Abbott Laboratories reported results from its PERSIST-END study demonstrating that close to nine in 10 patients treated for persistent atrial fibrillation (AF) with its Tacticath contact force ablation, sensor-enabled (Tacticath SE) were free of symptoms of their arrhythmia over 15 months of follow-up. The study’s findings, which supported a November 2021 FDA approval for persistent AF, also showed significant improvement in patients’ quality of life and a more than 50% cut in the use of health care resources, the company said.

Samsara Vision Inc. has received FDA approval to begin a U.S.-based PMA supplement trial to assess improvements in visual acuity and safety of its smaller-incision next-generation implantable miniature telescope, called SING IMT, in people with late-stage age-related macular degeneration (AMD). The device has been available in the EU since 2020.

Cefaly Technology sprl reported results from a phase III clinical trial showing that two-hour treatment with its Cefaly Dual external trigeminal nerve stimulation (e-TNS) device is a safe and effective nonpharmaceutical option for acute migraine treatment in a nonhospital setting.

Vivosense Inc. aims to improve clinical trial recruitment and outcomes by developing new digital biomarkers and clinical outcome assessments (COAs) that use data from wearable devices, a goal made a touch easier by its successful completion of a $25 million series A financing round. The company’s platform is designed to detect and rigorously interpret subtle shifts in physiology using body-worn sensors.