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Biomedical subjects

H Perndt

Publications and source records attributed to H Perndt.

6 recordsLinked to original sources

Sevoflurane drawover anaesthesia with two Oxford Miniature Vaporizers in series.

The output of sevoflurane from a drawover system utilizing two Oxford Miniature Vaporizers (OMVs) in series has been shown in bench-testing to be predictable. We have shown that adequate anaesthesia can be achieved with one vaporizer in most situations if an intravenous induction is used. Occasionally a second vaporizer is necessary to deepen the level of anaesthesia. For an inhalational technique to be successful it is necessary to use both vaporizers from the outset. Under these conditions, adequate operating conditions are easily produced. The method could be useful in field or military applications.

Anesthesiology↗

Anaesthesia and mitochondrial disease.

Mitochondrial diseases, or encephalomyopathies, are an uncommon, heterogeneous group of disorders with variable clinical course and presentation. Many of these patients present for surgery, or undergo anaesthesia in the course of investigation of their illness. Unfortunately, little information exists on their management in anaesthetic texts and the literature. We report on the anaesthetic management of a paediatric patient with mitochondrial disease, and briefly discuss the pathophysiology and anaesthetic implications of these disorders.

Anesthesia, Inhalation↗

Spinal anaesthesia for caesarean section in the Solomon Islands.

Results were kept on 43 spinal anaesthetics performed for caesarean section in the Solomon Islands, a developing tropical country in the Pacific Ocean. A 25-gauge Quincke needle was used and either 2.5 ml of heavy bupivacaine 0.5% or 2.0-2.5 ml of plain bupivacaine 0.5% were injected. Hypotension down to 85 mmHg occurred in four patients and there were no spinal headaches. Five patients had to be given a general anaesthetic. We recommend this technique to other doctors working in the Pacific Islands.

Anesthesia, General↗

Arrival and departure.

As the small jet circled the dirt landing strip, I felt apprehensive. The briefing in Nairobi had been very detailed but hadn't really allayed my fears. I struggled with my emotions and too many unanswerable questions. Why was I going to Somalia in the middle of a civil war, a war about which I knew so very little? What were the risks and what did I hope to achieve?

Anesthesiology↗