460-2 - SweetKnees TheKnee Tibiofemoraljoint...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Sweet Knees
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
The Knee Tibiofemoral joint Medial femoral condyle is wider AP  (screw home mechanism) Medial femoral condyle projects  further distally (creates genu valgus).  1.7 cm longer than lateral on  average. Lateral femoral condyle projects  further anterior (patellar butress) Tibial plateau has 5-10 degree post.  slope
Background image of page 2
Knee Flexion/Extension Flexion AROM with hip extended--- 120  degrees AROM with hip flexed--- 140 degrees PROM--- 160 Extension A/PROM--- -5 to 10 degrees
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Joint Motion Instant center pathway in a normal  knee is semicircular (Figure 7-5) Rolling off the condyles is prevented  by the tightening of the ACL/PCL and  the anatomy “osseous geometry” of  the femoral condyles.
Background image of page 4
mechanism” When the knee is fully extended,  the tibia is externally rotated 5  degrees in comparison to the  femur.  This conjunct rotation is a 
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 23

460-2 - SweetKnees TheKnee Tibiofemoraljoint...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online