Clinical doctrine system
Structural Decision Framework
SDF is a way to understand why clinical decisions are not just about symptoms. They are about structure, force, time, and long-term stability.
The problem
Teeth rarely fail all at once.
Most dental problems build slowly. Structure gets weaker. Forces repeat. Time exposes the weak point. Then one day it feels sudden, but the system was changing long before the symptom appeared.
The SDF curve
Structural reserve changes over time.
Healthy reserve
Stress accumulation
Failure threshold
Time
Reserve
Four lenses
Every model is evaluated through the same logic.
1
Structure
What remains strong enough to support the next decision?
2
Force
What pressure is acting on the system every day?
3
Time
What happens if nothing changes and the pattern continues?
4
Stability
Which option protects the future, not just the moment?
Model library
