Interpreting the Center of Pressure Line

 

Center of Pressure Line

Short (heel through mid-foot)

Metatarsalgia • Dropped metatarsal head(s) • Sesamoiditis • Hyper-lordosis

Accommodations: 1st ray cut-out, met bar, met pad
Suggested Orthotics: Sulcus-length Dress, Pro-Baseball, Allsport

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 



 

Straight (medial deviation)

Forefoot hypermobility • Calcaneal eversion • Plantar fascia strain • Knee, hip, low back pain

Suggested Orthotics: Dress, Pro-Baseball, Pro-Marathoner

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 

 

 

Center of Pressure Line

Late (midfoot through metatarsals)

Achilles tendonitis • Tight calf muscles • Heel spur/plantar fasciitis • Kyphosis

Accommodations: Heelmaxx™, heel lift, soft arch strips
Suggested Orthotics: Dress, Pro-Marathoner, Marathoner

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 

 

Center of Pressure Line

Heel Instability

Ankle instability • Pelvic rotation • Rearfoot varus

Accommodations: Heel lift
Suggested Orthotics: Dress, Pro-Marathoner

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 

 


Mid-foot Instability

Arch elongation • Fascial strain • Flexible plantarflexed 1st ray

Accommodations: Soft arch strips
Suggested Orthotics: Dress, Pro-Crosstrainer, Pro-Marathoner

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 

 


Forefoot Instability

Knee strain (patello-femoral, ilio tibial strain) • Metatarsal instability
Hallux limitus • Anterior/posterior tibial strain

Accommodations: Soft arch strip/fill, heel lift, met pad
Suggested Orthotics: Dress, Pro-Marathoner, Marathoner

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 

 


Forefoot Instability with Torque

Knee instability • Trauma to the knee • Hallux limitus

Accommodations: Soft arch strip/fill, heel lift
Suggested Orthotics: Dress, Pro-Crosstrainer, Pro-Marathoner

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

 

 

 

 

 

 

 


Complete Instability

Instability in gait (geriatric population, MS patients)
Knee instability • Hypermobile midtarsal joint

Accommodations: Soft arch strips/fills
Suggested Orthotics: Dress, Pro-Crosstrainer, Arthritic 2

Normal center of pressure (COP) line shown in red.
Deviated COP line shown in black.

 

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