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David C. Majercak, Stewartsville US

David C. Majercak, Stewartsville, NJ US

Patent application numberDescriptionPublished
20090222077METHOD AND DEVICE FOR ATTACHING A STENT STRUCTURE TO AAA GRAFT MATERIAL - An aneurysmal repair system that utilizes a modified intraluminal scaffold apex and a delta stitch suture to secure graft material to the scaffold structure allows for no relative movement between the graft material and the scaffold structure. The absence of relative movement reduces the wear on the graft material.09-03-2009
20090264992COMBINATION BARB RESTRAINT AND STENT ATTACHMENT DEPLOYMENT MECHANISM - An aneurysmal repair system that utilizes a modified apex and delivery device is designed for accurate endoprosthesis delivery and deployment. The modified apex utilizes segments that overlap and hold one another down as well as the fixation barbs attached thereto. The delivery device holds or secures at least one section of the apex and may be easily released by retraction of a hold down member.10-22-2009
20090270967STENT ATTACHMENT AND DEPLOYMENT MECHANISM - A stent attachment and deployment mechanism is utilized to prevent the distal end of an endoprosthesis comprising fixation barbs or other fixation mechanism from deploying prior to the remaining sections of the fixation device. With this stent attachment and deployment mechanism accurate deployment may be achieved.10-29-2009
20100057187INTRAVASCULAR STENT HAVING IMRPROVED DESIGN FOR LOADING AND DEPLOYING - A stent may be inserted into a vessel in order to open and then maintain the patency of the vessel. The stent has a strut design that increases the overall fatigue resistance of the stent. Each strut is tapered to better distribute strain and thus increase fatigue resistance. In addition, some of the struts may comprise protrusions to increase the pushability of the stent during loading into a delivery device.03-04-2010
20100312330TWISTED ANCHORING BARB FOR STENT OF ABDOMINAL AORTIC ANEURYSM (AAA) DEVICE - A stent is provided for an endoprosthesis having a main body portion and two leg portions, particularly suitable for treatment of an abdominal aortic aneurism. The stent includes barbs that are twisted and shaped set to point radially outward. Each barb, as formed, points substantially perpendicular relative to the longitudinal axis of the stent, even when in a non-deployed configuration. The motion to move the barb into a deployed configuration for gripping tissue is a twisting motion which moves the barb from being substantially aligned with the circumference of the stent to extending radially outwards from the stent.12-09-2010
20100318177TWISTED ANCHORING BARB FOR STENT OF ABDOMINAL AORTIC ANEURYSM (AAA) DEVICE - A stent is provided for an endoprosthesis having a main body portion and two leg portions, particularly suitable for treatment of an abdominal aortic aneurism. The stent includes barbs that are twisted and shaped set to point radially outward. Each barb, as formed, points substantially perpendicular relative to the longitudinal axis of the stent, even when in a non-deployed configuration. The motion to move the barb into a deployed configuration for gripping tissue is a twisting motion which moves the barb from being substantially aligned with the circumference of the stent to extending radially outwards from the stent.12-16-2010

Patent applications by David C. Majercak, Stewartsville, NJ US