Inventor

SIMPSON JOHN A

US90 patents

⚠️ This page may combine multiple inventors who share the name “SIMPSON JOHN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIMPSON JOHN A

CARDIAC PACEMAKERS INC

Ablation system and method having multiple-sensor electrodes to assist in assessment of electrode and sensor position and adjustment of energy levels

Means for maintaining tension on a steering tendon in a steerable catheter

RF ablation catheter tip electrode with multiple thermal sensors

Electrode having non-joined thermocouple for providing multiple temperature-sensitive junctions

RF ablation catheter tip electrode with multiple thermal sensors

Catheter having distal region for deflecting axial forces

Steerable catheter with preformed distal shape and method for use

Electrode having non-joined thermocouple for providing multiple temperature-sensitive junctions

Electrode having composition-matched, common-lead thermocouple wire for providing multiple temperature-sensitive junctions

Catheterization method using proximal articulation and pre-formed distal end

Pre-shaped catheter with proximal articulation and pre-formed distal end

Steerable catheter with shaft support system for resisting axial compressive loads

Electrode having composition-matched, common-lead thermocouple wire for providing multiple temperature-sensitive junctions

Electrode having composition-matched, common-lead thermocouple wire for providing multiple temperature-sensitive junctions

Steerable catheter with preformed distal shape and method for use

Catheter having common lead for electrode and sensor

RF ablation apparatus and method using multi-frequency energy delivery

Steerable catheter with torque transfer system

RF ablation apparatus and method having electrode/tissue contact assessment scheme and electrocardiogram filtering

ABBOTT CARDIOVASCULAR SYSTEMS

Balloon catheter tapered shaft having high strength and flexibility and method of making same

Method of making a balloon catheter shaft having high strength and flexibility

Deflectable catheter assembly and method of making same

Balloon catheter shaft having high strength and flexibility

Guide wire with core having welded wire segments

Method for laser cutting tubing using inert gas and a disposable mask

Balloon catheter having a shaft with a variable stiffness inner tubular member

Apparatus and method of making a variable stiffness multilayer catheter tubing

Balloon catheter shaft having high strength and flexibility

Balloon catheter tapered shaft having high strength and flexibility and method of making same

ADVANCED CARDIOVASCULAR SYSTEM

System for, and method of, blocking the passage of emboli through a vessel

System for, and method of, blocking the passage of emboli through a vessel

Embolic protection system and method including an emboli-capturing catheter

Rapid exchange balloon catheter having a reinforced inner tubular member

Balloon catheter having a shaft with a variable stiffness inner tubular member

SIMPSON JOHN A

Radiopaque markers and medical devices comprising binary alloys of titanium

Compliant guiding catheter sheath system

Guide wire core wire made from a substantially titanium-free alloy for enhanced guide wire steering response

Radiopaque markers comprising binary alloys of titanium

RAYCHEM CORP

Nickel/titanium/niobium shape memory alloy &amp; article

Method of processing a nickel/titanium-based shape memory alloy and article produced therefrom

Method for preassembling a composite coupling

HEART RHYTHM TECH INC

Catheter control system

CARDIAC PACEMAKER INC

Dielectric-coated ablation electrode having a non-coated window with thermal sensors

WILSON BRUCE M

Balloon catheter shaft having high strength and flexibility

SIMPSON CLEANING SYSTEMS INC

Pressure washer frame having gunvalve and hose rack

ABBOTT CARDIOVASCULAR SYSTEM INC

Rapid exchange balloon catheter having a reinforced inner tubular member

UNITED TECHNOLOGIES CORP

Gun-launched variable thrust ramjet projectile

ARANA RAMON

Catheter having transitioning shaft segments

BIALAS MICHAEL

Method for laser cutting tubing using inert gas and a disposable mask

ABBOTT CARDIOVASCULAR SYSTEMS INC

Catheter shaft having high strength and flexibility

Nickel/titanium/niobium shape memory alloy & article