The effect of pulsed electromagnetic fields on flexor tendon healing in the rabbit.

Journal of hand surgery (Edinburgh, Scotland) · 1996 · No effect · Low evidence

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No effectLow evidencePaper 4210

In a double-blind controlled trial in adult New Zealand White rabbits, pulsed electromagnetic fields (pulse burst waveform) showed no significant effect on healed tendon repair strength or on adhesion formation.

Study snapshot

PublicationJournal of hand surgery (Edinburgh, Scotland) · 1996
Study typerandomized_trial
Reported directionNo effect
Evidence ratingLow

Abstract

A double-blind controlled trial of the effects of pulsed electromagnetic fields on flexor tendon healing in adult New Zealand White rabbits was performed. A pulse burst waveform, previously demonstrated to influence new vessel growth in the rabbit, was employed. No significant effect was observed on either the healed strength of the tendon repair or the adhesion formation between the repair and the surrounding tissues. The model used for examination of adhesion formation was reproducible and is recommended for further work on the adhesion formation of healing tendons.

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 typerandomized_trial
Effect directionno_effect
PopulationAdult New Zealand White rabbits
Sample sizeNot supplied
ExposureNot supplied
Evidence strengthLowConfidence: 74% · Peer reviewed: yes

Main findings

In a double-blind controlled trial in adult New Zealand White rabbits, pulsed electromagnetic fields (pulse burst waveform) showed no significant effect on healed tendon repair strength or on adhesion formation.

Outcomes measured

  • Healed strength of flexor tendon repair
  • Adhesion formation between tendon repair and surrounding tissues

Limitations

  • No exposure parameters (e.g., frequency, field strength, duration) reported in the abstract
  • Sample size not reported in the abstract
View raw extracted JSON
{
  "study_type": "randomized_trial",
  "exposure": {
    "band": null,
    "source": "pulsed electromagnetic fields (PEMF)",
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": "Adult New Zealand White rabbits",
  "sample_size": null,
  "outcomes": [
    "Healed strength of flexor tendon repair",
    "Adhesion formation between tendon repair and surrounding tissues"
  ],
  "main_findings": "In a double-blind controlled trial in adult New Zealand White rabbits, pulsed electromagnetic fields (pulse burst waveform) showed no significant effect on healed tendon repair strength or on adhesion formation.",
  "effect_direction": "no_effect",
  "limitations": [
    "No exposure parameters (e.g., frequency, field strength, duration) reported in the abstract",
    "Sample size not reported in the abstract"
  ],
  "evidence_strength": "low",
  "confidence": 0.74,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "pulsed electromagnetic fields",
    "PEMF",
    "flexor tendon",
    "tendon healing",
    "rabbit",
    "double-blind",
    "controlled trial",
    "adhesion formation"
  ],
  "suggested_hubs": [
    {
      "slug": "animal-studies",
      "weight": 0.9,
      "reason": "Rabbit double-blind controlled trial assessing biological effects of PEMF on tendon healing."
    }
  ]
}
AI can be wrong. Always verify against the paper.

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: 10.1016/s0266-7681(96)80198-7
PubMed: 8982935

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