31
Michael J Bonnette, Richard R Prather, Eric J Thor: Torqueable kink-resistant guidewire. MEDRAD, James R Stevenson, David Schramm, April 17, 2012: US08157766 (3 worldwide citation)

An occlusive guidewire system having an ergonomic handheld control mechanism and torqueable kink-resistant guidewire having a distally located inflatable balloon. The present invention provides convenient structure and overall mechanism for operation of a torqueable kink-resistant guidewire, includi ...


32
David B Morris, Eric J Thor, Michael J Bonnette, Jason M Bronstad, Corey Rasch, Brian D Bruckner, Jason Anderson, Laszlo T Farago, Diana Dutcher: Catheter including composite guide and methods for use of the same. Medrad, David Schramm, March 19, 2013: US08398579 (3 worldwide citation)

A catheter including a catheter body having a catheter lumen is disclosed. A manifold assembly is coupled with a proximal catheter portion. A manifold lumen extends through the manifold assembly and includes an assembly cavity extending around the proximal catheter portion. A fluid jet loop includin ...


33
Ralph H Schriver, Michael A Spohn, Thomas P Joyce, Herbert M Grubic, John A Haury: Syringe with alignment flange and expansion section with reduced wall thickness. Medrad, David Schramm, Gregory L Bradley, May 8, 2012: US08172796 (3 worldwide citation)

A syringe includes a cylindrical body having a distal end and a proximal end, an injection section at the distal end and an expansion section at the proximal end, the injection section and the expansion section being connected by a cylindrical center section of relatively uniform outer diameter. The ...


34
Kevin P Cowan: Adjustable volume syringe. Bayer HealthCare, Joseph L Kent, David Schramm, James R Stevenson, August 9, 2016: US09408981 (3 worldwide citation)

Adjustable volume syringes and systems are disclosed. An adjustable volume syringe includes a delivery syringe barrel, a reservoir syringe barrel positioned at least partially within the delivery syringe barrel, and a reservoir plunger positioned at least partially within the reservoir syringe barre ...


35
Michael A Riley, Ralph H Schriver, William D Barlow, Thomas P Joyce, Andreas Maihoefer: Multi-fluid medical injector system and methods of operation. Bayer HealthCare, David Schramm, Joseph L Kent, James R Stevenson, October 25, 2016: US09474857 (2 worldwide citation)

A multi-fluid injector system and methods of operation thereof are presented. One embodiment of such a fluid injector system includes an automatic refill procedure for a fluid injector system comprising a fluid injector and an operably engaged syringe. The procedure includes the step of determining, ...


36
Michael J Bonnette, Eric J Thor, Debra M Kozak: Rheolytic thrombectomy catheter with self-inflating distal balloon. Medrad, David Schramm, November 6, 2012: US08303538 (2 worldwide citation)

The devices of the present disclosure are rheolytic thrombectomy catheters with a self-inflating distal balloon. A self-inflating balloon is located distal to an inflow gap or orifice and distal to a fluid jet emanator, which self-inflating balloon is inflated and expanded by the utilization of inte ...


37
Christopher D Capone, Richard A Seman, Jason L Bazala: Continuous fluid delivery system. Bayer Medical Care, Joseph L Kent, David Schramm, James R Stevenson, June 16, 2015: US09057363 (2 worldwide citation)

The continuous fluid delivery systems includes a fluid pumping device comprising a pump housing comprising a base member with a plurality of inlet ports and at least one outlet port and at least two pairs of opposing pistons movably associated with the housing. Each pair of opposing pistons at least ...


38
Michael J Bonnette, Richard R Prather, Eric J Thor: Gas inflation/evacuation system incorporating a multiple element valved guidewire assembly having an occlusive device. MEDRAD, James Stevenson, David Schramm, November 10, 2009: US07615031 (2 worldwide citation)

A gas inflation/evacuation system incorporating a multiple element valved guidewire assembly having an occlusive device for use in thrombectomy or other vascular procedures includes a multiple element valved guidewire assembly having an occlusive balloon removably and sealingly connectible to an inc ...


39
Arthur E Uber, Mark Trocki, Frederick W Trombley: System for processing cells and container for use therewith. Medrad, David Schramm, April 9, 2013: US08414765 (2 worldwide citation)

A system for processing cells is disclosed. The system may include a container having an inner wall, a plunger adapted to be slidably positioned within the container, at least one inlet port through which a fluid can enter the container, at least one outlet port through which a fluid can exit the co ...


40
Michael A Riley, Michael A Spohn, Gerald W Callan: Method and apparatus for fractional flow reserve measurements. BAYER HEALTHCARE, Joseph L Kent, David Schramm, James R Stevenson, April 11, 2017: US09615755 (2 worldwide citation)

A method of determining fractional flow reserve (FFR) in a blood vessel having stenosis includes injecting fluid into the blood vessel upstream of the stenosis using a power fluid injector, measuring pressure drop across the stenosis, and calculating FFR from measured pressure drop. The injected flu ...