Gantt chart is a real important tool which helps us keep a track of your project. It let us plan a project in advance and help keep in check very minute detail of the project. In particular in medical device industry Gantt chart let us divide in various sub category for example suppose it is balloon pump manufacturing company example you will first divide into design manufacturing quality regulatory clinical research but with ghant chart suppose say quality it will help you get more details like supplier quality report, Supplier Audit , Internal Audits when to arrange this things in case of manufacturing it helps us decide contracts for raw material, transfer of project from research to manufacturing etc. Basically it helps us look at bigger picture with more details in it.