Michael D Delmore, Patrick R Fleming, Douglas A Huntley, Jamieson C Keister, Cristina U Thomas, Richard H Ferber: Microneedle arrays and methods of manufacturing the same. 3M Innovative Properties Company, Kevin W Raasch, April 19, 2005: US06881203 (210 worldwide citation)

Microneedle arrays, methods of manufacturing microneedles and methods of using microneedle arrays. The microneedles in the microneedle arrays may be in the form of tapered structures that include at least one channel formed in the outside surface of each microneedle. The microneedles may have bases ...

Steven B Heinecke, Donald G Peterson: Carrier delivered dressing and method of manufacture. Minnesota Mining and Manufacturing Company, Robert W Sprague, Stephen W Bauer, Kevin W Raasch, April 14, 1998: US05738642 (146 worldwide citation)

A carrier delivered dressing is disclosed which has a conformable backing with a pressure sensitive adhesive coated on a bottom face and a low adhesion coating on a top face. The backing is supported during shipping and handling by a liner attached to the adhesive and a removable heat sealed carrier ...

Kenny L Dang: Wire-tubular hybrid stent. Medtronic, Kevin W Raasch, Dianne Plunkett Latham, Harold R Patton, August 10, 1999: US05935162 (131 worldwide citation)

Radially-expandable stents are provided with improved longitudinal flexibility and stability, improved torsional flexibility and stability, improved trackability and conformability, and improved hoop strength. The stents combine the advantages typically associated with wire stents with those typical ...

Wayne K Dunshee, Donald G Peterson, Clarence A Niven Jr, John E Riedel: Medical adhesive composite and package. Minnesota Mining and Manufacturing Company, Eloise J Maki, Stephen W Bauer, Kevin W Raasch, November 21, 2000: US06149614 (108 worldwide citation)

Combinations of medical adhesive composites, e.g., dressings, and a package in which the medical adhesive composites are attached to a release surface on the bottom sheet of the package are disclosed. The dressings may include a flexible backing and carrier. Methods of manufacturing and using the co ...

Bradley W Eaton, Byron M Jackson, Leigh E Wood, Scott J Tuman: Composite webs with reinforcing polymeric regions and elastic polymeric regions. 3M Innovative Properties Company, Gary L Griswold, Kevin W Raasch, William J Bond, April 5, 2005: US06875710 (62 worldwide citation)

Methods of manufacturing composite webs including a substrate with one or more reinforcing discrete polymeric regions located on or within the composite web are disclosed. Molten nonelastomeric thermoplastic material of the discrete polymeric region is forced against the substrate by a transfer roll ...

Rodney R Amundson: Method and apparatus for implanting a film with an exandable stent. Medtronic, Kevin W Raasch, Dianne M F Plunkett, Harold R Patton, July 14, 1998: US05779732 (57 worldwide citation)

Methods and apparatus for implanting a radially expandable stent and separate film within a body vessel. The film is separate from the stent and releasably retained thereon during advancement of the stent to the body vessel. Some methods according to the present invention include steps of providing ...

Gerald M Brostrom, David C Byram: Drop-down face mask assembly. 3M Innovative Properties Company, Karl G Hanson, Kevin W Raasch, James A Rogers, October 1, 2002: US06457473 (50 worldwide citation)

An improved face mask that is retained by a carriage and harness assembly, thereby allowing the face mask to drop down from the face of the wearer.

Kristen L Comstock, Matthew T Scholz, Gregg A Patnode, Robert A Asmus, Charles L Newman, Nancy E Stewart, Thomas L Agrimson: Surgical incise drape. 3M Innovative Properties Company, Stephen W Bauer, Kevin W Raasch, Eloise J Maki, November 16, 1999: US05985395 (49 worldwide citation)

An incise drape suitable for use in surgical procedures. The drape comprises a substantially transparent flexible film that has at least a portion of one major surface coated or covered with a pressure sensitive adhesive, and a two liners removably covering the adhesive. Each liner has a handle spac ...

Gerald M Brostrom, David M Castiglione, William A Mittelstadt, Alan J Solyntjes: Half-mask respirator with head harness assembly. 3M Innovative Properties Company, Karl G Hanson, Kevin W Raasch, May 11, 2004: US06732733 (42 worldwide citation)

A half-mask respirator is retained on a wearer's head by upper and lower straps and a strap support. The upper and lower straps connect to the strap support at upper and lower strap attachment points on each side of the strap support. The distances between the attachment points on each opposing ...

William A Mittelstadt, David M Castiglione: Unidirectional respirator valve. 3M Innovative Properties Company, Michaele A Hakamaki, Karl G Hanson, Kevin W Raasch, April 26, 2005: US06883518 (42 worldwide citation)

A unidirectional valve, wherein the valve comprises a valve body including a frame, a valve opening through the frame, and a valve seat extending from the frame and at least partially surrounding the valve opening. The valve further includes a valve flap having a first portion attached to the frame ...