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| Number | Title | Issue Date |
| 7489593 | Electrostatic membranes for sensors, ultrasonic transducers incorporating such membranes, and manufacturing methods therefor A micro-machined ultrasonic transducer substrate for immersion operation is formed by a particular arrangement of a plurality of micro-machined membranes that are supported on a silicon substrate. The membranes, together with the substrate, form surface microcavitie... | 02/10/2009 |
| 7103960 | Method for providing a backing member for an acoustic transducer array A method is provided for making a backing layer for an ultrasonic matrix array transducer useful in medical imaging and the like. A conductive grid is provided which includes a plurality of micro-contacts each joined together by a common base so that spaces are prov... | 09/12/2006 |
| 7066887 | Bi-plane ultrasonic probe Ultrasonic probe devices are provided which are particularly suitable for use as invasive imaging probes such as endocavity probes and endoscopic probes. The probe devices include a dual cross-scanning bi-plane array transducer formed by a pair of orthogonal, inters... | 06/27/2006 |
| 6915696 | Intersecting ultrasonic transducer arrays A method is provided for manufacturing crossing/intersecting transducer arrays including first and second ultrasonic transducer arrays which intersect centrally of one another. Each transducer operates independently without any decrease in acoustic performance. The ... | 07/12/2005 |
| 6866635 | Transducer position locking system An ultrasonic endoscopic probe tip device which provides signals to an imaging system for transesophageal diagnosis includes a removable housing adapted to be attached to the distal end of an endoscope. A rotatable, ball-bearing-mounted phased array transducer withi... | 03/15/2005 |
| 6859984 | Method for providing a matrix array ultrasonic transducer with an integrated interconnection means A method is provided for producing a matrix array ultrasonic transducer having an integrated interconnection assembly. A piezoelectric member, formed by a plurality of individual elemental transducers arranged in M×N matrix configuration, is provided and an interco... | 03/01/2005 |
| 6791240 | Ultrasonic transducer apparatus An ultrasonic transducer particularly useful in medical imaging includes a transducer comprising a transducer body having a major front surface for radiating ultrasonic energy to a propagation medium responsive to mechanical vibration of the transducer. The transduc... | 09/14/2004 |
| 6733457 | Motorized multiplane transducer tip apparatus with transducer locking An ultrasonic endoscopic probe tip device which provides signals to an imaging system for transesophageal diagnosis includes a removable housing adapted to be attached to the distal end of an endoscope. A rotatable, ball-bearing-mounted phased array transducer withi... | 05/11/2004 |
| 6709396 | Ultrasound array transducer for catheter use A catheter-based ultrasonic transducer array is provided which includes a piezoelectric member sandwiched between matching layers and a backing member. A flexible stiffening element or elements is embedded in the backing member. The element is opaque to radio freque... | 03/23/2004 |
