"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 6503264 | Endoscopic device for removing an intragastric balloon A device and method for removing a fluid-filled object from a body cavity of a patient is provided. The device includes a tube and a grasper slidably movable with respect to the tube. The device also includes a needle fixed to one end of the tube. In use,... | 01/07/2003 |
| 6063025 | Apparatus for holding intestines out of an operative field A nonabsorbent monolithic holding member having a plurality of openings to define spring segments and columns adapted for use within an abdominal cavity of a patient to keep the patient's bowels out of the operative field during open pelvic surgery. The h... | 05/16/2000 |
| 5976078 | Apparatus and method for holding intestines out of an operative field A nonabsorbent holding member adapted for use within an abdominal cavity of a patient defined by an anterior wall, a posterior wall and two lateral walls to keep the patient's bowels out of the operative field during open pelvic surgery. The holding membe... | 11/02/1999 |
| 5919136 | Apparatus for the study of anorectal function A device for evaluating anorectal function. The device is a silicone gel-filled deformable artificial stool adapted for transanal insertion within the rectum and having an adjustable volume, and a shape consistency and size similar to a normal stool. The ... | 07/06/1999 |
| 5902247 | Transilluminating catheter An apparatus and method for transilluminating a tubular tissue within the body. The apparatus comprises an elongate catheter having a fiber optic substantially coextensive with the length thereof which provides diffuse illumination laterally along at leas... | 05/11/1999 |
| 5718666 | Transilluminating bougie A light-conducting bougie consisting of an elongate flexible member operable for conducting light from the proximal end of the bougie to the distal portion thereof. The light-conducting bougie is made from a substantially homogenous, optically transparent... | 02/17/1998 |