Yn dilyn digwyddiadau diweddar, mae Llywodraeth Cymru wedi ysgrifennu at holl Fyrddau Iechyd Cymru i ofyn iddynt nodi'r mecanweithiau sydd ganddynt ar waith i annog staff i siarad yn hyderus am unrhyw beth sy'n amharu ar ddarparu gofal diogel o ansawdd uchel.
Following recent events, the Welsh Government has written to all Welsh Health Boards to ask them to set out the mechanisms they have in place to encourage staff to speak up confidently about anything that gets in the way of delivering safe, high quality care.