Inhalation Sedation Flashcards
Why would you give IHS?
Anxiety
Phobia
Unpleasant procedures
Movement disorders
What are the advantages of inhalation sedation?
Non-invasive
Rapid onset
Sedation level easily adjusted
Rapid recovery
Some analgesia.
May not require escort
Minimal effects.
Useful with gag reflexes
Useful for long procedures.
Useful for medically compromised patients
What are the disadvantages of IHS?
Large initial cost.
Patient compliance
Level of comprehension.
Dependent on good patient management.
Not as profound as midazolam.
Nasal mask may obstruct operative site.
May cause nausea.
What are occupational hazards to IHS?
It is subject to health and safety regulations.
Occupational exposure limit of 100ppm over an 8 hour period.
How is N2O pollution minimised in a clinical setting?
Active scavenging systems
Good ventilation
Floor level extractor fans.
Good technique
Equipment is checked and serviced.
Governance standards
What medical conditions affect the cooperations?
Parkinson’s
Huntingdon’s
What are medical conditions that are aggrevated by stress?
Ischaemic heart disease.
Hypertension.
Asthma.
Epilepsy.
Psychosomatic illness.
What are the contra indications for sedation?
Severe learning difficulties.
Pregnancy
Blockage of nasal airway.
Chronic bronchitis
Severe psychiatric disorders
Claustrophobia.
COPD
What are the key principles to consent?
Written and recorded.
Discussion of advantages and disadvatnges.
Signed by patient.
Tailored to individuals circumstances.
What are pre instructions for IHS?
Written consent.
Must include benefits and risks.
Pre-operative visits.
What are the stages to IHS?
Analgesia
Delirium
Surgical
Respiratory paralysis
What are the pre-procedural checks you must carry out for IHS?
Check IHS machine.
check active scavenging system.
COSHH
Detail the IHS technique?
Blood pressure checks.
Correct size nasal hood.
