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CompletedNCT07629713Updated Jun 5, 2026

The Effect of Local Anesthesia on Postopanalgesia in Patients Using Head Holder

A Phase 4 interventional study of lidocaine was administered subcutaneously at 0.5% concentration. and lidocaine was administered subcutaneously at 1% concentration. in Postoperative Pain, Acute, sponsored by Kocaeli University. Completed at 1 site in Turkey (Türkiye). Open to participants aged 18 Years to 75 Years. Per ClinicalTrials.gov, last updated 2026-06-05.

Sponsored by Kocaeli University · Phase 4, Interventional, and Prevention

From the registry’s dates

  • Registered 3 years 9 months after the study started (first participant enrolled Jan 2018, registered Nov 2021).
Phase
Phase 4
Study type
Interventional
Enrollment
75
Allocation
Randomized
Ages
18 Years to 75 Years
Sex
All
01

Study summary

Aim:The head holder used in neurosurgery operations causes pain in patients both peroperatively and postoperatively.Severe pain-related hemodynamic changes are seen in these participants.In our study, the investigators compared the effects of two different concentrations of lidocaine on the perioperative and postoperative hemodynamic response caused by the application of the head-holder, and the pain observed in the postoperative period.

Method: Ethics committee approval and participants consent were obtained. Lidocaine 0.5% in Group 1 and 1% lidocaine in Group 2 was administered subcutaneously, 3 ml to each three points, in a total of 9 ml. Postoperative analgesic efficacy and tramadol consumption amounts of different concentrations of lidocaine were compared in participants who used a head holder.

Read the detailed description

1% concentration of lidocaine as skin infiltration before wearing a head-holder.

compared to 0.5% concentration lidocaine application, pain was controlled in the first hour of the postoperative period.

02

Conditions studied

  • Postoperative Pain, Acute

Keywords

  • Pituitary adenoma
  • Head-holder
  • Local anesthesia
03

In context

Pain, Postoperative

5,093 studies on the registry are indexed under Pain, Postoperative; 1,140 are open to participants now.

This study's enrollment of 75 is close to the median of 75 across 4,344 interventional studies indexed under Pain, Postoperative.

Browse Pain, Postoperative studies →

Lead sponsor

Kocaeli University is the lead sponsor of 210 studies on the registry; 38 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 75 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • ASA 2-3

Exclusion criteria

Exclusion Criteria:

  • ASA 4,
  • going to the intensive care unit in the postoperative period
05

Study design

Phase
Phase 4
Primary purpose
Prevention
Allocation
Randomized
Intervention model
Crossover assignment
Masking
None (open label)
Enrollment
75 participants (actual)

Study arms

  • Active comparator
    local anesthesia 1

    Lidocaine 0.5% was administered subcutaneously at a concentration of 3 ml at each of the three points, a total of 9 ml.

    Drug: lidocaine was administered subcutaneously at 0.5% concentration.

  • Active comparator
    local anesthesia 2

    Lidocaine 1% was administered subcutaneously at a concentration of 3 ml at each of the three points, a total of 9 ml.

    Drug: lidocaine was administered subcutaneously at 1% concentration.

Interventions

  • Druglidocaine was administered subcutaneously at 0.5% concentration.

    In Group 1, lidocaine was administered subcutaneously at 0.5% concentration.

    Also known as: aritmal

  • Druglidocaine was administered subcutaneously at 1% concentration.

    In Group 2, lidocaine was administered subcutaneously at 1% concentration.

    Also known as: aritmal

06

What researchers measure

Primary outcomes

  1. The aim of this study is to compare postoperative pain levels between two groups of neurosurgery patients who underwent surgery using a head holder.

    The aim is to alter pain levels of these two operated groups at the first, third, sixth, twelfth, and twenty-fourth hours after surgery. Change from baseline in pain Scores on the Visiual Analog Scale at one day after surgery

    Time frame: 5 years

07

Study locations

1 site
  • Kocaeli Üniversitesi Tıp Fakültesi Hastanesi
    Kocaeli, İzmit 41100, Turkey (Türkiye)
08

References and documents

Individual participant data

Plan to share: Yes — 2 years after the study was completed

Supporting information: Study protocol, Sap, Icf, Csr, Analytic code

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jun 5, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07629713
Lead sponsor
Kocaeli University
Responsible party
Huri Yeşildal (Assistant, Kocaeli University) — Principal investigator
First posted
Jun 5, 2026
Start date
Jan 10, 2018
Primary completion
Jan 15, 2019
Completion
Jan 16, 2020
Last update
Jun 5, 2026

Study contacts

DİLEK İÇLİ
study director · PROFESSOR

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Jun 2026. You cannot join it, but the record below documents what was studied.

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