Zi-Qi Wang, Zhong-Qing Liu, Chang-Hao Zhao, Kuo Zhang, Zhi-Jian Kang, Tian-Rui Qu, Fan-Shu Zeng, Peng-Yu Guo, Zhi-Chao Tong, Chang-Lin Wang, Ke-Liang Wang, Hong-Lei Wang, Yin-Sheng Xu, Wan-Hui Wang, Mao-Lin Chu, Lu Wang, Zeng-Ying Qiao, Hao Wang, Wanhai Xu
Nearly half of pregnancies worldwide are unintended mainly due to failure of contraception, resulting in negative effects on women's health. Male contraception techniques, primarily condoms and vasectomy, play a crucial role in birth control, but cannot be both highly effective and reversible at the same time. Herein, an ultrasound (US)-induced self-clearance hydrogel capable of real-time monitoring is utilized for in situ injection into the vas deferens, enabling effective contraception and noninvasive recanalization whenever needed...
March 30, 2022: ACS Nano