The heart pacemaker that Medtronicthe world leader in pacing devicessells in the West is too expensive for Chinese heart patients and those in many parts of todays world. Medtronics Bobby Griffin interviewed Chinese physicians and found they sought a lower-priced device and considered many of the high-technology features on Medtronics pacemaker less important than reliability, simplicity, and low price. So Medtronic designed its Champion heart pacemaker to meet these criteria, built a plant in Shanghai, and developed a sales force in China. Discuss the steps of the new product development in the context of Champion pacemaker, in regards to :

1) Concept Testing & Development
2) Prototype Development