Surgery knot tying block
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Repeat the same manoeuvre as before with the short thread facing upwards and the long thread facing downwards.Pull the L hand upwards and the R hand downwards, allowing the knot to rest in position adjust the tension of the knot as necessary.Repeat the same manoeuvre as before, passing the short thread under and over the long thread.Pick up the long thread with the R thumb and index finger and bring downwards, to align next to the short thread Come back upwards with the short thread, by holding the end with the L thumb and index finger.Pull the R hand upwards and the L hand downwards, allowing the knot to rest in position adjust the tension of the knot as necessary.
Using the L middle finger, whilst still holding the end between L thumb and ring finger, pass the short thread under and then over the long thread.Bring up the long thread with the R hand, to align next to the short thread.Pick up the end of the short thread with the L thumb and ring finger, with the remainder of the thread passing over the L index and middle fingers.Start with the short thread facing upwards and the long thread facing downwards.The square surgeons knot is the most reliable and well-known for nearly all suture materials.