Table 1:
Summary of outcomes in the swine used in this study
| S.No | Pig Number |
Location of cut chordae |
Number of cut chordae |
Pre- repair MR |
Number of neochords |
Leaflet Pledget material |
Papillary pledget material |
Post- repair MR |
Follow-up time (days) |
Explant findings |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 15P098 | Al & A2 | 3 | Severe | 2 | Pericardium | PTFE | Grade 1 | 0 | Intact device/no thrombus |
| 2 | 15P050 | A2 strut | 1 | Severe | 1 | Pericardium | PTFE | Grade 1 | 182 | Strut chord was cut in error. Repair with neochord required superior attachment, resulting in dehiscence |
| 3 | 15P099 | A2 | 2 | Severe | 1 | Pericardium | PTFE | Grade 1 | 181 | Intact device/well organized small thrombus at leaflet attachment site without systemic embolization |
| 4 | 15P100 | A2 | 1 | Severe | 1 | PTFE | PTFE | Trace | 152 | Intact device/no thrombus |
| 5 | 15P101 | A2 | 1 | Severe | 1 | PTFE | PTFE | None | 151 | Intact device/well organized small thrombus at leaflet attachment site without systemic embolization |
| 6 | 15P103 | A2 | 3 | Severe | 2 | Pericardium | PTFE | Trace | 153 | Intact device/no thrombus |
| 7 | 15P104 | A2 | 3 | Severe | 2 | PTFE | PTFE | None | 152 | Intact device/no thrombus |
Species: Sus scrofa (porcine); Breed: Landrace cross; Source: Oak Hill genetics; Age at Procedure: 3.7 – 4.7 months; Weight at procedure: 54.3 – 60.6 kg; Geneder: Female (nulliparous and non-pregnant); Number of animals: 7