Nadal not discouraged by losing on return, says will be ready for US Open

The 36-year-old also withdrew from last week's ATP Masters event in Montreal

due to the issue but did not seem hampered by it against former world number 12 Coric

and instead put his defeat down to a lack of time on court.

and instead put his defeat down to a lack of time on court.

Rafael Nadal was not too downhearted by defeat at the Cincinnati Open 

and instead put his defeat down to a lack of time on court.

and instead put his defeat down to a lack of time on court.

on Wednesday after the Spaniard lost 7-6(9) 4-6 6-3 to Borna Coric on his return from a six-week injury layoff. 

Nadal, who will aim for a record-extending 23rd Gram Slam title at the U.S.