MERGERS AND ACQUISITIONS

3M Co., Maplewood, has signed a definitive agreement to acquire IMTEC Corp., Ardmore, Okla., a manufacturer of dental implants and cone beam computed tomography scanning equipment for dental and medical radiology. Terms were not disclosed.

NEW PRODUCTS

St. Jude Medical Inc., Little Canada, announced Food and Drug Administration (FDA) clearance and European CE Mark approval of new delivery tools designed to give physicians greater control and precision when placing cardiac pacing leads in challenging heart anatomy. The CPS Duo stylet and guide wire system and the CPS Courier guide wire received FDA clearance and CE Mark approvals, and the Mond stylet received FDA clearance.

DEBT AND EQUITIES

C.H. Robinson Worldwide Inc., Eden Prairie, declared a regular quarterly cash dividend of 22 cents per share, payable July 1 to shareholders of record June 6.