A coronary angiogram (an X-ray with radiocontrast in the coronary arteries) that shows the left coronary circulation. The distal left main coronary artery (LMCA) is in the left upper quadrant of the image.
U-Boat Watches - Back in 1942 the Officine Fontana was poised to produce a professional watch for the distinguished officers of its navys U-Boats. Though the project was ultimately scrapped, the distinctive original drawings, color samples and innovative materials were lovingly preserved for more than 60 years.
The watch is available on Breitlingâs leather, Diver Pro, Ocean Racer or Professional straps. 6. Sinn U2 SDR (EZM 5) The U2 SDR (EZM 5) from Sinn utilizes a case made of seawater-resistant German submarine steel that is tested to the European diving equipment standards and certified by Germanischer Lloyd in Hamburg.