Is there going to be a new method of birth...

will be there any near future new delivery methods ?
no , there is no new delivery methods in the future , medical focus is more likely to be driven to avoid current delivery methods complications as well as pregnancy complications 
what are the current method :
1. surgically 
2. vaginally 
- there is specific techniques into those methods to deal with current complications of delivery like not being able to deliver and surgical errors during a CS 
what is normal time of delivery :
usually delivery in normal pregnancy with healthy patient can be around 38 weeks till 42 weeks