The hiraken is made the same way, but the middle fingers bend more.

His fingers were swollen and would not bend.

While the fingers would now bend, the knuckles were swollen as though with sudden rheumatoid arthritis.

He saw his fingers bend into hooks.

He worked his hands, watching the fingers bend and the skin mottle with strain over the knuckles.

Then he froze, fingers bending into claws.

I fumbled with the lid of the sterilizer, but my numb fingers had lost all sensation and would not bend.

I move my fingers and their joints bend with a purity, a smoothness I have forgotten.

"S" is for sclerodactyly, tightening of the skin over the fingers which may cause the fingers to bend.

These inflexible bands cause the fingers to bend, or "curl," forward toward the wrist.