<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31447013</termId><termName>operating lights</termName><termType>PT</termType><termNote><![CDATA[ Lamps used in an operating room for precision work. They are usually ceiling mounted and on mobile fixtures.  ]]></termNote><termCreatedDate>2026-03-30 21:04:49</termCreatedDate><relation><relationType>UF</relationType><termId>31447014</termId><termName>lights, operating</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31447015</termId><termName>operating light</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31424516</termId><termName>lamps by function</termName><termType>PT</termType></relation></term>  </Zthes>