Evidence map›Paper›PMID 38231293›Full record

ArticleActa neurochirurgica2024

Boltless nylon-suture technique for stereotactic electroencephalography as a safe, effective alternative when the anchor bolt is inappropriate.

Manabu Mutoh, Satoshi Maesawa, Daisuke Nakatsubo, Tomotaka Ishizaki, Takafumi Tanei, Jun Torii, Yoshiki Ito, Miki Hashida, Ryuta Saito

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Article in Acta neurochirurgica, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Manabu MutohDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Satoshi MaesawaDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan. smaesawa@med.nagoya-u.ac.jp.ORCID 0000-0001-7518-0171
Daisuke NakatsuboDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Tomotaka IshizakiDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Takafumi TaneiDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Jun ToriiDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Yoshiki ItoDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Miki HashidaDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.
Ryuta SaitoDepartment of Neurosurgery, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi, 4668650, Japan.

Funding

AMED Grant Number 21uk1024005h0001Japanese Grant-in-Aid for Scientific Research KAKENHIJapanese Grant-in-Aid for Scientific Research no. 22H03184
6 · The paper itself

Abstract

backgroundThe use of anchor bolts to secure electrodes to the skull can be difficult in some clinical situations. Herein, we present the boltless technique to secure electrodes to the scalp using nylon sutures to overcome the problems associated with anchor bolts. We investigated the safety, accuracy errors, and patient-related and operative factors affecting errors in the boltless technique.

methodsThis single-institution retrospective series analyzed 103 electrodes placed in 12 patients. The target-point localization error (TPLE), entry-point localization error (EPLE), radial error (RE), and depth error (DE) of the electrodes were calculated.

resultsThe median of the mean operative time per electrode was 9.3 min. The median TPLE, EPLE, RE, and absolute DE value were 4.1 mm, 1.6 mm, 2.7 mm, and 1.9 mm, respectively. Positive correlations were observed between the preoperative scalp thickness, mean operative time per electrode, EPLE, RE, and the absolute value of DE versus TPLE (r = .228, p = .02; r = .678, p = .015; r = .228, p = .02; r = .445, p < .01; r = .630, p < .01, respectively), and electrode approach angle versus EPLE (r = .213, p = .031). Multivariate analysis revealed that the absolute value of DE had the strongest influence on the TPLE, followed by RE and preoperative scalp thickness, respectively (β = .938, .544, .060, respectively, p < .001). No complications related to SEEG insertion and monitoring were encountered.

conclusionThe boltless technique using our unique planning and technical method is a safe, effective, and low-cost alternative in cases where anchor bolts are contraindicated.

Indexed as

ElectroencephalographyNylonsHumansRetrospective StudiesScalpSuturesSuture TechniquesNylonsAnchor boltDrug-resistant epilepsyIntracranial recordingsRobot-assistantSEEGStereotactic electroencephalography

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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.