Nestle Health signed a $1.9 billion microbiome deal with Seres; Thermo Fisher paid $1.3 billion for fellow life sciences company Affymetrix. Biopharma and device financing totaled $2.9 billion and $254 million, respectively.

Derived from Strategic Transactions, Informa’s premium source for tracking life sciences deal activity, the Medical Device Deals Update column is a survey of recent medtech M&A, alliance, and financing activity. This month’s column covers deals announced December 2015-January 2016.