lab worker

Dedication to Research


From study design to FDA submission, ESS scientists will work with you and your product every step of the way. Whether it’s a proof of concept procedure or final phase GLP study for regulatory submission, ESS has the personnel, facility, and versatility to suit your needs and schedule.


Partnering with ESS gives you unparalleled access to the University of Minnesota. Experimental Surgical Services is part of the University of Minnesota’s Academic Health Center, Medical School and the Lillehei Heart Institute. From state of the art equipment, to consultation with the highest regarded professionals in their field, ESS can utilize the resources of a world class research university to meet your project needs.


For more than 30 years, ESS has served the ever changing needs of medical research. We continue to adapt and apply the latest techniques and technology to best meet the needs of your project.

Educating the Future

ESS is not only developing tomorrow’s surgical solutions, we’re educating healthcare leaders of the future. Open to high school, undergraduate and graduate school tours, ESS actively informs the public to the benefits and necessity of animal models in medical research.

Read more about our education work

Clinical Medicine – Veterinary Applications

A team of Experimental Surgical Services staff and the University of Minnesota’s College of Veterinary Medicine successfully performed heart surgery for Tetralogy of Fallot on Duke, a 2-year-old American Staffordshire terrier, on April 11.

Read more about this surgery

Contact us

academic health centerExperimental Surgical Services is located at the heart of the Academic Health Center on the University of Minnesota’s Minneapolis campus. 

Richard W. Bianco, Program Director
Phone: 612-625-5914
Email: bianc001@umn.edu

Peggy Norris, Lab Director
Phone: 612-624-4719
Email: norri023@umn.edu

Mignon Finn, Adminstrative Director
Phone: 612-625-8930
Email: iberx002@umn.edu

Stefanie B. Yorek, Assistant to Richard Bianco
Contact for appointment scheduling
Phone: 612-625-4937
Email: yorek001@umn.edu

Office fax: 612-626-6949