Heartrate Variability and Intraoperative Brain Conditions in Supratentorial Tumors

NCT ID: NCT04094974

Last Updated: 2021-01-25

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Total Enrollment

58 participants

Study Classification

OBSERVATIONAL

Study Start Date

2019-10-12

Study Completion Date

2020-10-03

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

This study aims to determine the relationship between heart rate variability and intraoperative brain relaxation conditions in patients with brain tumors.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Patients undergoing brain surgery for treatment of brain tumors will be studied to determine the relationship between heart rate variability and intraoperative brain relaxation conditions.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Supratentorial Brain Tumors

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

ANSiscope

Heart rate variability will be assessed using ansiscope before surgery

Intervention Type DEVICE

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Patient aged 18 to 75 years
* ASA(American Society of Anesthesiologists ) I - III
* Patients undergoing surgery for supratentorial tumors
* Glasgow coma scale \> 10

Exclusion Criteria

* Patient aged below 18 and above 75 years.
* Pregnancy
* ASA(American Society of Anesthesiologists) IV-V
* Previous cranial surgery
* Morbid obesity ( BMI\>40)
* Ocular injury/ Glaucoma
* Head injury
* Patient on beta blockers, ACE(angiotensin-converting-enzyme) inhibitors, Clonidine
* Diabetes mellitus for more than 5 years
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

DyAnsys, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Dr. Mathangi Krishnakumar, MBBS,MD,DM

Role: PRINCIPAL_INVESTIGATOR

NIMHANS,Bengaluru

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

National Institute of Mental Health and Neurosciences

Bengaluru, Karnataka, India

Site Status

Countries

Review the countries where the study has at least one active or historical site.

India

References

Explore related publications, articles, or registry entries linked to this study.

Li J, Gelb AW, Flexman AM, Ji F, Meng L. Definition, evaluation, and management of brain relaxation during craniotomy. Br J Anaesth. 2016 Jun;116(6):759-69. doi: 10.1093/bja/aew096. Epub 2016 Apr 27.

Reference Type BACKGROUND
PMID: 27121854 (View on PubMed)

Rasmussen M, Bundgaard H, Cold GE. Craniotomy for supratentorial brain tumors: risk factors for brain swelling after opening the dura mater. J Neurosurg. 2004 Oct;101(4):621-6. doi: 10.3171/jns.2004.101.4.0621.

Reference Type BACKGROUND
PMID: 15481716 (View on PubMed)

Robba C, Santori G, Czosnyka M, Corradi F, Bragazzi N, Padayachy L, Taccone FS, Citerio G. Optic nerve sheath diameter measured sonographically as non-invasive estimator of intracranial pressure: a systematic review and meta-analysis. Intensive Care Med. 2018 Aug;44(8):1284-1294. doi: 10.1007/s00134-018-5305-7. Epub 2018 Jul 17.

Reference Type BACKGROUND
PMID: 30019201 (View on PubMed)

Schmidt EA, Despas F, Pavy-Le Traon A, Czosnyka Z, Pickard JD, Rahmouni K, Pathak A, Senard JM. Intracranial Pressure Is a Determinant of Sympathetic Activity. Front Physiol. 2018 Feb 8;9:11. doi: 10.3389/fphys.2018.00011. eCollection 2018.

Reference Type BACKGROUND
PMID: 29472865 (View on PubMed)

Furgala A, Madroszkiewicz D, Madroszkiewicz E, Goscinski I, Kolasinska-Kloch W, Moskala M, Thor PJ. Autonomic system disturbances in patients with increased intracranial pressure caused by brain tumors evaluated by heart rate variability. Folia Med Cracov. 2007;48(1-4):35-44.

Reference Type BACKGROUND
PMID: 19051691 (View on PubMed)

Jadhav T, Sriganesh K, Thirthalli J, Reddy KRM, Venkataramaiah S, Philip M, Naveen Kumar C, Armugham SS. Effect of Atropine Premedication on Cardiac Autonomic Function During Electroconvulsive Therapy: A Randomized Crossover Study. J ECT. 2017 Sep;33(3):176-180. doi: 10.1097/YCT.0000000000000417.

Reference Type BACKGROUND
PMID: 28471773 (View on PubMed)

Weickenmeier J, Saze P, Butler CAM, Young PG, Goriely A, Kuhl E. Bulging brains. J Elast. 2017 Dec;129(1-2):197-212. doi: 10.1007/s10659-016-9606-1. Epub 2016 Oct 24.

Reference Type BACKGROUND
PMID: 29151668 (View on PubMed)

Hernandez-Palazon J, Fuentes-Garcia D, Domenech-Asensi P, Piqueras-Perez C, Falcon-Arana L, Burguillos-Lopez S. A comparison of equivolume, equiosmolar solutions of hypertonic saline and mannitol for brain relaxation during elective supratentorial craniotomy. Br J Neurosurg. 2016;30(1):70-5. doi: 10.3109/02688697.2015.1109061. Epub 2015 Nov 16.

Reference Type BACKGROUND
PMID: 26571037 (View on PubMed)

Cold GE, Tange M, Jensen TM, Ottesen S. "Subdural' pressure measurement during craniotomy. Correlation with tactile estimation of dural tension and brain herniation after opening of dura. Br J Neurosurg. 1996 Feb;10(1):69-75. doi: 10.1080/02688699650040548.

Reference Type BACKGROUND
PMID: 8672261 (View on PubMed)

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

CS009

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.