Procedures

Differential diagnosis for back pain (chronic)

Tracheostomy

Tracheostomy   What is a tracheostomy? A surgical hole made in the trachea, through which a tracheostomy tube is passed Attached to ventilation b...

Nasopharyngeal airway (NPA)

How to use a nasopharyngeal airway (NPA)   What is an NPA? A flexible rubber tube which goes through the nose ends at base of tongue (an adjunct to ...

Suturing techniques

Suturing techniques Different types of suture with videos. To learn the basics of suturing prior to trying these out click here.   Simple Interrupted ...

Local Anaesthetic and anaesthesia

Local anaesthetics and anaesthesia   Introduction to local anaesthetics Local anaesthetics (LA) are drugs which cause reversible local inhibition of ...

Pharmacology of local anaesthetics

Pharmacology of local anaesthetics   All local anaesthetics are weak bases with the majority in the ionised form at physiological pH (7.35-7.45) B...