F9 Fetal & Maternal Monitor • User Manual
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7.3 Monitoring FHR with DECG
(Optional)
7.3.1 Contraindications
The fetal spiral electrode can be used when amniotic membranes are adequately ruptured and
sufficient cervical dilatation is ensured. The fetal electrode tip is designed to penetrate the epidermis
of the fetus; therefore, trauma, hemorrhage and/or infection can occur. The electrode should be used
with strict adherence to aseptic technique.
The fetal spiral electrode should not be applied to the fetal face, fontanels or genitalia.
Do not apply when placenta previa is present; when the mother has visible genital herpes lesions or
reports symptoms of prodromal lesions; when the mother is HIV sero-positive; when mother is a
confirmed carrier of hemophilia and the fetus is affected or of unknown status; or when it is not
possible to identify fetal presenting part where application is being considered. This method is not
recommended when the fetus is extremely premature, or in the presence of a maternal infection such
as Hepatitis B, Group B hemolytic strep, syphilis or gonorrhea, unless a clear benefit to the fetus or
mother can be established.
7.3.2 Parts Required
1) DECG cable 2) Fetal spiral electrode 3) Disposable maternal attachment pad electrode
7.3.3 Preparing the Patient's Skin Prior to Placing Electrodes
The skin is a poor conductor of electricity; therefore preparation of the patient's skin is important to
facilitate good electrode contact to skin.
•
Shave hair from electrode sites, if necessary.
•
Wash the sites thoroughly with soap and water. (Do not use ether or pure alcohol, which will
increase skin impedance)
•
Rub the skin briskly to increase capillary blood flow in the tissues.
•
Remove skin oil.
7.3.4 Directions for Using Fetal Spiral Electrode
Please refer to the manufactures directions for the Fetal Spiral Electrode.
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