Examining Trends in Implantable Arterial Doppler Usage Among North American Head and Neck Microsurgeons: A Survey Study
Research article published in Annals of vascular surgery (2023)
Abstract
BACKGROUND: There are variations in implantable arterial Doppler usage for microvascular free tissue monitoring among North American surgeons. Identifying utilization trends among the microvascular community may elucidate practice patterns that may be useful in determining protocols. Furthermore, study of this information may yield novel and unique applications in other disciplines such as vascular surgery. METHODS: Electronically disseminated survey study shared with a large database of North American head and neck microsurgeons. RESULTS: Seventy four percent of respondents use the implantable arterial Doppler; 69% report use in all cases. Ninety five percent remove the Doppler by the seventh postoperative day. All respondents felt that the Doppler did not impede care progression. Any implication of flap compromise was followed with a clinical assessment in 100% of respondents. If viable, 89% would continue monitoring after clinical examination, while 11% would take the patient for exploration regardless of clinical examination. CONCLUSIONS: The efficacy of the implantable arterial Doppler has been established in the literature and is supported by the results of this study. Further investigation is required to establish a consensus on use guidelines. The implantable Doppler is more often used in conjunction with rather than substitution for clinical examination.
Abstract sourced from PubMed (NCBI) for the cited record. See the original publication for the authoritative version.
Summary
Peer-reviewed clinical and outcomes research relevant to medicinal leech therapy and its biology. Indexed in PubMed and verified against the NCBI record.
Why This Matters for Hirudotherapy
This survey of North American head-and-neck microsurgeons found that 74% use the implantable arterial Doppler for free-flap monitoring (69% in all cases), 95% remove it by the seventh postoperative day, and that it is used alongside rather than as a substitute for clinical examination, with all respondents reporting it did not impede care. The relevance to hirudotherapy is the shared clinical setting: flap monitoring is how surgeons detect the venous congestion and perfusion compromise for which medicinal leeches are applied as salvage therapy, so monitoring practice patterns shape when leech treatment is triggered. Caveat: this is a self-reported survey study, not a controlled trial of outcomes, and it makes no reference to leech therapy; it reflects practice variation and opinion rather than comparative efficacy data.
Citation
Examining Trends in Implantable Arterial Doppler Usage Among North American Head and Neck Microsurgeons: A Survey Study.
Langenfeld et al. · Annals of vascular surgery, 2023
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