Background
Methods
Retrospective case review
Case No. | Side | Segment | Operation | Number of abnormal artery | Diameter of abnormal artery | Stapler1 |
---|---|---|---|---|---|---|
1
|
L
|
S
10
|
lobectomy
|
1
|
10 mm
|
White
|
2
|
R
|
S
6+10
|
lobectomy
|
N/A
|
N/A
|
White
|
3
|
L
|
S
10
|
segmentectomy
|
1
|
20 mm
|
Blue
|
4
|
L
|
S
10
|
lobectomy
|
1
|
10 mm
|
Gray
|
Experimental model using pig vessels
Group | Diameter (mm) | Thickness (mm) | Staplar1 | ||||||
---|---|---|---|---|---|---|---|---|---|
White | Blue | Green | |||||||
Pressure (mmHg) | B shape2 | Pressure (mmHg) | B shape2 | Pressure (mmHg) | B shape2 | ||||
S
|
①
|
13.1
|
1.10
|
405
|
good
|
418
|
good
|
322
|
good
|
380
|
rupture
|
leakage
| |||||||
386
|
―
|
―
| |||||||
②
|
15.1
|
0.91
|
357
|
good
|
300
|
good
|
350
|
good
| |
rupture
|
rupture
|
360
| |||||||
―
|
―
|
leakage
| |||||||
③
|
16.2
|
0.99
|
320
|
poor
|
290
|
good
|
220
|
good
| |
170
|
190
|
168
| |||||||
leakage
|
rupture
|
―
| |||||||
average
|
14.8 ± 1.6
|
1.00 ± 0.10
|
336.3 ± 86.5
|
―
|
299.5 ± 93.3
|
―
|
284.0 ± 85.3
|
―
| |
L
|
④
|
23.6
|
1.70
|
314
|
poor
|
171
|
good
|
323
|
good
|
leakage
|
169
|
303
| |||||||
―
|
rupture
|
272
| |||||||
⑤
|
21.8
|
1.23
|
230
|
poor
|
186
|
good
|
309
|
good
| |
125
|
rupture
|
300
| |||||||
leakage
|
―
|
298
| |||||||
⑥
|
20.3
|
1.70
|
220
|
poor
|
269
|
poor
|
223
|
good
| |
149
|
220
|
276
| |||||||
leakage
|
leakage
|
263
| |||||||
average
|
21.9 ± 1.6
|
1.54 ± 0.27
|
207.6 ± 74.6
|
―
|
203.0 ± 42.2
|
―
|
285.2 ± 30.2
|
―
|