Evidence map›Paper›PMID 35155802›Full record

ReviewLaryngoscope investigative otolaryngology2022

Cochlear implantation under local anesthetic: A systematic review and meta-analysis.

Ben Walters, Peter Gaskell, Jameel Muzaffar, Haissan Iftikhar, Peter Monksfield, Manohar Bance

Abstract readReview
In one paragraph

Review in Laryngoscope investigative otolaryngology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
  2. Exploring the role of the electrically evoked Vestibulo-Ocular reflex in vestibular implant surgery.European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery · 2026
    Article
  3. How I do it: implantation of Osia® 2 system under local anesthesia.European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery · 2024
    Article
  4. Article
  5. Article
  6. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Ben WaltersRoyal Stoke University Hospital Stoke On Trent UK.ORCID https://orcid.org/0000-0002-5208-6446
Peter GaskellUniversity Hospitals Birmingham NHS Foundation Trust, Queen Elizabeth Hospital Birmingham Birmingham UK.ORCID https://orcid.org/0000-0002-3187-5569
Jameel MuzaffarUniversity Hospitals Birmingham NHS Foundation Trust, Queen Elizabeth Hospital Birmingham Birmingham UK.ORCID https://orcid.org/0000-0003-3065-0269
Haissan IftikharUniversity Hospitals Birmingham NHS Foundation Trust, Queen Elizabeth Hospital Birmingham Birmingham UK.ORCID https://orcid.org/0000-0003-3266-4015
Peter MonksfieldUniversity Hospitals Birmingham NHS Foundation Trust, Queen Elizabeth Hospital Birmingham Birmingham UK.ORCID https://orcid.org/0000-0001-7343-7105
Manohar BanceDepartment of Clinical Neurosciences University of Cambridge, Addenbrooke's Health Campus Cambridge UK.ORCID https://orcid.org/0000-0001-8050-3617

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesAs the population ages and implantation criteria are relaxed, more patients with complex comorbidities are becoming eligible for cochlear implantation (CI). These patients have higher risks associated with general anesthesia. This systematic review assesses outcomes and complications following CI under local anesthetic to examine utility for patients deemed not suitable or at high risk for general anesthesia.

methodsA systematic review and meta-analysis performed according to the 2020 PRISMA guidelines. Databases searched were MEDLINE, PubMed, EMBASE, CINAHL, Web of Science Core Collection, Cochrane Database of Systematic Reviews, and Cochrane Central Register of Controlled Trials and ClinicalTrials.gov. There were no limitations on year of publication or language.

resultsThen, 132 unique were identified. After screening abstracts and full texts for eligibility criteria a total of 18 articles were included. In the nine studies where audiological data were reported, all patients demonstrated improvement in audiological outcomes following implantation under local anesthetic (LA). Only minor complications of transient vertigo, wound infection, facial nerve paralysis, confusion, and tinnitus were reported but all were transient. Meta-analysis showed surgical time was significantly shorter under LA.

conclusionsCI under LA is safe for patients with comorbidities which preclude them from general anesthesia, with minimal complications and an improved cost-effectiveness profile. However, larger scale, robust trials are required to assess this further.

Indexed as

cochlear implantationconscious sedationlocal anesthetic

Identifiers

PMID35155802
PMCPMC8823255

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.