.Said inner tube 11 has smooth inner side tube wall, and the outer tube 12 has
There is smooth outside tube wall.The smooth structure can be inserted endovascular by setting the mode such as lubricious to obtain for reduction
Resistance, reduce stimulation and damage of the course of conveying to vascular wall.
The utility model is on the basis of traditional sacculus dilating catheter, and the improvement in structure has been done in many aspects, main
It is included in including inner tube 11, outer tube 12, wire is set up between inner tube 11 and outer tube 12, and each several part is used into hot glue pressure
System, which such as is fixedly connected with the technical scheme, makes it dimensionally to reduce, also have the compliance significantly improved, resistance to torsion, with
Track, supportive and fold resistance, so as to safely and conveniently pass through the operation of encephalic distal vessels cerebral hemorrhage, cerebral hemorrhage can be shortened
The time of operation and avoid the sequelae that operation of opening cranium is brought.
When actual use sacculus dilating catheter of the present utility model is performed the operation, seal wire is pierced into arterial blood by doctor first
Pipe, to reach lesion vesselses；Pierced into after lesion vesselses are reached, then by seal wire from the top of the inner tube in the sacculus dilating catheter
Inner tube, passed from first interface, the lesion of blood vessel is pushed to then along seal wire promotion sacculus.The position of sacculus can pass through
The position display of photodevelopment mark comes out.After sacculus is reached at vascular lesion, sacculus is expanded under the effect of the pressure, so as to
Complete operation.
Developer solution can be selected to expand sacculus in the present embodiment.The use of the purpose of developer solution is Ke Yigeng
Doctor is set to judge the dilatation of sacculus well.Inside and outside catheter design is gradually hardened from distal end to the hardness of each section of near-end, from
And ensure push rod front end be flexible enough to can smooth intravasation, while also ensure that body near-end enough firmly in order to
To provide enough thrust.So, the sacculus of Balloon microcatheters can be passed through successfully tortuous in the case where pushing away the promotion of interior outer catheter
Blood vessel, and drive the sacculus of sacculus dilating catheter to reach the lesion of blood vessel, to carry out blood vessel cerebral hemorrhage operation.
Certainly, the invention is not limited to above-mentioned embodiment, and those skilled in the art are without prejudice to originally
Equivalent variations or replacement can be also made on the premise of utility model spirit, these equivalent modifications or replacement are all contained in the application
In claim limited range.
Claims (7)
- A kind of 1. sacculus dilating catheter, it is characterised in that：It is described including flexible body and the sacculus for being located at the body distal end Body includes inner tube and the outer tube being enclosed on the outside of said inner tube, is provided between said inner tube and outer tube and is coiled in inner tube in the shape of a spiral Wire on the outside of tube wall, it is fixedly connected between said inner tube and wire, between wire and outer tube using hot glue compacting Integrative-structure is formed, said inner tube, which has, to be extended to the elongated tube chamber of body distal end by the near-end of body and connected by the near-end of body Pass to the sacculus tube chamber of sacculus, developing mark is provided with the opening position where sacculus on the body.
- 2. sacculus dilating catheter according to claim 1, it is characterised in that：The elongated tube chamber is formed in the near-end of body Along the first interface of body bearing of trend, the sacculus tube chamber the near-end of body formed stretched out from first interface to side the Two interfaces.
- 3. sacculus dilating catheter according to claim 2, it is characterised in that：The body and the position of first interface transition Provided with some buffering rings.
- 4. sacculus dilating catheter according to claim 1, it is characterised in that：In the opening position where sacculus on the body Provided with one or more developing marks.
- 5. sacculus dilating catheter according to claim 1, it is characterised in that：The developing mark is embedded in spiral gold Belong in silk.
- 6. sacculus dilating catheter according to claim 1, it is characterised in that：Said inner tube has smooth inner side tube wall, The outer tube has smooth outside tube wall.
- 7. sacculus dilating catheter according to claim 1, it is characterised in that：The hardness of the body by near-end to distal end by Gradual change is small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720067999.0U CN207041736U (en) | 2017-01-18 | 2017-01-18 | A kind of sacculus dilating catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720067999.0U CN207041736U (en) | 2017-01-18 | 2017-01-18 | A kind of sacculus dilating catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207041736U true CN207041736U (en) | 2018-02-27 |
Family
ID=61489161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720067999.0U Active CN207041736U (en) | 2017-01-18 | 2017-01-18 | A kind of sacculus dilating catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207041736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939225A (en) * | 2022-06-10 | 2022-08-26 | 惠州市顺美医疗科技有限公司 | Balloon dilatation catheter |
-
2017
- 2017-01-18 CN CN201720067999.0U patent/CN207041736U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939225A (en) * | 2022-06-10 | 2022-08-26 | 惠州市顺美医疗科技有限公司 | Balloon dilatation catheter |
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