CN204116644U - Side luminous lens optical fiber - Google Patents
Side luminous lens optical fiber Download PDFInfo
- Publication number
- CN204116644U CN204116644U CN201420496268.4U CN201420496268U CN204116644U CN 204116644 U CN204116644 U CN 204116644U CN 201420496268 U CN201420496268 U CN 201420496268U CN 204116644 U CN204116644 U CN 204116644U
- Authority
- CN
- China
- Prior art keywords
- plane
- sphere
- optical fiber
- silica fibre
- reflective inclined
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 64
- 239000000835 fiber Substances 0.000 claims abstract description 57
- 238000007598 dipping method Methods 0.000 claims abstract description 32
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 32
- 230000001154 acute effect Effects 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 230000003287 optical effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model discloses a kind of side luminous lens optical fiber, comprise single-mode fiber and silica fibre, the end face of described single-mode fiber and the front end welding of described silica fibre, the rear end of described silica fibre is lens arrangement, and described lens arrangement has the bright dipping sphere forming reflective inclined-plane that angle is acute angle with the central shaft of described silica fibre and be positioned at described central shaft side; Light successively through the front end delivery of described single-mode fiber and described silica fibre departs from described central shaft and exposes to described reflective inclined-plane, described reflective inclined-plane is by light total reflection to described bright dipping sphere, and described bright dipping sphere reflects to described reflective inclined-plane institute the light come and carries out reflecting and along the direction convergence crisscrossing described central shaft.The lens arrangement that the utility model is arranged has reflective inclined-plane and bright dipping sphere, by total reflection and Refractive focusing, thus achieves the change of optical transmission direction, and structure is relatively simple, and processing is also very convenient, and reduces cost, improves usefulness.
Description
Technical field
The utility model relates to a kind of lens fiber, particularly relates to a kind of side luminous lens optical fiber.
Background technology
The bending dirigibility of optical fiber and the advantage of transmission high brightness cold light, each position being transferred to human body of the Energy Efficient that light can be made to produce, makes it in the operating theater instruments such as cold light breast examining device, tooth curing, gynaecology, surgery, department of eye, obtain abundant application.Especially be applied in photoradiation therapy, more wide prospect is being opened especially in oncotherapy, not hemorrhage when can accomplish to perform the operation, without wound or the larger otch of nothing, there is no again sharp object tenderness patient, adapt to the oncotherapy of all kinds, each stage, each volume, and the tumor locus of inside of human body can be deep into by optical fiber, according to position and the shape of target tissue, different laser can be selected to irradiate treatment method.In laser intravascular neoplasty, laser beam can deliver to obstructive position through optical fiber, thus obstructing arterial thrombectomby.Optical fiber is too numerous to enumerate in application medically.
Special medical optical fiber is generally be provided with a untapered optical fiber at optical fiber back plan perpendicular to the central shaft of optical fiber, and light is all the cone-shaped beam centered by fiber optic hub axle with certain angle of divergence, can only organize to front irradiation.Sometimes also as required optical fiber connector can be done globulate, taper or scattering shape etc., to obtain the treatment light beam of different qualities.But overall glazing is still along central axis direction bright dipping.And often need the transmission direction changing light when actual therapeutic uses, as the light-emitting directions angled with fiber optic hub axle, particularly perpendicular to the light-emitting directions of fiber optic hub axle.In prior art, change the direction of propagation of light path, the design of its optical fiber is all side light-coming out optical fiber substantially, its concrete structure be arrange in the rear end of optical fiber one with the catoptron at fiber optic hub axle angle at 45 °, and with metallic sheath by it together with Fiber connection, complex structure, difficulty of processing is large, and some parts adopt precious metal, cost is high.
Therefore, be badly in need of that a kind of structure simply, conveniently changes optical transmission direction, economical and practical side luminous lens optical fiber solves the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of side luminous lens optical fiber of new structure, both meets actual needs of medical treatment, has again that structure is simple, cost is low, usefulness high.
To achieve these goals, the utility model discloses a kind of side luminous lens optical fiber, comprise single-mode fiber and silica fibre, the end face of described single-mode fiber is connected with the front end of described silica fibre, the rear end of described silica fibre is lens arrangement, and described lens arrangement has the bright dipping sphere forming reflective inclined-plane that angle is acute angle with the central shaft of described silica fibre and be positioned at described central shaft side; Light successively through the front end delivery of described single-mode fiber and described silica fibre departs from described central shaft and exposes to described reflective inclined-plane, described reflective inclined-plane is by light total reflection to described bright dipping sphere, and described bright dipping sphere reflects to described reflective inclined-plane institute the light come and carries out reflecting and along the direction convergence crisscrossing described central shaft.
Preferably, described reflective inclined-plane and described bright dipping sphere are processed by sphere lens.
Preferably, described acute angle scope is 35 ° to 45 °.
Preferably, described acute angle scope is 40 °.
Preferably, described reflective inclined-plane can also be coated with high reverse--bias rete.
Preferably, the centre of sphere of described bright dipping sphere is positioned on described central shaft.
Preferably, described reflective inclined-plane is a plane.
Compared with prior art, because the utility model side luminous lens optical fiber comprises single-mode fiber and silica fibre, described silica fibre rear end is lens arrangement, described lens arrangement has reflective inclined-plane and bright dipping sphere, described reflective inclined-plane can make the light of transmission be totally reflected to described bright dipping sphere from the side direction departing from described silica fibre central shaft, then by the refraction of described bright dipping sphere, light finally converges in the direction staggered with described central shaft.Thus achieve the change of the transmission direction of light.By silica fibre rear end being set to the change that a lens arrangement just can realize the transmission direction of light, realize side bright dipping.And prior art be the cylindricality end face of optical fiber arrange one with the catoptron at shaft axis of optic fibre angle at 45 °, a metallic sheath also to be set again, with metallic sheath, catoptron could be realized side bright dipping together with Fiber connection.And only dispersing through reflection in prior art, and be finally converge by the light of bright dipping sphere in the application.So the structure of the application is relatively simple, solves the problem of existing side light-coming out optical fiber complex structure, processing inconvenience, and reduce corresponding cost, improve usefulness.
Accompanying drawing explanation
Fig. 1 is the structural representation of side of the present utility model luminous lens optical fiber.
Fig. 2 is the principle schematic of side of the present utility model luminous lens optical fiber.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to Fig. 1 and Fig. 2, the utility model discloses a kind of side luminous lens optical fiber 100, comprise single-mode fiber 10 and silica fibre 20.The end face of single-mode fiber 10 and front end 21 welding of silica fibre 20.The rear end of silica fibre 20 is lens arrangement 22, is preferably the lens arrangement with arc, and optimum is sphere lens.Specifically by the rear end of silica fibre 20 by fusing, make sphere lens.Then sphere lens is made the reflective inclined-plane 221 and bright dipping sphere 222 that can realize side bright dipping by techniques such as grinding, plated film, thermal treatments.Preferably, the centre of sphere of bright dipping sphere 222 is positioned on silica fibre 20 central shaft Z, and reflective inclined-plane 221 is a plane, and reflective inclined-plane 221 acutangulates angle theta with the central shaft Z of silica fibre 20.Particularly, reflective inclined-plane 221 makes the light (not marking in figure) transmitted through the front end 21 of single-mode fiber 10 and silica fibre 20 successively be totally reflected to bright dipping sphere 222 from the side direction of displaced central axis Z, by the refraction by bright dipping sphere 222 of the light that reflects, finally converge in the direction staggered with silica fibre 20 central shaft Z, the transmission direction of concrete light please refer to the instruction of arrow in Fig. 2, more specifically:
Please refer to Fig. 2, the scope that reflective inclined-plane 221 and the central shaft Z of silica fibre 20 acutangulate angle theta is 35 ° ~ 45 °.When acute angle θ is 40 °, total reflection and light-out effect the best, light is at the light-emitting directions perpendicular to fiber optic hub axle Z.
Further, the reflective inclined-plane 21 of optically focused part 20 also can be coated with highly reflecting films, can further improve reflection and light-out effect.
Compared with prior art, because side of the present utility model luminous lens optical fiber 100 comprises single-mode fiber 10 and silica fibre 20, described silica fibre 20 rear end is lens arrangement 22, and this lens arrangement 22 has reflective inclined-plane 221 and bright dipping sphere 222.Described reflective inclined-plane 221 can make the light of transmission be totally reflected to described bright dipping sphere 222 from the side direction departing from described silica fibre 20 central shaft Z, and then by the refraction of described bright dipping sphere 222, light finally converges in the direction staggered with described central shaft.Thus achieve the change of the transmission direction of light.By silica fibre 20 rear end is set to the change that a lens arrangement 22 just can realize the transmission direction of light, realize side bright dipping.And prior art be the cylindricality end face of optical fiber arrange one with the catoptron at shaft axis of optic fibre angle at 45 °, also a metallic sheath will be set again, with metallic sheath, catoptron could be realized side bright dipping together with Fiber connection, and only dispersing through reflection in prior art, and be finally converge by the light of bright dipping sphere in the application.So the structure of the application is relatively simple, solves the problem of existing side light-coming out optical fiber complex structure, processing inconvenience, and reduce corresponding cost, improve usefulness.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (7)
1. a side luminous lens optical fiber, it is characterized in that, comprise single-mode fiber and silica fibre, the end face of described single-mode fiber and the front end welding of described silica fibre, the rear end of described silica fibre is lens arrangement, and described lens arrangement has the bright dipping sphere forming reflective inclined-plane that angle is acute angle with the central shaft of described silica fibre and be positioned at described central shaft side; Light successively through the front end delivery of described single-mode fiber and described silica fibre departs from described central shaft and exposes to described reflective inclined-plane, described reflective inclined-plane is by light total reflection to described bright dipping sphere, and described bright dipping sphere reflects to described reflective inclined-plane institute the light come and carries out reflecting and along the direction convergence crisscrossing described central shaft.
2. side as claimed in claim 1 luminous lens optical fiber, it is characterized in that, described reflective inclined-plane and described bright dipping sphere are processed by sphere lens.
3. side as claimed in claim 1 luminous lens optical fiber, it is characterized in that, described acute angle scope is 35 ° to 45 °.
4. side as claimed in claim 3 luminous lens optical fiber, it is characterized in that, described acute angle is 40 °.
5. the side luminous lens optical fiber as described in any one of claim 2-4, is characterized in that, described reflective inclined-plane is coated with high reverse--bias rete.
6. side as claimed in claim 1 luminous lens optical fiber, it is characterized in that, the centre of sphere of described bright dipping sphere is positioned on described central shaft.
7. side as claimed in claim 1 luminous lens optical fiber, it is characterized in that, described reflective inclined-plane is a plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420496268.4U CN204116644U (en) | 2014-08-29 | 2014-08-29 | Side luminous lens optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420496268.4U CN204116644U (en) | 2014-08-29 | 2014-08-29 | Side luminous lens optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204116644U true CN204116644U (en) | 2015-01-21 |
Family
ID=52333940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420496268.4U Expired - Lifetime CN204116644U (en) | 2014-08-29 | 2014-08-29 | Side luminous lens optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204116644U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019095133A1 (en) * | 2017-11-15 | 2019-05-23 | Source Photonics (Chengdu) Company Limited | Waveguide array module and receiver optical sub-assembly |
| CN112711098A (en) * | 2020-12-29 | 2021-04-27 | 中国电子科技集团公司第十三研究所 | Special-shaped port optical fiber of optical fiber coupling part of back incident photoelectric detector and adjusting method |
| CN113855228A (en) * | 2021-09-30 | 2021-12-31 | 杭州佳量医疗科技有限公司 | Sheath structure for ablation operation optical fiber |
-
2014
- 2014-08-29 CN CN201420496268.4U patent/CN204116644U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019095133A1 (en) * | 2017-11-15 | 2019-05-23 | Source Photonics (Chengdu) Company Limited | Waveguide array module and receiver optical sub-assembly |
| CN112711098A (en) * | 2020-12-29 | 2021-04-27 | 中国电子科技集团公司第十三研究所 | Special-shaped port optical fiber of optical fiber coupling part of back incident photoelectric detector and adjusting method |
| CN113855228A (en) * | 2021-09-30 | 2021-12-31 | 杭州佳量医疗科技有限公司 | Sheath structure for ablation operation optical fiber |
| CN113855228B (en) * | 2021-09-30 | 2023-12-01 | 杭州佳量医疗科技有限公司 | Sheath structure for ablation operation optical fiber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111035858B (en) | Frontal light diffusing device for photoimmunotherapy | |
| US10993768B2 (en) | Radial emissions from optical fibers | |
| CN204116644U (en) | Side luminous lens optical fiber | |
| US5461692A (en) | Multimode optical fiber coupling apparatus and method of transmitting laser radiation using same | |
| CN106659536A (en) | Fiber optic laser surgical instrument having a radial dispersion pattern | |
| Lee et al. | Radial-firing optical fiber tip containing conical-shaped air-pocket for biomedical applications | |
| CN203759313U (en) | Bent corner laser optical fiber structure | |
| CN206283096U (en) | The simple hectowatt grade Bladder stone system of light path | |
| CN206315076U (en) | A kind of OCT endoscopic imaging probes | |
| CN201404290Y (en) | One-way lateral emitting light laser fiber structure | |
| Ward | Molding of laser energy by shaped optic fiber tips | |
| CN103041512B (en) | Laser acupuncture and moxibustion apparatus | |
| CN106646897B (en) | Optical fiber probe structure for side wall output ring shaped laser spot | |
| CN203480074U (en) | Connecting structure of embedded end cap and fiber | |
| CN211123360U (en) | Spherical dispersion laser medical optical fiber | |
| CN109283688A (en) | A kind of reflection-type light uniforming device and its preparation and application | |
| CN206315075U (en) | A kind of OCT probe | |
| CN208457590U (en) | One kind defocusing reflective coupler | |
| CN203075482U (en) | Laser acupuncture instrument | |
| CN221384913U (en) | Therapeutic device for photodynamic therapy | |
| CN104921693B (en) | A kind of semiconductor laser nasal disease diagnosing and treating apparatus | |
| CN2714090Y (en) | Laser therapy machine with optical fiber and joint arm output | |
| CN103018824B (en) | Compound quartz glass optical fiber device | |
| CN110989087A (en) | Spherical dispersion laser medical optical fiber | |
| US20240081908A1 (en) | Optical fiber device with spatially selectable output |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151230 Address after: Pine Road 518000 in Guangdong province Shenzhen City Pingshan New District Industrial Zone No. 56 Woori Electronic Science and Technology Park B building 4 floor Patentee after: PENGDA OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Address before: Changan Xiamen 523000 Guangdong province Dongguan City side Yincheng Road No. 112 Jianye Building 9 floor Patentee before: Liu He |
|
| CX01 | Expiry of patent term |
Granted publication date: 20150121 |