The new instrument for the treatment of recurrent condyloma acuminata – the large spot LEDALA – photodynamic therapy instrument The recurrence of condyloma acuminata is a problem for clinicians and patients, the reason why the disease is easy to recur, in addition to the clinicopathological characteristics of the disease, mainly with the treatment program is not regular, treatment is not complete, can not effectively treat HPV subclinical infection and latent lesions related. The original photodynamic therapy instrument is too small for the large area of multiple condyloma acuminata treatment has some difficulty, need to operate in batches, can not be a one-time treatment, and for the existence of a large range of HPV subclinical infection and latent lesions around the lesion can not be fully covered irradiation. The new LEDALA-PDT is especially suitable for recurrent warts and for patients with large warts and warts around the anus, and it can treat a large area of multiple warts at once, effectively treating HPV subclinical infections and latent lesions and significantly reducing the recurrence rate.