Introduction
Methods
Question | LM | Non-LM | Options | |||||||
---|---|---|---|---|---|---|---|---|---|---|
Background | ||||||||||
1 | How many PCI cases are performed in your institute annually? | a. ≤ 100 | b. 101–300 | c. 301–700 | d. 701–1000 | e. 1001–2000 | f. ≥ 2001 | |||
2 | How many PCI cases do you perform annually? | a. ≤ 50 | b. 51–100 | c. 101–200 | d. 201–300 | e. ≥ 301 | ||||
3 | How long is your career as a PCI operator? | a. ≤ 5 years | b. 5–10 years | c. 11–20 year | d. ≧ 21 years | |||||
2-stent | ||||||||||
4 | How often is the 2-stent deployment performed in the coronary bifurcation lesion in your institute? | a. 0% | b. 1–10% | c. 11–20% | d. 21–30% | e. 31–40% | ||||
5 | Please select a 2-stent technique that apply | |||||||||
Most frequently used technique | a. Culotte | b. Crush (classic, mini) | c. DK-crush | d. T-stenting | e. TAP | |||||
Secondly used technique | a. Culotte | b. Crush (classic, mini) | c. DK-crush | d. T-stenting | e. TAP | |||||
Proximal optimization technique (POT) | ||||||||||
6 | How often do you perform the POT after cross-over stenting in the bifurcation lesion with the size of side branch (SB) of more than 2.5 mm? | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | ||
7 | How often do you perform the re-POT after cross-over stenting followed by any kind of SB dilation in the bifurcation lesion with the SB size of more than 2.5 mm? | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | ||
SB dilation | ||||||||||
8 | How often do you perform the SB dilation after cross-over stenting in the bifurcation lesion with the SB size of more than 2.5 mm? | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | ||
9 | Please rank the order of your favourite SB dilation method | a. KBI | b. Modified KBI | c. POT + only SB dilation | ||||||
10 | Please answer the number of the following devices that you use in case of your standard treatment of cross-over stenting followed by KBI or SB dilation | |||||||||
(1) balloon | a. 1 | b. 2 | c. 3 | d. 4 | ||||||
(2) guide wire | a. 1 | b. 2 | c. 3 | d. 4 | ||||||
(3) imaging device(IVUS/OCT/OFDI) | a. None | b. IVUS | c. OCT/OFDI | d. IVUS + OCT/OFDI | ||||||
(4) pressure wire | a. None | b. Routinely or in case of necessary | ||||||||
(5) double lumen catheter (DLC)/micro catheter (MC) | a. Neither | b. DLC | c. MC | d. Both | ||||||
Imaging | ||||||||||
11 | Please answer the frequency of the following investigation performed in your standard imaging-guided PCI | |||||||||
(1) Pre-PCI; MV pullback | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | |||
(2) Pre-PCI; SB pullback | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | |||
(3) After guide wire re-crossing; MV pullback | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | |||
(4) Post-PCI; MV pullback | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | |||
(5) Post-PCI; SB pullback | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | |||
Rotablator | ||||||||||
12 | How many percentage is the rotablator performed in the whole PCI cases? | a. 1–10% | b. 11–20% | c. 21–30% | ||||||
13 | How often do you finish the rotablation procedure after using only one burr? | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | ||
14 | How often do you use the imaging guidance in the rotablation? | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | ||
15 | In case of imaging-guided rotablation | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | ||
(1) How often do you use the IVUS? | ||||||||||
(2) How often do you use the OCT/OFDI? | a. 0% | b. 1–20% | c. 21–40% | d. 41–60% | e. 61–80% | f. 81–99% | g. 100% | |||
16 | How often do you use the rotablation for plaque modification in the SB? | a. 0% | b. 1–5% | c. 6–10% | d. 11–20% | e. 21–30% | f. > 30% |