© Copyright, 2007, J.A. McEwen
Last updated December 2007

Selected Patents

Interesting U.S. Patents For Tourniquet-Related Technology

(Any of the patents listed below can be viewed by visiting http://www.delphion.com or  http://www.uspto.gov/patft/ and entering the number of the relevant patent.)

  McEwen, James A. United States Patent Application 20030036771, February 20, 2003, "Low Cost Tourniquet Cuff with Identification Apparatus."

McEwen, James A. United States Patent No. 6,361,548, March 26, 2002, "Limb Protection Sleeve for Matching Tourniquet Cuff."

McEwen, James A. United States Patent Application 2001004191, November 15, 2001, "Matching Limb Protection Sleeve for Tourniquet Cuff."

McEwen, James A. United States Patent No. 6,213,939, April 10, 2001, "Hazard Monitor for Surgical Tourniquet Systems."

McEwen, James A. United States Patent No. 5,935,146, August 10, 1999, "Method for Monitoring the Patency of Pneumatic Tubing."

McEwen, James A. United States Patent No. 5,931,853, August 3, 1999, "Physiologic Tourniquet with Safety Circuit"

McEwen, James A. United States Patent No. 5,911,735, July 15, 1999, "Time-Limited Physiologic Tourniquet"

McEwen, James A, et al.,. United States Patent No. 5,855,589, January 5, 1999, "Physiologic Tourniquet for Intravenous Regional Anesthesia."

McEwen, James A. United States Patent No. 5,741,295, April 21, 1998, "Overlapping Tourniquet Cuff System."

McEwen, James A., et al.,  United States Patent No. 5,681,339, October 28, 1997, "Apparatus and Method for Monitoring the Patency of Tubing in a Pneumatic Medical Device."

McEwen, James A. United States Patent No. 5,649,954, July 22, 1997, "Tourniquet Cuff System."

McEwen, James A., et al., United States Patent No. 5,607,447, March 4, 1997, "Physiologic Tourniquet."

McEwen, James A. United States Patent No. 5,584,853, December 17, 1996, "Tourniquet Cuff Apparatus" (plus associated foreign patents).

McEwen, James A. United States Patent No. 5,578,055, November 26, 1996, "Occlusive Cuff" (plus associated foreign patents).

McEwen, James A. and M. Jameson. U.S. Patent No. 5,556,415, September 17, 1996, "Physiologic Tourniquet for Intravenous Regional Anesthesia" (plus associated foreign patents).

McEwen, James A. United States Patent No. 5,454,831, October 3, 1995, "Occlusive Cuff System."

McEwen, James A. United States Patent No. 5,439,477, August 8, 1995, "Tourniquet Apparatus for Applying Minimum Effective Pressure" (plus associated foreign patents).

McEwen, James A. United States Patent No. 5,352,195, October 4, 1994, "Apparatus for Intravenous Regional Anesthesia.

McEwen, James A. United States Patent No. 5,312,431, May 17, 1994, "Occlusive Cuff" (plus associated foreign patents).

McEwen, James A. United States Patent No. 5,254,087, October 19, 1993, "Tourniquet Apparatus for Intravenous Regional Anesthesia" (plus associated foreign patents).

McEwen, James A. United States Patent No. 5,181,522, January 26, 1993, "Tourniquet for Sensing and Regulation of Applied Pressure."

McEwen, James A. United States Patent No. 5,048,536, September 17, 1991, "Tourniquet for Regulating Applied Pressures" (plus associated foreign patents)

McEwen, James A. United States Patent No. 4,869,265, September 26, 1989, "Biomedical Pressure Transducer" (plus associated foreign patents).

McEwen, James A, United States Patent No. 4,770,175, September 13, 1988, "Occlusive Cuff" (plus associated foreign patents).

McEwen, James A. United States Patent No. 4,605,010, August 12, 1986, "Pressurizing Cuff."

McEwen, James A. United States Patent No. 4,479,494, October 30, 1984, "Adaptive Pneumatic Tourniquet" (plus associated foreign patents).

McEwen, James A. United States Patent No. 4,469,099, September 4, 1984, "Pneumatic Tourniquet" (plus associated foreign patents). Includes Re-Examination Certificate B1 4,469,099 issued November 17, 1992.

© Copyright, 2007, J.A. McEwen
Last updated December 2007
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