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Table 1 Scoring chart

From: Implementation of a beating heart system for training in off-pump and minimally invasive coronary artery bypass

 

Time (min)

Leakage

Shape

Flow (ml/min)

Self-estimation

5 Points

< 8

None

Cobra head

> 200

Easy

4 Points

8–12

Oozing

 

151–200

Relatively easy

3 Points

12–16

1 Point leakage

Stenosis

101–150

Moderate

2 Points

16–20

2 Points leakage

 

51–100

Relatively difficult

1 Point

20 < 

Dehiscence

Occlusion

< 50

Difficult

− 1 Point

Issues with the shunt tube

− 2 Points

Issues with the needle or thread