| 摘要 |
<p>The total hygiene system applicable on a dental unit envisages: a first, disinfection and softening unit (15), positioned on a first water supply branch (3) to instruments - patient (4); a second water heating unit (16) downstream of the first unit (15), supplying the instruments - patient (4) with water at a constant temperature suited to the patient's body temperature; a third anti-stagnation unit (17) positioned on the first branch (3), downstream of the instruments - patient (4) so as to obtain a controlled and continuous release of water; a fourth unit (19) for the intermittent cycle sterilisation of handpieces (5); a fifth unit (22) which supplies to the handpieces (5) a physiological solution which is isotonic with the blood; a sixth, filter, unit (23) positioned along an air supply line (11) and upstream of the third distribution branches (13) and a seventh unit (24) for controlling the first (10) and second (14) cut-off means and all of the afore-mentioned units, and connected to water and air supply lines (1, 11) so as to allow the selection and relative activation of one or more units (15, 16, 17, 19, 22). <IMAGE></p> |
