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OK bands are a kind of widely used medical supplies. However, when the package is opened with a band sticking to the injury, it is difficult for users to apply OK bands with one hand. This butterfly-like OK band is designed with the improved procedures for unpacking and sticking. It is operable with an index finger and a thumb, exactly one hand, for unpacking and sticking.
Far East University
Xinshi Dist., Tainan City, Tajikistan