MRCS Part B OSCE Revision



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  • Begin by washing your hands
  • Introduce yourself, explain that you need to take some blood and gain verbal consent
  • Check the patient's name and date of birth against her wrist band and notes
  • Ask if she has any significant past medical history, clotting disorders or transmissible blood diseases

  • Ensure you have kit including tourniquet, green needle, syringe or vacutainer, blood culture bottles, alcohol wipe, cotton wool and tape, sharps bin
  • Wash your hands
  • Wear an apron, eye protection and gloves
  • Firmly tie the tourniquet around the arm (if a mannequin stating this may suffice)
  • Palpate the antecubital fossa or given area for a vein
  • Clean the area with an alcohol wipe and allow time to dry
  • Insert the needle or vacutainer into the vein watching for flash back
  • Take off 10ml of blood
  • Release the tourniquet
  • Carefully withdraw the needle and apply cotton wool/swab with pressure
  • Fill the anaerobic bottle first with 5ml and then the anaerobic bottle
  • Dispose of the shape and syringe
  • Apply tape or plaster
  • Thank patient
  • Dispose of protective clothing in orange bag
  • Wash hands
  • Offer to label the blood cultures


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