CROSS Otoscope Ophthalmoscope Diagnostic Set User Manual

CROSS Otoscope Ophthalmoscope Diagnostic Set

Thank you for choosing a Cross Canada® Otoscope Ophthalmoscope Diagnostic Set. We’re proud of the care and quality that goes into the manufacture of each and every diagnostic instrument that bears our name. Every component has been carefully designed to maximize performance.
Latex Statement – This device and all accessories are not made with natural rubber latex.

General

The Diagnostic Set includes an ophthalmoscope and an otoscope which are handheld, battery-powered devices. These devices contain illumination and viewing optics that are intended to examine the media (cornea, aqueous, lens, and vitreous) and the retina of the eye, and the ear canal and tympanic membrane respectively. They are intended to be used by a trained healthcare professional.

Ophthalmoscope The ophthalmoscope is a handheld, battery-powered device containing illumination and viewing optics intended to examine the media (cornea, aqueous, lens, and vitreous) and the retina of the eye. It is intended to be used by a trained healthcare professional.

Otoscope The otoscope is a handheld battery-powered device with magnifying system that provides illumination of the ear canal and tympanic membrane.

Battery Handle This Diagnostic Set is equipped with a C-cell knurled chrome handle with a rotating bezel on/off switch.

Use and Maintenance

Battery Replacement The handle requires 2 C cell batteries. To replace batteries:

1. Remove the knurled cap at the base of the handle by turning it counterclockwise.
2. Insert two fresh C cell batteries (not included) with the positive (+) polarity towards the instrument head. (Fig. 1)
3. Replace the battery compartment cap by turning it clockwise. (Fig 1).

Tip : Always replace BOTH batteries. Alkaline batteries are recommended. Remove batteries from handle if instrument will not be used for an extended period of time.

Removing and Attaching the Instrument Head All instrument heads feature a bayonet style mount. To remove:

1. Push down firmly and rotate counterclockwise gently.
2. To engage, align slots on base of instrument head with tabs on bayonet. Push head and twist clockwise gently until engaged. (Fig. 2).

Turning the Instrument On To illuminate, rotate the rotating bezel on/off switch clockwise until the lamp powers on. Slide the switch in the opposite direction to turn off. (Fig. 3).

Handle Care and Maintenance Periodically check the condition of the batteries, making sure there is no sign of corrosion or oxidation. Remove batteries from handle if instrument will not be used for an extended period of time.

Instrument Heads Otoscope Head – This instrument head is designed for examination of the ear canal specifically the external acoustic duct and tympanic membrane. The head comes complete with a 3x removable viewing lens, insufflator fitting, and 3 reusable specula (standard models with 2.5mm, 3.5mm, and 4.5mm specula. Also, included is a disposable specula adaptor and a tube containing five (5) of 3mm and five (5) 4mm disposable specula.

Attaching the Specula Push the flanged end of the desired speculum onto the instrument head aligning the slot in the speculum flange with the rivet at the top of the instrument head and twist clockwise to engage. Reverse procedure to remove. (Fig.4)

Note : Otoscope must be used with specula.

Using Disposable Specula

Attach the disposable specula adaptor, in the same manner as the reusable specula. Attach disposable speculum by pushing the flanged end of the desired speculum onto the socket and twist counterclockwise to engage (Fig.4b). Reverse procedure to remove and discard after each use.

Removing Viewing lens

To remove the Viewing lens during an examination, rotate lens Closckwise or counterclockwise. Reverse procedure to attach. (Fig. 5).

Replacing LED Lamp

Remove speculum. Twist lamp counterclockwise to remove. Replace with Cross Canada 11-118 LED Lamp. Reverse procedure to install new lamp. (Fig. 6 ).

Insufflator

• The unit comes equipped with an insufflator fitting already attached.
• The insufflator bulb and tubing can be purchased separately from Cross Instrument Inc. (Fig. 7).

Ophthalmoscope

This instrument head is equipped with 24 lenses from -20 to +15 diopters. (Fig. 8).

Corrective lens selection:

• Unit is equipped with 24 corrective lenses from +15 to -20 diopters (negative lenses in red). To select, rotate the corrective lens selection wheel at either side of the instrument head.
• Selected lenses can be viewed in the illuminated panel on the practitioner’s side of the instrument. (Fig. 9).

Replacing LED Lamp:

• Remove the Ophthalmoscope head by turning it counterclockwise. Grab the end of the lamp from the inside the base of the Ophthalmoscope head and remove it.
• Replace with new lamp (REF: 11-119), taking care not to touch the glass, and align lamp metal guides on side of lamp with grooves in the lamp socket. (Fig. 10).

Cleaning and Disinfection

• Clean the surface of the device with 75% alcohol solution at least once a week, avoiding the magnifying glass (viewing window) in the head. And corrosive or polishing detergent is prohibited.
• Disinfect the tips of the otoscope with saturated steam for 20 minutes at 134°C.

Attention:
Do not soak, autoclave or let water dip into the device!

Technical Standards Institute (TSI) P.O. Box 332, 403 21 Halmstad, Sweden
Printed in the Canada
Cross Instruments Inc. 4004 Aspen Drive East N.W. Edmonton, AB T6J 2A8, Canada
Tel. 780-669-1506
Fax. 780-628-4156
Email:crossinstruments.com@gmail.com
URL : www.crossinstruments.com

References

• Surgical, Dental, Diagnostic and Veterinary Instruments

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