A Roseburg chiropractor accused of hurting and making inappropriate sexual advances to patients has surrendered his license to practice Todd Hansen, who operated Pacific Crest Chiropractic & Wellness Center at 2270 N.W. Troost St., agreed last week to give up his chiropractic license rather than face a disciplinary hearing, the Oregon Board of Chiropractic Examiners announced Monday. The board licenses chiropractors in the state. Director Dave McTeague said the board received complaints from an unusual number of Hansen’s former patients. “I’ve been executive director for about 17 years. I’ve never had a case where I’ve had literally dozens of patients …