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| Number | Title | Issue Date |
| 8182501 | Ultrasonic surgical shears and method for sealing a blood vessel using same An ultrasonic surgical shears includes an ultrasonic surgical blade, a clamping arm operable to open and close toward the blade, and a tissue pad attached to the clamping arm. A method for sealing a blood vessel of a patient includes obtaining an ultrasonic surgical... | 05/22/2012 |
| 8182502 | Folded ultrasonic end effectors with increased active length An end effector for use with an ultrasonic surgical instrument. A body extends along a longitudinal axis. The body includes a proximal end and a distal end. The body comprises an outer surface that defines an inner portion. The proximal end of the body is configured... | 05/22/2012 |
| 8152825 | Medical ultrasound system and handpiece and methods for making and tuning Several embodiments of medical ultrasound handpieces are described each including a medical ultrasound transducer assembly. An embodiment of a medical ultrasound system is described, wherein the medical ultrasound system includes a medical ultrasound handpiece havin... | 04/10/2012 |
| 8147508 | Medical ultrasound system and handpiece and methods for making and tuning Several embodiments of medical ultrasound handpieces are described each including a medical ultrasound transducer assembly. An embodiment of a medical ultrasound system is described, wherein the medical ultrasound system includes a medical ultrasound handpiece havin... | 04/03/2012 |
| 8142461 | Surgical instruments A surgical instrument that may include a housing, a transducer engaged with the housing which can produce vibrations, and an end-effector engaged with the transducer. The surgical instrument can further include an adjustable sheath extending from the housing where t... | 03/27/2012 |
| 8142460 | Bone abrading ultrasonic horns Ultrasonic horns configured for use with a surgical ultrasonic handpiece including a resonator are described. The ultrasonic horns include an elongated member having a longitudinal internal channel extending therethrough. Disposed on the distal end of the elongated ... | 03/27/2012 |
| 8137370 | Powered surgical handpiece with improved latch mechanism and rotary to oscillating output drive A powered surgical handpiece includes a chuck assembly with a chuck having apertures. The chuck assembly is surrounded by a collar having slots on an inner face. The apertures and slots receive balls. In use, the collar is moved axially toward the handpiece against ... | 03/20/2012 |
| 8137371 | Long ultrasonic cutting blade formed of laminated smaller blades An end effector of an ultrasonic surgical instrument is provided, the ultrasonic surgical instrument having a manipulatable structure, a body portion operatively connected to the manipulatable structure and having a distal end, a transducer, and the end effector bei... | 03/20/2012 |
| 8128646 | Ultrasonic vibration apparatus An ultrasonic vibration apparatus includes a vibrator, wherein the vibrator includes at least two vibration elements to generate ultrasonic vibration when a driving voltage is applied to the vibration elements, at least three electrode portions wherein the vibration... | 03/06/2012 |
| 8118823 | Shear stress ultrasonic horn for ultrasonic surgical aspiration An ultrasonic horn for use with an ultrasonic surgical hand piece including a resonator comprises a contacting annulus having a plurality of angled lands. The lands are alternated around the annulus such that adjacent lands have opposite angles. As a result of the a... | 02/21/2012 |
| 8114104 | Mechanism for assembly of ultrasonic instrument An ultrasonic clamp coagulator system that is configured to permit selective cutting, coagulation and clamping of tissue during surgical procedures. An elongated portion of the instrument can be configured for endoscopic applications and has an outside diameter of l... | 02/14/2012 |
| 8097011 | Surgical treatment apparatus A surgical treatment apparatus includes a first unit including a first vibration transmission member and a first holding member, a second unit including a second vibration transmission member, a second holding member, and an elastic member provided between the secon... | 01/17/2012 |
| 8092475 | Ultrasonic horn for removal of hard tissue Ultrasonic horns configured for use with a surgical ultrasonic handpiece including a resonator are described. The ultrasonic horns include an elongated member having a longitudinal internal channel extending partially therethrough. Disposed on the distal end of the ... | 01/10/2012 |
| 8080029 | System for actuation of a vitreous cutter Embodiments of systems and methods disclosed herein regard simplifying and improving the performance and reliability of pneumatic actuators operable to actuate surgical cutters or shears. Various embodiments include systems and methods for vitreous cutting apparatus... | 12/20/2011 |
| 8057498 | Ultrasonic surgical instrument blades An ultrasonic surgical instrument including an ultrasonically actuated blade or end effector having a treatment portion. The blade can define a central axis and at least one axis which is transverse to the central axis, wherein the transverse axis can lie within a p... | 11/15/2011 |
| 8038693 | Methods for ultrasonic tissue sensing and feedback An ultrasonic surgical instrument including an ultrasonic transmission member having a proximal end and a distal end is provided. The instrument also includes an ultrasonically-actuated cutting element having a tissue contacting surface and a clamp member supported ... | 10/18/2011 |
| 8034067 | Vacuum sense control for phaco pulse shaping A method and apparatus for precisely controlling particle movement relative to a phacoemulsification needle tip is provided. The design monitors actual vacuum present and calculates a pulse shape amplitude waveform proportional to the amount of measured vacuum. An i... | 10/11/2011 |
| 8025672 | Ultrasonic wound treatment method and apparatus A surgical device includes a probe, a transducer assembly operatively coupled to the probe for generating an ultrasonic resonant vibration therein, and a frequency generator operatively coupled to the transducer assembly for energizing the transducer component. A co... | 09/27/2011 |
| 8021381 | Balanced ultrasonic end effector A balanced ultrasonic surgical instrument according to the present invention includes an ultrasonic transmission rod which is connected to a blade or end effector by a balance portion, which includes first and second balance asymmetries designed to compensate for th... | 09/20/2011 |
| 8002782 | Curved clamp arm tissue pad attachment for use with ultrasonic surgical instruments The present invention relates to ultrasonic surgical clamping instruments and, more particularly, to a curved clamp arm tissue pad attachment for use with ultrasonic surgical instruments. A curved clamp arm for use with an ultrasonic surgical instrument is described... | 08/23/2011 |
| 8002783 | Surgical device for bone surgery A surgical device (1) for bone surgery including a body (2) able to be gripped by the user and a tip (3) mounted at the head of the body and set in vibration at a modulated ultrasonic frequency to operate on bone tissue, the surgical device (... | 08/23/2011 |
| 7998156 | Vacuum sense control for phaco pulse shaping A method and apparatus for precisely controlling particle movement relative to a phacoemulsification needle tip is provided. The design monitors actual vacuum present and calculates a pulse shape amplitude waveform proportional to the amount of measured vacuum. An i... | 08/16/2011 |
| 7938120 | Enhanced microburst ultrasonic power delivery system and method A method and apparatus for delivering energy during a surgical procedure such as phacoemulsification is provided. The method and apparatus include applying energy during at least one pulsed energy on period, comprising applying energy during a series of short burst ... | 05/10/2011 |
| 7901423 | Folded ultrasonic end effectors with increased active length An end effector for use with an ultrasonic surgical instrument. A body extends along a longitudinal axis. The body includes a proximal end and a distal end. The proximal end of the body is configured to couple to an ultrasonic transducer configured to produce vibrat... | 03/08/2011 |
| 7883521 | Multi-functional second instrument for cataract removal Apparatus for the removal of lens tissue includes a first instrument for inserting into a lens capsule and removing a cataract therein, the first instrument including a lumen for aspiration of cataract tissue and irrigation fluid from the lens capsule and manipulate... | 02/08/2011 |
| 7871420 | Resonant converter tuning for maintaining substantial constant phaco handpiece power under increased load A phacoemulsification system includes a phacoemulsification handpiece including a cutting tip ultrasonically vibrated by an ultrasonic transducer. A power supply is provided for driving the ultrasonic transducer at a resonant frequency of the transducer and cutting ... | 01/18/2011 |
| 7850707 | Ultrasonic surgery apparatus An ultrasonic surgery apparatus enabling smooth surgery. The ultrasonic apparatus is provided with an ultrasonic chip, a vibration inducing unit which induces ultrasonic vibration to the ultrasonic chip, an aspiration unit which aspirates tissue emulsified by vibrat... | 12/14/2010 |
| 7837699 | Ultrasonic treatment apparatus An ultrasonic treatment apparatus includes a sheath having an opening at a distal end thereof; an ultrasonic transducer provided at a distal portion of the sheath and generating ultrasonic vibration; an ultrasonic transmission member connected to the ultrasonic tran... | 11/23/2010 |
| 7815658 | Ultrasonic treatment apparatus, method of assembling and disassembling ultrasonic treatment apparatus, and ultrasonic treatment system An ultrasonic treatment apparatus includes a vibrator-assembly which generates ultrasonic vibration, a probe which is detachably mounted to the vibrator-assembly, and has a treatment-portion which performs treatment of a biological tissue in a distal end portion, an... | 10/19/2010 |
| 7799045 | Treatment apparatus and treatment device for surgical treatments using ultrasonic vibration An ultrasonic treatment device comprises a transducer unit, probe unit, and a main unit. The transducer unit comprises an ultrasonic transducer generating ultrasonic vibration in response to supply of power. The probe unit has a treatment member at a distal end ther... | 09/21/2010 |
| 7785336 | Vacuum sense control for phaco pulse shaping A method and apparatus for precisely controlling particle movement relative to a phacoemulsification needle tip is provided. The design monitors actual vacuum present and calculates a pulse shape amplitude waveform proportional to the amount of measured vacuum. An i... | 08/31/2010 |
| 7766929 | Surgical operating apparatus A surgical tool includes a sheath, a probe body, a distal end portion and a proximal end portion. A probe distal end portion is provided at the distal end portion of the probe body, a jaw is rotatably supported on the distal end portion of the sheath and is engaged ... | 08/03/2010 |
| 7758600 | Balanced ultrasonic end effector A balanced ultrasonic surgical instrument according to the present invention includes an ultrasonic transmission rod which is connected to a blade or end effector by a balance portion, which includes first and second balance asymmetries designed to compensate for th... | 07/20/2010 |
| 7749240 | Ultrasonic surgical system An ultrasonic surgical system includes a handpiece including an ultrasonic transducer and a first storage unit; a probe connected to the ultrasonic transducer; a calculation unit; and a control unit. The first storage unit stores a first parameter relating to contro... | 07/06/2010 |
| 7648517 | Catheters and related devices for forming passageways between blood vessels or other anatomical structures The inventions described in this patent application include i) a torqueable introducer sheath which is useable in conjunction with a transvascular passageway forming catheter to effect precise rotational control of the catheter; ii) an anchorable guide catheter whic... | 01/19/2010 |
| 7625388 | Method of controlling a surgical system based on a load on the cutting tip of a handpiece A surgical system that is able to sense the onset of an occlusion or other surgical event as well as the instant an occlusion breaks. To help avoid overheating of the tip, the system determines an approximate temperature of the eye using an irrigation flow rate and ... | 12/01/2009 |
| 7621929 | Ultrasound catheter apparatus Ultrasound catheter devices and methods of the present invention generally provide for ablation and/or disruption of vascular occlusions. An ultrasound transmission member, such as a wire, transmits vibrational energy from an ultrasound transducer to a distal head o... | 11/24/2009 |
| 7621930 | Ultrasound medical instrument having a medical ultrasonic blade A first ultrasound medical instrument includes a medical ultrasonic blade having first, second and third blade portions. The second blade portion is more bendable than either of the first and third blade portions. A second ultrasound medical instrument includes a me... | 11/24/2009 |
| 7572268 | Apparatus and methods for the selective removal of tissue using combinations of ultrasonic energy and cryogenic energy An ultrasonic apparatus and method is provided for the selective and targeted removal of unwanted tissues. The apparatus and methods may utilize combinations of ultrasonic and cryogenic energy for the selective removal tissue. The apparatus generates and delivers to... | 08/11/2009 |
| 7563269 | Ultrasonic treatment device An ultrasonic treatment device for surgery includes: a treatment portion (ultrasonic probe) for treating living-body tissue by transmitting thereto ultrasonic vibrations generated by means of an ultrasonic transducer; a fixed manipulating section main body wherein t... | 07/21/2009 |
