1C70
DeviceInvestigational energy storage and return prosthetic foot with using novel elastic elements.
NCT Number: NCT05628064
The objective of this study is to characterize the extent of 1C70 meeting the amputees needs in comparison with their everyday and a comparator foot, in regards of daily activities, mobility and balance, as well as quality of life and pain.
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Notify Me18 year and older
All sexes
Interventional
Not applicable
Zentrum für Healthcare Technology der Privaten Hochschule Göttingen (ZHT PFH), Göttingen, Germany
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Investigational energy storage and return prosthetic foot with using novel elastic elements.
Commercially available carbon-fiber energy storage and return foot used as comparative foot for transtibial amputee subjects.
Time frame: 2 months after fitting with the last study feet
The extent of meeting amputees prosthetic foot needs by 1C70 as measured by a single question with a 0 to 10 scale compared to the same score for everyday foot. Higher score correspond with higher extent of meeting amputees prosthetic foot needs.
Time frame: 2 months after fitting with the last study feet
The extent of meeting amputees prosthetic foot needs by 1C70 as measured by a single question with a 0 to 10 scale compared to the same score for comparator foot. Higher score correspond with higher extent of meeting amputees prosthetic foot needs.
Time frame: Baseline measurement vs 2 months after fitting with 1C70
The change from baseline perception of mobility as measured by the Prosthetic Limb Users Survey of Mobility (PLUS-M) 12-item short form. The PLUS-M questionnaire provides a T-score that ranges from 21.8 to 71.4. Higher PLUS-M scores correspond with greater mobility.
Time frame: 2 months after fitting with each of the study feet
The change from baseline perception of mobility as measured by the Prosthetic Limb Users Survey of Mobility (PLUS-M) 12-item short form. The PLUS-M questionnaire provides a T-score that ranges from 21.8 to 71.4. Higher PLUS-M scores correspond with greater mobility.
Time frame: Baseline measurement vs 2 months after fitting with 1C70
The level of pain as a highest pain during preceding 7 days reported on a 0 ("No pain at all") to 10 ("the most intense pain imaginable") scale for the following origins: residual limb, sound limb, back, shoulder & neck area, phantom limb pain, while wearing the 1C70 foot compared to the everyday foot.
Time frame: 2 months after fitting with each of the study feet
The level of pain as a highest pain during preceding 7 days reported on a 0 ("No pain at all") to 10 ("the most intense pain imaginable") scale for the following origins: residual limb, sound limb, back, shoulder & neck area, phantom limb pain, while wearing the 1C70 foot compared to the coparator foot.
Time frame: Baseline measurement vs 2 months after fitting with 1C70
Perception of balance confidence as measured by the Activities-specific Balance Confidence (ABC) Scale. The questionnaire provides a score that ranges from 0 to 100%. Higher scores indicate greater balance confidence.
Time frame: 2 months after fitting with each of the study feet
Perception of balance confidence as measured by the Activities-specific Balance Confidence (ABC) Scale. The questionnaire provides a score that ranges from 0 to 100%. Higher scores indicate greater balance confidence.
Time frame: Baseline measurement vs 2 months after fitting with 1C70
Measure of health status composed of 5 dimensions: mobility, ability to self-care, ability to undertake usual activities, pain and discomfort, anxiety and depression. Each dimension is rated on a 5-point scale indicating the level of perceived problems for each dimension (level 1 indicating no problems and level 5 indicating extreme problems). Each health state can potentially be assigned a summary index score based on societal preference weights for the health state. These weights, sometimes referred to as 'utilities', are often used to compute QALYs for use in health economic analyses. Health state index scores generally range from less than 0 (where 0 is the value of a health state equivalent to dead; negative values representing values as worse than dead) to 1 (the value of full health), with higher scores indicating higher health utility.
Time frame: 2 months after fitting with each of the study feet
Measure of health status composed of 5 dimensions: mobility, ability to self-care, ability to undertake usual activities, pain and discomfort, anxiety and depression. Each dimension is rated on a 5-point scale indicating the level of perceived problems for each dimension (level 1 indicating no problems and level 5 indicating extreme problems). Each health state can potentially be assigned a summary index score based on societal preference weights for the health state. These weights, sometimes referred to as 'utilities', are often used to compute QALYs for use in health economic analyses. Health state index scores generally range from less than 0 (where 0 is the value of a health state equivalent to dead; negative values representing values as worse than dead) to 1 (the value of full health), with higher scores indicating higher health utility.
Time frame: Baseline measurement vs 2 months after fitting with 1C70
Perception of pain interference on the usual activities as measured by a single question with a 0 ("Does not interfere") to 10 ("Completely interferes") scale.
Time frame: 2 months after fitting with each of the study feet
Perception of pain interference on the usual activities as measured by a single question with a 0 ("Does not interfere") to 10 ("Completely interferes") scale.
Time frame: 2 months after fitting with the last study feet
Foot preference overall and for use in several specific activities as measured by a questionnaire from the publication of Morgan et al. (Morgan et al. 2018)
Looking for future studies?
Notify MeOtto Bock Healthcare Products GmbH
Industry
Prospective, Feasibility Study to Evaluate Performance, Patient Benefits, and Acceptance of a New 1C70 Energy Storage and Return Prosthetic Foot
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