Journey II BCS Final Exam (Qld)

45 Questions | Total Attempts: 35

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Journey II BCS Final Exam (Qld)

Please answer the following 45 questions, you have 30 minutes to complete the exam.


Questions and Answers
  • 1. 
     A study by Noble et al. (2005) concluded that patients who had TKA experience…
    • A. 

      Substantial functional impairment when compared with their age and gender matched peers

    • B. 

      Functional outcomes similar to that of their age and gender matched peers

    • C. 

      Substantial functional improvement when compared with their age and gender matched peers

    • D. 

      None of the above

  • 2. 
    Which factors provide the rationale for a kinematic knee?
    • A. 

      Conventional knee designs do not replicate the normal anatomy of the knee and thus they are unable to restore normal kinematics and muscular efficiency

    • B. 

      Conventional knee designs do not provide the same levels of satisfaction and return to function as seen in THA

    • C. 

      The prevalence of younger more demanding patients

    • D. 

      All of the above

  • 3. 
    Satisfaction levels and return to functional activity following TKA are the same as that of THA
    • A. 

      True

    • B. 

      False

  • 4. 
    In conventional knees which muscle group shows consistently greater muscular effort versus a non-operated leg?
    • A. 

      Biceps

    • B. 

      Hamstrings

    • C. 

      Quadriceps

    • D. 

      Gastrocnemius

  • 5. 
    A key characteristic to understand in relation to the native knee anatomy is that it is… 
    • A. 

      Asymmetrical

    • B. 

      Symmetrical

    • C. 

      Dependent on individual anatomy

    • D. 

      B & C

  • 6. 
    When reviewing the articular geometry of the tibia which of the following can be observed? Please check the correct box.
    • A. 

      The lateral tibial condyle is concave in shape and the medial tibial condyle is convex in shape (no constraint on AP motion)

    • B. 

      The medial tibial condyle is concave in shape and the lateral tibial condyle is convex in shape (no constraint on AP motion)

  • 7. 
    The distal condylar radius of the lateral condyle of the femur is described as having a “flat” shape. The distal condylar radius of the medial condyle of the femur would be best described as having a __________ shape.
    • A. 

      Oval

    • B. 

      Flat

    • C. 

      Round

    • D. 

      Oblong

  • 8. 
    In extension an angle is formed between the quadriceps and patella tendon, this angle is known as the ___ angle (fill in the blank)  
  • 9. 
    In extension the knee adopts the screw home position, which is a position of stability. In this position which of the following can be observed?Select the box(s) that apply (There may be more than one answer).  
    • A. 

      Femur internally rotated 5° (achieved by ACL pull)

    • B. 

      Femur externally rotated 5° (achieved by ACL pull)

    • C. 

      Knee joint is more congruent and quadriceps activity is not required

    • D. 

      Quadriceps activity increases utilized to stabilize the knee

  • 10. 
    What paradoxical motion can occur as a result of conventional knee designs?
    • A. 

      The lack of ACL function leads to paradoxical anterior sliding of the femur during flexion

    • B. 

      During flexion the knee may pivot laterally, as opposed to the naturally occurring medial pivot

    • C. 

      During flexion the knee may pivot medially, as opposed to the naturally occurring lateral pivot

    • D. 

      A & B

  • 11. 
    Through PHYSIOLOGICAL Matching Technology the JOURNEY II BCS delivers unmatched
    • A. 

      Motion

    • B. 

      Durability

    • C. 

      Function

    • D. 

      All of the above

  • 12. 
    The JOURNEY II Knee system offers six design parameters no other knee system can offer. These include
    • A. 

      Physiological Joint Line

    • B. 

      Asymmetric Posterior Cam

    • C. 

      Anterior Cam

    • D. 

      All of the above

  • 13. 
    The JOURNEY II BCS knee system delivers stability through range of motion
    • A. 

      True

    • B. 

      False

  • 14. 
    The flexed posterior cut is not a unique design feature of JOURNEY II BCS i.e. other competitive knee systems share this same design feature.
    • A. 

      True

    • B. 

      False

  • 15. 
    The JOURNEY II BCS system delivers unmatched stability through which of the following features.Choose all correct responses.
    • A. 

      Anatomic Shapes

    • B. 

      Replication of both ACL & PCL function

    • C. 

      Non Anatomic Shapes

    • D. 

      None of the above

  • 16. 
    Through normal kinematic patterns the JOURNEY II BCS delivers an environment for anatomic deep flexion of up to how many degrees of flexion?
    • A. 

      160 Degrees

    • B. 

      155 Degrees

    • C. 

      130 Degrees

    • D. 

      150 Degrees

  • 17. 
    Through PHYSIOLOGICAL Matching Technology the JOURNEY II BCS restores the anatomic  ____ degree joint line.
  • 18. 
    JOURNEY II BCS is available in VERILAST technology which is the combination of…
    • A. 

      OXINIUM + UHMWPE

    • B. 

      OXINIUM + XLPE

    • C. 

      CoCr + XLPE

    • D. 

      None of the above

  • 19. 
    Which TKA system was the first ‘guided-motion’ kinematically accurate knee design on the market?
    • A. 

      TRIATHLON CR

    • B. 

      VANGUARD PS

    • C. 

      JOURNEY BCS

    • D. 

      MEDIAL PIVOT

  • 20. 
    In published literature by Cantani et al (2009) Knee joint kinematics were assessed in 16 JBCS patients using video-fluoroscopy and electromyography (EMG) during activities of daily-living including stair climbing, chair rising and sitting and step up/down test. What did the results of this study show? Select all box(s) that apply (There maybe more than one answer).
    • A. 

      All JBCS patients demonstrated femoral external rotation and translation similar to that of other conventional knee designs

    • B. 

      This more physiological knee motion resulted in recovery of normal extensor and flexor muscle function which was attributed to the more anatomical knee design

    • C. 

      All patients demonstrated a combination of relatively normal locomotion and gait, coupled with clear femoral external rotation and translation

  • 21. 
    Although published clinical evidence supports the efficacy of the Journey BCS knee system (JBCS) in relation to kinematics, there are four key clinical papers that have highlighted complications associated with the JBCS. What are the complications identified in this literature? Please choose all correct response/s below.
    • A. 

      Paradoxical motion

    • B. 

      Iliotibial band syndrome

    • C. 

      Dislocation

    • D. 

      Stiffness requiring manipulation under anaesthesia

  • 22. 
    ITB friction or traction syndrome is a relatively common injury associated with running and is frequently reported in relation to total knee arthroplasty.
    • A. 

      True

    • B. 

      False

  • 23. 
    Luyckx et al (2010) reported outcomes for 1,070 JBCS knees at a mean follow up of 2.5 years. Device survival of 98% was reported, with partial or total revision as the primary endpoint. However, symptoms of iliotibial band (ITB) syndrome were observed in ___ % of patients at a mean of six months follow-up. After further rehabilitation, pain during flexion persisted in 2% of these patients resulting in surgical ITB release. (Fill in the blank)
  • 24. 
    What did Luyckx et al (2010) suggest contributed to the ITB traction syndrome observed in some JBCS patients?
    • A. 

      Inadequate translation of the femur in flexion leading to increased eccentric loading of the ITB in some patients

    • B. 

      The normal screw home position of the JBCS which allowed the knee to rest in its normal anatomical position

    • C. 

      Excessive translation of the femur in flexion leading to increased eccentric loading of the ITB in some patients

    • D. 

      A & B

  • 25. 
    According to Ries et al (2010) which of the following tibial component issues contribute to increased tension in the ITB?
    • A. 

      Aseptic loosening of the tibial component

    • B. 

      Excessive external rotation of the tibial component

    • C. 

      Excessive posterior position of the tibial component

    • D. 

      B & C

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