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Table 2 Summary of surgical therapy and simulation

From: Three-dimensional printing technology for treatment of intracranial aneurysm

Patient

Surgical approach

Actual Clipping (Yasargil)

Simulation result

Postoperative CTA

GOS scores

1

Left pterion keyhole approach

L-MCA: 10.2 mm curved

Same

Clipping complete

5

2

Left pterion-temple association approach

ACoA: 9.0 mm straight + mini clip

Same

Clipping complete

3

3

Right frontolateral keyhole approach

ACoA: fenestrated clip*2

Same

Clipping complete

5

4

Right pterion keyhole approach

R-MCA: 11.0 mm straight +15.0 mm straight +20 .0 mm straight

R-MCA: 15.0 mm straight +20.0 mm straight

Clipping complete

5

5

Left pterion keyhole approach

L-MCA*2: 10.2 mm curved + fenestrated clip

The aneurysm neck of R-OphtA can not be exposed

Residual aneurysm of R-OphtA (The aneurysm neck is in cavernous sinus)

5

6

Left pterion keyhole approach

L-PCoA: 7.0 mm straight; L-ICA: fenestrated clip

The aneurysm of R-ICA was not recognized through left pterion keyhole approach

Clipping complete

3

Right pterion-temple association approach

R-PCoA:9.0 mm straight

7

Left pterion keyhole approach

ACoA: 7.0 mm straight;L-MCA: 10.3 mm curved + fenestrated clip *2

Same

Clipping complete

5

8

Left pterion keyhole approach

R-MCA: 6.5 mm curved;L- OphtA: 11.0 mm straight

The aneurysm neck of R-OphtA can not be exposed

Residual aneurysm of R- OphtA (The aneurysm neck is in cavernous sinus)

5

Right pterion keyhole approach

L-MCA: 10.2 mm curved

 

9

Right pterion keyhole approach

R-MCA: 10.2 mm curved +8.3 mm curved

The aneurysm of L-PCoA was not recognized through right pterion keyhole approach

L-CA occlusion (L-CA ruptured during operation)

1

Left pterion keyhole approach

L-PCoA: fenestrated clip

 

10

Right supraorbital keyhole approach

BA: 20.0 mm straight; R-MCA: 9.0 mm straight

Same

Clipping complete

5

Right trans-frontal keyhole longitudinal fissure approach

R-ACA: 6.5 mm curved

Left far-lateral keyhole approach

L-VA: 7.0 mm straight

11

Left pterion keyhole approach

L-PCoA: 9.0 mm straight; R-PCoA: 11.0 mm straight

Same

Clipping complete

5

12

Left pterion keyhole approach

L-ICA: 6.5 mm curved; R-ICA: 10.2 mm curved *2

Same

Clipping complete

5

13

Right pterion keyhole approach

L-ICA: 11.0 mm straight; R-PCoA: Mini clip; R-AChA Mini clip; L-MCA: fenestrated clip

Same

Clipping complete

5

Right trans-frontal keyhole longitudinal fissure approach

L-ACA*2: 10.2 mm curved、7.0 mm straight

14

Right pterion keyhole approach

R-MCA*2: 6.5 mm curved、8.3 mm curved *2; L-ACA 10.2 mm curved

Same

Clipping complete

5

15

Left pterion keyhole approach

L-ICA: 11.0 mm straight; R-ICA: fenestrated clip*4

The aneurysm of R-ICA was not recognized through left pterion keyhole approach

Clipping complete

1

16

Left pterion keyhole approach

R-PCoA: 6.5 mm curved、L-OphtA: 7.0 mm curved

Same

Clipping complete

5

17

Right pterion keyhole approach

R-MCA: 10.3 mm curved +10.2 mm curved

Same

Clipping complete

5

18

Left pterion keyhole approach

ACoA : 15.0 mm straight

Same

Clipping complete

5

19

Right pterion keyhole approach

R-MCA: 10.3 mm curved *2

Same

Clipping complete

5

20

Left modified pterional keyhole approach

ACoA: 20.0 mm straight *9

Clipping through right pterional keyhole approach is satisfied

ACA occlusion (Aneurysm ruptured during operation)

3

21

Left pterion-temple association approach

L-ICA: 2*15.0 mm straight

L-ICA: 15.0 mm straight + 10.3 mm curved

Residual neck

3

22

Right pterion keyhole approach

R-ICA: fenestrated clip

Same

Clipping complete

5

23

Left far-lateral keyhole approach

VA: 10.2 mm curved +8.3 mm curved +6.5 mm curved

The bony prominence may be removed and bony opening must extended downward

Residual aneurysms of anterior circulation (Reoperation had not be performed)

4

24

Right far-lateral keyhole approach

R-VA: fenestrated clip

Bony opening must be extended downward

VA occlusion (Aneurysm ruptured during operation)

1

  1. ACA anterior cerebral artery, ACoA anterior communicating artery, MCA middle cerebral artery, PCoA posterior communicating artery, CA carotid artery, OphtA ophthalmic artery, AChA anterior choroidal artery, BA basilar artery, VA vertebral artery, R right, L left