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[General intubation anesthesia in primates for experimental otoneurologic surgery]
A Panadero1, N Sáiz-Sapena, F J Cervera-Paz
1Departamento de Anestesiologia y Reanimación, Clínica Universitaria, Facultad de Medicina, Universidad de Navarra.
Revista De Medicina De La Universidad De Navarra
|May 9, 2001
Summary
This study details an effective anesthetic technique for primate otoneurosurgery, ensuring safe handling and rapid recovery without muscle relaxants. The method facilitates atraumatic intubation and supports advanced neurosurgical research.
Area of Science:
- Veterinary Anesthesiology
- Neurosurgery
- Primate Research
Context:
- Experimental otoneurosurgery requires precise anesthetic management in non-human primates.
- The study addresses the need for safe and effective anesthesia protocols in M. fascicularis models.
- Auditory brainstem implants were investigated in a translabyrinthine approach.
Purpose:
- To describe and evaluate an anesthetic and surgical management protocol for primates undergoing otoneurosurgery.
- To assess the safety and efficacy of a specific anesthetic combination (ketamine, midazolam, atropine) and maintenance agents (nitrous oxide, halothane).
- To report on the feasibility of atraumatic intubation and rapid recovery without muscle relaxants.
Summary:
- Anesthetic protocol involved intramuscular ketamine, midazolam, and atropine for premedication, followed by intubated general anesthesia maintained with nitrous oxide and halothane.
- The technique facilitated atraumatic nasotracheal intubation without muscle relaxants in all 21 primates.
- Animals experienced safe handling, adequate anesthesia, and rapid extubation (10 +/- 2.5 minutes post-cessation of gas), with no significant intraoperative or postoperative complications.
Impact:
- The described anesthetic technique provides optimal restraint and anesthesia for experimental otoneurosurgery in primates.
- This method allows for quick recovery and avoids muscle relaxants, making it potentially applicable to other surgical procedures in primates.
- The findings contribute to the advancement of primate models for otoneurosurgical research and device testing.