A new metasurface design strategy that replaces rigid order with “engineered disorder” could significantly increase how many optical functions can be integrated into a single ultra-thin device without increasing size or complexity, according to a study published in Nature Communications. The study challenges a longstanding assumption in optical engineering that highly ordered, periodic structures are required to precisely control light.

Med-tech M&A activity surged in March 2026, with deal value reaching $23.66 billion, the highest monthly total since June 2022’s $36.27 billion and a sharp increase from $17.53 billion in February and $1.69 billion in January.

Alivecor Inc. has secured CE marking for its Kardia 12L electrocardiogram (ECG) system, which is powered by its KAI 12L AI technology and can detect life-threatening cardiac conditions. Kardia 12L is a portable, AI-guided, 12-lead ECG solution that delivers measurements and interpretations similar to standard 12-lead ECG solutions, right at the point of care. The company said the simplified design will enable faster acquisition of complete ECG data while leading to better patient outcomes.

Avanos Medical Inc. has agreed to be acquired by affiliates of American Industrial Partners (AIP)  in an all-cash deal valuing the company at approximately $1.272 billion. Under the terms of the definitive agreement, Avanos stockholders will receive $25 per share in cash for each share of common stock they hold.

Cortec GmbH is preparing to implant its brain-computer interface (BCI) technology into a third stroke patient, with early clinical data showing that the device leads to significant improvement in hand and arm function. The company believes its Brain Interchange system could transform the lives of millions of patients.

Stryker Corp. has signed a definitive agreement to acquire Amplitude Vascular Systems Inc. (AVS) in a bid to strengthen its Peripheral Vascular portfolio, by adding a revascularization technology.

Regeneron Pharmaceuticals Inc. is entering the radiopharmaceutical space via a collaboration with Telix Pharmaceuticals Ltd. to jointly develop and commercialize next-generation radiopharmaceutical therapies.

Revenio Group Oyj has agreed to acquire ophthalmic diagnostics company Visionix International SAS for an enterprise value of €290 million (US$339 million) as it looks to become a leading player in the global eye care market. The deal expands Revenio’s offering with a highly complementary product and software portfolio, including optical coherence tomography equipment, an important and growing segment which is new to the company.

Teleflex Inc. reported that Stephen Klasko will step down as chair of the board, and said it intends to establish a new Growth and Operating Committee as well as repurchase $1 billion of its shares. The moves come amid pressure from activist investor Irenic Capital Management, which owns a 2% stake and recently urged the company to take a more constructive and responsible approach to evaluating strategic alternatives, after Teleflex declined to engage with potential acquirors despite interest from multiple credible parties.