Public Company Edition: Several special purpose acquisition corporations have emerged, including various health care- and life science-focused SPACs. Also, Alvotech entered into a $965m refinancing agreement and Avidity grossed $461m in a follow-on offering, among other updates.

A more than 70% stock slide shows that investors are concerned about three as-yet unexplained deaths in a Phase II study of the US firm’s lead candidate.

Deal Snapshot: Gilead adds to its pipeline of multispecific antibodies for cancer, while Merus gets a first partner for its trispecific platform.

Medtech Insight's News We're Watching highlights some recent business and R&D developments you may have missed. This week, Biosense Webster’s Varipulse PFA platform earned a CE mark; Biosense Webster also announced the start the pivotal IDE study of its Laminar left atrial appendage elimination system; the FDA approved Boston Scientific's Agent paclitaxel-coated balloon and cleared Medtronic's OsteoCool 2.0 bone ablation system; three papers in Science Robotics describe magnetically controlled vascular robots that could go places wires and catheters cannot.