Page 150 - EJMO-9-2

Eurasian Journal of Medicine

and Oncology

ORIGINAL RESEARCH ARTICLE
Reduction of cortical injury using a subdural

catheter guidance device: A comparative study on
burr hole drainage for chronic subdural hematoma

Pasut Limchoopornwikul 1† , Chunxia Wang 2† , Yibo Han 1,3† , Ganlin Li ,
1
1
1
1
4
Shengda Xiao , Zhiwei Wu , Zhipeng Li 1 , Yibao Wang , and Yong Wang *
1 Department of Neurosurgery, The First Affiliated Hospital of China Medical University, Shenyang,
Liaoning Province, China
2 Department of Ophthalmology, The Fourth Affiliated Hospital of China Medical University,
Eye Hospital of China Medical University, Key Lens Research Laboratory of Liaoning Province,
Shenyang, Liaoning Province, China
3 Department of Organ and Tissue Anatomy, Hamamatsu University School of Medicine, Hamamatsu,
Shizuoka, Japan
4 Department of Neurosurgery, Shenyang Ninth People’s Hospital, Shenyang, Liaoning Province, China

† These authors contributed equally Abstract
to this work.
Chronic subdural hematoma (CSDH) is a chronic hemorrhagic lesion caused by the
*Corresponding author: accumulation of blood between the arachnoid mater and the dura mater. Currently, the
Yong Wang
(ywang36@cmu.edu.cn) most commonly used surgical approach for CSDH is burr hole craniotomy. However, this
procedure employs a blind technique, making the cerebral cortex susceptible to injury.
Citation: Limchoopornwikul P, The use of a subdural catheter guidance device combined with burr hole drainage in

Wang C, Han Y, et al. Reduction
of cortical injury using a subdural the treatment of CSDH can prevent intraoperative cerebral cortex damage and reduce
catheter guidance device: its potential impact. This study retrospectively analyzed a total of 518 patients with
A comparative study on burr hole CSDH who underwent surgical treatment at the hospital. Of these, 361 were male
drainage for chronic subdural (69.69%) and 157 were female (30.31%), with a median age of 59.5 years (range: 12 –
hematoma. Eurasian J Med Oncol. 92 years). All patients underwent preoperative head computed tomography and/or
2025;9(2):142-151.
doi: 10.36922/ejmo.8532 magnetic resonance imaging scans, which revealed crescent-shaped mixed-density
or iso-dense shadows beneath the inner table of the skull. Informed consent for the
Received: January 14, 2025 burr hole decompression procedure was obtained from all patients. Subsequently,
1st Revised: February 8, 2025 the 518 patients were randomly divided into two groups: The control group
(undergoing the procedure without a “guidance device”) and the experimental group
2nd Revised: February 25, 2025 (undergoing the procedure with a “guidance device”). All patients provided consent
3rd Revised: March 4, 2025 for the publication of their clinical details and related images. In the control group,
274 patients with CSDH were treated, among whom 6 cases had post-operative cortical
Accepted: March 10, 2025
injury complications, with an incidence rate of 2.19%. In the experimental group,
Published online: March 26, 2025 244 patients with CSDH were treated, and no cortical injury complications occurred
post-operatively, with an incidence rate of 0. Fisher’s exact test (two-tailed) showed
Copyright: © 2025 Author(s).
This is an Open Access article p=0.0427, indicating a significant reduction in cortical injury complications with the
distributed under the terms of the use of the guidance device. In addition, the conditional maximum-likelihood estimate
Creative Commons Attribution (CMLE) odds ratio for Fisher’s exact test was 0, with a 95% confidence interval ranging
License, permitting distribution, from 0.0 to 0.9447, further reflecting the relationship between the relevant factors.
and reproduction in any medium,
provided the original work is This indicates that incorporating a subdural catheter guidance device during burr hole
properly cited. drainage for CSDH can assist surgeons in avoiding damage to the cerebral cortex.
Publisher’s Note: AccScience
Publishing remains neutral with Keywords: Chronic subdural hematoma; One burr-hole craniotomy; Subdural
regard to jurisdictional claims in
published maps and institutional catheterization guidance device; Cortex damage; Drainage tubes
affiliations.

Volume 9 Issue 2 (2025) 142 doi: 10.36922/ejmo.8532