John Clohisy, MD, and Matt Smith, MD, orthopedic surgeons with the Washington University School of Medicine, performed hip surgery on St. Louis Blues forward Jamie Langenbrunner, according to a Sports Net report.

Here are nine orthopedic surgeons who recently performed procedures on professional athletes.

Marc Philippon, MD, an orthopedic surgeon with The Steadman Clinic in Vail, Colo., performed hip surgery on Vancouver Canucks goaltending prospect Eddie Lack, according to a report from The Star Phoenix.

Thomas Byrd, MD, performed hip surgery on Los Angeles Lakers forward Jordan Hill, according to a Yahoo Sports report.

David Chao, MD, has sued Smith & Nephew for $2.2 million after performing a failed hip surgery using the company's implant, according to a Mass Device report.

The Food and Drug Administration issued a safety communication for metal-on-metal implants.

While only 6 percent of patients in the United States are worried about financial relationships between surgeons and device industry representatives, most patients feel surgeons should not receive gifts from industry members, according to a new study published in the Journal of Bone and Joint Surgery.

Founder of Naples, Fla.-based Zehr Center for Orthopaedics Robert J. Zehr, MD, completed his 500th direct anterior approach to hip surgery, according to a WINK News report.

Jonathan Glashow, MD, an orthopedic surgeon at Midtown Surgical Center, will perform knee surgery on Minnesota Timberwolves guard Malcolm Lee, who will then undergo hip surgery performed by Bryan Kelly, MD, at Hospital for Special Surgery in New York City, according to a Fox Sports North report.

Aspen Valley Hospital has acquired the MAKOplasty robotic system for partial knee and hip replacements, according to a report from the Aspen Times.