Kinematic analysis of upper limb during walking in diplegic children with Cerebral Palsy

Manuela Galli1, Veronica Cimolin2, Giorgio Albertini3

  • 1Dipartimento di Elettronica, Informazione e Bioingegneria, Politecnico di Milano, Milano, Italy; IRCCS "San Raffaele Pisana" - Tosinvest Sanità, Roma, Italy.

Insights

Children with Cerebral Palsy (CP) exhibit altered upper limb movements during walking, with abducted shoulders and flexed elbows. This abnormal arm positioning may be a compensatory strategy for balance and posture control in CP gait.

Area of Science:

  • Biomechanics
  • Neuroscience
  • Pediatrics

Background:

  • Lower limb kinematics during gait are well-researched.
  • Quantification of upper limb movement during gait in children with Cerebral Palsy (CP) is limited.
  • Understanding upper limb involvement in CP gait is crucial for comprehensive assessment.

Purpose of the Study:

  • To quantitatively assess upper limb motion during gait in children with diplegic Cerebral Palsy (CP).
  • To compare upper limb kinematics between children with CP and typically developing controls.

Main Methods:

  • Utilized a full-body marker set for comprehensive kinematic analysis.
  • Evaluated sixteen children diagnosed with diplegic Cerebral Palsy.
  • Assessed both lower and upper limb movements throughout the gait cycle.

Main Results:

  • Children with CP demonstrated shoulder abduction and increased elbow flexion at initial gait contact compared to controls.
  • The range of motion for upper limb movements was generally within physiological limits.
  • Abnormal upper limb positioning was a consistent characteristic of gait in children with CP.

Conclusions:

  • Gait in children with diplegic CP is characterized by abnormal upper limb positioning.
  • Altered arm posture may serve as a compensatory mechanism for maintaining balance and postural control during walking.
  • This study highlights the importance of evaluating upper limb kinematics in CP gait analysis.

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