CN205796228U - A kind of foley's tube - Google Patents
A kind of foley's tube Download PDFInfo
- Publication number
- CN205796228U CN205796228U CN201620590555.0U CN201620590555U CN205796228U CN 205796228 U CN205796228 U CN 205796228U CN 201620590555 U CN201620590555 U CN 201620590555U CN 205796228 U CN205796228 U CN 205796228U
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- China
- Prior art keywords
- balloon body
- tube
- foley
- balloon
- outer tube
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Abstract
The utility model discloses a kind of foley's tube, including outer tube, inner tube, balloon body and some mozzles；Balloon body close end is fixed in outer tube and balloon body inside is interconnected with outer tube；This balloon body is connected with each other by the bulge of some class bar shapeds being evenly arranged around balloon body axis circumference and forms, and these some bulges cooperate so that balloon body has some peaks portion and valley；This balloon body expands by bulge and shrinks to change between radial expanded state and radial contraction state；Each mozzle is between two adjacent bulges.When balloon catheter expansion of the present utility model is supported on lumen of vessels inwall, due to the existence of mozzle, blood flow can flow there through, will not blocking blood flow completely, it is possible to reduces the generation of complication and improves therapeutic effect.
Description
Technical field
This utility model belongs to interventional therapy medical instruments field, is specifically related to a kind of foley's tube.
Background technology
In recent years, cardiovascular diseases, peripheral blood vessel, the sickness rate of the diseases such as blood vessel generation is narrow has raise year by year to become
Gesture, these diseases are attended by angiostenosis more.Foley's tube, endovascular stent and medicinal balloon conveying Drug therapy are main at present
The means of Ink vessel transfusing disease to be treated.The restenosis rate of bare ball capsule is higher, the quantity of the patient of In-stent Restenosis also by
Cumulative many.Through the most a large amount of clinical verifications, medicinal balloon treatment Ink vessel transfusing is narrow and in-stent restenosis has clinical advantage,
It is possible not only to target lesion position and precisely discharges medicine, do not have legacy to avoid causing inflammatory reaction to cause the wind such as middle and advanced stage thrombosis
Danger.But medicinal balloon when expansion can long-time blocking blood flow, cause complication, need taking-up in time, but intervention time is short, ball
Single and the expansion in short-term of capsule make drug release insufficient, and reprinting rate is low, and therapeutic effect is inconspicuous.
Utility model content
In place of the purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of foley's tube, it is possible to keep away
Exempt from blood flow to block completely, extend the medicine on sacculus and contacts blood time, reduce the generation of complication and improve therapeutic effect.
This utility model solves its technical problem and be the technical scheme is that
A kind of foley's tube, including:
Outer tube；
Inner tube, is socketed within the outer tube, this inner tube built-in intervention seal wire；
Balloon body, small in ends broad in the middle, this balloon body close end is fixed in outer tube and balloon body is internal and outer tube
Inside is interconnected；This balloon body is by the bulge phase of some class bar shapeds being evenly arranged around balloon body axis circumference
Connecting and form, these some bulges cooperate so that balloon body has some peaks portion and valley；This balloon body passes through
Bulge expands and shrinks to change between radial expanded state and radial contraction state；
Some mozzles, are arranged at outside balloon body with being parallel to balloon body axis, and each mozzle is positioned at two
Between adjacent bulge.
In one embodiment: described mozzle is fixed in the valley of balloon body.
In one embodiment: said inner tube is penetrated balloon body inside by balloon body close end and extends to and balloon body
Distal portion is converged affixed.
In one embodiment: described balloon body two ends are conoid shape and centre is the barrel-shaped structure of class.
In one embodiment: described bulge is 3 or 5；Described mozzle is 3 or 5.
In one embodiment: described balloon body surface is supported with medicine, for example, anti-cell proliferation agents and/or growth because of
Son.
In one embodiment: described outer tube and inner tube are polyamide or block polyetheramides elastomeric material is made.
In one embodiment: described balloon body is half compliant balloon or compliant balloon.
In one embodiment: described balloon body is that polyamide, PVC or block polyetheramides elastomeric material are made.
In one embodiment: when described balloon body is in radial expanded state, its in the radial direction a diameter of 2～
35mm, a length of 20 on axial direction～250mm.
The technical program is compared with background technology, and it has the advantage that
When foley's tube the most of the present utility model is supported on Endovascular, mozzle can be thus permissible with blood supply stream process
Avoid blood flow to be blocked completely, reduce the generation of complication；The medicine and blood vessel wall carried on foley's tube can be extended simultaneously
Time of contact, improve therapeutic effect.
2. this utility model is interventional therapy medical apparatus and instruments, can be positioned diseased region with targeting and play good support
Blood vessel function, restenosis rate is low；The patient's condition can not have implant exist from internal taking-up after improving, and the thrombosis reducing late period is sent out
Raw rate.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the foley's tube overall appearance schematic diagram of this utility model embodiment 1.
Fig. 2 is the foley's tube schematic diagram of this utility model embodiment 1, it is shown that its section.
Fig. 3 is the schematic cross-section of the mould of the balloon body preparing this utility model embodiment 1.
Fig. 4 is the schematic cross-section after the balloon body shaping and demoulding of this utility model embodiment 1.
Fig. 5 is one of foley's tube schematic cross-section of this utility model embodiment 1, is now that the radial direction of balloon body is received
Contracting state.
Fig. 6 is the two of the foley's tube schematic cross-section of this utility model embodiment 1, it is shown that by foley's tube draw in around
The mode wrapped up in.
Fig. 7 is the three of the foley's tube schematic cross-section of this utility model embodiment 1, is now that the radial direction of balloon body is swollen
Swollen state.
Fig. 8 is the schematic cross-section of the mould of the balloon body preparing this utility model embodiment 2.
Fig. 9 is the schematic cross-section after the balloon body shaping and demoulding of this utility model embodiment 2.
Figure 10 is one of foley's tube schematic cross-section of this utility model embodiment 2, is now the radial direction of balloon body
Contraction state.
Figure 11 is the two of the foley's tube schematic cross-section of this utility model embodiment 2, it is shown that drawn in by foley's tube
The mode wrapped.
Figure 12 is the three of the foley's tube schematic cross-section of this utility model embodiment 2, is now the radial direction of balloon body
Swelling state.
Reference: outer tube 10；Inner tube 20；Balloon body 30, bulge 31, balloon body axis 32；Mozzle 40；
Mould 50.
Detailed description of the invention
Content of the present utility model is illustrated below by embodiment:
It should be noted that in description of the present utility model, according to the generic representation method of interventional therapy, will be close to operation
The side of operator is referred to as proximal direction, and the side away from operator is referred to as distal direction, sacculus the most of the present utility model
Conduit is distally implemented by proximal direction to get involved in the patient.Above-mentioned method for expressing, and remaining art that may relate to
Language " on ", D score, "front", "rear", "left", "right", " horizontal ", " erecting ", " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position
Put relation, be for being easy to describe this utility model and simplify description rather than instruction or the device of hint indication or element
Must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Embodiment 1
Refer to Fig. 1, a kind of foley's tube, including:
Outer tube 10, the material such as example, polyamide/Nylon (nylon) or Pebax (block polyetheramides elastomer) makes,
Its size can set as required；
Inner tube 20, is socketed in outer tube 10, this inner tube 20 built-in intervention operation seal wire；This inner tube 20 be also polyamide/
The materials such as Nylon or Pebax are made, and its size can also set as required；
Balloon body 30, small in ends broad in the middle, preferably two ends are conoid shape and centre is the barrel-shaped structure of class；Sacculus
Body 30 for example, polyamide/Nylon (nylon), the material such as PVC (polrvinyl chloride), Pebax (block polyetheramides elastomer)
Make, can have certain elasticity, it is preferred to use half compliant balloon or compliant balloon；This balloon body 30 close end is affixed
It is interconnected inside outer tube 10 at outer tube 10 and balloon body 30 inside；Said inner tube 20 is penetrated by balloon body 30 close end
Balloon body 30 is internal and extends to converge affixed with balloon body 30 distal portion；Swollen by some strips of this balloon body 30
Swollen portion 31 is connected with each other and forms, and these some bulges 31 are evenly arranged around balloon body axis 32 circumference；These some expansions
Portion 31 cooperates so that balloon body 30 has peak portion and the valley of strip of some strips, and surface forms the ditch risen and fallen
Gully shape, i.e. forms peak portion at bulge, i.e. form valley between bulge；This peak portion and valley are each parallel to balloon body axis
Line 32 is arranged；In balloon body 30 can by the gap between outer tube 10 and inner tube 20 be filled with/extract out liquid (such as normal saline,
Or normal saline and contrast agent etc.) so that the bulge 31 of balloon body 30 expands and shrinks, so that balloon body 30 is radially
Change between swelling state and radial contraction state；When balloon body 30 is in radial expanded state, can support and be close to blood
Lumen wall, its in the radial direction a diameter of 2～35mm, a length of 20 on axial direction～250mm；Described axial direction
Parallel with balloon body axis 32 or overlap, described radial direction is vertical with balloon body axis 32；
Some mozzles 40, are parallel to ground, balloon body axis 32 and are arranged at outside balloon body 30, each mozzle 40
Between two adjacent bulges 31, and be fixed in these two adjacent bulges 31 converge junction i.e. balloon body 30
Valley.
Among the present embodiment, described bulge 31 is 3, and mozzle 40 is also 3.Prepare the balloon body of the present embodiment
The mould 50 of 30 as it is shown on figure 3, after balloon body 30 shaping and demoulding as shown in Figure 4, then between adjacent two bulges 31
Valley by modes such as UV illumination curing by fixing for 3 mozzles 40, in balloon body 30, install inner tube 20 subsequently,
Balloon body 30 is connected with outer tube 10；Now owing to not being filled with liquid, the bulge of balloon body 30 in balloon body 30
31 are contraction state, and shape is not fixed, and therefore become the cross section shown in Fig. 5 and are similar to the shape of tri-star；The most as shown in Figure 6
The bulge 31 each shunk draws in one direction and wraps；Thus the foley's tube after drawing in can be accommodated into intervention
In the sleeve pipe of operation.
During use, utilizing sleeve pipe and seal wire that foley's tube is delivered to lesion locations, bounce back sleeve pipe, discharges foley's tube；Again
In balloon body 30, it is filled with liquid by the gap between outer tube 10 and inner tube 20, makes three bulges 31 expand, such as Fig. 2 and 7
Shown in, now balloon body 30 is in radial expanded state and supports and be close to lumen of vessels inwall, and three bulges 31 make ball
The cross section of ductus bursae is similar to the petal-shaped of three lobes, and now mozzle 40 between each two bulge 31 is still within through shape
State, with blood supply stream process, thus can avoid blood flow to be blocked completely.
As required, can spray at the mid portion of balloon body 30 cylindrical shape or be infiltrated with medicine, can be to press down
The medicine of vascellum endometrial hyperplasia processed, it is also possible to be the anti-cell proliferation agents such as rapamycin, paclitaxel, somatomedin or above-mentioned medicine
The combination of at least two of thing, it is possible to use Iopromide, high molecular polymer etc. as carrier.Due to foley's tube
Complete blocking blood flow can be avoided, thus extend the time that foley's tube is got involved, and then also extend the medicine on balloon body
With the contacts blood time, improve therapeutic effect.
Embodiment 2
1 difference of the present embodiment and embodiment is, described bulge 31 is 5, and mozzle 40 is also 5.System
The mould 50 of the balloon body 30 of standby the present embodiment as shown in Figure 8, as it is shown in figure 9, then exist after balloon body 30 shaping and demoulding
5 mozzles 40 are fixed by the valley between adjacent two bulges 31 by modes such as UV illumination curing, subsequently at sacculus
Install inner tube 20 in body 30, balloon body 30 is connected with outer tube 10；Now owing to not being filled with liquid in balloon body 30
Body, the bulge 31 of balloon body 30 is contraction state, and shape is not fixed, and therefore becomes the cross section shown in Figure 10 and is similar to five jiaos
The shape of star；The bulge 31 each shunk the most as shown in figure 11 draws in one direction and wraps；Thus can will receive
Foley's tube after holding together is accommodated in the sleeve pipe getting involved operation.
During use, utilizing sleeve pipe and seal wire that foley's tube is delivered to lesion locations, bounce back sleeve pipe, discharges foley's tube；Again
In balloon body 30, it is filled with liquid by the gap between outer tube 10 and inner tube 20, makes five bulges 31 expand, such as Figure 12 institute
Showing, now balloon body 30 is in radial expanded state and supports and be close to lumen of vessels inwall, and five bulges 31 make sacculus
The cross section of conduit is similar to the petal-shaped of five lobes, and now mozzle 40 between each two bulge 31 is still within through shape
State, with blood supply stream process, thus can avoid blood flow to be blocked completely.
As required, can spray at the mid portion of balloon body 30 cylindrical shape or be infiltrated with medicine, can be to press down
The medicine of vascellum endometrial hyperplasia processed, it is also possible to be the anti-cell proliferation agents such as rapamycin, paclitaxel, somatomedin or above-mentioned medicine
The combination of at least two of thing, it is possible to use Iopromide, high molecular polymer etc. as carrier.Due to foley's tube
Complete blocking blood flow can be avoided, thus extend the time that foley's tube is got involved, and then also extend the medicine on balloon body
With the contacts blood time, improve therapeutic effect.
The above, only this utility model preferred embodiment, therefore can not limit what this utility model was implemented according to this
Scope, the equivalence change i.e. made according to this utility model the scope of the claims and description and modification, all should still belong to this practicality new
In the range of type contains.
Claims (10)
1. a foley's tube, it is characterised in that: including:
Outer tube；
Inner tube, is socketed within the outer tube, this inner tube built-in intervention seal wire；
Balloon body, small in ends broad in the middle, this balloon body close end is fixed in outer tube and balloon body is internal and outer tube
It is interconnected；This balloon body is interconnected mutually by the bulge of some class bar shapeds being evenly arranged around balloon body axis circumference
Connecing and form, these some bulges cooperate so that balloon body has some peaks portion and valley；This balloon body is by expanding
Portion expands and shrinks to change between radial expanded state and radial contraction state；
Some mozzles, are arranged at outside balloon body with being parallel to balloon body axis, each mozzle be positioned at two adjacent
Bulge between.
Foley's tube the most according to claim 1, it is characterised in that: described mozzle is fixed in the valley of balloon body.
Foley's tube the most according to claim 1, it is characterised in that: said inner tube is penetrated sacculus by balloon body close end
Body interior also extends to converge affixed with balloon body distal portion.
Foley's tube the most according to claim 1, it is characterised in that: described balloon body two ends be conoid shape and in
Between in class barrel-shaped structure.
Foley's tube the most according to claim 1, it is characterised in that: described bulge is 3 or 5；Described mozzle
It it is 3 or 5.
Foley's tube the most according to claim 1, it is characterised in that: described balloon body surface is supported with medicine.
Foley's tube the most according to claim 1, it is characterised in that: described outer tube and inner tube are polyamide or block polyether
Amide elastomer material is made.
Foley's tube the most according to claim 1, it is characterised in that: described balloon body is half compliant balloon or complies with
Property sacculus.
Foley's tube the most according to claim 1, it is characterised in that: described balloon body is that polyamide, PVC or block are poly-
Ether amide elastomeric material is made.
Foley's tube the most according to claim 1, it is characterised in that: when described balloon body is in radial expanded state,
Its in the radial direction a diameter of 2～35mm, a length of 20 on axial direction～250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620590555.0U CN205796228U (en) | 2016-06-16 | 2016-06-16 | A kind of foley's tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620590555.0U CN205796228U (en) | 2016-06-16 | 2016-06-16 | A kind of foley's tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205796228U true CN205796228U (en) | 2016-12-14 |
Family
ID=58142437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620590555.0U Expired - Fee Related CN205796228U (en) | 2016-06-16 | 2016-06-16 | A kind of foley's tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205796228U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020216087A1 (en) * | 2019-04-24 | 2020-10-29 | Braxx Biotech Co., Ltd. | Apparatus and method for treating gastrointestinal tumors |
| CN113069254A (en) * | 2021-03-30 | 2021-07-06 | 哈尔滨医科大学 | Sacculus and medical intervention apparatus |
-
2016
- 2016-06-16 CN CN201620590555.0U patent/CN205796228U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020216087A1 (en) * | 2019-04-24 | 2020-10-29 | Braxx Biotech Co., Ltd. | Apparatus and method for treating gastrointestinal tumors |
| TWI739389B (en) * | 2019-04-24 | 2021-09-11 | 貝克生醫股份有限公司 | Apparatus andsystem for treating gastrointestinal tumors |
| CN113069254A (en) * | 2021-03-30 | 2021-07-06 | 哈尔滨医科大学 | Sacculus and medical intervention apparatus |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20200616 |