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Cardiac Surgery
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Off pump coronary artery bypass grafting
Indications
Relative risks
- Scar
- Bleeding
- Infection
- Death (by logistic Euroscore)
- Renal failure
- Stroke: CHADS2
- Arrythmias
Other procedure
- Pacemaker insertion
- Intercostal drain
- Intra-aortic balloon pump
Procedure
- Using a single stay suture, tag onto the posterior edge of the pericardium and lift out of the thoracic cavity
- Identify the target vessels
- Insert a silastic stay through the fat / epicardium?; using clips place onto the ends and gently lift up to control blood flow
- Using 11 blade; make a longitudinal arteriorotomy (use sucker-blower to clear the operative field: blow to conter the direction of blood flow)
- Insert a shunt (on the end of a string) to occlude the blood flow
- Use a bulldog clip to occlude flow
- Using a mosquito clip; clip the fascia surrounding the conduit onto the edge of the operative field
- Parachute the end to side anastomosis; assistant to follow through out
- Do back end; switch needle to do front end
- Cut ends; wet hands and suture; tie off and cut with ~5mm
- Test with spy cam
Using the blower-sucker
- Utilises carbon-dioxide with saline to achieve a jet
- Blow to maintain a clear field of view
- Blow open the artery
- Do not blow when the surgeon is not operating (can damage tissues)