Pre-Production Changes:

These changes made in the real-time version of the thesaurus in May will 
be in the production version of the NCIt from the end of June, which 
will be available in the first two weeks of July.

FDA Source Definition for Leak will be:
Issue associated with the escape of a liquid or gas from the vessel or 
container in which it is housed.

Two new terms will be added belonging to Subset C54577 Medical Device 
Component Or Accessory Terminology FDA CDRH:

Source: FDA
NCI Subset Code: C54577
FDA Subset Name: Medical Device Component Or Accessory Terminology FDA CDRH
NCIt Concept Code: C89528
FDA Source Code: 3194
FDA Source PT: ADHESIVE
FDA Source Synonym(s):
FDA Source Definition:
NCIt Definition: Any substance that affixes 2 or more parts or tissues 
together.
Parent Concept's NCIt Concept Code: C49755
Parent Concept's FDA Source Code: 3049
Parent Concept's FDA Source PT: DEVICE COMPONENT OR ACCESSORY

*************

Source: FDA
NCI Subset Code: C54577
FDA Subset Name: Medical Device Component Or Accessory Terminology FDA CDRH
NCIt Concept Code: C89532
FDA Source Code: 3195
FDA Source PT: WELD
FDA Source Synonym(s):
FDA Source Definition:
NCIt Definition: Any joining connection that is the result of welding 2 
or more parts.
Parent Concept's NCIt Concept Code: C49755
Parent Concept's FDA Source Code: 3049
Parent Concept's FDA Source PT: DEVICE COMPONENT OR ACCESSORY