Responsa for Niddah 85:17
רבא אמר
Raba stated: It may even be done with a soft rag, for once the semen has been detached the subsequent touch is of no consequence.<span class="x" onmousemove="('comment',' Lit., 'since it uprooted it uprooted'. ');"><sup>16</sup></span>
Maharach Or Zarua Responsa
R. Hayyim Eliezer exchanged correspondence with R. Obadiah concerning the case of a woman who failed to urinate before immersing herself in a ritual bath.
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