Thanks for your question on Healthcare Magic. I can understand your concern. Yes, this can be repaired by surgical stitching. So better to consult plastic surgeon and get done clinical examination of your penile skin. Suturing in specific way can stop the progression of splitting. Also available excessive masturbation. Don t worry, you will be alright with all these. Hope I have solved your query. I will be happy to help you further. Wish you good health. Thanks.