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Ingemar Lundquist

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Ingemar Henry Lundquist (born in Stockholm, Sweden October 19, 1921, died in Carmel Valley Village, California February 25, 2007) was a prolific inventor and mechanical engineer.[1]

Ingemar Henry Lundquist
Born Ingemar Henry Lundquist
(1921-10-19)October 19, 1921
Stockholm, Sweden
Died February 25, 2007(2007-02-25) (aged 85)
Carmel Valley Village, California
Resting place Mountain View Cemetery (Oakland, California)
37°50′07″N 122°14′13″W
Nationality Swedish
Citizenship Swedish and American
Spouse(s) Mary
Children Richard, and Cristian
Engineering career
Discipline Mechanical Engineering
Institutions Stockholm Institute of Technology
Employer(s) Torex, Inc., Ultimax, Inc., Vidamed, Inc.
Projects Balloon Angioplasty, Somnoplasty, T.U.N.A.



He was responsible for at least 78 patents, and hundreds of inventions.[2] Three of his most notable inventions were over the wire balloon angioplasty,[3] T.U.N.A.,[4] and Somnoplasty.[5] He worked out of his garage or basement workshops.[1]


He was a graduate of the Stockholm Institute of Technology earning a mechanical engineering degree in 1945.[1][6]

Early lifeEdit

In 1948, Ingemar Lundquist immigrated to the United States and he became an American citizen in 1950.[1]


  1. ^ a b c d Kucklick, Theodore (2012). The Medical Device R&D Handbook, Second Edition [Hardcover]. CRC Press. p. 399. ISBN 978-1-4398-1189-4. 
  2. ^ "Ingemar H. Lundquist inventor". Patent Buddy. Retrieved July 8, 2013. 
  3. ^ "System for filling and inflating and deflating a vascular dilating cathether assembly". Retrieved July 8, 2013. 
  4. ^ "US Patent No: 5,807,309 Transurethral needle ablation device and method for the treatment of the prostate". Patent Buddy. Retrieved July 8, 2013. 
  5. ^ "Steerable medical probe with stylets US 5409453 A". Google. Retrieved July 8, 2013. 
  6. ^ "Biography, Ingemar Henry Lundquist". Memorial Solutions. Retrieved July 8, 2013. 

External linksEdit

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