This is a research project by Ivaylo Georgiev, Ivan Chavdarov, Valentin Nikolov and Bozhidar Naydenov. More details can be found in papers:
I. Chavdarov, I. Georgiev, B. Naydenov and V. Nikolov, "Design of a 3D Printed Humanoid Robotic Hand," 2023 International Conference on Software, Telecommunications and Computer Networks (SoftCOM), Split, Croatia, 2023, pp. 1-6, doi: 10.23919/SoftCOM58365.2023.10271644. https://ieeexplore.ieee.org/document/10271644
V. Nikolov, I. Georgiev and I. Chavdarov, "Hardware and software of a 3D printed humanoid hand," 2023 XXXII International Scientific Conference Electronics (ET), Sozopol, Bulgaria, 2023, pp. 1-6, doi: 10.1109/ET59121.2023.10278809. https://ieeexplore.ieee.org/document/10278809
I. Chavdarov, B. Naydenov, V. Nikolov and I. Georgiev, "Modular Design, Communication and Control Systems of a 3D-printed Humanoid Robotic Hand," in Journal of Communications Software and Systems, vol. 20, no. 2, pp. 146-156, March 2024, doi: https://doi.org/10.24138/jcomss-2023-0168 https://jcoms.fesb.unist.hr/10.24138/jcomss-2023-0168/
Click on the videos below.
The finger is 3d printed completely assembled.