Why become a member of ECG Guru?
Membership is FREE. By registering as a member, you will be able to comment on our blogs, ECGs, art, and other content. If you are a teacher, you will be able to share your knowledge and experience, as well as documents and illustrations, with other teachers. If you are a student of ECG, you will have access to many instructors all over the world who will answer questions for you.
If you share materials with other instructors, remember that they should be your own work and not protected by copyright for those who want to use them to enhance or improve classes. This means that they will be allowed to use your materials free of charge for class handouts, powerpoint presentations, and demonstrations. We ask that our site visitors not use any of these materials to market or sell, but the ECG GURU cannot enforce use of the resources once they are published.
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German surgeon Werner Forssmann (1904-1979) examined the inside of his own heart by threading a catheter into his arm vein and pushing it 20 inches and into his heart.
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