...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 5919210 | Device and method for detection and treatment of syncope The invention disclosed herein relates to an implantable medical device for detection and treatment of syncope comprising an algorithm for determining the presence of syncope based on physiological activity associated with the onset of a syncopal episode,... | 07/06/1999 |
| 5755761 | Atrial pacing catheter and method having multiple electrodes in the right atrium and coronary sinus An atrial catheter for insertion into the coronary sinus carries free-floating sensing electrodes and one or more pacing electrodes in contact with the tissue of the coronary sinus.... | 05/26/1998 |