Now showing items 50-69 of 117

    • Fundamental locomotive activity time efficiency with differently positioning drive-axis wheelchairs among elders. 

      Wang, Yong 'Tai'; Bernard, Randy; Cope, Clint; Chang, Li-Shan; Limgroongreungrat, Weerawat; Sprigle, Stephen (Georgia Institute of TechnologyHuman Kinetics, 2008)
      Safe, efficient and effective wheelchair locomotive activities of daily living for the elders are important due to their ages and physical conditions. Although wheelchair propulsion in young populations and/or athletes ...
    • Handheld Erythema and Bruise Detector 

      Kong, Linghua; Sprigle, Stephen; Duckworth, Mark G.; Yi, Dingrong; Caspall, Jayme J.; Wang, Jiwu; Zhao, Futing (Georgia Institute of Technology, 2008)
      Visual inspection of intact skin is commonly used when assessing persons for pressure ulcers and bruises. Melanin masks skin discoloration hindering visual inspection in people with darkly pigmented skin. The objective ...
    • Handheld, Non-Contact Wound Measurement Device 

      Sprigle, Stephen; Patel, Nirmal; Joshi, Aditya; Starner, Thad (Georgia Institute of Technology, 2006)
      Repeatable and accurate wound measurement forms an important part in the assessment and treatment of chronic wounds and pressure ulcers. Current wound measurement methods span a continuum, from the ruler method which is ...
    • Hands-on Braking for Manual Wheelchairs 

      Jowers, Jonathan (Georgia Institute of Technology, 2009)
      Slowing down and maintaining control of a wheelchair can be difficult for some users, especially those with poor hand strength and/or sensation. Ramps and slopes present a significant barrier to independent and safe mobility. ...
    • How Do Students Who Are Blind or Have Low Vision Access Online Distance Education? 

      Georgia Institute of Technology. Center for Assistive Technology and Environmental Access; Georgia Tech Research on Accessible Distance Education (GRADE) (Georgia Institute of Technology, 2003)
    • How Do Students Who Are Deaf or Hard of Hearing Access Online Distance Education? 

      Georgia Institute of Technology. Center for Assistive Technology and Environmental Access; Georgia Tech Research on Accessible Distance Education (GRADE) (Georgia Institute of Technology, 2003)
    • How Do Students With Seizure Disorders Access Online Distance Education? 

      Georgia Institute of Technology. Center for Assistive Technology and Environmental Access; Georgia Tech Research on Accessible Distance Education (GRADE) (Georgia Institute of Technology, 2003)
      Students with seizure disorders may have little or no difficulty accessing traditional classroom education. However, students may experience severe seizures involving loss of consciousness and involuntary movements, or may ...
    • iMachine: Measuring Manual Wheelchair Mass Properties 

      Eicholtz, Matthew; Sprigle, Stephen; Ferri, Al; Caspall, Jayme; Dao, Phuc; Wang, Stan (Georgia Institute of Technology, 2010)
      Mass properties are important parameters in dynamic systems analysis, but may be difficult to estimate for irregularly-shaped objects. Specifically, the iMachine is designed to analyze manual wheelchairs in an effort ...
    • Impact of Tilt-in-Space Power Wheelchairs on Health, Activity, and Participation 

      Harris, Frances; Sonenblum, Sharon Eve; Sprigle, Stephen; Maurer, Christine L. (Georgia Institute of Technology, 2008)
      This paper reports the results of a pre-post outcomes study on the impact of tilt-in-space power wheelchairs on the health, activity, and participation of 5 subjects. Using a methodology which combines traditional self-reports ...
    • Independently Operated Footrests: Design Concepts 

      Holland, Kimberly; Han, Randy; Wells, Taylor; Bell, Katherine (Georgia Institute of Technology, 2009)
      Mid-drive power wheel chairs (PWC) have become more popular in recent years. However, due to the placement of the front casters, the traditional side-mounted footrests have been replaced by a single center-mounted footrest. ...
    • Independently Operated Footrests: Redesigns 

      Atwood, Jason (Georgia Institute of Technology, 2009)
      Redesign statement. The Track Slide and Spring-Loaded designs presented several limitations in range of motion and robustness, respectively. As such, a redesign was conducted by Jason Atwood, research technician at CATEA, ...
    • Instructions for Making a Four Bar Linkage Attachment for Center Mounted Footrest 

      Holland, Kimberly (Georgia Institute of Technology, 2011)
    • Instructions on Completing Mock-Up of Spring-Loaded Design for Lift/Lower of Center-Mounted Footrests on Power Wheel Chairs 

      Georgia Institute of Technology. Center for Assistive Technology and Environmental Access (Georgia Institute of Technology, 2009-04-14)
      Center-mounted footrests lift to be stowed beneath the seat well, and lower to be deployed. A mechanism for independent operation of footrest stowage and deployment is not included in market power wheel chairs, and PWC ...
    • Instructions on Completing Mock-Up of Track Slide Design for Lift/Lower of Center-Mounted Footrests on Power Wheel Chairs 

      Georgia Institute of Technology. Center for Assistive Technology and Environmental Access (Georgia Institute of Technology, 2009-04-13)
      Center-mounted footrests lift to be stowed beneath the seat well, and lower to be deployed. A mechanism for independent operation of footrest stowage and deployment is not included in market power wheel chairs, and PWC ...
    • Introducing Asymmetry to Wheelchair Design 

      Kong, Linghua (Georgia Institute of Technology, 2005)
      This paper reports the use of asymmetry in designing the chassis of a power wheelchair. The innovative design uses and tests two kinds of power wheels and a new suspension structure. This design carefully considers features ...
    • Introduction to Cascading Style Sheets 

      Georgia Institute of Technology. Center for Assistive Technology and Environmental Access; Georgia Tech Research on Accessible Distance Education (GRADE) (Georgia Institute of Technology, 2004)
      Cascading Style Sheets (CSS) are an increasingly common way for website developers to control the look and feel of their web pages. A style sheet allows the website developer to specify the size, font and color of text for ...
    • Introduction to HTML Accessibility 

      Georgia Tech Research on Accessible Distance Education (GRADE); Georgia Institute of Technology. Center for Assistive Technology and Environmental Access (Georgia Institute of Technology, 2004)
      HyperText Markup Language (HTML) is the common language of the Internet. Over 3.3 billion files on the World Wide Web use HTML to communicate a dizzying array of information. HTML is flexible, easy to use and understand, ...
    • Inventor-Driven Product Development 

      Sprigle, Stephen; Maurer, Chris; Kong, Linghua (Georgia Institute of Technology, 2010)
      Inventors of assistive technology often lack resources to support product development and this may hinder their ability to develop useful and commercially viable devices. The purpose of this on‐going project is to support ...
    • Investigation of the Lifespan for Wheelchair Cushions used on a Daily Basis 

      Rivard, David M.; Sprigle, Stephen; Linden, Maureen (Georgia Institute of Technology, 2008)
      Wheelchair cushions function to mediate seating pressures and provide postural stability. For the majority of cushions used on average 12 hours daily, the cover and interior components degrade at varying rates while ...
    • Kangan Roo Project 

      Johanson, Colin; Jowers, Jonathan (Georgia Institute of Technology, 2007)
      The ‘Kangan Roo’ is an innovative electric wheelchair design that can automatically contract and extend its wheelbase while in use. By lengthening the wheelbase it becomes a sturdy outdoor electric wheelchair that can ride ...