Table 1 Pre and postoperative otoacoustic emissions
From: 3D printed ventilation tubes and their effect on biological models
Study specimen | Pre-operative | Post-operative | |||
|---|---|---|---|---|---|
Number | Ear | Group | PLA insertion | Otoacoustic emissions | Otoacoustic emissions |
1 | R | 1 | Yes | Present | Absent |
1 | L | 1 | Yes | Present | Absent |
2 | R | 1 | Yes | Present | Absent |
2 | L | 1 | Yes | Present | Absent |
3 | R | 1 | Yes | Present | Absent |
3 | L | 2 | No | Absent | Absent |
4 | R | 2 | No | Absent | Absent |
4 | L | 2 | No | Absent | Absent |
5 | R | 2 | No | Absent | Absent |
5 | L | 2 | No | Absent | Absent |