non-invasive

adjective
🔊/ˌnɒn ɪnˈveɪsɪv/
🔊/ˌnɑːn ɪnˈveɪsɪv/
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  1. (of medical treatment治疗) not involving cutting into the body非侵入的;非创伤的;无创的
    • non-invasive procedures such as ultrasound非侵入性程序,例如超声
    opposite invasive (2)
    Oxford Collocations DictionaryNon-invasive is used with these nouns:
    • procedure
    See full entry