JP2011103003A - 走査方法および装置 - Google Patents
走査方法および装置 Download PDFInfo
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- JP2011103003A JP2011103003A JP2011001830A JP2011001830A JP2011103003A JP 2011103003 A JP2011103003 A JP 2011103003A JP 2011001830 A JP2011001830 A JP 2011001830A JP 2011001830 A JP2011001830 A JP 2011001830A JP 2011103003 A JP2011103003 A JP 2011103003A
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- 238000000034 method Methods 0.000 title abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims description 37
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01Q—SCANNING-PROBE TECHNIQUES OR APPARATUS; APPLICATIONS OF SCANNING-PROBE TECHNIQUES, e.g. SCANNING PROBE MICROSCOPY [SPM]
- G01Q10/00—Scanning or positioning arrangements, i.e. arrangements for actively controlling the movement or position of the probe
- G01Q10/04—Fine scanning or positioning
- G01Q10/06—Circuits or algorithms therefor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
- G02B6/3504—Rotating, tilting or pivoting the waveguides, or with the waveguides describing a curved path
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y35/00—Methods or apparatus for measurement or analysis of nanostructures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/0004—Microscopes specially adapted for specific applications
- G02B21/002—Scanning microscopes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/103—Scanning systems having movable or deformable optical fibres, light guides or waveguides as scanning elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3572—Magnetic force
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B2006/0098—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings for scanning
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Nanotechnology (AREA)
- Engineering & Computer Science (AREA)
- Astronomy & Astrophysics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Endoscopes (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Microscoopes, Condenser (AREA)
Abstract
【解決手段】出口先端部を有する光伝送手段90と、光伝送手段90を直交方向に共振駆動する第1および第2の駆動手段92、94とを備え、第1および第2の駆動手段92、94が、楕円パターンを描くように出口先端部を運動させながら、楕円パターンの偏心率を変化させるよう動作し、それによって、楕円パターンの短軸上に中心を有する楕円パターンの一部分が(少なくとも外観上は)ラスタパターンを近似する。
【選択図】図5
Description
最後にはY駆動信号をゼロまたはほぼゼロにする。これによって、本質的に水平な走査32が行われる。次に、Y駆動信号の極性を反転し、大きくし始める。X駆動信号(本質的に、最大振幅が一定の非変調方形波)は、それまでと同じである。それによって、トレースの短軸が大きくなり、次のトレース34が開始される。
94 Y駆動コイル(Y駆動機構)
102 増幅器(X駆動入力信号発生器)
104 遅延器(Y駆動入力信号発生器)
Claims (10)
- 出口先端部を有する光伝送手段をX方向に駆動するX駆動機構と、
出口先端部を有する光伝送手段をY方向に駆動するY駆動機構と、
X駆動入力信号を供給するX駆動入力信号発生器と、
前記X駆動入力信号から導出した変調信号で変調したY駆動入力信号を供給するY駆動入力信号発生器とを備え、
前記出口先端部が、前記X駆動機構と前記Y駆動機構によって同時に駆動されたときに走査パターンを生成する走査装置。 - 前記X駆動入力信号が方形波であり、
前記Y駆動入力信号発生器が、前記変調信号で変調された、のこぎり波信号を発生する、請求項1記載の走査装置。 - 前記走査パターンが楕円であり、常に0より大きい離心率を有する、請求項1記載の走査装置。
- 前記Y駆動入力信号発生器が、前記X駆動入力信号を遅延させたものから導出されるトリガ信号に従って繰り返し反転する前記のこぎり波信号を発生させるよう動作する、請求項1から3のいずれか一項に記載の走査装置。
- 前記走査パターンの中央部分から画像データを収集するよう動作する、請求項1から4のいずれか一項に記載の走査装置。
- 出口先端部の速度がピーク時の約87%以上である部分に相当する、前記走査パターンの前記中央部分から画像データを収集するよう動作する、請求項5記載の走査装置。
- 前記光伝送手段に取り付けられた磁石と、互いに垂直なコイルまたは巻線とを含んで前記光伝送手段を駆動する磁気駆動機構を含み、前記磁石が前記互いに垂直なコイルまたは巻線によって軸方向に磁化され、作用され、前記互いに垂直なコイルまたは巻線が、第1の平面において前記磁石の静止位置をはさんで互いに対称に配置された駆動コイルのペアと、前記第1の平面に垂直な第2の平面に配置された別の駆動コイルとを含み、前記第2の平面において前記磁石をはさんで前記別の駆動コイルと対称に配置されて前記磁石の位置を検出する検出コイルをさらに含む装置であって、前記駆動コイルのペアのそれぞれと、前記別の駆動コイルと、前記検出コイルとが、前記静止位置にある前記磁石から等距離にあり、前記検出コイルが、前記磁石の前記位置を示す出力信号を出力するよう動作し、前記別の駆動コイルへの入力信号を前記出力信号から導出するよう動作する、請求項1から6のいずれか一項に記載の走査装置。
- 前記第1の平面にある前記駆動コイルのペアが駆動コイルおよび検出コイルとして動作し、前記第2の平面にある前記別の駆動コイルと前記検出コイルとが駆動コイルのペアとして動作し、それによって前記走査パターンと垂直にさらなる走査を実施できるように、a)前記第1の平面にある前記駆動コイルのペアの機能と、b)前記第2の平面にある前記別の駆動コイルおよび前記検出コイルの機能とを入れ替える制御を行うよう動作する、請求項7記載の走査装置。
- 請求項1から8のいずれか一項に記載の走査装置を含む光ファイバ内視鏡、光ファイバ顕微鏡、または光ファイバ内視顕微鏡。
- 請求項1から8のいずれか一項に記載の走査装置を含む光ファイバ共焦点内視鏡、光ファイバ共焦点顕微鏡、または光ファイバ共焦点内視顕微鏡。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42211902P | 2002-10-30 | 2002-10-30 | |
| US60/422,119 | 2002-10-30 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004547279A Division JP4718184B2 (ja) | 2002-10-30 | 2003-10-29 | 走査方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011103003A true JP2011103003A (ja) | 2011-05-26 |
| JP5044027B2 JP5044027B2 (ja) | 2012-10-10 |
Family
ID=32230321
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004547279A Expired - Lifetime JP4718184B2 (ja) | 2002-10-30 | 2003-10-29 | 走査方法および装置 |
| JP2011001830A Expired - Fee Related JP5044027B2 (ja) | 2002-10-30 | 2011-01-07 | 走査方法および装置 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004547279A Expired - Lifetime JP4718184B2 (ja) | 2002-10-30 | 2003-10-29 | 走査方法および装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7123790B2 (ja) |
| JP (2) | JP4718184B2 (ja) |
| AU (1) | AU2003277951A1 (ja) |
| DE (2) | DE10393608T5 (ja) |
| GB (1) | GB2411071B (ja) |
| WO (1) | WO2004040267A1 (ja) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US7680373B2 (en) | 2006-09-13 | 2010-03-16 | University Of Washington | Temperature adjustment in scanning beam devices |
| JP5371222B2 (ja) * | 2006-09-14 | 2013-12-18 | オプティスカン・ピーティーワイ・リミテッド | 光ファイバ走査装置 |
| US7447415B2 (en) * | 2006-12-15 | 2008-11-04 | University Of Washington | Attaching optical fibers to actuator tubes with beads acting as spacers and adhesives |
| US7738762B2 (en) | 2006-12-15 | 2010-06-15 | University Of Washington | Attaching optical fibers to actuator tubes with beads acting as spacers and adhesives |
| US8305432B2 (en) | 2007-01-10 | 2012-11-06 | University Of Washington | Scanning beam device calibration |
| US7583872B2 (en) | 2007-04-05 | 2009-09-01 | University Of Washington | Compact scanning fiber device |
| US7608842B2 (en) * | 2007-04-26 | 2009-10-27 | University Of Washington | Driving scanning fiber devices with variable frequency drive signals |
| US8212884B2 (en) | 2007-05-22 | 2012-07-03 | University Of Washington | Scanning beam device having different image acquisition modes |
| EP2171521B1 (en) * | 2007-07-20 | 2017-09-27 | Koninklijke Philips N.V. | Fiber-optic scanner |
| US8437587B2 (en) | 2007-07-25 | 2013-05-07 | University Of Washington | Actuating an optical fiber with a piezoelectric actuator and detecting voltages generated by the piezoelectric actuator |
| JP5084422B2 (ja) * | 2007-09-25 | 2012-11-28 | 日本信号株式会社 | 投影表示装置 |
| US7522813B1 (en) | 2007-10-04 | 2009-04-21 | University Of Washington | Reducing distortion in scanning fiber devices |
| US8411922B2 (en) | 2007-11-30 | 2013-04-02 | University Of Washington | Reducing noise in images acquired with a scanning beam device |
| EP2348957B8 (en) * | 2008-10-22 | 2020-04-01 | Koninklijke Philips N.V. | An optical scanning probe assembly |
| WO2010049854A1 (en) * | 2008-10-28 | 2010-05-06 | Koninklijke Philips Electronics N.V. | An optical probe having a position measuring system |
| WO2010131181A1 (en) * | 2009-05-15 | 2010-11-18 | Koninklijke Philips Electronics N.V. | An optical probe with feedback correction |
| JP5439032B2 (ja) * | 2009-05-21 | 2014-03-12 | Hoya株式会社 | 医療用観察システムおよびプロセッサ |
| EP2627238B1 (en) * | 2010-10-12 | 2016-08-17 | Optiscan Pty Ltd | A scanner for an endoscope |
| EP2667815B1 (en) | 2011-01-27 | 2018-11-14 | Koninklijke Philips N.V. | Integration of fiber optic shape sensing within an nterventional environment |
| JP6086674B2 (ja) * | 2012-08-24 | 2017-03-01 | オリンパス株式会社 | 光走査装置 |
| JP6006039B2 (ja) * | 2012-08-24 | 2016-10-12 | オリンパス株式会社 | 光走査型観察装置 |
| JP6131057B2 (ja) | 2013-01-29 | 2017-05-17 | オリンパス株式会社 | 光走査装置 |
| JP6006127B2 (ja) * | 2013-01-29 | 2016-10-12 | オリンパス株式会社 | 光走査装置 |
| WO2015037231A1 (ja) * | 2013-09-11 | 2015-03-19 | オリンパス株式会社 | 光走査装置 |
| JP2015102577A (ja) * | 2013-11-21 | 2015-06-04 | オリンパス株式会社 | 光走査装置 |
| US9595757B2 (en) | 2013-12-24 | 2017-03-14 | The Boeing Company | Integral RF-optical phased array module |
| JP6280806B2 (ja) * | 2014-05-02 | 2018-02-14 | オリンパス株式会社 | 光ファイバ走査装置、および光走査型内視鏡 |
| WO2016125207A1 (ja) * | 2015-02-06 | 2016-08-11 | オリンパス株式会社 | 光ファイバスキャナ及び走査型内視鏡装置 |
| JPWO2016157249A1 (ja) * | 2015-03-30 | 2018-01-25 | オリンパス株式会社 | 光走査装置の駆動条件設定方法および駆動条件設定装置 |
| WO2016207970A1 (ja) * | 2015-06-23 | 2016-12-29 | オリンパス株式会社 | 光走査装置の駆動条件設定装置及び駆動条件設定方法 |
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| CN113687508B (zh) * | 2021-08-31 | 2022-06-14 | 华中科技大学 | 一种单光纤微型扫描器件及其驱动系统 |
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2003
- 2003-10-29 DE DE10393608T patent/DE10393608T5/de active Granted
- 2003-10-29 WO PCT/AU2003/001429 patent/WO2004040267A1/en not_active Ceased
- 2003-10-29 JP JP2004547279A patent/JP4718184B2/ja not_active Expired - Lifetime
- 2003-10-29 GB GB0510388A patent/GB2411071B/en not_active Expired - Lifetime
- 2003-10-29 DE DE10393608.4A patent/DE10393608B4/de not_active Expired - Lifetime
- 2003-10-29 US US10/533,440 patent/US7123790B2/en not_active Expired - Lifetime
- 2003-10-29 AU AU2003277951A patent/AU2003277951A1/en not_active Abandoned
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2011
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05297313A (ja) * | 1992-04-17 | 1993-11-12 | Canon Inc | 半導体レーザ偏向素子 |
| JP2001174744A (ja) * | 1999-10-06 | 2001-06-29 | Olympus Optical Co Ltd | 光走査プローブ装置 |
| JP2003028791A (ja) * | 2001-05-09 | 2003-01-29 | Olympus Optical Co Ltd | 光イメージング装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2411071B (en) | 2006-03-15 |
| US20060013528A1 (en) | 2006-01-19 |
| JP5044027B2 (ja) | 2012-10-10 |
| JP4718184B2 (ja) | 2011-07-06 |
| WO2004040267A1 (en) | 2004-05-13 |
| AU2003277951A1 (en) | 2004-05-25 |
| GB2411071A (en) | 2005-08-17 |
| DE10393608B4 (de) | 2022-06-09 |
| GB0510388D0 (en) | 2005-06-29 |
| US7123790B2 (en) | 2006-10-17 |
| JP2006504988A (ja) | 2006-02-09 |
| DE10393608T5 (de) | 2005-09-29 |
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