METHODS AND DEVICES FOR IN SITU FORMED NERVE CAP

    公开(公告)号:US20210187160A1

    公开(公告)日:2021-06-24

    申请号:US17138703

    申请日:2020-12-30

    Abstract: Disclosed are methods, devices and materials for the in situ formation of a nerve cap to inhibit neuroma formation following planned or traumatic nerve injury. The method includes the steps of identifying a severed end of a nerve, and positioning the severed end into a cavity defined by a form. A transformable media is introduced into the form cavity to surround the severed end. The media is permitted to undergo a transformation from a first, relatively flowable state to a second, relatively non flowable state to form a protective barrier surrounding the severed end. The media may be a hydrogel, and the transformation may produce a synthetic crosslinked hydrogel protective barrier. The media may include at least one anti-regeneration agent to inhibit nerve regrowth

    METHODS FOR IN SITU FORMED NERVE CAP WITH RAPID RELEASE

    公开(公告)号:US20210361292A1

    公开(公告)日:2021-11-25

    申请号:US17388327

    申请日:2021-07-29

    Abstract: Disclosed are methods, devices and materials for the in situ formation of an implant for treating a nerve. A treatment site on a nerve is positioned within a cavity defined by a form. A transformable media is introduced into the form cavity to surround the treatment site. The media is permitted to undergo a transformation from a first, relatively flowable state to a second, relatively non flowable state to form a protective barrier surrounding the treatment site. The implant may be a growth inhibiting nerve cap to inhibit neuroma formation following planned or traumatic nerve injury, a growth permissive conduit for facilitating reconnection of a severed nerve, or an anchor for stabilizing a pain management electrode with respect to a nerve. Access to the nerve treatment site may be open surgical or percutaneous.

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