Localization needle
    11.
    发明授权

    公开(公告)号:US11439742B2

    公开(公告)日:2022-09-13

    申请号:US15892218

    申请日:2018-02-08

    Abstract: A marking assembly includes a hollow cannula having a wall extending from a proximal end to a distal end. The wall defines a lumen of the cannula. The wall includes at least one opening at a distal portion of the cannula. A stylet is configured to be received in the lumen of the cannula. The stylet has a wall extending from a proximal end to a distal end. When the stylet is received in the lumen of the cannula, a circumferential space is defined between the wall of the stylet and the wall of the cannula such that fluid entering the circumferential space will exit the cannula through the at least one opening of the cannula.

    Low Profile Ultrasound Catheter and System

    公开(公告)号:US20230129187A1

    公开(公告)日:2023-04-27

    申请号:US17970696

    申请日:2022-10-21

    Inventor: Christopher Lee

    Abstract: A medical instrument assembly is provided herein. The medical instrument includes an elongate shaft having a proximal end and a distal end and defining a working channel housing a needle. The distal end of the needle is extendable through a distal exit of the working channel. Positioned distal of the distal exit is a transducer assembly with a unique compact, folded configuration. The transducer assembly includes a transducer, at least one ASIC chip, and at least one capacitor all in electrical communication and mounted to a substrate. The transducer assembly is folded into a taco shape such that the transducer is positioned over and against the at least one ASIC chip and the at least one capacitor.

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