Under the terms of the merger agreement Vital Images’ shareholders will receive $18.75 in cash or approximately $273m in the aggregate, through a cash tender offer followed by a merger.

TMSC CEO Satoshi Tsunakawa said the transaction allows the company to strengthen its Imaging Solutions business by integrating their technologies to meet the demand for advanced visualization and imaging informatics provided to healthcare professionals and through healthcare IT providers.

The transaction is expected to close in the second or third quarter of 2011.

Vital Images is a provider of advanced visualization and analysis software for physicians and healthcare specialists.

TMSC is a provider of diagnostic imaging systems and comprehensive medical solutions, such as CT, X-ray and vascular, ultrasound, nuclear medicine, and MRI systems, as well as information systems for medical institutions.