RoundTable Healthcare Partners has announced it has completed the sale of Symmetry Surgical to Aspen Surgical Products.

Symmetry Surgical, based in Antioch, Tenn., is a marketer of reusable, reposable and single-use surgical instrumentation and specialty devices. Founded in 2012, the company’s brands include Bookwalter, Bovie, Greenberg, Reddick and The O.R. Company.

RoundTable, based in Lake Forest, Ill., is an operating-oriented private equity firm focused exclusively on the healthcare industry. Founded in 2001, the firm targets middle market investments in medical devices, medical products and disposables; specialty pharmaceuticals; medication delivery systems; specialty distribution; and complementary outsourced services.

RoundTable acquired a majority interest in Symmetry in July 2016.

Aspen, established in 1999 and based in Caledonia, Mich., is manufacturer of surgical disposables and portfolio company of Audax Private Equity.

Audax, with private equity offices in Boston, New York and San Francisco, focuses on investments in middle market companies and has a wide flexibility on investment size. Founded in 1999, the firm targets companies within healthcare and several other industries, specifically those generating between $10 million and $50 million in annual EBITDA.

Terms of the transaction were not disclosed.