JP3974662B2 - 超音波白内障乳化吸引法のための多周波数位相検出器 - Google Patents

超音波白内障乳化吸引法のための多周波数位相検出器 Download PDF

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JP3974662B2
JP3974662B2 JP53338098A JP53338098A JP3974662B2 JP 3974662 B2 JP3974662 B2 JP 3974662B2 JP 53338098 A JP53338098 A JP 53338098A JP 53338098 A JP53338098 A JP 53338098A JP 3974662 B2 JP3974662 B2 JP 3974662B2
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Japan
Prior art keywords
voltage
handpiece
current
signal
phase
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Expired - Lifetime
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JP53338098A
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English (en)
Japanese (ja)
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JP2002513325A5 (enExample
JP2002513325A (ja
Inventor
スタッグズ，ジェイムズ・ダブリュー
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アドバンスト メディカル オプティクス，インコーポレーテッド
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Publication of JP2002513325A5 publication Critical patent/JP2002513325A5/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0238—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave
    • B06B1/0246—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal
    • 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
    • A61B2018/00636—Sensing and controlling the application of energy
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/55—Piezoelectric transducer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application
    • B06B2201/76—Medical, dental

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Surgical Instruments (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
JP53338098A 1997-01-22 1998-01-21 超音波白内障乳化吸引法のための多周波数位相検出器 Expired - Lifetime JP3974662B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/787,229 1997-01-22
US08/787,229 US5852794A (en) 1997-01-22 1997-01-22 Multiple frequency unambiguous phase detector for phacoemulsification system
PCT/US1998/001004 WO1998031476A1 (en) 1997-01-22 1998-01-21 Unambiguous multiple-frequency phase detector for phacoemulsification system

Publications (3)

Publication Number Publication Date
JP2002513325A JP2002513325A (ja) 2002-05-08
JP2002513325A5 JP2002513325A5 (enExample) 2005-09-08
JP3974662B2 true JP3974662B2 (ja) 2007-09-12

Family

ID=25140810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53338098A Expired - Lifetime JP3974662B2 (ja) 1997-01-22 1998-01-21 超音波白内障乳化吸引法のための多周波数位相検出器

Country Status (5)

Country Link
US (1) US5852794A (enExample)
EP (1) EP0954386B1 (enExample)
JP (1) JP3974662B2 (enExample)
DE (1) DE69804765T2 (enExample)
WO (1) WO1998031476A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6394974B1 (en) 1997-01-22 2002-05-28 Allergan Sales, Inc. Power mode phaco
US6629948B2 (en) * 1997-01-22 2003-10-07 Advanced Medical Optics Rapid pulse phaco power for burn free surgery
US6780165B2 (en) 1997-01-22 2004-08-24 Advanced Medical Optics Micro-burst ultrasonic power delivery
US7169123B2 (en) 1997-01-22 2007-01-30 Advanced Medical Optics, Inc. Control of pulse duty cycle based upon footswitch displacement
US5938677A (en) * 1997-10-15 1999-08-17 Alcon Laboratories, Inc. Control system for a phacoemulsification handpiece
SE511145C2 (sv) * 1997-12-23 1999-08-09 Ericsson Telefon Ab L M Metod och anordning för detektering av fasskillnad
US6028387A (en) * 1998-06-29 2000-02-22 Alcon Laboratories, Inc. Ultrasonic handpiece tuning and controlling device
US6997935B2 (en) * 2001-11-20 2006-02-14 Advanced Medical Optics, Inc. Resonant converter tuning for maintaining substantially constant phaco handpiece power under increased load
US7316664B2 (en) 2002-10-21 2008-01-08 Advanced Medical Optics, Inc. Modulated pulsed ultrasonic power delivery system and method
US7077820B1 (en) 2002-10-21 2006-07-18 Advanced Medical Optics, Inc. Enhanced microburst ultrasonic power delivery system and method
US20040092921A1 (en) * 2002-10-21 2004-05-13 Kadziauskas Kenneth E. System and method for pulsed ultrasonic power delivery employing cavitation effects
EP2604235A1 (en) 2003-03-12 2013-06-19 Abbott Medical Optics Inc. System and method for pulsed ultrasonic power delivery employing cavitation effects
US7846126B2 (en) * 2003-07-14 2010-12-07 Abbott Medical Optics, Inc. System and method for modulated surgical procedure irrigation and aspiration
US7785336B2 (en) * 2006-08-01 2010-08-31 Abbott Medical Optics Inc. Vacuum sense control for phaco pulse shaping
US10596032B2 (en) 2007-05-24 2020-03-24 Johnson & Johnson Surgical Vision, Inc. System and method for controlling a transverse phacoemulsification system with a footpedal
US10485699B2 (en) * 2007-05-24 2019-11-26 Johnson & Johnson Surgical Vision, Inc. Systems and methods for transverse phacoemulsification
US10363166B2 (en) 2007-05-24 2019-07-30 Johnson & Johnson Surgical Vision, Inc. System and method for controlling a transverse phacoemulsification system using sensed data
US9050627B2 (en) 2011-09-02 2015-06-09 Abbott Medical Optics Inc. Systems and methods for ultrasonic power measurement and control of phacoemulsification systems
US11877953B2 (en) 2019-12-26 2024-01-23 Johnson & Johnson Surgical Vision, Inc. Phacoemulsification apparatus
US12472094B2 (en) 2020-05-21 2025-11-18 Johnson & Johnson Surgical Vision, Inc. Phacoemulsification probe comprising magnetic sensors and/or multiple independent piezoelectric vibrators
US12178750B2 (en) 2020-11-23 2024-12-31 Johnson & Johnson Surgical Vision, Inc. Removal of cataract debris
US12324770B2 (en) 2021-04-15 2025-06-10 Johnson & Johnson Surgical Vision, Inc. Compensating for imperfect behavior of multi-piezoelectric crystal
US12310888B2 (en) 2021-11-18 2025-05-27 Johnson & Johnson Surgical Vision, Inc. On-the-fly tuning for piezoelectric ultrasonic handpieces

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4954960A (en) * 1986-11-07 1990-09-04 Alcon Laboratories Linear power control for ultrasonic probe with tuned reactance
US4970656A (en) * 1986-11-07 1990-11-13 Alcon Laboratories, Inc. Analog drive for ultrasonic probe with tunable phase angle
EP0270819A3 (en) * 1986-11-07 1989-01-11 Alcon Laboratories, Inc. Linear power control for ultrasonic probe with tuned reactance
US5001649A (en) * 1987-04-06 1991-03-19 Alcon Laboratories, Inc. Linear power control for ultrasonic probe with tuned reactance
US5431664A (en) * 1994-04-28 1995-07-11 Alcon Laboratories, Inc. Method of tuning ultrasonic devices

Also Published As

Publication number Publication date
WO1998031476A1 (en) 1998-07-23
DE69804765T2 (de) 2003-02-20
DE69804765D1 (de) 2002-05-16
JP2002513325A (ja) 2002-05-08
EP0954386A1 (en) 1999-11-10
EP0954386B1 (en) 2002-04-10
US5852794A (en) 1998-12-22

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