| Saphenous opening | |
|---|---|
 The fossa ovalis. | |
 Front of right thigh, showing surface markings for bones, femoral artery and femoral nerve. (Fossa ovalis visible at upper right.) | |
| Details | |
| Identifiers | |
| Latin | hiatus saphenus, fossa ovalis femoris |
| TA98 | A04.7.03.016 |
| TA2 | 2702 |
| FMA | 58767 |
| Anatomical terminology | |
In anatomy, the saphenous opening (saphenous hiatus, also fossa ovalis) is an oval opening in the upper mid part of the fascia lata of the thigh. It lies 3–4 cm below and lateral to the pubic tubercle and is about 3 cm long and 1.5 cm wide.