At the invitation of Ultrasound Department, the vice communist party secretary of LUSH Minghui Tong and Director of Ultrasound Department Fang Nie med Professor Ann Archer from Oklahoma University, visited Lanzhou University Second Hospital on Sept 21^th, 2012.

Prof. Ann Archer specializes in Ultrasound Image in U.S. She served as professor in Washington Hospital and Oklahoma University. In Integris Breast Center in Oklahoma, Prof. Archer acts as the dean of the center. In addition to that, Professor Ann is Mrs. Nie’s tutor in America.

Tight schedule has been made during her staying in LUSH. Firstly, Professor Archer visited Zhigong Hall and realized the history of the hospital. After that, she contacted some physicians in Ultrasound Department and visited the examination rooms as well as the equipment in use. Prof. Archer conveyed her admiration to the advanced medical instruments and expresses her strong interests on new technology in Ultrasound Department. 

Professor Ann Archer held a lecture for the teachers and students with the theme of Breast Ultrasound in the 5^th floor of Comprehensive Building. The nearly 200 audience covered the physicians, postgraduates and interns from outside and inside of our hospital. Prof. Archer exchanged opinions and talked with students after the lecture. The lecture was ended by a hot and efficient discussion between Prof. Archer and students in the hall