Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2018 May 28;2(4):175–184. doi: 10.1002/bjs5.61

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2018 The Authors. BJS Open published by John Wiley & Sons Ltd on behalf of BJS Society Ltd

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

PMC Copyright notice

BJS5-61-FIG-0002-c — Relative perfusion units on a colourized image generated by SPY‐Q™ software (courtesy of Novadaq Technologies; http://novadaq.com/products/spy-elite/)