Composition for acoustic-wave probe, and silicone resin for acoustic-wave probe, acoustic-wave probe and ultrasonic probe using the same, as well as device for measuring acoustic wave, ultrasonic diagnosis device, device for measuring photo acoustic wave and ultrasonic endoscope
AssigneeFUJIFILM Corporation
InventorsYoshihiro Nakai, Atsushi Osawa
Life of this patent
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Abstract
A composition for an acoustic-wave probe, containing a polysiloxane mixture, in which the polysiloxane mixture contains: a polysiloxane having a vinyl group; a polysiloxane having at least two Si—H groups in the molecular chain thereof; and silica particles having an average primary particle size of less than 12 nm.
Claims15
An acoustic-wave probe, comprising at least one selected from the group consisting of an acoustic lens and an acoustic matching layer, which comprise a silicone resin for an acoustic-wave probe, in which a composition for an acoustic-wave probe is hardened,
- the composition for an acoustic-wave probe comprising a polysiloxane mixture, and wherein the polysiloxane mixture comprises:
- a polysiloxane having a vinyl group;
- a polysiloxane having at least two Si—H groups in the molecular chain thereof;
- and silica particles having an average primary particle size of less than 12 nm.
An ultrasonic probe, comprising:
- a capacitive micromachined ultrasonic transducer as an ultrasonic transducer array;
- and
- an acoustic lens comprising a silicone resin for an acoustic-wave probe,
- in which a composition for an acoustic-wave probe is hardened,
- the composition for an acoustic-wave probe comprising a polysiloxane mixture, and wherein the polysiloxane mixture comprises:
- a polysiloxane having a vinyl group;
- a polysiloxane having at least two Si—H groups in the molecular chain thereof;
- and silica particles having an average primary particle size of less than 12 nm.
A device for measuring a photo acoustic wave, comprising an acoustic lens comprising a silicone resin for an acoustic-wave probe, in which a composition for an acoustic-wave probe is hardened,
- the composition for an acoustic-wave probe comprising a polysiloxane mixture, and wherein the polysiloxane mixture comprises:
- a polysiloxane having a vinyl group;
- a polysiloxane having at least two Si—H groups in the molecular chain thereof;
- and silica particles having an average primary particle size of less than 12 nm.
An ultrasonic endoscope, comprising an acoustic lens comprising the silicone resin for an acoustic-wave probe, in which a composition for an acoustic-wave probe is hardened,
- the composition for an acoustic-wave probe comprising a polysiloxane mixture, and wherein the polysiloxane mixture comprises:
- a polysiloxane having a vinyl group;
- a polysiloxane having at least two Si—H groups in the molecular chain thereof;
- and silica particles having an average primary particle size of less than 12 nm.
Dependencies are inferred from the claim text.