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John C. Oslund

John C. Oslund, Cottage Grove, MN US

Patent application numberDescriptionPublished
20090270909BACK-LOADING CATHETER - A catheter provided with a collapsible inner lumen within a main body. The catheter can deploy a distal protection device using a guidewire which is threaded through the inner lumen, the inner lumen collapsing upon retrieval of the device into the catheter main body.10-29-2009
20110004239ROLLED TIP RECOVERY CATHETER - A distal tip for use with a medical catheter. The tip includes a member having a wall which defines a lumen therewithin. The wall has a portion at a distal end thereof, the portion curving inwardly toward an axis of the lumen. The lumen is provided with a diameter adaptable to accommodate a device to be recovered therewithin.01-06-2011

Patent applications by John C. Oslund, Cottage Grove, MN US

John C. Oslund, Blaine, MN US

Patent application numberDescriptionPublished
20090171386PERCUTANEOUS CATHETER DIRECTED INTRAVASCULAR OCCLUSION DEVICES - Embodiments of the present invention provide an improved vascular occlusion device for occlusion of a passageway, cavity, or the like. According to one embodiment, a medical device for occluding a left atrial appendage is provided. The medical device includes a first portion having at least one plane of occlusion that is configured to be positioned outside of the left atrial appendage, and a second portion having at least one plane of occlusion that is configured to be at least partially positioned within a cavity defined by the left atrial appendage.07-02-2009
20090187214PERCUTANEOUS CATHETER DIRECTED INTRAVASCULAR OCCLUSION DEVICE - Embodiments of the present invention provide medical devices and methods for occluding a target site are provided. For example, the medical device may include a tubular member having proximal and distal ends and at least one plane of occlusion. The at least one plane of occlusion may be configured to substantially occlude the patent ductus arteriosus in less than about 1 minute. In addition or alternatively, the tubular member may consist of a single layer of material and be configured to be constrained within a catheter having an outer diameter of less than about 4 French for percutaneous delivery to the patent ductus arteriosus.07-23-2009
20090209855MEDICAL DEVICES FOR TREATING A TARGET SITE AND ASSOCIATED METHOD - Embodiments of the present invention provide devices and methods for treating various target sites, such as vascular abnormalities. For example, a medical device according to one embodiment includes at least one layer of a fabric of braided strands having proximal and distal ends and a central axis extending therebetween. The medical device has an expanded configuration a generally frustroconical shaped portion at each end. The medical device is configured to be constrained to a reduced configuration for delivery through a diagnostic catheter and to at least partially return, when unconstrained, towards the expanded configuration.08-20-2009
20090210048STENT/STENT GRAFT FOR REINFORCEMENT OF VASCULAR ABNORMALITIES AND ASSOCIATED METHOD - A stent/stent graft for reinforcement of vascular abnormalities and an associated method are provided. According to on embodiment, the stent/stent graft includes a flexible tubular structure comprising proximal and distal ends and having a heat set configuration. The tubular structure is configured to engage a lumen upstream and downstream of a vascular abnormality, such as an aneurysm, and a portion between the proximal and distal ends of the tubular structure is configured to engage the aneurysm.08-20-2009
20100063578BIFURCATED MEDICAL DEVICE FOR TREATING A TARGET SITE AND ASSOCIATED METHOD - Embodiments of the present invention provide medical devices and methods for treating a target site within the body. For example, one embodiment provides a stent graft for treating a target site proximate to a bifurcated lumen, wherein the stent graft includes a first tubular structure having proximal and distal ends and a side wall extending therebetween. The first tubular structure includes an opening defined within the side wall and is configured to define a first portion having first and second ends and a second portion having first and second ends. The opening corresponds to the first ends of the first and second portions and the second ends of the first and second portions respectively correspond to the proximal and distal ends of the first tubular structure, and at least a portion of the first and second portions are configured to be positioned within respective branches of a bifurcated lumen.03-11-2010
20100106235MULTI-LAYER DEVICE WITH GAP FOR TREATING A TARGET SITE AND ASSOCIATED METHOD - Embodiments of the present invention provide medical devices and methods for treating a target site within the body. For example, a medical device includes a multi-layered structure comprising an inner layer disposed within an outer layer, wherein each of the inner and outer layers has respective inner and outer surfaces. The multi-layered structure further comprises at least offset located between the inner and outer layers or formed in the inner and/or outer layers to define at least one gap therebetween such that a majority of the outer surface of the inner layer is spaced apart from the inner surface of the outer layer. The multi-layered structure is configured to be deployed within a lumen such that at least a portion of the outer layer is configured to engage the lumen and the at least one gap is configured to promote thrombosis between the inner and outer layers.04-29-2010

Patent applications by John C. Oslund, Blaine, MN US