David Rempel

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint Thumb force and muscle loads are influenced by the design of a mechanical pipette and by pipetting tasks
    Krishna R Asundi
    University of California, Berkeley, 1301 S 46th St, Building 163, Richmond, CA 94804, USA
    Hum Factors 47:67-76. 2005
  2. ncbi request reprint The effect of six keyboard designs on wrist and forearm postures
    David Rempel
    Ergonomics Program, Department of Medicine, University of California, San Francisco, CA 94804, USA
    Appl Ergon 38:293-8. 2007
  3. pmc Long-term cyclical in vivo loading increases cartilage proteoglycan content in a spatially specific manner: an infrared microspectroscopic imaging and polarized light microscopy study
    Ehsan Saadat
    Department of Bioengineering, University of California, Berkeley, 459 Evans Hall 1762 Berkeley, CA 94720 1762, USA
    Arthritis Res Ther 8:R147. 2006
  4. doi request reprint Follow-up of neck and shoulder pain among sewing machine operators: The Los Angeles garment study
    Pin Chieh Wang
    Department of Epidemiology, School of Public Health, University of California, Los Angeles, California 90095 1772, USA
    Am J Ind Med 53:352-60. 2010
  5. pmc Overhead drilling: comparing three bases for aligning a drilling jig to vertical
    David Rempel
    Ergonomics Program, University of California, San Francisco, 1301 S 46th Street, Richmond, CA 94804, USA
    J Safety Res 41:247-51. 2010
  6. doi request reprint Distal upper extremity musculoskeletal risk factors associated with colonoscopy
    David Rempel
    Department of Medicine, University of California, Ergonomics Program, Richmond Field Station, 1301 S 46th Street, Building 163, Richmond, CA 94707, USA
    Work 41:4680-2. 2012
  7. ncbi request reprint The effects of periodontal curette handle weight and diameter on arm pain: a four-month randomized controlled trial
    David Rempel
    Division of Occupational and Environmental Medicine, University of California, San Francisco, 1301 S 46th St, Building 163, Richmond, CA 94804, USA
    J Am Dent Assoc 143:1105-13. 2012
  8. ncbi request reprint A randomized controlled trial evaluating the effects of new task chairs on shoulder and neck pain among sewing machine operators: the Los Angeles garment study
    David M Rempel
    Division of Occupational and Environmental Medicine, Department of Medicine, University of California, San Francisco, CA, USA
    Spine (Phila Pa 1976) 32:931-8. 2007
  9. pmc Effect of wrist posture on carpal tunnel pressure while typing
    David M Rempel
    Department of Medicine, University of California, San Francisco, California, USA
    J Orthop Res 26:1269-73. 2008
  10. doi request reprint The effects of split keyboard geometry on upper body postures
    David Rempel
    Ergonomics Program, Department of Medicine, University of California, San Francisco, CA, USA
    Ergonomics 52:104-11. 2009

Collaborators

Detail Information

Publications50

  1. ncbi request reprint Thumb force and muscle loads are influenced by the design of a mechanical pipette and by pipetting tasks
    Krishna R Asundi
    University of California, Berkeley, 1301 S 46th St, Building 163, Richmond, CA 94804, USA
    Hum Factors 47:67-76. 2005
    ..Actual or potential applications of this research include modifications to pipette designs and worker training in order to reduce hand pain associated with pipetting...
  2. ncbi request reprint The effect of six keyboard designs on wrist and forearm postures
    David Rempel
    Ergonomics Program, Department of Medicine, University of California, San Francisco, CA 94804, USA
    Appl Ergon 38:293-8. 2007
    ..These findings may assist in recommendations regarding the selection of keyboards for computer usage...
  3. pmc Long-term cyclical in vivo loading increases cartilage proteoglycan content in a spatially specific manner: an infrared microspectroscopic imaging and polarized light microscopy study
    Ehsan Saadat
    Department of Bioengineering, University of California, Berkeley, 459 Evans Hall 1762 Berkeley, CA 94720 1762, USA
    Arthritis Res Ther 8:R147. 2006
    ..Furthermore, stimulation is localized to cartilage regions of high hydrostatic pressure. These data may be useful in developing interventions to prevent overuse injuries or in developing therapies to improve joint function...
  4. doi request reprint Follow-up of neck and shoulder pain among sewing machine operators: The Los Angeles garment study
    Pin Chieh Wang
    Department of Epidemiology, School of Public Health, University of California, Los Angeles, California 90095 1772, USA
    Am J Ind Med 53:352-60. 2010
    ..The aim of the present study is to explore factors affecting or modifying self-reported neck/shoulder pain in sewing machine operators...
  5. pmc Overhead drilling: comparing three bases for aligning a drilling jig to vertical
    David Rempel
    Ergonomics Program, University of California, San Francisco, 1301 S 46th Street, Richmond, CA 94804, USA
    J Safety Res 41:247-51. 2010
    ..Both interventions were rated as inferior to the usual method based on poor setup time and mobility...
  6. doi request reprint Distal upper extremity musculoskeletal risk factors associated with colonoscopy
    David Rempel
    Department of Medicine, University of California, Ergonomics Program, Richmond Field Station, 1301 S 46th Street, Building 163, Richmond, CA 94707, USA
    Work 41:4680-2. 2012
    ..The risk factors for the left hand may be reduced with alternative designs and support mechanisms for the colonoscope head...
  7. ncbi request reprint The effects of periodontal curette handle weight and diameter on arm pain: a four-month randomized controlled trial
    David Rempel
    Division of Occupational and Environmental Medicine, University of California, San Francisco, 1301 S 46th St, Building 163, Richmond, CA 94804, USA
    J Am Dent Assoc 143:1105-13. 2012
    ..The authors conducted a four-month randomized controlled trial to evaluate the effects of curette handle diameter and weight on arm pain among dental hygienists and dentists...
  8. ncbi request reprint A randomized controlled trial evaluating the effects of new task chairs on shoulder and neck pain among sewing machine operators: the Los Angeles garment study
    David M Rempel
    Division of Occupational and Environmental Medicine, Department of Medicine, University of California, San Francisco, CA, USA
    Spine (Phila Pa 1976) 32:931-8. 2007
    ..This is a 4-month randomized controlled trial to evaluate the effect of chair design on neck/shoulder pain among sewing machine operators...
  9. pmc Effect of wrist posture on carpal tunnel pressure while typing
    David M Rempel
    Department of Medicine, University of California, San Francisco, California, USA
    J Orthop Res 26:1269-73. 2008
    ..The findings may also be useful to clinicians and ergonomists in the management of patients with carpal tunnel syndrome who use a keyboard...
  10. doi request reprint The effects of split keyboard geometry on upper body postures
    David Rempel
    Ergonomics Program, Department of Medicine, University of California, San Francisco, CA, USA
    Ergonomics 52:104-11. 2009
    ..The findings of this study are relevant to the positioning and adjustment of split keyboards. The findings will also be useful for engineers who design split keyboards...
  11. doi request reprint Field evaluation of a modified intervention for overhead drilling
    David Rempel
    Division of Occupational and Environmental Medicine, University of California, San Francisco, California 94804, USA
    J Occup Environ Hyg 7:194-202. 2010
    ..These improvements are most likely due to the reduced hand forces, reduced shoulder abduction and flexion, and reduced drilling time...
  12. doi request reprint A new method for overhead drilling
    David Rempel
    Department of Bioengineering, University of California at Berkeley, Berkeley, CA 94720, USA
    Ergonomics 52:1584-9. 2009
    ..Devices designed to improve workplace safety may need to undergo several rounds of field testing and modification prior to implementation...
  13. ncbi request reprint The effects of visual display distance on eye accommodation, head posture, and vision and neck symptoms
    David Rempel
    Ergonomics Program, University of California Berkeley, 1301 South 46th St, Bldg 163, Richmond, CA 94804, USA
    Hum Factors 49:830-8. 2007
    ..Determine the effects of display viewing distance on both the visual and musculoskeletal systems while the text height is held constant across viewing distances...
  14. ncbi request reprint The split keyboard: an ergonomics success story
    David Rempel
    Department of Bioengineering, University of California, Berkeley, Berkeley, California 94804, USA
    Hum Factors 50:385-92. 2008
    ..The author reviews the paper by Kroemer (1972) on the design of the split geometry keyboard and the subsequent 35 years of research on the topic...
  15. ncbi request reprint The effects of periodontal instrument handle design on hand muscle load and pinch force
    Hui Dong
    School of Public Health, University of California, Berkeley, 94804, USA
    J Am Dent Assoc 137:1123-30; quiz 1170. 2006
    ..An important risk factor in dental practice is forceful pinching, which occurs during dental scaling. Ergonomically designed dental instruments may help reduce the prevalence of MSDs among dental practitioners...
  16. doi request reprint Pinch force and forearm-muscle load during routine colonoscopy: a pilot study
    Amandeep K Shergill
    San Francisco Veterans Affairs Medical Center, San Francisco, California 94121, USA
    Gastrointest Endosc 69:142-6. 2009
    ....
  17. pmc The effect of tool handle shape on hand muscle load and pinch force in a simulated dental scaling task
    Hui Dong
    School of Public Health, University of California, 1301 South 46th Street, Building 163, Richmond, Berkeley, CA 94804, USA
    Appl Ergon 38:525-31. 2007
    ..The results from this study can guide dentists and dental hygienists in selection of dental scaling instruments...
  18. ncbi request reprint Evaluation of a dynamic arm support for seated and standing tasks: a laboratory study of electromyography and subjective feedback
    Dan Odell
    Ergonomics Laboratory, University of California, Richmond Field Station 1301 S 46th Street, Building 163, Richmond, CA 94804, USA
    Ergonomics 50:520-35. 2007
    ..For rapid motions, the value of the support is limited due to internal inertia and friction...
  19. ncbi request reprint The effects of finger rest positions on hand muscle load and pinch force in simulated dental hygiene work
    Hui Dong
    School of Dentistry, University of California San Francisco, CA, USA
    J Dent Educ 69:453-60. 2005
    ..Including biomechanical and ergonomic principles in dental and dental hygiene curricula will raise awareness of ergonomics among dental practitioners and help them incorporate these principles into daily practice...
  20. ncbi request reprint The effect of keyboard key spacing on typing speed, error, usability, and biomechanics: Part 1
    Anna Pereira
    School of Public Health, University of California at Berkeley, Richmond 94804, USA
    Hum Factors 55:557-66. 2013
    ..In this study, we evaluated the effects of key spacing on a conventional computer keyboard on typing speed, percentage error, usability, and forearm muscle activity and wrist posture...
  21. ncbi request reprint Finger flexor motor control patterns during active flexion: an in vivo tendon force study
    Mina Nikanjam
    Department of Bioengineering, University of California, San Francisco, United States
    Hum Mov Sci 26:1-10. 2007
    ..With the wrist in a flexed posture, the motion was generally both initiated and continued using FDP force. At some wrist postures, finger flexion was initiated by passive forces which were replaced by FDP force to complete the motion...
  22. ncbi request reprint Pinch forces and instrument tip forces during periodontal scaling
    Hui Dong
    School of Public Health, University of California, Berkeley, Berkeley, CA 94804, USA
    J Periodontol 78:97-103. 2007
    ..An important risk factor for these disorders is forceful pinching; however, the pinch forces and instrument forces during scaling are unknown...
  23. ncbi request reprint In vivo flexor tendon forces increase with finger and wrist flexion during active finger flexion and extension
    Katarzyna Kursa
    Department of Bioengineering, University of California, San Francisco, Richmond, California, USA
    J Orthop Res 24:763-9. 2006
    ..This risk can be further decreased for a FDS tendon repair by reducing wrist flexion angle...
  24. ncbi request reprint Effort-reward imbalance and one-year change in neck-shoulder and upper extremity pain among call center computer operators
    Niklas Krause
    Dr N Krause, University of California at San Francisco University of California Berkeley Richmond Field Station, Richmond, CA 94804, USA
    Scand J Work Environ Health 36:42-53. 2010
    ....
  25. ncbi request reprint Effect of dental tool surface texture and material on static friction with a wet gloved fingertip
    Charles Laroche
    Division of Occupational and Environmental Medicine, University of California, San Francisco, CA, USA
    J Biomech 40:697-701. 2007
    ..Coefficients of static friction were higher for the nitrile glove than the latex glove for tools with texture. These findings may be applied to the design of hand tools that require fine motor control with a wet, gloved hand...
  26. doi request reprint A randomized controlled trial of chair interventions on back and hip pain among sewing machine operators: the los angeles garment study
    Pin Chieh Wang
    Department of Epidemiology, School of Public Health, University of California, Los Angeles, California, USA
    J Occup Environ Med 50:255-62. 2008
    ..Determine whether an adjustable chair with a curved or a flat seat pan improved monthly back and hip pain scores in sewing machine operators...
  27. doi request reprint The effect of two alternative arm supports on shoulder and upper back muscle loading during pipetting
    Paul Rempel
    University of California, Berkeley, CA, USA
    Work 39:195-200. 2011
    ..This study explores the effect of using two alternative arm supports while pipetting on muscle loading in the shoulder/neck region...
  28. doi request reprint Development of a method for evaluating accessibility of medical equipment for patients with disabilities
    Molly Follette Story
    University of California, Berkeley, Bioengineering, 1301 S 46th Street, Bldg 163, Richmond, CA 94804, United States
    Appl Ergon 42:178-83. 2010
    ..The purpose of this study was to develop a method for evaluating accessibility of medical equipment for patients with disabilities...
  29. pmc A biomechanical analysis of applied pinch force during periodontal scaling
    Alfredo Villanueva
    Bioengineering, University of California, San Francisco, Richmond, CA 94804, USA
    J Biomech 40:1910-5. 2007
    ..01). The mean safety margin was higher for inexperienced (4.88+/-1.58) than experienced (3.35+/-0.55) dentists, suggesting that students apply excessive force during scaling...
  30. doi request reprint Personal and workplace psychosocial risk factors for carpal tunnel syndrome: a pooled study cohort
    Carisa Harris-Adamson
    Department of Environmental Health Sciences, School of Public Health, University of California Berkeley, Berkeley, California 94609, USA
    Occup Environ Med 70:529-37. 2013
    ....
  31. doi request reprint 1st place, PREMUS best paper competition: workplace and individual factors in wrist tendinosis among blue-collar workers--the San Francisco study
    Carisa Harris
    Environmental Health Sciences, School of Public Health, University of California, Berkeley, USA
    Scand J Work Environ Health 37:85-98. 2011
    ..Workplace studies have linked hand/wrist tendinosis to forceful and repetitive hand exertions, but the associations are not consistent. We report findings from a prospective study of right wrist tendinosis among blue-collar workers...
  32. ncbi request reprint Entrapment neuropathies: pathophysiology and pathogenesis
    David M Rempel
    Department of Medicine, University of California, San Francisco, CA 94804, USA
    J Electromyogr Kinesiol 14:71-5. 2004
    ..g. peak force, mean force, force rate, duty cycle, etc.). In addition, these models will allow us to evaluate various prevention, treatment and rehabilitation protocols...
  33. ncbi request reprint Workplace interventions to prevent musculoskeletal and visual symptoms and disorders among computer users: a systematic review
    Shelley Brewer
    The University of Texas, School of Public Health, Southwest Center for Occupational and Environmental Health, Houston, TX, USA
    J Occup Rehabil 16:325-58. 2006
    ..The literature examining the effects of workstation, eyewear and behavioral interventions on musculoskeletal and visual symptoms among computer users is large and heterogeneous...
  34. doi request reprint Holding a tablet computer with one hand: effect of tablet design features on biomechanics and subjective usability among users with small hands
    Anna Pereira
    a School of Public Health and Department of Bioengineering, University of California Berkeley, Berkeley, CA, USA
    Ergonomics 56:1363-75. 2013
    ..6 mm) had better usability and biomechanics than one with a smaller grip (5 mm). There were no significant differences in productivity between design features. These design parameters may be important when designing tablets...
  35. ncbi request reprint In vivo forces generated by finger flexor muscles do not depend on the rate of fingertip loading during an isometric task
    Katarzyna Kursa
    Department of Bioengineering, University of California San Francisco, 1301 South 46th Street, Building 163, Richmond, CA 94804, USA
    J Biomech 38:2288-93. 2005
    ..These findings suggest that for high precision, isometric pinch maneuvers under static finger conditions, tendon forces are independent of loading rate...
  36. ncbi request reprint Carpal tunnel pressure alters median nerve function in a dose-dependent manner: a rabbit model for carpal tunnel syndrome
    Edward Diao
    Department of Orthopaedic Surgery, University of California, San Francisco, 500 Parnassus MU 320W, San Francisco, CA 94143 0728, USA
    J Orthop Res 23:218-23. 2005
    ..We hypothesized that such pressure would cause electrophysiologic changes in the median nerve in a dose-related manner, with NCS/EMG changes consistent with CTS in humans...
  37. ncbi request reprint Measuring the physical demands of work in hospital settings: design and implementation of an ergonomics assessment
    Ira L Janowitz
    University of California San Francisco Berkeley Ergonomics Program, 1301 South 46th St, Building 163, Richmond, CA 94804, USA
    Appl Ergon 37:641-58. 2006
    ..Assessing the physical demands of the heterogeneous jobs in hospitals requires appropriate and validated assessment methodologies...
  38. doi request reprint Self-reported pain and physical signs for musculoskeletal disorders in the upper body region among Los Angeles garment workers
    Pin Chieh Wang
    Department of Epidemiology, School of Public Health, University of California, Los Angeles, CA 90095 1772, USA
    Work 34:79-87. 2009
    ..Also, in order to evaluate the success of an intervention, screening, or surveillance program for work related MSDs, it is important to define clearly which outcome measure best to employ...
  39. doi request reprint A randomized controlled trial evaluating an alternative mouse or forearm support on change in median and ulnar nerve motor latency at the wrist
    Craig F Conlon
    Department of Environmental Health Sciences, School of Public Health, University of California, Los Angeles, California, USA
    Am J Ind Med 52:304-10. 2009
    ..The purpose of this study was to determine the effects of an alternative mouse and/or a forearm support board on nerve function at the wrist among engineers...
  40. ncbi request reprint Upper extremity pain and computer use among engineering graduate students
    Eric B Schlossberg
    University Health Services, University of California at Berkeley, Berkeley, California 94804, USA
    Am J Ind Med 46:297-303. 2004
    ..The objective of this study was to investigate risk factors associated with persistent or recurrent upper extremity and neck pain among engineering graduate students...
  41. doi request reprint A three-dimensional anthropometric solid model of the hand based on landmark measurements
    Matthew S Rogers
    Ergonomics Program, Department of Bioengineering, University of California, Berkeley, CA, USA
    Ergonomics 51:511-26. 2008
    ..The application of this research includes improved ergonomic hand tool design through the use of hand anthropometry reference values developed from the general population using grasping hand postures...
  42. ncbi request reprint VEGF, VEGFR-1, and CTGF cell densities in tendon are increased with cyclical loading: An in vivo tendinopathy model
    Leena H Nakama
    University of California, Berkeley and San Francisco, Joint Graduate Group in Bioengineering, 1301 South 46th Street, Bldg 163, Richmond, California 94804, USA
    J Orthop Res 24:393-400. 2006
    ..VEGF, VEGFR-1, and CTGF are increased in tendon experiencing cyclical loading and may play a role in the early vascular changes in the progression to tendinosis...
  43. ncbi request reprint Accessibility of radiology equipment for patients with mobility disabilities
    Molly Follette Story
    University of California, Berkeley, Richmond, CA 94804, USA
    Hum Factors 50:801-10. 2008
    ..The purpose was to evaluate accessibility of typical radiology platforms by participants with mobility disabilities...
  44. pmc Effect of repetition rate on the formation of microtears in tendon in an in vivo cyclical loading model
    Leena H Nakama
    University of California, Berkeley, CA, USA
    J Orthop Res 25:1176-84. 2007
    ..The results suggest that repetition rate or number of loading cycles is associated with increased tendon microtears or fragility in a dose-response pattern...
  45. ncbi request reprint In vitro system for applying cyclic loads to connective tissues under displacement or force control
    Krishna R Asundi
    Ergonomics Program, Department of Bioengineering, University of California at Berkeley, 1301 South 46th Street, Building 163, Richmond, CA 94804, USA
    Ann Biomed Eng 35:1188-95. 2007
    ..The system can be used to examine the relationship between each loading parameter and biomechanical factors of connective tissues maintained in culture which may provide useful information regarding the etiology of overuse injuries...
  46. ncbi request reprint Upper extremity mononeuropathy among engineers
    Craig F Conlon
    School of Public Health, University of California, Los Angeles, California 94804, USA
    J Occup Environ Med 47:1276-84. 2005
    ..The objectives of this study were to estimate the prevalence of mononeuropathy at the wrist among engineers who use computers and to identify associated risk factors...
  47. ncbi request reprint Evidence of tendon microtears due to cyclical loading in an in vivo tendinopathy model
    Leena H Nakama
    Joint Graduate Group in Bioengineering, University of California, Berkeley, CA, USA
    J Orthop Res 23:1199-205. 2005
    ..0001) across all regions compared to the unloaded contralateral limb. These early microstructural changes in a repetitively loaded tendon may initiate a degenerative process that leads to tendinosis...
  48. ncbi request reprint Guidelines for wrist posture based on carpal tunnel pressure thresholds
    Peter J Keir
    Department of Kinesiology, McMaster University, Hamilton, Ontario, Canada
    Hum Factors 49:88-99. 2007
    ..However, the physiologic basis for wrist posture guidelines at work is limited...
  49. ncbi request reprint Pathomechanics of peripheral nerve loading. Evidence in carpal tunnel syndrome
    Peter J Keir
    School of Kinesiology and Health Science, York University Toronto, Ontario, Canada
    J Hand Ther 18:259-69. 2005
    ..This article reviews the physiologic, pathophysiologic, and histologic effects of compressing peripheral nerves in animal models, and then examines the evidence for similar processes in humans using CTS as a model...
  50. ncbi request reprint A multi-method study evaluating computing-related risk factors among college students
    Cammie Chaumont Menendez
    The University of Texas School of Public Health, Houston, TX 77030, USA
    Work 28:287-97. 2007
    ..To characterize undergraduate computer use using different data collection methods, emphasizing computing-related postures, use patterns and upper extremity musculoskeletal symptoms...

Research Grants19

  1. EFFECTS OF AN ERGONOMIC INTERVENTION FOR COMPUTER WORK
    David Rempel; Fiscal Year: 2002
    ..5SD) of the pain severity-week score. The total cost of implementing the intervention will be estimated. The findings and recommendations will be disseminated statewide in cooperation with the California Department of Health Services. ..
  2. Effect of tool design on hand pain in dental practiioners
    David M Rempel; Fiscal Year: 2010
    ..This randomized controlled study will deterimine if dentists or dental hygienists who use such a tool report less hand and arm pain compared to those who continue to use the conventional tool design. ..
  3. Collaborative Study:Workplace Musculoskeletal Disorders
    David Rempel; Fiscal Year: 2006
    ..Study methods, instruments, and data format will be coordinated with the NIOSH Work-related Musculoskeletal Disorders Consortium. ..
  4. A model for wrist and elbow musculoskeletal disorders
    David Rempel; Fiscal Year: 2004
    ....
  5. TENDON FORCE DURING OCCUPATIONAL HAND ACTIVITIES
    David Rempel; Fiscal Year: 2001
    ..The proposed study is a collaborative effort between the University of California Ergonomics Program (UCSF), Hand and Microsurgery (UCSP), Mechanical Engineering (UC Berkeley), and the Smith-Kettlewell Eye Research Institute. ..
  6. A Pooled Longitudinal Analysis of Workplace Carpal Tunnel Syndrome
    David M Rempel; Fiscal Year: 2010
    ..This information is needed by employers, employees, and health and safety personnel to design safer workplaces in order to reduce the chance of developing carpal tunnel syndrome. ..