KR101529367B1 - 레이저 유발 증기/플라스마 매개 의학적 처치방법 및 장치 - Google Patents
레이저 유발 증기/플라스마 매개 의학적 처치방법 및 장치 Download PDFInfo
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- KR101529367B1 KR101529367B1 KR1020117015102A KR20117015102A KR101529367B1 KR 101529367 B1 KR101529367 B1 KR 101529367B1 KR 1020117015102 A KR1020117015102 A KR 1020117015102A KR 20117015102 A KR20117015102 A KR 20117015102A KR 101529367 B1 KR101529367 B1 KR 101529367B1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/042—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/44—Applying ionised fluids
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B2018/2065—Multiwave; Wavelength mixing, e.g. using four or more wavelengths
- A61B2018/207—Multiwave; Wavelength mixing, e.g. using four or more wavelengths mixing two wavelengths
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
- A61B18/26—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor for producing a shock wave, e.g. laser lithotripsy
- A61B2018/263—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor for producing a shock wave, e.g. laser lithotripsy the conversion of laser energy into mechanical shockwaves taking place in a liquid
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- Heart & Thoracic Surgery (AREA)
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- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Radiology & Medical Imaging (AREA)
- Laser Surgery Devices (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
Description
도 2는 이중 파장 레이저 복사를 이용하여 조직에서 획득된 복합 효과를 나타내는 다이어그램을 도시한다.
도 3은 원뿔형 팁 광섬유를 통해 전달되는 레이저 복사선을 이용하여 연조직상의 홈(furrow) 생성을 나타낸다.
Claims (14)
- 개선된 의학적 처치(enhanced medical treatment)를 위한 의학적 레이저 장치로서, 상기 장치는
적어도 하나의 레이저 광원, 및
상기 적어도 하나의 광원과 광학적으로 접촉하는 근위 단부(proximal end) 및 처치 부위(treatment site)에 인접하게 위치하도록 구성된 원위 단부(distal end)를 갖는 전송 매질
을 포함하고, 상기 적어도 하나의 레이저 광원은 실질적으로 연속 모드로 상기 처치 부위 또는 그 인접부에서 고흡수율인 적어도 하나의 사전 선택된 파장(preselected wavelength)을 갖는 레이저 광을 발산하며,
상기 레이저 광이, 조직 처치 부위에 인접한 상기 전송 매질의 상기 원위 단부에 플라스마 및 고에너지 증기 버블 구역 중 적어도 하나를 형성하기 위한 파워 밀도를 갖는 연속 파로 상기 처치 부위로 전달되도록, 상기 적어도 하나의 레이저 광원, 상기 전송 매질, 및 상기 사전 선택된 파장은 선택되며,
상기 플라스마 및 고에너지 증기 버블 구역 중 적어도 하나는 열 에너지를 주위 매질로 전달하여 열-절제(thermo-ablation)를 야기하는, 의학적 레이저 장치. - 제 1 항에 있어서,
소변관(urinary tract)을 통해 환자의 신체로 들어가기 위한 수단을 더 포함하는, 의학적 레이저 장치. - 제 1 항에 있어서,
상기 전송 매질은 하나 이상의 광섬유인, 의학적 레이저 장치. - 제 1 항에 있어서,
상기 레이저 광원은 다이오드 레이저이고, 980±60nm, 1470±60nm, 또는 1940±60nm의 파장에서 동작하는, 의학적 레이저 장치. - 제 3 항에 있어서,
상기 하나 이상의 광섬유는 이중 코어 구조를 가지고, 하나의 파장(one wavelength)을 갖는 레이저 광은 내부 코어에서 이동하며 또 다른 파장(another wavelength)을 갖는 레이저 광은 외부 코어에서 전송되는, 의학적 레이저 장치. - 제 4 항에 있어서, 둘 이상의 바람직한 파장이 980nm와 1470nm, 980nm와 1940nm, 또는 1470nm와 1940nm의 조합으로 이용되는, 의학적 레이저 장치.
- 제 3 항에 있어서,
하나의 레이저 광원은 광섬유 레이저이고, 또 다른 레이저 광원은 상기 광섬유 레이저를 위한 펌프 레이저이며, 두 레이저 광원으로부터의 레이저 광은 모두 하나 이상의 광섬유에 의해 전송되는, 의학적 레이저 장치. - 제 7 항에 있어서,
하나 이상의 광섬유는 동심형 코어 구조를 가지고, 상기 광섬유 레이저의 파장이 내부 코어에서 이동하며 펌프 레이저 파장이 외부 코어로 전송되는, 의학적 레이저 장치. - 제 7 항에 있어서,
상기 광섬유 레이저는 1550±60nm의 파장을 갖는 광원을 발산하고, 상기 펌프 레이저는 915 내지 980nm 또는 1470±60nm의 파장을 갖는 레이저 광을 발산하는, 의학적 레이저 장치. - 제 1 항에 있어서,
상기 레이저 광원은 연속 또는 반-연속(semi-continuous) 모드에서 동작하는 툴륨 레이저(thulium laser)인, 의학적 레이저 장치. - 제 3 항에 있어서,
상기 하나 이상의 광섬유는 트위스터 광섬유(twister fiber)인, 의학적 레이저 장치. - 제 1 항에 있어서, 상기 전송 매질은 상기 원위 단부에서 원추형 팁(conical tip)을 포함하고, 상기 원추형 팁은 상기 레이저 광을 포커싱하고, 상기 전송 매질의 상기 원위 단부에서, 플라스마 및 고에너지 증기 버블 구역 중 적어도 하나를 형성하기 위한 고전력 밀도를 얻도록 구성되는, 의학적 레이저 장치.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US11925908P | 2008-12-02 | 2008-12-02 | |
US61/119,259 | 2008-12-02 | ||
PCT/US2009/066421 WO2010065645A2 (en) | 2008-12-02 | 2009-12-02 | Laser induced vapor/plasma mediated medical procedures and device |
Publications (2)
Publication Number | Publication Date |
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KR20110106861A KR20110106861A (ko) | 2011-09-29 |
KR101529367B1 true KR101529367B1 (ko) | 2015-06-16 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020117015102A Active KR101529367B1 (ko) | 2008-12-02 | 2009-12-02 | 레이저 유발 증기/플라스마 매개 의학적 처치방법 및 장치 |
Country Status (8)
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US (2) | US8888767B2 (ko) |
EP (1) | EP2373381B8 (ko) |
JP (1) | JP5913983B2 (ko) |
KR (1) | KR101529367B1 (ko) |
CN (1) | CN102264434B (ko) |
ES (1) | ES2561777T3 (ko) |
HU (1) | HUE026837T2 (ko) |
WO (1) | WO2010065645A2 (ko) |
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- 2009-12-02 JP JP2011539655A patent/JP5913983B2/ja active Active
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Also Published As
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EP2373381B1 (en) | 2015-11-04 |
EP2373381A2 (en) | 2011-10-12 |
US8926601B2 (en) | 2015-01-06 |
EP2373381A4 (en) | 2012-06-20 |
HUE026837T2 (en) | 2016-07-28 |
EP2373381B8 (en) | 2015-12-16 |
US20130310819A1 (en) | 2013-11-21 |
CN102264434B (zh) | 2016-02-03 |
ES2561777T3 (es) | 2016-02-29 |
JP5913983B2 (ja) | 2016-05-11 |
US20110224660A1 (en) | 2011-09-15 |
US8888767B2 (en) | 2014-11-18 |
JP2012510345A (ja) | 2012-05-10 |
KR20110106861A (ko) | 2011-09-29 |
WO2010065645A2 (en) | 2010-06-10 |
WO2010065645A3 (en) | 2010-09-16 |
CN102264434A (zh) | 2011-11-30 |
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