PERTH, Australia – Astrazeneca plc is leasing 175 Sozo devices from Impedimed Ltd. and plans to put them in 20 countries to run phase II trials for a combination drug that looks at fluid imbalance in the human body in patients with heart failure (HF) and chronic kidney disease.

Medtronic plc has unveiled its latest buy this year with the planned acquisition of Avenu Medical Inc., which focuses on the endovascular creation of arteriovenous (AV) fistulae for patients with end-stage renal disease (ESRD) undergoing dialysis. The two did not disclose the terms of the transaction.

Outset Medical Inc. closed its Nasdaq IPO Thursday with gross proceeds of approximately of $277.9 million. The IPO, which launched Tuesday, included nearly 10.3 million shares of common stock at $27 per share and the full exercise of underwriters’ option to purchase more than 1.3 million additional shares. Shares of the San Jose, Calif.-based company’s stock, which is trading under the ticker OM, soared to more than $60 on the first day of trading amid enthusiasm for its portable dialysis machine.