The larger desk top sized Obdisk 2L is designed specifically for the desk top for ante-natal booking clerks and in hospital clinics to be used by doctors, midwives, ultrasonographers and antenatal educators.

The Obdisk 2L provides a means of quickly counting the weeks and days during pregnancy, the timing of antenatal screening test and assistance with determining foetal viability. The Obdisk is invaluable in helping professionals to reduce the risks to pregnant women and their unborn babies.

• Desk top sized at 190mm diameter
• LMP/EDD/DD calculation
• Complies with UNICEF UK Baby Friendly initiative for use in the NHS
• High quality accurate print for increased accuracy
• Accuracy of +/- one day
• Durable plastic construction