MEDICAL COMPOSITIONS BASED ON CROSSLINKABLE HYDROPHILIC POLYMERS

    公开(公告)号:US20210060211A1

    公开(公告)日:2021-03-04

    申请号:US16999856

    申请日:2020-08-21

    Abstract: In accordance with some aspects, the present disclosure is directed to medical compositions that comprises (a) a first hydrophilic polymer functionalized with a plurality of first functional groups and (b) a second hydrophilic polymer functionalized with a plurality of second functional groups, wherein the first and second functional groups are selected to react and form covalent bonds upon a change in conditions such that the first and second hydrophilic polymers crosslink with one another. In other aspects the present disclosure is directed to kits that comprise such medical compositions and to medical procedures that utilize such medical compositions.

    AGENT DELIVERY DEVICES
    7.
    发明申请

    公开(公告)号:US20210162175A1

    公开(公告)日:2021-06-03

    申请号:US17109537

    申请日:2020-12-02

    Abstract: A medical device may comprise a handle and a flexible sheath extending from the handle. The sheath may include a first chamber configured to receive a first agent and a second chamber configured to receive a second agent. Each of the first chamber and the second chamber may be disposed in a distal portion of the sheath. The sheath may also include a first piston received within the first chamber and a second piston received within the second chamber and at least one actuation element configured to transmit a force from the handle to each of the first piston and the second piston. When the handle is in a first configuration, the first agent may be maintained within the first chamber and the second agent is maintained within the second chamber. When the handle is in a second configuration, the first agent may be released from the first chamber to mix with the second agent.

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