1
Robert W Beard, Russell F Kirk: Portable fluid infusion apparatus. OXIMETRIX, Robert S Kelly, January 15, 1985: US04493704 (198 worldwide citation)

A portable infusion device includes a disposable syringe which is located in a removable section of a compact package that comprises the device. In order to conserve space, a flexible piston rod assembly is provided wherein the syringe plunger head is connected to a thin flexible plunger stem which ...


2
Robert W Beard: Combination surgical scalpel and electrosurgical instrument. Oximetrix, Martin L Katz, Allan J Sternstein, Robert W Stevenson, February 3, 1987: US04640279 (172 worldwide citation)

A surgical instrument includes a handle and a disposable assembly which can be readily replaced after each operation or as necessary. The disposable assembly includes both an electrically heated scalpel blade and an electrosurgical active electrode which are mounted in a spaced parallel arrangement ...


3
Robert W Beard: Surgical cutting device. Abbott Laboratories, Robert W Stevenson, Martin L Katz, November 18, 1986: US04622966 (70 worldwide citation)

The cutting instrument of this invention is made by threading a heater assembly through a hollow cutting instrument body. A blade having a shank and a blade body including a cutting edge is secured within the hollow cutting instrument body at its shank portion such that the blade body extends from t ...


4
Robert W Beard: Cutting device and method of manufacture. Oximetrix, Robert S Kelly, November 6, 1984: US04481057 (69 worldwide citation)

The cutting instrument of this invention is made by threading a heater assembly through a hollow cutting instrument body. A blade having a shank and a blade body including a cutting edge is secured within the hollow cutting instrument body at its shank portion such that the blade body extends from t ...


5
Robert W Beard: Encapsulated blood pressure transducer. Abbott Laboratories, Christensen O Connor Johnson & Kindness, May 2, 1989: US04825876 (56 worldwide citation)

An apparatus and method for providing a blood pressure transducer suitable for use in a catheter line, for monitoring blood pressure. Two embodiments of the blood pressure transducer (20, 120) are disclosed, both of which include connectors (24) suitable for connection to a catheter line. A flow-thr ...


6
Richard A Kirchner, Timothy A Shotter, Robert W Beard deceased: Method for compensating errors in a pressure transducer. Abbott Laboratories, Christensen O Connor Johnson & Kindness, December 14, 1993: US05269311 (37 worldwide citation)

Disclosed is a method of compensating any of a plurality of different pressure transducers for their characteristic pressure sensitivity, zero pressure offset, and self-heating error. The method comprises selecting a gain resistor that adjusts the gain of an output signal of the pressure transducer ...


7
Robert W Beard: Optical coupling. Oximetrix, Martin L Katz, Robert W Stevenson, September 1, 1987: US04690492 (32 worldwide citation)

An optical module for coupling a fiberoptic catheter to a catheter oximeter processing apparatus. The optical module includes a plurality of light emitting diodes, each of which is mounted on a flat surface at the free end portion of a respective bracket. A plurality of optical fibers, which are ada ...


8
Richard A Kirchner, Timothy A Shotter, Robert W Beard deceased: Pressure transducer compensation system. Abbott Laboratories, Christensen O Connor Johnson & Kindness, August 4, 1992: US05135002 (30 worldwide citation)

A pressure transducer compensation system for compensating an offset and adjusting the sensitivity of the pressure transducer to a predetermined level. A reusable cable (160) connected to a pressure monitor (14) is intended for use with a plurality of disposable pressure transducers (12). In one emb ...


9
Robert W Beard: Fluid pressure monitoring and flow control apparatus. Abbott Laboratories, Christensen O Connor Johnson & Kindness, August 14, 1990: US04947856 (26 worldwide citation)

Apparatus for monitoring fluid pressure and controlling fluid flow in a fluid line. The apparatus (10) includes a base (36) and a cover (38), between which is captured a membrane (42). The base includes an inlet port (18), a first outlet port (20), and a second outlet port (34). Channels formed with ...


10
Robert W Beard: Syringe pressure calibration reference. Abbott Laboratories, Christensen O Connor Johnson & Kindness, March 28, 1989: US04815313 (24 worldwide citation)

A compact, inexpensive, and lightweight pressure calibrator and a method for calibrating pressure monitoring devices. The pressure calibrator (10) comprises a plunger (14) sized to slide snugly within a hypodermic syringe barrel (12). Included within the plunger are pressure transducer (56), a micro ...