Table 2.
Ideal quantities of each surgical instrument on the major orthopedic tray
| Instrument | Current quantity | Ideal quantity; optimization approach | ||
|---|---|---|---|---|
| Mathematical model alone | Clinician review alone | Combined | ||
| Straight Mayo scissors | 1 | 1 | 1 | 1 |
| Curved Mayo scissors | 1 | 1 | 1 | 1 |
| Metz scissors | 1 | 0 | 0 | 0 |
| Needle drivers | 3 | 3 | 3 | 3 |
| Bulldog forceps | 1 | 0 | 1 | 0 |
| Sponge sticks | 4 | 2 | 2 | 2 |
| Lauer forceps | 2 | 1 | 2 | 1 |
| Kelly forceps, short | 6 | 2 | 4 | 2 |
| Kocher forceps | 2 | 2 | 2 | 2 |
| Long | 2 | 2 | 2 | 2 |
| Short | 4 | 2 | 4 | 2 |
| Curved Crile hemostatic forceps | 6 | 2 | 4 | 2 |
| Sharp towel clips | 4 | 2 | 4 | 2 |
| Dull Edna towel clips | 2 | 1 | 2 | 2 |
| Jackson retractors | ||||
| Small | 2 | 1 | 2 | 2 |
| Medium | 1 | 1 | 1 | 1 |
| Large | 1 | 1 | 1 | 1 |
| Right-angle (Langenbeck) retractors | 2 | 1 | 2 | 2 |
| Right-angle retractors, long | 2 | 1 | 2 | 2 |
| Israel rake retractors | 2 | 1 | 2 | 0 |
| Bone cutter, large | 1 | 0 | 0 | 0 |
| Leksell rongeur | 1 | 1 | 1 | 1 |
| Double-action rongeur, small | 1 | 0 | 1 | 0 |
| Pointer hohman retractors, small | 4 | 3 | 4 | 4 |
| Ruler | 1 | 1 | 1 | 1 |
| Cobb elevator | ||||
| 3/4” | 2 | 0 | 1 | 1 |
| 1/2” | 1 | 0 | 1 | 0 |
| 3/8” | 1 | 0 | 1 | 1 |
| Bone curette | ||||
| No. 1 | 1 | 0 | 1 | 1 |
| No. 2 | 1 | 1 | 0 | 0 |
| No. 3 | 1 | 1 | 0 | 0 |
| No. 3 blade handles | 3 | 1 | 1 | 1 |
| No. 3 long blade handles | 1 | 1 | 1 | 1 |
| Bayonet forceps | 1 | 1 | 0 | 1 |
| Bonnie forceps | 2 | 1 | 2 | 2 |
| McKenzie forceps | ||||
| Nontoothed | 1 | 2 | 0 | 0 |
| Toothed | 1 | 1 | 1 | 1 |
| Forceps | ||||
| Short nontoothed | 1 | 1 | 0 | 0 |
| Short toothed | 2 | 0 | 1 | 0 |
| Long toothed | 1 | 0 | 1 | 1 |
| Adson forceps | ||||
| Nontoothed | 1 | 0 | 0 | 0 |
| Toothed | 2 | 2 | 2 | 2 |
| No. 9 suction tip | 1 | 0 | 0 | 0 |
| No. 11 short suction tip | 2 | 1 | 1 | 1 |
| Six-prong rake retractors | 2 | 2 | 2 | 2 |
| Four-prong rake retractors | 2 | 0 | 2 | 0 |
| Howarth elevators | 2 | 2 | 2 | 2 |
| Total | 88 | 47 | 67 | 51 |