Optimization of Phacoemulsification Tip Gauge on the Oertli CataRhex3 in an in vitro Setting

Figures & data

Table 1 Time to Complete Emulsification of 3 mm Lens Cube with Each Oertli Phaco Tip Size

Trial No.	Emulsification Times (s)
	21G	20G	19G
1	7.8	3.7	1.9
2	5.4	2.2	1.8
3	2	17.5*^a	3
4	7.5	1.1	3.3
5	6.9	6.9	4.8
6	2.4	2.7	1.8
7	5.4	2	5.3
8	5	1.9	1.3
9	6.9	2.3	1.5
10	8.5	4.8	1.5
11	3	4.1	2.8
12	5.5	1.8	3.1
13	2.7	3.2	1.4
14	4.8	2.2	10.75*^a
15	3.2	3.7	3.3
16	1.8	1.8	4.5
17	10.4	4.1	3.9
18	2.4	3.6	2.4
19	4	4.1	3
20	1.4	5.5	3

Note: ^aOutliers are marked with*.

Figure 1 Average time to complete emulsification of 3 mm lens cube for each Oertli phaco tip size.

Table 2 Total Number of Chatter Events per 3 mm Lens Cube During Emulsification with Each Oertli Phaco Tip Size

Trial No.	Chatter Events by Tip Size
	21G	20G	19G
1	0	0	0
2	1	0	0
3	0	2*^a	0
4	3	0	0
5	2	0	2
6	0	0	0
7	1	0	0
8	1	0	0
9	4	1	0
10	2	1	0
11	1	1	0
12	2	0	0
13	2	1	0
14	3	0	0
15	1	1	0
16	2	0	0
17	2	1	0
18	1	1	0
19	0	0	0
20	0	0	0

Note: ^aChatter event associated with an outlier is marked with*.

Figure 2 Average number of chatter events per 3 mm lens cube during emulsification for each Oertli phaco tip size.