Trending of Medical Device Industry

To prepare for potential job opportunities, I start to look into these industries.
Opportunity one - Medical device

Some Google search and I found that most of these trending are not far from when I searched it 4 years ago. This link might summarize what I expected most appropriate

1. Aging global population
1. Buyers - more buyers 
2. Substitute - Biopharm 
2. Growth of emerging market
1. Buyers - more buyers and well educated buyers
2. Suppliers - more suppliers and well educated suppliers
3. Competition - more players
3. Increase regulation
1. Hurdles to product approval
2. Sudden change of environment like medical device tax
4. Healthcare consolidation
1. Buyers - powerful buyers, and shifted from physician to procurement
5. Consumerization
1. Expand the landscape
2. New buyers
3. New Suppliers
4. New Competitors

One key to understand the industry of medical device is, it's very diversified industry in terms of product. It means the situation could vary segment by segment