Denoting a procedure that does not require insertion of an instrument or device through the skin or a body orifice for diagnosis or treatment.
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non·in·va·sive .nän-in-'vā-siv, -ziv adj
1) not tending to spread specif not tending to infiltrate and destroy healthy tissue <\noninvasive cancer of the bladder>
2) not being or involving an invasive medical procedure <\noninvasive imaging techniques that do not require the injection of dyes>
non·in·va·sive·ly adv
non·in·va·sive·ness n
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adj.
1. denoting techniques of investigation or treatment that do not involve penetration of the skin by needles or knives.
Medical dictionary. 2011.