1
.
| Supratrochlear nerve |
2
.
| Infratrochlear nerve |
3
.
| Upper pointer: Fascia over superior tarsus Lower pointer: Medial palpebral artery (branch which communicates with supraorbital artery displaced inferiorly) |
4
.
| Ascending branches of dorsal nasal artery |
5
.
| Dorsal nasal artery emerging from orbit |
6
.
| Anastomotic branch between infratrochlear nerve and facial nerve |
7
.
| Angular vein (divided) |
8
.
| Orbicularis oculi muscle (reflected upward) |
9
.
| Angular head of levator labii superioris muscle |
10
.
| Inferior palpebral branches of infraorbital nerve |
11
.
| External nasal branch infraorbital nerve |
12
.
| Alar branch of angular artery |
13
.
| Infraorbital head of levator labii superioris muscle |
14
.
| Communications between buccal branches of facial nerve and superior labial branches of infraorbital nerve |
15
.
| Superior labial branches of infraorbital nerve |
16
.
| Orbital septum |
17
.
| Zygomaticotemporal branch zygomatic nerve and zygomatico-orbital artery |
18
.
| Superior tarsus and lacrimal nerve |
19
.
| Temporalis muscle |
20
.
| Layer of fat beneath orbicularis oculi muscle |
21
.
| Zygomaticofacial branch of zygomatic nerve |
22
.
| Communication between zygomatic branch facial nerve and inferior palpebral branch of infraorbital nerve |
23
.
| Malar surface zygomatic bone |
24
.
| Zygomaticus muscle (cut across) |
25
.
| Zygomatico-maxillary suture |
26
.
| Zygomatic head of levator labii superioris muscle |
27
.
| Buccal branches of facial nerve |
28
.
| Masseter muscle |
29
.
| Parotid duct (cut across) |
30
.
| Buccinator muscle |