CN2526020Y - Marmem retaining mould for nasal sinuses open - Google Patents
Marmem retaining mould for nasal sinuses open Download PDFInfo
- Publication number
- CN2526020Y CN2526020Y CN 01258262 CN01258262U CN2526020Y CN 2526020 Y CN2526020 Y CN 2526020Y CN 01258262 CN01258262 CN 01258262 CN 01258262 U CN01258262 U CN 01258262U CN 2526020 Y CN2526020 Y CN 2526020Y
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- China
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- memorial alloy
- mouth
- nasal sinuses
- hold mode
- props
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Abstract
The utility model relates to marmem retaining mould for nasal sinuses opening consisting of a memory alloy smart element and a silicon membrane. The whole or partial silicon membrane is coated on the memory alloy smart element, shaping a tubular structure or C-shaped tubular structure. Due to the complex structure of shape memory alloy smart element and silicon membrane, the utility model can not only effectively open the nasal sinuses, but also can effectively prevent the narrow cavity caused by the granulation and scar tissue; the utility model can be implanted for a long period, also can be used for opening momentarily. The utility model has the remarkable advantages of great curative effect, simple implantation and convenient extraction.
Description
This utility model relates to a kind of human body lumen of implanting and supports mould in human body, particularly the nasal sinuses mouth props up hold mode.
In the prior art, in the operation of treatment sinusitis and injury of the nose, the nasal sinuses mouth is often narrow because of granulation or scar tissue hypertrophy; At present, still do not have effective Therapeutic Method, will perform the operation repeatedly usually, not only patients ' life quality is poor, and has increased patient's misery.
The purpose of this utility model is to provide a kind of human body lumen to support mould, and particularly the nasal sinuses mouth props up hold mode, and it can support the lumen of nasal sinuses mouth effectively, prevents the nasal sinuses stenostomy, and it is narrow to prevent that granulation or scar tissue hypertrophy from causing.
The purpose of this utility model is achieved in that
Memorial alloy nasal sinuses mouth props up hold mode, comprises memorial alloy intelligent element, pellosil; The memorial alloy intelligent element is through heat treated shape-memory alloy wire mesh grid or the memorial alloy laser engraving net that geometry in particular is arranged more than recovery temperature of typing, the all or part of coating memorial alloy of pellosil intelligent element, the tubular structure of formation or C type tubular structure.
---pellosil that above-mentioned memorial alloy nasal sinuses mouth props up hold mode is usually on the inwall attached to the memorial alloy intelligent element, also can outer wall attached to the memorial alloy intelligent element on, perhaps be coated in the pellosil the memorial alloy intelligent element is all or part of.
---above-mentioned memorial alloy nasal sinuses mouth props up hold mode and also can coat without pellosil, only is made of the memorial alloy intelligent element, and the covering of tissue when being convenient to implant does not for a long time promptly have film memorial alloy nasal sinuses mouth and props up hold mode.
---above-mentioned memorial alloy nasal sinuses mouth props up hold mode particular geometric shapes, is generally double horn mouth cylinder tube shape; Also can be single horn mouth cylinder tube shape, cylinder tube shape, wedge shape cylindrical tube-shaped, C type wedge shape tubular, that tubular, the single horn mouth C of double horn mouth C type type is tubular, horn mouth is blade shaped double horn mouth cylinder tube shape tubular, with holes, single horn mouth cylinder tube shape with holes, cylindrical tube-shaped with holes etc., confession doctor selection meets the product of shape, size and the specification of patient physiological requirement most, to satisfy different clinical needs.
---the memorial alloy intelligent element that above-mentioned memorial alloy nasal sinuses mouth props up hold mode can have different weaving manners or laser engraving decorative pattern, to satisfy different clinical needs.
---the length L that double horn mouth cylinder tube shape nasal sinuses mouth that above-mentioned memorial alloy nasal sinuses mouth props up hold mode props up hold mode also can be between 3～30mm usually between 5～15mm; Diameter Ф
1, Ф
2, Ф
3, usually between 3～15mm, also can be between 1～30mm; Angle [alpha], β also can be between 75 °～180 ° usually between 90 °～150 °.
---above-mentioned memorial alloy refers to the NiTi marmem, and its recovery temperature can be between-10 ℃～45 ℃, usually between 30 ℃～35 ℃.According to clinical concrete needs, the NiTi marmem also can substitute with other elastic materials; The diameter of shape-memory alloy wire is between 0.001～1mm, and the thickness of marmem light-wall pipe is between 0.001～1mm.
---the pellosil that above-mentioned memorial alloy nasal sinuses mouth props up hold mode is or to contain the composite and flexible macromolecular material of anti-biotic material and can satisfy other material film of implanting in the human body midium or long term at the medium-term and long-term medical silica-gel of implanting of human body.
The memorial alloy nasal sinuses mouth of this utility model props up hold mode owing to adopted NiTi marmem net as intelligent element, and coat with pellosil, when guaranteeing well the lumen support force, it is narrow that pellosil can prevent effectively that granulation or scar tissue hypertrophy from causing, and makes the nasal sinuses mouth can keep design shape effectively.Good ground of NiTi marmem biocompatibility, peculiar shape memory, phase transformation super-elasticity, simple to operate, convenient to remove when operation is implanted, both can implant in that human body is medium-term and long-term, also can be used as an interim hold mode and use.After in human body, implanting a period of time, behind the lumen dimensionally stable of nasal cavity pipe, take out then, be generally 3～18 months.
Concrete structure principle of the present utility model and operation principle are provided by following embodiment and accompanying drawing.
The double horn mouth cylinder tube shape memorial alloy nasal sinuses mouth that the pellosil of Fig. 1 this utility model coats the memorial alloy intelligent element fully props up the structural representation of hold mode.
The double horn mouth cylinder tube shape memorial alloy nasal sinuses mouth that the horn section of Fig. 2 this utility model is not coated by pellosil props up the structural representation of hold mode.
The no pellosil double horn mouth cylinder tube shape memorial alloy nasal sinuses mouth of Fig. 3 this utility model props up the structural representation of hold mode.
The no pellosil double horn mouth C type cylinder tube shape memorial alloy nasal sinuses mouth of Fig. 4 this utility model props up the structural representation of hold mode.
Single horn mouth C type cylinder tube shape memorial alloy nasal sinuses mouth that the horn section of Fig. 5 this utility model is not coated by pellosil props up the structural representation of hold mode.
The no pellosil double horn mouth of Fig. 6 this utility model cylinder tube shape memorial alloy nasal sinuses mouth with holes props up the structural representation of hold mode.
The horn section of Fig. 7 this utility model is the structural representation that memorial alloy nasal sinuses mouth that foliaceous is not coated by pellosil props up hold mode.
The no pellosil cylinder tube shape memorial alloy nasal sinuses mouth of Fig. 8 this utility model props up the structural representation of hold mode.
Single horn mouth cylinder tube shape memorial alloy nasal sinuses mouth that the pellosil of Fig. 9 this utility model coats the memorial alloy intelligent element fully props up the structural representation of hold mode.
The no pellosil C type cylinder tube shape memorial alloy nasal sinuses mouth of Figure 10 this utility model props up the structural representation of hold mode.
The wedge shape C type memorial alloy nasal sinuses mouth that the pellosil of Figure 11 this utility model coats the memorial alloy intelligent element fully props up the structural representation of hold mode.
The memorial alloy nasal sinuses mouth of Figure 12 this utility model props up the fundamental diagram of hold mode.
1 is the memorial alloy intelligent element among the above-mentioned figure, and 2 is pellosil, and 3 is through hole, and 4 is tissue, and L is the total length of pellosil, Ф
1Be the diameter of cylinder tube shape, Ф
2For memorial alloy nasal sinuses mouth props up the diameter of the near-end of hold mode, Ф
3For memorial alloy nasal sinuses mouth props up the diameter of the far-end of hold mode, α is the angle between near-end horn mouth and the cylinder tube shape edge, and β is the angle between far-end horn mouth and the cylinder tube shape edge.
With recovery temperature is that 33 ℃, diameter are the memorial alloy intelligent element (1) that the NiTi shape-memory alloy wire of 0.15mm weaves this utility model in specific mould memorial alloy nasal sinuses mouth props up hold mode, the heat treatment of finalizing the design in mould makes it can automatically restore to particular geometric shapes more than recovery temperature; Coat with pellosil (2) in mould then, the memorial alloy nasal sinuses mouth that has promptly obtained this utility model props up hold mode.Fig. 1 to Figure 11.
When clinical use, earlier memorial alloy nasal sinuses mouth is propped up hold mode in cold water (10 ℃～15 ℃), with marmen throat model compression, with operating forceps or other specific purpose tool memorial alloy nasal sinuses mouth being propped up hold mode is released in the nasal sinuses buccal tubes, under the effect of body temperature, the memorial alloy intelligent element recovers design shape automatically, is embedded in the lumen, support lumen effectively, prevent because of granulation or scar tissue cause narrow.Figure 12.
In clinical use, take out as the memorial alloy nasal sinuses mouth of implanting being propped up hold mode, only needing that the nasal sinuses mouth is propped up hold mode cools off, its temperature is dropped to below the recovery temperature of memorial alloy, as 15 ℃～20 ℃, memorial alloy intelligent element (1) is softening, and support force descends, and can take out with operating forceps or other specific purpose tool easily.Figure 12.
Claims (8)
1, memorial alloy nasal sinuses mouth props up hold mode, comprise memorial alloy intelligent element (1), pellosil (2), it is characterized in that memorial alloy intelligent element (1) is through heat treated shape-memory alloy wire mesh grid or the memorial alloy laser engraving net that geometry in particular is arranged of typing more than recovery temperature, pellosil (2) all or part of coating memorial alloy intelligent element (1), the tubular structure of formation or C type tubular structure.
2, prop up hold mode according to the described memorial alloy nasal sinuses of claim 1 mouth, it is characterized in that pellosil (2) that described memorial alloy nasal sinuses mouth props up hold mode is usually on the inwall attached to memorial alloy intelligent element (1), on also can outer wall, perhaps be coated in the pellosil (2) memorial alloy intelligent element (1) is all or part of attached to memorial alloy intelligent element (1).
3, prop up hold mode according to the described memorial alloy nasal sinuses of claim 1 mouth, it is characterized in that described memorial alloy nasal sinuses mouth props up hold mode and also can coat without pellosil (2), only constitute by memorial alloy intelligent element (1).
4, prop up hold mode according to the described memorial alloy nasal sinuses of claim 1 mouth, it is characterized in that described memorial alloy nasal sinuses mouth props up hold mode particular geometric shapes is arranged, be generally double horn mouth cylinder tube shape; Also can be single horn mouth cylinder tube shape, cylinder tube shape, wedge shape cylindrical tube-shaped, C type wedge shape tubular, that tubular, the single horn mouth C of double horn mouth C type type is tubular, horn mouth is blade shaped double horn mouth cylinder tube shape tubular, with holes, single horn mouth cylinder tube shape with holes, cylindrical tube-shaped with holes.
5, prop up hold mode according to the described memorial alloy nasal sinuses of claim 1 mouth, it is characterized in that the memorial alloy intelligent element (1) that described memorial alloy nasal sinuses mouth props up hold mode can have different weaving manners or laser engraving decorative pattern.
6, prop up hold mode according to the described memorial alloy nasal sinuses of claim 1 mouth, it is characterized in that length L that double horn mouth cylinder tube shape nasal sinuses mouth that described memorial alloy nasal sinuses mouth props up hold mode props up hold mode, also can be between 3～30mm usually between 5～15mm; Diameter Ф
1, Ф
2, Ф
3, usually between 3～15mm, also can be between 1～30mm; Angle [alpha], β also can be between 75 °～180 ° usually between 90 °～150 °.
7, prop up hold mode according to the described memorial alloy nasal sinuses of claim 1 mouth, it is characterized in that described memorial alloy refers to the NiTi marmem, its recovery temperature can be between-10 ℃～45 ℃, usually between 30 ℃～35 ℃.According to clinical concrete needs, the NiTi marmem also can substitute with other elastic materials; The diameter of shape-memory alloy wire is between 0.001～1mm, and the thickness of marmem light-wall pipe is between 0.001～1mm.
8, prop up hold mode according to claim 1 and 2 described memorial alloy nasal sinuses mouths, it is characterized in that pellosil (2) that described memorial alloy nasal sinuses mouth props up hold mode is or to contain the composite and flexible macromolecular material of anti-biotic material and can satisfy at medium-term and long-term other material film implanted of human body at the medium-term and long-term medical silica-gel of implanting of human body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01258262 CN2526020Y (en) | 2001-11-28 | 2001-11-28 | Marmem retaining mould for nasal sinuses open |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01258262 CN2526020Y (en) | 2001-11-28 | 2001-11-28 | Marmem retaining mould for nasal sinuses open |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2526020Y true CN2526020Y (en) | 2002-12-18 |
Family
ID=33666868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01258262 Expired - Fee Related CN2526020Y (en) | 2001-11-28 | 2001-11-28 | Marmem retaining mould for nasal sinuses open |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2526020Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512272A (en) * | 2011-12-31 | 2012-06-27 | 广州曼翔医疗器械有限公司 | Paranasal sinus holder and special conveying appliance thereof |
| CN102988122A (en) * | 2012-11-13 | 2013-03-27 | 浦易（上海）生物技术有限公司 | Prosthetic system for treating nasosinusitis or allergic rhinitis |
| CN104490499A (en) * | 2014-11-25 | 2015-04-08 | 兰州西脉记忆合金股份有限公司 | Memory alloy stent for orifices of five sense organs of human body |
| WO2017035485A1 (en) * | 2015-08-26 | 2017-03-02 | Medtronic Xomed, Inc. | Sinus and nasal stent |
-
2001
- 2001-11-28 CN CN 01258262 patent/CN2526020Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512272A (en) * | 2011-12-31 | 2012-06-27 | 广州曼翔医疗器械有限公司 | Paranasal sinus holder and special conveying appliance thereof |
| CN102988122A (en) * | 2012-11-13 | 2013-03-27 | 浦易（上海）生物技术有限公司 | Prosthetic system for treating nasosinusitis or allergic rhinitis |
| WO2014075514A1 (en) * | 2012-11-13 | 2014-05-22 | 浦易（上海）生物技术有限公司 | Implant system for treating sinusitis or allergic rhinitis |
| CN104490499A (en) * | 2014-11-25 | 2015-04-08 | 兰州西脉记忆合金股份有限公司 | Memory alloy stent for orifices of five sense organs of human body |
| WO2017035485A1 (en) * | 2015-08-26 | 2017-03-02 | Medtronic Xomed, Inc. | Sinus and nasal stent |
| JP2018528808A (en) * | 2015-08-26 | 2018-10-04 | メドトロニック・ゾーメド・インコーポレーテッド | Sinus and nasal stents |
| US11759314B2 (en) | 2015-08-26 | 2023-09-19 | Medtronic Xomed, Inc. | Sinus and nasal stent |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021218 Termination date: 20091228 |