تمدد أنبوب التريفين المرئي بالمنظار

No.

Name

Specification

Application

1

Dilation tube

Ø 7.5×165 mm

. It is used for the expansion of soft tissue and create space for working channel.  

2

Trephine

Palm girp knob，Ø 7.5×160 mm

It is used for cutting off the bone tissue of superior articular process.

3

Trephine

Palm girp knob，Ø 7.5×165 mm

4

Trephine

Palm girp knob，Ø 7.5×170 mm

5

Trephine protecting   tube

5º bevel，Ø 8.4×140 mm

It is the channel for trephine passing in and out, can protect the tissue around the channel from trephine.

6

Trephine protecting       tube

5º bevel，Ø 8.4×145 mm

7

Trephine protecting    tube

5º bevel，Ø 8.4×150 mm

8

Fixer

Ø 7.5

It is fixed at the proximal end of trephine to limit the depth of the trephine hole.