Orthopedic bone screw
    21.
    发明授权

    公开(公告)号:US12029459B2

    公开(公告)日:2024-07-09

    申请号:US17358745

    申请日:2021-06-25

    Inventor: Neal Blitz

    CPC classification number: A61B17/8615 A61B17/8625 A61B2017/681

    Abstract: The present disclosure describes a bone screw for use in orthopedic procedures. The bone screw includes a shank portion having a helical thread and a head portion also having a helical thread. The head portion has a reverse frustoconical shape, with the conical taper decreasing in the proximal direction.

    HEADLESS COMPRESSION SCREW HAVING AN ATTACHMENT MECHANISM

    公开(公告)号:US20240206932A1

    公开(公告)日:2024-06-27

    申请号:US18594921

    申请日:2024-03-04

    Applicant: Acumed LLC

    Inventor: Brian Conley

    Abstract: A cannulated headless compression screw is provided with an attachment mechanism that enables coupling various attachments to the headless compression screw. The headless compression screw includes a screw thread on its exterior that is adapted to effect compression between two bone fragments. For instance, the exterior screw thread may have a variable pitch formed to effect such compression. The interior of the headless compression screw's trailing end includes an interface that is adapted to engage with a driving instrument. A surgeon may drive the headless compression screw into bone via the driving instrument and then access the attachment mechanism to couple an attachment to the headless compression screw.

    BONE GROWTH DEVICE AND METHOD
    24.
    发明公开

    公开(公告)号:US20240206926A1

    公开(公告)日:2024-06-27

    申请号:US18602207

    申请日:2024-03-12

    Abstract: An intramedullary lengthening device includes a housing and a distraction shaft. The intramedullary lengthening device is placed within a cavity of two bone sections (either already separated or purposely separated for insertion of the device). The distraction shaft of the intramedullary lengthening device is attached to the one of the bone sections using, for example, one or more attachment screws. The housing of the intramedullary lengthening device is attached to the second bone section using, for instance, one or more attachment screws. Over the treatment period, the bone is continually distracted, creating a new separation into which osteogenesis can occur. In one embodiment, the intramedullary lengthening device includes an actuator and an extension rod, which can be attached to one other.

    Cannulated continuous compression screw

    公开(公告)号:US11998255B1

    公开(公告)日:2024-06-04

    申请号:US18375483

    申请日:2023-09-30

    CPC classification number: A61B17/864 A61B17/8605 A61B17/8685 A61B2017/681

    Abstract: A bone screw may be insertable into a bone. The bone screw may have a distal member with bone-engaging threads, a proximal member configured to slidably engage the distal member, and a tension member with a proximal end coupled to the proximal member, and a distal end coupled to the distal member such that, in response to motion of the distal member away from the proximal member, the tension member elongates and urges the distal member to move toward the proximal member. The tension member may be configured such that, at a minimum length of the bone screw, the tension member is pre-stretched so that the tension member is under tension to urge the bone screw to shorten. The bone screw may be inserted in the pre-stretched state. A pre-stretch driver may be used to tension the bone screw prior to or during insertion.

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