Patent ID: 8412349
Filing Date: 2013-04-02
Classification: A61N

Abstract:
1. A lead anchor, comprising: a housing comprising a rigid body and a flexible covering disposed over at least a portion of the rigid body, the housing having a top surface, a bottom surface opposite the top surface, and a side surface extending from the top surface to the bottom surface, the housing defining, through the side surface, a first opening and a second opening configured and arranged to receive a lead, wherein boundaries of the first and second openings are circumscribed by the housing, and a lead lumen extending from the first opening to the second opening, the housing further defining a third opening in the top surface of the housing and a transverse lumen which extends from the third opening and intersects with a portion of the lead lumen, the rigid body comprising one or more projecting locking ridges extending into the transverse lumen; a plunger comprising a top surface, a bottom surface opposite the top surface, a side surface extending from the top surface to the bottom surface, and one or more locking detents disposed on the side surface, wherein the plunger is configured and arranged for insertion into the transverse lumen and engaging a lead disposed within the lead lumen and, in particular, engaging with a portion of the lead that is disposed within the portion of the lead lumen that intersects with the transverse lumen to press the portion of the lead between the bottom surface of the plunger and the bottom surface of the housing to lock the lead in the lead anchor, wherein the plunger is configured and arranged for locking with the housing by engagement of at least one of the one or more locking ridges of the housing with at least one of the one or more locking detents of the plunger; and at least one suture element formed by the flexible covering and configured and arranged for receiving a suture to suture the lead anchor to patient tissue.