Step 1　Both branches are wired

Step 2　Position a stent in SB (protruding in MB) and position a balloon in MB

Step 3　Deploy the SB stent and
remove wire and balloon

Step 4　Crush the SB stent with balloon of MB

Step 5　Rewire SB and kissing at medium pressure

Step 6　Advance stent in MB
more proximal than SB stent

Step 7　Deploy MB stent

Step 8　Rewire SB and kissing at medium pressure

Figure 1.
DK Crush technique

Final result

LAD-D1 bifurcation lesion

Step 1　Deploy the SB stent and position a balloon in MB

Step 2　Remove wire and balloon and crush the SB stent with balloon of MB

Step 3　Rewire SB and kissing at medium pressure

Step 5　Deploy MB stent

Step 6　Rewire SB and kissing at medium pressure

Firgure 2.
DK Crush Technique Case