
In medicine, it describes a procedure that does not require inserting an instrument through the skin or into a body opening. In cancer, it describes disease that has not spread outside the tissue in which it began.
Found on
http://www.cancer.gov/dictionary?expand=N

<procedure> Denoting a procedure that does not require insertion of an instrument or device through the skin or a body orifice for diagnosis or treatment. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

(non″in-va´siv) not involving puncture of the skin or other entry into the body; said of diagnostic studies and procedures.
Found on
http://www.encyclo.co.uk/local/21001

a device or procedure that does not require puncturing the skin.
Found on
http://www.encyclo.co.uk/local/22225

Type: Term Pronunciation: non′in-vā′siv Definitions: 1. Denoting a procedure that does not require insertion of an instrument or device through the skin or a body orifice for diagnosis or treatment.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=60974

A medical procedure that does not require the healthcare provider to insert an instrument through the skin or into a body opening. Examples of noninvasie procedures include abdominal ultrasounds, non stress tests, urinalysis and a urine-based pregnancy test.
Found on
http://www.pregnology.com/

[
adj] - (medicine) relating to a technique that does not involve puncturing the skin or entering a body cavity
Found on
http://www.webdictionary.co.uk/definition.php?query=noninvasive

a term that is used to describe medical procedures that do not enter or penetrate the body; also refers to noncancerous tumours that do not spread to other sections of the body
Found on
https://www.encyclo.co.uk/local/20875
adjective relating to a technique that does not involve puncturing the skin or entering a body cavity
Found on
https://www.encyclo.co.uk/local/20974

not invading adjacent healthy cells, blood vessels, or tissues; localized: a noninvasive tumor. · not entering or penetrating the body or disturbing body tissue, esp. in a diagnostic procedure.
Found on
https://www.infoplease.com/dictionary/noninvasive
No exact match found.