Adec 500 Manual del usuario - Página 8

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Operation

A-dec 500 Assistant's Instrumentation

Autoclavable HVE and Saliva Ejector Asepsis

The table shows the steps for HVE and saliva ejector asepsis.

Table 1 Steps for HVE and Saliva Ejector Asepsis

Step |Action

Remove the tip from the valve body.

NOTE: Turn OFF the central vacuum before disconnecting the HVE or saliva ejector.

To remove the HVE or saliva ejector body, separate the body: from the tubing by pulling it apart

at the tailpiece.

[Remove the control valve by pushing it out of the HVE or saliva ejector valve body.

Clean and rinse the valve body and control valve using a mild detergent, water, and the brushes

that have been provided. Allow the instruments to dry completely.

Heat sterilize the valve body and control valve for 6 minutes using either of the following

methods: steam autoclave, or chemical vapor (275°F [135°C] maximum temperature).

Apply a light coat of A-dec silicone lubricant on the O-ring seals of the control valve.

|CAUTION: Use only silicone lubricant when lubricating instrumentation O-rings.

Petroleum products will cause permanent damage to the O-rings.

|Reinstall the control valve in the valve body, and the body on the tubing tailpiece.

|Operate the HVE and the saliva ejector valves several times to verify that they rotate smoothly.

How to Sterilize the HVE Tip

It is recommended that the stainless steel tips used on the HVE be heat sterilized between patients using

either of the following methods: steam autoclave, or chemical vapor (275°F [135°C] maximum tempera-

ture; four minutes at temperature). If you are using disposable HVE tips, be sure to replace them with

new tips between patients.

The table shows the steps for sterilizing the HVE tip.

Table 2 Steps for Sterilizing the HVE Tip

Step

|Action

[Remove the HVE tip from the HVE valve body.

Clean and rinse the HVE tip using a mild detergent and water, then allow the tip to

completely dry.

|Sterilize the HVE tip using one of the recommended methods.

NOTE:

A-dec HVE Cannula Opening: Standard A-dec HVE — 0.435" + 0.006" (11.05 + 0.15 mm). A-dec

15 mm HVE — .592" (14.8 mm). If not using A-dec HVE Tips, select a tip that is compatible with

your HVE cannula opening.

A-dec Saliva Ejector Cannula Opening: A-dec Saliva Ejector — 0.265 + 0.006" (6.73 + 0.15 mm)

Select a tip that is compatible with your saliva ejector cannula opening.

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A-dec 500 Assistant's Instrumentation

How to Maintain the Solids Collector

The solids collector aids in preventing solids from

entering the central vacuum system.

At least twice a week, discard and replace the solids

collector screen. This is necessary to ensure proper

suction from the central vacuum, and to maintain

proper treatment room asepsis. For replacement

screens, contact your Authorized A-dec Dealer and

reference Pinnacle P/N 5512.

Follow these | To perform this

steps...

function...

Turn off vacuum, or if vacuum

is on, open the HVE control

valve to facilitate removal of

the solids collector cap.

Remove the screen from the

collector.

The solids collector screen is

disposable. Discard following

your local regulations.

CAUTION: Do not empty the

screen into your

cuspidor.

Doing so could

plug the drain.

Insert a new screen in the

solids collector and install

the cap.

Limit Switch

If activated, the support link limit switch will

interrupt the base down motion and reverse the

chair to prevent damage.

Solids Collector

Figure 4

Removing the Solids

Collector Screen.

1 - Solids collector screen

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