Eurosport - Susie Wolff (Imago)
De Villota underwent a seven-hour operation in Madrid in late November.
It is expected to be the penultimate time she has surgery after her dramatic accident earlier this year.
The final operation will take place once she has recovered from her latest procedure.
On Monday, de Villota was named 'Driver of the Year' by Car & Driver magazine. Her family collected the award on her behalf.
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Will Gray - Thu, May 16, 2013 14:05 EDT| Position | Driver | Team | Pts |
|---|---|---|---|
| 1 | Sebastian Vettel | Red Bull | 89 |
| 2 | Kimi Räikkönen | Lotus | 85 |
| 3 | Fernando Alonso | Ferrari | 72 |
| Position | Team | Pts |
|---|---|---|
| 1 | Red Bull | 131 |
| 2 | Ferrari | 117 |
| 3 | Lotus | 111 |