A look back at Medtech Insight’s 10 most-read Start-Up Spotlight stories in 2020 pointed to diverse interest among our readers focusing on orthopedics, innovations in cardiac surgery, portable ultrasound tech and digital tools for tracking vital signs and monitoring patients at home.

The company formed by ex-Edwards Lifesciences exec and Harpoon Medical founder raised $8m in Series A for universal catheter system for delivering beating heart treatments.

The transcatheter heart valve management products market will reach $6.7bn by 2023, driven by the rising prevalence of heart disease. Transcatheter aortic valve replacement (TAVR) procedures lead the market, but innovation and rising competition, including from companies in China and India, will fuel double-digit growth in the much smaller mitral valve repair market, dominated by Abbott's MitraClip.

Sales of Sapien transcatheter aortic valves grew about 27% year over year in the third quarter of 2019 while revenues from Edwards’ transcatheter mitral and tricuspid therapies grew to almost $10m, led by sales of the Pascal transcatheter mitral repair system in Europe.