医疗器械板块12月22日涨0.04%，华康洁净领涨，主力资金净流出1.11亿元

Group 1 - The medical device sector experienced a slight increase of 0.04% on December 22, with Huakang Clean leading the gains [1] - The Shanghai Composite Index closed at 3917.36, up by 0.69%, while the Shenzhen Component Index closed at 13332.73, up by 1.47% [1] - A detailed table of individual stock performance in the medical device sector is provided [1] Group 2 - In terms of capital flow, the medical device sector saw a net outflow of 111 million yuan from main funds, while retail investors contributed a net inflow of 28.37 million yuan [2] - The sector attracted a net inflow of 8.29 million yuan from speculative funds [2] - A detailed table of capital flow for individual stocks in the medical device sector is included [2]