An anatomically realistic voxel model of the pregnant woman and numerical dosimetry for a whole-body exposure to RF electromagnetic fields.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference · 2006 · Unclear · Insufficient evidence

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UnclearInsufficient evidencePaper 3469

A whole-body pregnant woman voxel model was developed by combining an adult Japanese female model with a new fetus model constructed from abdominal MRI data of a 7-month pregnant woman. Anatomical details of the model and basic SAR characteristics for whole-b…

Study snapshot

PublicationConference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference · 2006
Study typeengineering
Reported directionUnclear
Evidence ratingInsufficient

Abstract

The numerical dosimetry of pregnant women is one of the most important issues in electromagnetic-field safety. We have recently developed a whole-body numerical female model of an adult Japanese (non-pregnant) average figure. Therefore, a new fetus model including inherent tissues of pregnant women was constructed based on abdominal MRI data of a 7-month pregnant woman. A whole-body pregnant woman model was developed by combining the new fetus and the female models. The anatomical details of the developed pregnant woman model and basic SAR characteristics for whole-body exposure to RF electromagnetic fields are demonstrated.

Machine Enhanced Logic

AI evidence extraction

Structured fields below were generated from the paper’s abstract and metadata to make the evidence easier to inspect. Automated extraction may be incomplete or incorrect; verify important details against the original paper.

Study typeengineering
Effect directionunclear
Population7-month pregnant woman (abdominal MRI data) / pregnant woman numerical model (adult Japanese average figure)
Sample sizeNot supplied
ExposureRF
Evidence strengthInsufficientConfidence: 74% · Peer reviewed: unknown

Main findings

A whole-body pregnant woman voxel model was developed by combining an adult Japanese female model with a new fetus model constructed from abdominal MRI data of a 7-month pregnant woman. Anatomical details of the model and basic SAR characteristics for whole-body RF exposure are presented.

Outcomes measured

  • Numerical dosimetry
  • Specific absorption rate (SAR) characteristics
  • Development of anatomically realistic voxel model

Limitations

  • No RF exposure parameters (e.g., frequency, field strength, duration) reported in the abstract
  • Sample size and representativeness of MRI source data not specified
  • Results described as 'basic SAR characteristics' without quantitative values in the abstract
View raw extracted JSON
{
  "study_type": "engineering",
  "exposure": {
    "band": "RF",
    "source": "whole-body exposure",
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": "7-month pregnant woman (abdominal MRI data) / pregnant woman numerical model (adult Japanese average figure)",
  "sample_size": null,
  "outcomes": [
    "Numerical dosimetry",
    "Specific absorption rate (SAR) characteristics",
    "Development of anatomically realistic voxel model"
  ],
  "main_findings": "A whole-body pregnant woman voxel model was developed by combining an adult Japanese female model with a new fetus model constructed from abdominal MRI data of a 7-month pregnant woman. Anatomical details of the model and basic SAR characteristics for whole-body RF exposure are presented.",
  "effect_direction": "unclear",
  "limitations": [
    "No RF exposure parameters (e.g., frequency, field strength, duration) reported in the abstract",
    "Sample size and representativeness of MRI source data not specified",
    "Results described as 'basic SAR characteristics' without quantitative values in the abstract"
  ],
  "evidence_strength": "insufficient",
  "confidence": 0.74,
  "peer_reviewed_likely": "unknown",
  "keywords": [
    "pregnancy",
    "fetus model",
    "voxel model",
    "MRI",
    "numerical dosimetry",
    "RF electromagnetic fields",
    "SAR",
    "whole-body exposure"
  ],
  "suggested_hubs": [
    {
      "slug": "exposure-assessment",
      "weight": 0.9,
      "reason": "Development of a numerical voxel model and SAR dosimetry for RF whole-body exposure in pregnancy."
    }
  ]
}
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AI-extracted fields are generated from the abstract and metadata and may be incomplete or incorrect. This material is for informational purposes and is not medical advice.

Identifiers and source

DOI: 10.1109/iembs.2006.260807
PubMed: 17946307

Read the original paper →

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