Thyroidectomy operations have traditionally been performed as open surgery. However, the scarring that occurs in the patient leads to cosmetic problems, especially in young women. Today, as a result of the development of minimally invasive surgical techniques, the number of natural orifice transluminal endoscopic surgeries (NOTES) is increasing. Surgical scars are avoided by using natural pathways such as the mouth, urethra, vagina or anus. Transoral endoscopic thyroidectomy (TOETVA) with vestibular approach, a form of NOTES, was first performed in 2011. In this method, the operation is performed through three ports entered near the gingiva-buccal sulcus. TOETVA surgeries are performed with an insufflation pressure of 6 mmHg in the neck region. No studies are examining the effects of this pressure on the blood vessels in the neck region on the blood supply to the brain tissue. Therefore, the investigators aim to compare cases operated using open thyroidectomy or TOETVA method by measuring cerebral regional tissue saturation.
Study Type
OBSERVATIONAL
Enrollment
40
The Near-infrared spectroscopy probes will be placed in the frontal region.
University of Health Sciences, Antalya Training and Research Hospital
Antalya, Turkey (Türkiye)
cerebral regional oxygen saturation in TOETVA and open thyroidectomy
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: Before induction
cerebral regional oxygen saturation in TOETVA and open thyroidectomy
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: 10 minutes after induction
cerebral regional oxygen saturation in TOETVA and open thyroidectomy
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: 5 minutes after operation position
cerebral regional oxygen saturation in TOETVA
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: 10 minutes after insufflation
cerebral regional oxygen saturation in TOETVA
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: 10 minutes after desufflation
cerebral regional oxygen saturation in open thyroidectomy
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: 10 minutes after platysma incision
cerebral regional oxygen saturation in open thyroidectomy
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: 10 minutes after the closing of the platysma
cerebral regional oxygen saturation in TOETVA and open thyroidectomy
The values obtained from the right and left frontal region will be recorded through the near Infrared Spectroscopy probes.
Time frame: Through operation completion, an average of 4 hours
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