R van Mastrigt

Summary

Affiliation: Erasmus University
Country: The Netherlands

Publications

  1. ncbi Mechanical properties of (urinary bladder) smooth muscle
    R van Mastrigt
    Department of Urology, Erasmus University Rotterdam, The Netherlands
    J Muscle Res Cell Motil 23:53-7. 2002
  2. ncbi Contractile properties of the proximal urethra and bladder in female pig: morphology and function
    J J M Pel
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Neurourol Urodyn 25:70-7. 2006
  3. ncbi Shortening induced effects on force (re)development in pig urinary smooth muscle
    E van Asselt
    Department of Urology, Sector Furore, Room EE 1630, Erasmus MC, PO Box 1738, 3000 DR Rotterdam, The Netherlands
    J Biomech 40:1534-40. 2007
  4. ncbi Threshold for efferent bladder nerve firing in the rat
    E van Asselt
    Department of Urology Urodynamics, Erasmus University Rotterdam, 3000 DR Rotterdam, The Netherlands
    Am J Physiol 276:R1819-24. 1999
  5. ncbi Simultaneous recording of mechanical and intracellular electrical activity in human urinary bladder smooth muscle
    A J Visser
    Department of Urology Urodynamics, Erasmus University Rotterdam, The Netherlands
    BJU Int 86:113-20. 2000
  6. ncbi The role of intracellular and extracellular calcium in mechanical and intracellular electrical activity of human urinary bladder smooth muscle
    A J Visser
    Department of Urology Urodynamics, Erasmus University Rotterdam, The Netherlands
    Urol Res 28:260-8. 2000
  7. ncbi Comparative analysis of the reproducibility and applicability of the condom catheter method for noninvasive urodynamics in two Dutch centers
    J W N C Huang Foen Chung
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Urol Int 81:139-48. 2008
  8. ncbi Intracellular recording of spontaneous electrical activity in human urinary bladder smooth muscle strips
    A J Visser
    Dept of Urology Urodynamics, Erasmus University Rotterdam, Rotterdam, The Netherlands
    Arch Physiol Biochem 107:257-70. 1999
  9. ncbi ORCA: the versatile CPR
    A M van Ginneken
    Dept of Medical Informatics, Erasmus University Rotterdam, The Netherlands
    Methods Inf Med 38:332-8. 1999
  10. ncbi Development of a non-invasive strategy to classify bladder outlet obstruction in male patients with LUTS
    J J M Pel
    Department of Urology Urodynamics, Erasmus University, Rotterdam, The Netherlands
    Neurourol Urodyn 21:117-25. 2002

Collaborators

Detail Information

Publications28

  1. ncbi Mechanical properties of (urinary bladder) smooth muscle
    R van Mastrigt
    Department of Urology, Erasmus University Rotterdam, The Netherlands
    J Muscle Res Cell Motil 23:53-7. 2002
    ..Isometric force development has a time constant in the order of 3 s. indicating that excitation-contraction coupling rather than cross-bridge cycling is rate limiting in this process...
  2. ncbi Contractile properties of the proximal urethra and bladder in female pig: morphology and function
    J J M Pel
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Neurourol Urodyn 25:70-7. 2006
    ..To compare the contractile properties of proximal urethral and bladder muscle of the female pig...
  3. ncbi Shortening induced effects on force (re)development in pig urinary smooth muscle
    E van Asselt
    Department of Urology, Sector Furore, Room EE 1630, Erasmus MC, PO Box 1738, 3000 DR Rotterdam, The Netherlands
    J Biomech 40:1534-40. 2007
    ..We studied the course of force redevelopment after shortening in smooth muscle to unravel the mechanism responsible for this deactivation...
  4. ncbi Threshold for efferent bladder nerve firing in the rat
    E van Asselt
    Department of Urology Urodynamics, Erasmus University Rotterdam, 3000 DR Rotterdam, The Netherlands
    Am J Physiol 276:R1819-24. 1999
    ..Therefore, we concluded that urethral afferent nerve activity does not play a role in the initiation of bladder contractions; voiding contractions presumably are initiated by bladder afferent nerve activity exceeding a certain threshold...
  5. ncbi Simultaneous recording of mechanical and intracellular electrical activity in human urinary bladder smooth muscle
    A J Visser
    Department of Urology Urodynamics, Erasmus University Rotterdam, The Netherlands
    BJU Int 86:113-20. 2000
    ..High potassium was applied to induce Ca2+ influx through voltage-sensitive Ca2+ channels...
  6. ncbi The role of intracellular and extracellular calcium in mechanical and intracellular electrical activity of human urinary bladder smooth muscle
    A J Visser
    Department of Urology Urodynamics, Erasmus University Rotterdam, The Netherlands
    Urol Res 28:260-8. 2000
    ....
  7. ncbi Comparative analysis of the reproducibility and applicability of the condom catheter method for noninvasive urodynamics in two Dutch centers
    J W N C Huang Foen Chung
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Urol Int 81:139-48. 2008
    ..We compared the applicability and reproducibility of the condom catheter method for noninvasive urodynamics in two Dutch studies...
  8. ncbi Intracellular recording of spontaneous electrical activity in human urinary bladder smooth muscle strips
    A J Visser
    Dept of Urology Urodynamics, Erasmus University Rotterdam, Rotterdam, The Netherlands
    Arch Physiol Biochem 107:257-70. 1999
    ..This activity is asynchronous, which could aid to maintain a low pressure in the bladder. Most likely, this spontaneous detrusor activity is myogenic in origin...
  9. ncbi ORCA: the versatile CPR
    A M van Ginneken
    Dept of Medical Informatics, Erasmus University Rotterdam, The Netherlands
    Methods Inf Med 38:332-8. 1999
    ..The paper describes the essence of the architecture of ORCA and the user benefits with emphasis on the support of structured data entry...
  10. ncbi Development of a non-invasive strategy to classify bladder outlet obstruction in male patients with LUTS
    J J M Pel
    Department of Urology Urodynamics, Erasmus University, Rotterdam, The Netherlands
    Neurourol Urodyn 21:117-25. 2002
    ..We developed a simple, non-invasive classification strategy to identify BOO in those male patients who did not strain during voiding...
  11. ncbi Development of a low-cost flow meter to grade the maximum flow rate
    J J M Pel
    Department of Urology Urodynamics, Erasmus University Rotterdam, Rotterdam, The Netherlands
    Neurourol Urodyn 21:48-54. 2002
    ....
  12. ncbi Contractile properties of inner and outer smooth muscle bundles from pig urinary detrusor
    J J M Pel
    Department of Urology, Sector Furore, Erasmus MC, Room EE 1630, PO Box 1738, 3000 DR, Rotterdam, The Netherlands
    Urol Res 33:23-30. 2005
    ....
  13. ncbi Measurement of urinary flow rate using ultrasound in young boys and infants
    K P Wolffenbuttel
    Department of Pediatric Urology, Erasmus University Rotterdam, Rotterdam, The Netherlands
    J Urol 166:1058-61. 2001
    ..In future studies ultrasound will be applied to subsets of male infants with bladder dysfunction...
  14. ncbi Bladder volume sensitivity of isovolumetric intravesical pressure
    R van Mastrigt
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Neurourol Urodyn 25:744-51. 2006
    ..We have studied the (possible) volume dependence of this pressure in order to enhance the accuracy of this type of measurements and to explore its physiological background and possible diagnostic relevance...
  15. ncbi Non-invasive measurement of bladder pressure using an external catheter
    J J Pel
    Department of Urology Urodynamics, Erasmus University Rotterdam, Rotterdam, The Netherlands
    Neurourol Urodyn 18:455-69; discussion 469-75. 1999
    ..Neurourol. Urodynam. 18:455-475, 1999...
  16. ncbi Development and application of the condom catheter method for non-invasive measurement of bladder pressure
    R van Mastrigt
    Sector Furore, Department of Urology, Erasmus MC, The Netherlands
    Indian J Urol 25:99-104. 2009
    ..The measurement technique, its validation and limitations, a diagnostic nomogram to non-invasively diagnose bladder outlet obstruction (BOO), and results of large-scale application are discussed...
  17. ncbi Intracellular electrical activity in human urinary bladder smooth muscle: the effect of high sucrose medium
    A J Visser
    Department of Urology-Urodynamics, Erasmus University Rotterdam, The Netherlands
    Urol Int 66:205-11. 2001
    ..Conclusions: Impairing the ability of tissue movement resulted in changes in the electrophysiological properties of detrusor smooth muscle cells. The results suggest that stretch has an effect on L-type Ca2+ channels...
  18. ncbi Correlation of non-invasive urodynamics with International Prostate Symptom Score (IPSS) and prostate volume
    J W N C Huang Foen Chung
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Neurourol Urodyn 24:25-30. 2005
    ..This suggests that an elevated resistance is a necessary, but not a sufficient condition for lower urinary tract symptoms (LUTS). No correlation was found between the URR and the prostate volume...
  19. ncbi Epidemiological aspects of recruitment of male volunteers for non-invasive urodynamics
    V Avagyan
    Department of Urology, Sector Furore, Erasmus MC, Rotterdam, The Netherlands
    Urol Int 77:159-65. 2006
    ..The response depended on age, being highest around the age of 60, and increased with social economic status. It also depended on the GP who recruited the subjects, and/or on the recruitment method...
  20. ncbi Applicability and reproducibility of condom catheter method for measuring isovolumetric bladder pressure
    J W N C Huang Foen Chung
    Department ofUrology, Erasmus Medical Center, Rotterdam, The Netherlands
    Urology 63:56-60. 2004
    ..CONCLUSIONS: The condom catheter method is very suitable for large-scale use. It has a success rate of 94% and a reproducibility comparable to that of invasive pressure flow studies...
  21. ncbi The variable outflow resistance catheter: a new method to measure bladder pressure noninvasively
    J J Pel
    Department of Urology and Urodynamics, Erasmus University, Rotterdam, The Netherlands
    J Urol 165:647-52. 2001
    ..It has been previously shown that a combination of this pressure and a separately measured maximum flow rate may be used to diagnose bladder outlet obstruction noninvasively...
  22. ncbi Length dependence of the contractility of pig detrusor smooth muscle fibres
    J Minekus
    Department of Urology-Urodynamics, Erasmus University of Rotterdam, The Netherlands
    Urol Res 29:126-33. 2001
    ..37+/-0.14 s(-1) related to the slack length and 0.13+/-0.05 s(-1) related to the optimum length and was not length dependent (n = 16, P < 0.05). Slack length is preferable to normalize the length dependence of smooth muscle...
  23. ncbi Supramaximal stimuli do not evoke a maximal contraction in urinary bladder smooth muscle fibers
    J Minekus
    Department of Urology-Urodynamics, Erasmus University of Rotterdam, The Netherlands
    Urol Int 67:62-8. 2001
    ..Maximum stimulation with one of the stimuli does not result in a maximum isometric force development and maximum shortening velocity...
  24. ncbi Urodynamic follow-up of experimental urethral obstruction in individual guinea pigs
    K P Wolffenbuttel
    Department of Paediatric Urology, Erasmus Medical Centre Rotterdam, Rotterdam, The Netherlands
    Neurourol Urodyn 20:699-713. 2001
    ..Our animal model allows complete urodynamic follow-up of individual animals with urethral obstruction. We observed a specific sequence of changes in urodynamic patterns and parameters of bladder function...
  25. ncbi Re: Noninvasive techniques for the measurement of isovolumetric bladder pressure
    R van Mastrigt
    J Urol 172:777-8; author reply 779. 2004
  26. ncbi ICS standard for digital exchange of urodynamic study data
    R van Mastrigt
    Department of Urology-Urodynamics, Room Ee1630, Erasmus MC, PO Box 1738, 3000 DR Rotterdam, The Netherlands
    Neurourol Urodyn 23:280-1. 2004
  27. ncbi Re: Noninvasive methods of diagnosing bladder outlet obstruction in men. Part 2: Noninvasive urodynamics and combination of measures
    R van Mastrigt
    J Urol 177:797; author reply 797-8. 2007
  28. ncbi The relevance of urodynamic studies for Urge syndrome and dysfunctional voiding: a multicenter controlled trial in children
    An Bael
    Department of Pediatrics, Antwerp University Hospital, Antwerp, Belgium
    J Urol 180:1486-93; discussion 1494-5. 2008
    ....