Paley Deformity Workstation
Upload Patient X-Ray
Load a standing full-leg radiograph.
Clinical Measurements
Image Initialization
Load an image to activate the workstation tools.
Coronal Scans
- Varus Sample
- Valgus Sample
Lateral / Sagittal Scans
- Lateral Case A
- Lateral Case B
- Lateral Case C (Rickets)
Calibration Guide
Action Required: Click the Calibrate tool above. Click the start and end points of the reference marker (e.g., 25mm sphere) on the X-Ray.
Mechanical Axis Guide
Action Required: Click the MAD tool. Click: (1) Hip Center, (2) Ankle Center, (3) Knee Center.
Femoral Axis Guide
Action Required: Click the mLDFA tool. Click: (1) Hip Center, (2) Knee Center, (3) Medial Condyle, (4) Lateral Condyle.
Tibial Axis Guide
Action Required: Click the MPTA tool. Click: (1) Knee Center, (2) Ankle Center, (3) Medial Plateau, (4) Lateral Plateau.
Joint Line Guide
Action Required: Click the JLCA tool. Click: (1) Medial Condyle, (2) Lateral Condyle, (3) Medial Plateau, (4) Lateral Plateau.
Lateral Femoral Guide (mPDFA)
Action Required: Click the mPDFA tool. Click: (1) Hip/Proximal Center, (2) Distal Knee Center, (3) Anterior Condyle Point, (4) Posterior Condyle Point.
Lateral Tibial Guide (mPPTA)
Action Required: Click the mPPTA tool. Click: (1) Knee Center, (2) Ankle Center, (3) Anterior Plateau Point, (4) Posterior Plateau Point.
Deformity Planning
Ensure Femoral (mLDFA) and Tibial (MPTA) axes are drawn. Click Find CORA in the toolbar to calculate intersection. Then simulate surgical correction below.
Synthesized Clinical Diagnosis
Paley Workstation Guide
Non-Destructive Workflow
Mistakes happen. Use the buttons located in the Measurement Dashboard to clear individual lines and angles without restarting your entire analysis.