摘要 |
<p>A dental impression tray (1) of two part form comprises a tray portion incorporating an arcuate channel (2) having a slot (6) formed in the body thereof central to the arc described by the channel of the tray. The slot is formed internally with a latching surface. A handle (8) selectable according to choice has a head portion oversized in relation to the slot and compressible to enable it to enter the slot. Latching means on the handle then engage the latching surface to restrain the handle from the removal from the slot.</p> |