A Eklund

Summary

Country: Sweden

Publications

  1. ncbi A resonator sensor for measurement of intraocular pressure--evaluation in an in vitro pig-eye model
    A Eklund
    Department of Biomedical Engineering and Informatics, University Hospital of Umea, Sweden
    Physiol Meas 21:355-67. 2000
  2. ncbi Two computerized methods used to analyze intracranial pressure B waves: comparison with traditional visual interpretation
    A Eklund
    Department of Biomedical Engineering and Informatics, University of Umea, Sweden
    J Neurosurg 94:392-6. 2001
  3. ncbi Evaluation of applanation resonator sensors for intra-ocular pressure measurement: results from clinical and in vitro studies
    A Eklund
    Department of Biomedical Engineering and Informatics, University Hospital of Umea, Umea, Sweden
    Med Biol Eng Comput 41:190-7. 2003
  4. ncbi Cerebrospinal fluid dynamics and long-term survival of the Strata valve in idiopathic normal pressure hydrocephalus
    B Lundkvist
    Department of Clinical Neuroscience, Umea University, Umea, Sweden
    Acta Neurol Scand 124:115-21. 2011
  5. ncbi CSF outflow resistance as predictor of shunt function. A long-term study
    J Malm
    Department of Clinical Neuroscience, Umea University, Umea, Sweden
    Acta Neurol Scand 110:154-60. 2004
  6. ncbi Infusion technique can be used to distinguish between dysfunction of a hydrocephalus shunt system and a progressive dementia
    A Eklund
    Department of Biomedical Engineering and Informatics, Umea University Hospital, Umea, Sweden
    Med Biol Eng Comput 42:644-9. 2004
  7. ncbi Assessment of cerebrospinal fluid outflow conductance using an adaptive observer--experimental and clinical evaluation
    K Andersson
    Department of Radiation Sciences, Umea University, Umea, Sweden
    Physiol Meas 28:1355-68. 2007
  8. ncbi Comparison of Goldmann applanation and applanation resonance tonometry in a biomicroscope-based in vitro porcine eye model
    P Hallberg
    Department of Biomedical Engineering and Informatics, University Hospital of Umea, S 901 85, Umea, Sweden
    J Med Eng Technol 30:345-52. 2006
  9. ncbi Cerebrospinal fluid hydrodynamics after placement of a shunt with an antisiphon device: a long-term study
    B Lundkvist
    Department of Clinical Neuroscience, University of Umea, Sweden
    J Neurosurg 94:750-6. 2001
  10. ncbi Features of the Sinushunt and its influence on the cerebrospinal fluid system
    A Eklund
    Department of Biomedical Engineering and Informatics, Umea University Hospital, Sweden
    J Neurol Neurosurg Psychiatry 75:1156-9. 2004

Collaborators

Detail Information

Publications21

  1. ncbi A resonator sensor for measurement of intraocular pressure--evaluation in an in vitro pig-eye model
    A Eklund
    Department of Biomedical Engineering and Informatics, University Hospital of Umea, Sweden
    Physiol Meas 21:355-67. 2000
    ....
  2. ncbi Two computerized methods used to analyze intracranial pressure B waves: comparison with traditional visual interpretation
    A Eklund
    Department of Biomedical Engineering and Informatics, University of Umea, Sweden
    J Neurosurg 94:392-6. 2001
    ....
  3. ncbi Evaluation of applanation resonator sensors for intra-ocular pressure measurement: results from clinical and in vitro studies
    A Eklund
    Department of Biomedical Engineering and Informatics, University Hospital of Umea, Umea, Sweden
    Med Biol Eng Comput 41:190-7. 2003
    ..18 mm Hg (n = 108). It was concluded that a spherical contact surface should be preferred and that further development towards a clinical instrument should focus on probe design and signal analysis...
  4. ncbi Cerebrospinal fluid dynamics and long-term survival of the Strata valve in idiopathic normal pressure hydrocephalus
    B Lundkvist
    Department of Clinical Neuroscience, Umea University, Umea, Sweden
    Acta Neurol Scand 124:115-21. 2011
    ..Cerebrospinal fluid (CSF) dynamics and long-term shunt survival of the Strata CSF shunt were evaluated in patients with idiopathic normal pressure hydrocephalus (INPH)...
  5. ncbi CSF outflow resistance as predictor of shunt function. A long-term study
    J Malm
    Department of Clinical Neuroscience, Umea University, Umea, Sweden
    Acta Neurol Scand 110:154-60. 2004
    ..In order to reveal postoperative changes in the CSF hydrodynamic system, we prospectively investigated the features of the system in shunted patients with idiopathic adult hydrocephalus syndrome (IAHS) over a 3-year period...
  6. ncbi Infusion technique can be used to distinguish between dysfunction of a hydrocephalus shunt system and a progressive dementia
    A Eklund
    Department of Biomedical Engineering and Informatics, Umea University Hospital, Umea, Sweden
    Med Biol Eng Comput 42:644-9. 2004
    ..With further development of the lumbar infusion method moving towards easy-to-use equipment, there is potential for widespread clinical use...
  7. ncbi Assessment of cerebrospinal fluid outflow conductance using an adaptive observer--experimental and clinical evaluation
    K Andersson
    Department of Radiation Sciences, Umea University, Umea, Sweden
    Physiol Meas 28:1355-68. 2007
    ..05). However, such a difference is within clinically acceptable limits. This encourages further development of this new real-time approach for estimation of the outflow conductance...
  8. ncbi Comparison of Goldmann applanation and applanation resonance tonometry in a biomicroscope-based in vitro porcine eye model
    P Hallberg
    Department of Biomedical Engineering and Informatics, University Hospital of Umea, S 901 85, Umea, Sweden
    J Med Eng Technol 30:345-52. 2006
    ..To facilitate centre positioning a guiding tool is suggested. Porcine eyes are a possible substitute for human eyes in in vitro models for pre-clinical evaluation of new tonometry methods...
  9. ncbi Cerebrospinal fluid hydrodynamics after placement of a shunt with an antisiphon device: a long-term study
    B Lundkvist
    Department of Clinical Neuroscience, University of Umea, Sweden
    J Neurosurg 94:750-6. 2001
    ..The authors compared the in vivo CSF hydrodynamic properties, including the degree of gravity-induced CSF flow, of a shunt with an antisiphon device with a standard shunt...
  10. ncbi Features of the Sinushunt and its influence on the cerebrospinal fluid system
    A Eklund
    Department of Biomedical Engineering and Informatics, Umea University Hospital, Sweden
    J Neurol Neurosurg Psychiatry 75:1156-9. 2004
    ..The objective of this study was to characterise the features of the Sinushunt and to evaluate its influence on the CSF system...
  11. ncbi MR imaging of brain volumes: evaluation of a fully automatic software
    K Ambarki
    Department of Biomedical Engineering and Informatics, Umea University, Sweden
    AJNR Am J Neuroradiol 32:408-12. 2011
    ..The objective of this study was to evaluate a new commercially available fully automatic software for MR imaging of brain volume assessment. Automatic and expert manual brain volumes were compared...
  12. ncbi Assessment of craniospinal pressure-volume indices
    A Wahlin
    Department of Radiation Sciences, Umea University, Umea, Sweden
    AJNR Am J Neuroradiol 31:1645-50. 2010
    ..In this study, blood and CSF flow measurements are combined with lumbar CSF infusion measurements to assess the craniospinal PVI(CC) and its distribution of cranial and spinal compartments in healthy elderly...
  13. ncbi Ventriculomegaly and balance disturbances in patients with TIA
    H Israelsson
    Department of Clinical Neuroscience, Umea University, Sweden
    Acta Neurol Scand 125:163-70. 2012
    ..The objective of this study was to study the frequency of ventriculomegaly, with or without hydrocephalic symptoms, in patients who had suffered from a transitory ischaemic attack (TIA)...
  14. ncbi An adjustable CSF shunt: advices for clinical use
    B Lundkvist
    Department of Clinical Neuroscience, Umea University, Umea, Sweden
    Acta Neurol Scand 108:38-42. 2003
    ..The in vitro properties of a newly introduced, adjustable differential pressure valve with a siphon-preventing device (Strata valve) was compared with its predecessor (Delta valve)...
  15. ncbi Implementation of a new CSF dynamic device: a multicenter feasibility study in 562 patients
    J Malm
    Department of Clinical Neuroscience, Umea University, Sweden
    Acta Neurol Scand 125:199-205. 2012
    ..The cerebrospinal fluid (CSF) infusion test is frequently used when selecting hydrocephalus patients for shunt surgery. Very little has been reported regarding adverse events. We present a prospective feasibility study...
  16. ncbi A catheter tactile sensor for measuring hardness of soft tissue: measurement in a silicone model and in an in vitro human prostate model
    A Eklund
    Department of Biomedical Engineering and Informatics, University Hospital, Umea, Sweden
    Med Biol Eng Comput 37:618-24. 1999
    ..These findings hold the promise of further development of a non-invasive tool for hardness measurement in a clinical situation...
  17. ncbi Brain energy metabolism and intracranial pressure in idiopathic adult hydrocephalus syndrome
    A Agren-Wilsson
    Department of Clinical Neuroscience, Umea University, S 901 85 Umea, Sweden
    J Neurol Neurosurg Psychiatry 76:1088-93. 2005
    ..The symptoms in idiopathic adult hydrocephalus syndrome (IAHS) are consistent with pathology involving the periventricular white matter, presumably reflecting ischaemia and CSF hydrodynamic disturbance...
  18. ncbi Objective B wave analysis in 55 patients with non-communicating and communicating hydrocephalus
    H Stephensen
    Hydrocephalus Research Unit, Institute of Clinical Neuroscience, Sahlgrenska University Hospital, , , Sweden
    J Neurol Neurosurg Psychiatry 76:965-70. 2005
    ..CONCLUSIONS: B waves are commonly observed in patients with both communicating and non-communicating hydrocephalus, but are only weakly related to the degree of postsurgical improvement...
  19. ncbi Intracerebral microdialysis and CSF hydrodynamics in idiopathic adult hydrocephalus syndrome
    A Agren-Wilsson
    Department of Clinical Neuroscience, Umea University, S 901 85 Umea, Sweden
    J Neurol Neurosurg Psychiatry 74:217-21. 2003
    ..In idiopathic adult hydrocephalus syndrome (IAHS), a pathophysiological model of "chronic ischaemia" caused by an arteriosclerotic process in association with a CSF hydrodynamic disturbance has been proposed...
  20. ncbi CSF pressure assessed by lumbar puncture agrees with intracranial pressure
    N Lenfeldt
    Department of Clinical Neuroscience, Umea University, S 901 85 Umea, Sweden
    Neurology 68:155-8. 2007
    ..75 mm Hg) and a regression coefficient of 0.98. The concurrence supports the lumbar puncture as an accurate technique to determine ICP in patients with communicating CSF systems...
  21. ncbi Hydrophobic surfactant-associated polypeptides: SP-C is a lipopeptide with two palmitoylated cysteine residues, whereas SP-B lacks covalently linked fatty acyl groups
    T Curstedt
    Department of Clinical Chemistry, Karolinska Hospital, Stockholm, Sweden
    Proc Natl Acad Sci U S A 87:2985-9. 1990
    ..Long-chain acylation may constitute a means for association of proteins with membranes and could conceivably modulate the stability and biological activity of surfactant films...