Ingemar Henry Lundquist (October 19, 1921 – February 25, 2007) was a Swedish

inventor An invention is a unique or novel device, method, composition, idea, or process. An invention may be an improvement upon a machine, product, or process for increasing efficiency or lowering cost. It may also be an entirely new concept. If an ...

and

mechanical engineer Mechanical may refer to: Machine * Machine (mechanical), a system of mechanisms that shape the actuator input to achieve a specific application of output forces and movement * Mechanical calculator, a device used to perform the basic operations o ...

. He became an American citizen in 1950.

Early life and education

Lundquist graduated from the Stockholm Institute of Technology in 1945 with a mechanical engineering degree. He migrated to the United States in 1948 and became an American citizen in 1950.

Career

He worked for various medical technology companies in the

San Francisco Bay Area The San Francisco Bay Area, commonly known as the Bay Area, is a List of regions of California, region of California surrounding and including San Francisco Bay, and anchored by the cities of Oakland, San Francisco, and San Jose, California, S ...

, including Advanced Cardiovascular Systems and E.P.Technologies.

Patents

Lundquist had hundreds of inventions, typically working in his garage or basement. He held more than a hundred patents. His inventions included over-the-wire balloon angioplasty, T.U.N.A., and

somnoplasty Somnoplasty is type of sleep surgery using radiofrequency ablation medical devices for habitual snoring, chronic nasal obstruction, and obstructive sleep apnea (OSA) to shrink the tissues that are causing obstruction. Somnoplasty is typically an ...

. He also worked on cardiac

stem-cell therapy Stem-cell therapy uses stem cells to treat or prevent a disease or condition. , the only FDA-approved therapy using stem cells is hematopoietic stem cell transplantation. This usually takes the form of a bone marrow or peripheral blood stem cel ...

References

External links

Database of patents for Ingemar Lundquist
1921 births 2007 deaths Burials at Mountain View Cemetery (Oakland, California) People from Carmel Valley Village, California American mechanical engineers People from Oakland, California Swedish emigrants to the United States Engineers from California 20th-century American engineers 20th-century Swedish inventors Engineers from Stockholm {{US-mechanical-engineer-stub