Kurt Amplatz, Michael R Afremov: Percutaneous catheter directed constricting occlusion device. AGA Medical Corporation, Nikolai Mersereau & Dietz P A, August 31, 1999: US05944738 (751 worldwide citation)

A collapsible medical device and associated method for occluding an abnormal opening in, for example, a body organ, wherein the medical device is shaped from a shape memory metal fabric. The device may be used, for example, to non-surgically treat a patient having a Patent Foramen Ovale (PFO) and re ...

Mark A Rydell: Electrosurgical forceps with needle electrodes. Everest Medical Corporation, Nikolai Mersereau & Dietz P A, February 20, 2001: US06190386 (485 worldwide citation)

An electrosurgical coagulation instrument specifically designed to be insertable through a cannula for use in coagulating tissue during a laparoscopic or other scope-type procedure. The instrument has both bipolar forceps jaw paddles and bipolar needle electrodes. The needle electrodes are selective ...

Carter R Anderson, David T Giddings, James D Kurkowski, Robbi T Thompson, Kee Van Sin: Portable immediate response medical analyzer having multiple testing modules. Diametrics Medical, Nikolai Mersereau & Dietz P A, May 23, 2000: US06066243 (460 worldwide citation)

A portable device that includes a plurality of test modules for analyzing preselected concentrations of various body fluids of a patient. The portable diagnostic device interfaces and utilizes disposable cartridges and reagent diagnostic test strips and other fluid sample diagnostic devices to deter ...

David J Parins, Lee L Swanstrom: Surgical scissors with bipolar distal electrodes. Everest Medical Corporation, Nikolai Mersereau & Dietz P A, June 1, 1999: US05908420 (338 worldwide citation)

A surgical scissors instrument having disposed at its distal end two bipolar electrode structures which function to coagulate tissue immediately prior to its being severed by scissor action. The instrument comprises a first scissors blade having a distal end and a second scissors blade having a dist ...

Rodney W Salo, Kevin G Nugent: Optimization of pacing parameters based on measurement of integrated acoustic noise. Cardiac Pacemakers, Nikolai Mersereau & Dietz P A, March 28, 2000: US06044298 (285 worldwide citation)

Hemodynamic performance of the heart as a pump is optimized by using an accelerometer and signal processing circuitry to measure total acoustic noise (TAN) over predetermined time periods when a pacemaker is made to function in a variety of modes. By detecting the particular mode associated with min ...

Claude Tihon, Mark A Rydell, William P Ryan: Bladder sling. ContiCare Medical, Nikolai Mersereau & Dietz P A, August 29, 2000: US06110101 (282 worldwide citation)

A sling for supporting the urethra and neck of the bladder to prevent urinary incontinence is disclosed. The sling is designed to provide sufficient support to inhibit the unintended flow of urine, yet stretch in a controlled fashion so that the bladder can be voided at approximate times.

Mark A Rydell: Bipolar electrosurgical instrument for cutting and sealing tubular tissue structures. Everest Medical Corporation, Nikolai Mersereau & Dietz P A, April 6, 1999: US05891141 (272 worldwide citation)

An electrosurgical instrument for cutting and coagulating tubular tissue structures, especially tubular ones, includes a pair of spaced-apart electrodes that are stationarily mounted at the distal end of an elongated tubular barrel. A hook-shaped cutting member has an incline segment thereon for coo ...

Boaz Avitall: Mapping and ablation catheter system utilizing multiple control elements. Nikolai Mersereau & Dietz P A, July 13, 1999: US05921924 (266 worldwide citation)

A recording and ablation catheter method and system for creating linear lesions in an atrial or other chamber of a heart is disclosed which includes an array of readily controlled electroded arcuate distal working catheter shapes that are easily deployed to contact the inner wall surface of the righ ...

Rodney W Salo, V A Kadhiresan, Kevin G Nugent: Multi-site impedance sensor using coronary sinus/vein electrodes. Cardiac Pacemakers, Nikolai Mersereau & Dietz P A, August 21, 2001: US06278894 (254 worldwide citation)

A method and apparatus for performing impedance plethysmography on a living heart for diagnostic and therapy purposes involves placement of plural leads where at least one is disposed within a coronary vein traversing the myocardium on the left side of the heart with another lead having plural elect ...

Christopher P Olig: Cutting/coagulating forceps with interleaved electrodes. Everest Medical Corporation, Nikolai Mersereau & Dietz P A, May 11, 1999: US05902301 (251 worldwide citation)

A cutting coagulating bipolar electrosurgical forceps having a pair of jaws that can be moved from an opened to a closed disposition on tissue when grasping and coagulating. The jaws include a plurality of notched or opposed side edges thereof which define a plurality of tabs. The tabs on the first ...