Clin Orthop Relat Res. 2013 Apr;471(4):1107-15. doi: 10.1007/s11999-013-2824-y.
This Classic Article is a translation of the original work by Franz König, "Ueber freie Körper in den Gelenken" [On loose bodies in the joint]. Dtsch Z Chir. 1887;27: 90-109. available at DOI 10.1007/s11999-013-2824-y (Translated by Drs. Richard A. Brand and Christian-Dominik Peterlein). An accompanying biographical sketch of F. König is available at DOI 10.1007/s11999-013-2823-z . A PDF of the original German is available as supplemental material. (ED Note: An attempt has been made to preserve some of the original wording while placing the material in a contemporary context. In some cases the author's original intent was obscure.).
这篇经典文章是弗朗茨·科尼希（Franz König）的原著《关节内游离体》（Ueber freie Körper in den Gelenken）的译文。Dtsch Z Chir. 1887;27: 90-109. 可在 DOI 10.1007/s11999-013-2824-y 获得（由 Richard A. Brand 和 Christian-Dominik Peterlein 博士翻译）。F. König 的传记简介可在 DOI 10.1007/s11999-013-2823-z 获得。德语原文的 PDF 版本可作为补充材料提供。（ED 注：在将材料置于当代背景下的同时，我们尝试保留了一些原文措辞。在某些情况下，作者的原意并不明确。）
