A U.S. Senate committee has launched an investigation into reports that doctors with financial ties to the medical device company Medtronic were aware of potentially serious complications with a spine surgery product made by the company yet failed to reveal those problems in published journal articles. Citing news articles based on a Journal Sentinel/MedPage Today investigation, two powerful members of the Senate Finance Committee contacted Medtronic Tuesday demanding an extensive list of documents, including financial records and communications between the company and doctors who have received millions in royalties and other payments from Medtronic over the last decade.
