NL8921049A - Elektromechanische omzetter voor faco-emulsificatie. - Google Patents
Elektromechanische omzetter voor faco-emulsificatie. Download PDFInfo
- Publication number
- NL8921049A NL8921049A NL8921049A NL8921049A NL8921049A NL 8921049 A NL8921049 A NL 8921049A NL 8921049 A NL8921049 A NL 8921049A NL 8921049 A NL8921049 A NL 8921049A NL 8921049 A NL8921049 A NL 8921049A
- Authority
- NL
- Netherlands
- Prior art keywords
- oscillator
- acoustic
- needle
- reflector
- piezoelectric
- Prior art date
Links
- 238000004945 emulsification Methods 0.000 title description 3
- 239000013078 crystal Substances 0.000 claims description 47
- 230000008859 change Effects 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 239000000523 sample Substances 0.000 claims description 11
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 8
- 239000010937 tungsten Substances 0.000 claims description 8
- 229910052721 tungsten Inorganic materials 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 13
- 208000002177 Cataract Diseases 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 6
- 230000010363 phase shift Effects 0.000 description 6
- 210000000078 claw Anatomy 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 125000004122 cyclic group Chemical class 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 101100126955 Arabidopsis thaliana KCS2 gene Proteins 0.000 description 2
- 241000132023 Bellis perennis Species 0.000 description 2
- 235000005633 Chrysanthemum balsamita Nutrition 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 230000005483 Hooke's law Effects 0.000 description 1
- 230000018199 S phase Effects 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/20—Reflecting arrangements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
- A61F9/00745—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments using mechanical vibrations, e.g. ultrasonic
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/24—Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ophthalmology & Optometry (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25153188A | 1988-09-30 | 1988-09-30 | |
| US25153188 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8921049A true NL8921049A (nl) | 1990-09-03 |
Family
ID=22952361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8921049A NL8921049A (nl) | 1988-09-30 | 1989-09-28 | Elektromechanische omzetter voor faco-emulsificatie. |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0389615A4 (cs) |
| JP (1) | JPH03502540A (cs) |
| CH (1) | CH678700A5 (cs) |
| GB (1) | GB2229924B (cs) |
| NL (1) | NL8921049A (cs) |
| SE (1) | SE468197B (cs) |
| WO (1) | WO1990003150A1 (cs) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5693228A (en) * | 1995-09-28 | 1997-12-02 | Varian Associates, Inc. | Method and device for vibration during solid phase microextraction |
| FR2743929B1 (fr) * | 1996-01-24 | 1998-04-10 | Aev Engineering Sarl | Dispositif pour la generation d'ondes ultrasonores |
| US7876025B2 (en) | 2005-09-26 | 2011-01-25 | Nanyang Technological University | Ultrasonic mechanical emulsifier |
| RU2470620C1 (ru) * | 2011-05-10 | 2012-12-27 | ЗАКРЫТОЕ АКЦИОНЕРНОЕ ОБЩЕСТВО "ОПТИМЕДСЕРВИС" (ЗАО "Оптимедсервис") | Ультразвуковой инструмент факоэмульсификатора |
| RU2469688C1 (ru) * | 2011-05-10 | 2012-12-20 | ЗАКРЫТОЕ АКЦИОНЕРНОЕ ОБЩЕСТВО "ОПТИМЕДСЕРВИС" (ЗАО "Оптимедсервис") | Ультразвуковой инструмент факоэмульсификатора с композитными ультразвуковыми колебаниями |
| US10932948B2 (en) * | 2015-04-20 | 2021-03-02 | Bausch & Lomb Incorporated | Ultrasonic needles and transducer assemblies formed of non-metal materials or a combination of materials |
| CN110338970B (zh) * | 2019-07-23 | 2024-02-02 | 以诺康医疗科技（苏州）有限公司 | 带传感器的超声乳化手柄及浪涌控制系统、方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3283182A (en) * | 1965-05-11 | 1966-11-01 | Aeroprojects Inc | Transducer assembly |
| DE3520133A1 (de) * | 1985-06-05 | 1986-12-11 | Richard Wolf Gmbh, 7134 Knittlingen | Instrument fuer die ultraschall-lithotripsie |
| US4634419A (en) * | 1985-12-13 | 1987-01-06 | Cooper Lasersonics, Inc. | Angulated ultrasonic surgical handpieces and method for their production |
| US4838853A (en) * | 1987-02-05 | 1989-06-13 | Interventional Technologies Inc. | Apparatus for trimming meniscus |
-
1989
- 1989-09-28 CH CH198390A patent/CH678700A5/de not_active IP Right Cessation
- 1989-09-28 EP EP19890911502 patent/EP0389615A4/en not_active Withdrawn
- 1989-09-28 NL NL8921049A patent/NL8921049A/nl not_active Application Discontinuation
- 1989-09-28 WO PCT/US1989/004207 patent/WO1990003150A1/en not_active Application Discontinuation
- 1989-09-28 JP JP1510679A patent/JPH03502540A/ja active Pending
-
1990
- 1990-05-21 GB GB9011289A patent/GB2229924B/en not_active Expired - Lifetime
- 1990-05-29 SE SE9001916A patent/SE468197B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH678700A5 (cs) | 1991-10-31 |
| GB9011289D0 (en) | 1990-08-08 |
| GB2229924A (en) | 1990-10-10 |
| EP0389615A4 (en) | 1991-05-08 |
| SE468197B (sv) | 1992-11-23 |
| EP0389615A1 (en) | 1990-10-03 |
| SE9001916L (sv) | 1990-05-29 |
| GB2229924B (en) | 1992-07-22 |
| JPH03502540A (ja) | 1991-06-13 |
| SE9001916D0 (sv) | 1990-05-29 |
| WO1990003150A1 (en) | 1990-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |