A fixed nitrous oxide/oxygen mixture as an analgesic for patients with postherpetic neuralgia: study protocol for a randomized controlled trial

Autor: Jun-Jun Zhang, Yi-Ling Wang, Yu-Xiang Li, Ting-Ting Zhang, Qiang Liu, Yi Wang, Hai-Xiang Gao, Wen-Qiang Bao, Lu-Lu Gao, Chun-Xiang Ma, Ning Liu

Publikováno v: Trials, Vol 22, Iss 1, Pp 1-9 (2021)
Trials

Background The pain management of postherpetic neuralgia (PHN) remains a major challenge, with no immediate relief. Nitrous oxide/oxygen mixture has the advantages of quick analgesic effect and well-tolerated. The purpose of this study is to investig

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f6da71c85b30bde373085ef522641942
https://doi.org/10.1186/s13063-020-04960-5

Ultra-Precision Cutting of Brittle Materials with Ultrasonic Vibrated Diamond Tool

Autor: Chun Xiang Ma, E. Shamoto, Li Ming Xu, Nan Liu, T. Moriwaki

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4d17d4699d4e2378fc866f85155a469b
https://doi.org/10.4028/0-87849-421-9.169

A new digital measurement method for accurate curve grinding process.

Autor: Yong-hong Zhang, Li-hua Wang, Chun-xiang Ma, Qi Wu, De-jin Hu

Publikováno v: International Journal of Advanced Manufacturing Technology; Mar2008, Vol. 36 Issue 3/4, p305-314, 10p, 5 Color Photographs, 12 Diagrams, 2 Charts, 3 Graphs