United States of America As Represented by the Secretary of the Air Force

Charles C Lovett

Robert L Crane

Walter E Johnson

Byron P Edmonds

System and method for enhancing visualization of veins, arteries or other subcutaneous natural or foreign structures of the body and for facilitating intravenous insertion or extraction of fluids, medication or the like in the administration of medical treatment to human or animal subjects are described which comprise a light source (,) for illuminating or transilluminating the corresponding portion of the body with light of selected wavelengths and a low-level light detector (,) such as an image intensifier tube (including night vision goggles), a photomultiplier tube, photodiode or charge coupled device, for generating an image of the illuminated body portion, and optical filter(s) (,) of selected spectral transmittance which can be located at the light source(s) (,), detector (,), or both.

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Miamisburg, OH, United States of America

Charles C Lovett