Boston Scientific Corp.

Marlborough medical device and technology firm Boston Scientific has completed its acquisition of a Minnesota-based medical company and its chronic low back pain treatment technology.

Boston Scientific, a Marlborough-based biomedical life sciences firm, is using electronic health records from 80 million U.S. patients to inform a new study into pulmonary embolism.

CVS Health, headquartered in Woonsocket, Rhode Island, has named Boston Scientific Chairman and CEO Michael Mahoney to its board of directors, effective November 1.

Marlborough-based medical technology giant Boston Scientific has agreed to acquire Relievant Medsystems, which has developed a proprietary technology to treat lower-back pain.

Marlborough medical device titan Boston Scientific received approval from the U.S. Food and Drug Administration for an upgrade to its WATCHMAN technology, which is designed to reduce the risk of strokes in patients.

Marlborough-based biotechnology and manufacturing firm Boston Scientific has received U.S. Food and Drug Administration approval for a new catheter system for patients with atrial fibrillation, which is a type of abnormal heartbeat.

Marlborough-based Boston Scientific plans to construct a new facility in Maple Grove, Minnesota, a spokesperson for the biotechnology and manufacturing company confirmed Thursday.

Marlborough-based Boston Scientific will close its manufacturing facility in Fremont, California, and lay off 54 workers beginning on Aug. 11, according to a California WARN report.

The U.S. News and World Report named 200 publicly-traded companies to its inaugural list of best companies to work for, and three Central Massachusetts companies made the list.

Boston Scientific Corp., a Marlborough medical device manufacturer with $12.7 billion in annual revenue, on Tuesday completed the acquisition of Apollo Endosurgery Inc., in Austin, Texas for $10 a share.