The aim has been a mutual exchange with biannual meetings in wiesbaden, and interim Meetings at various places all over the world. At each BIC, there have been special topics, with visible scientific progress. The Honorary President usually is an internationally outstanding representative of this special field. This aim has been reached very well, and ICRCC members have lifely international contacts. About 300 scientists with various disciplines, so far a majority of specialized surgeons, have been taking part in each meeting.