There are currently about 1,000,000 laparscopic cholecystectomies done
per year in the US.  
In what % of these procedures is a cholangiogram typically performed?  
What are the clinical indications for cholangiography? 
What is the determining factor if a cholangiogram is performed or not?
 Typically, in what % of cholecystectomy cases is cholangiography
indicated?
What is the most common cholangiogram catheter used (manufacturer and
brand/product name)?
How big are the US and International Markets for cholangiogram
catheters (in US Dollars)?
Who is the Market Leader for Cholangiogram catheters?  
Who are the Market Players in the Cholangiogram catheter market? 
What are their market shares?
What are the average selling prices for Cholangiogram Catheters?