Chen, Yen-Chu
Hu, Mei-Hua
Cherng, Chen-Hwan
Huang, Go-Shine
Article History
Received: 26 September 2021
Accepted: 1 December 2021
First Online: 24 December 2021
Ethics approval
: Ethics approval was not required as we did not conduct any study or test. The device is a prototype developed from our Know-How. We took some photos as schematic diagrams, but the device was not used clinically in patients. We look forward to optimizing this device in a technologically capable factory and apply for ethics approval at that time.