Did You Know...
...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 |
| 5069664 | Intravascular ultrasonic angioplasty probe A probe for ultrasonically removing unwanted biological material, for example, from a vessel in a patient's cardiovascular system, includes a catheter assembly having distal and proximal catheter sections, each defining a respective lumen. A subassembly i... | 12/03/1991 |
| 4841977 | Ultra-thin acoustic transducer and balloon catheter using same in imaging array subassembly An array of miniature ultrasound crystals mounted on preassembled subassembly which is, in turn, mounted on a small lumen catheter provides dimensional and other quantitative information relating to arterial wall geometry and character at disease or obstr... | 06/27/1989 |
