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Nash-Rocky Mount Public Schools Student Health Services Procedure for Seizures First-Aid, DIASTAT®, and VNS Nervous System Structure and Function The central nervous system (CNS) is composed of the brain and spinal cord. The peripheral nervous system (PNS) is composed of the cranial nerves and peripheral nerves. Cranial nerves in the PNS take impulses to and from the brain (CNS). Spinal nerves take impulses to and away from the spinal cord. The sympathetic and parasympathetic nervous systems are division of the autonomic nervous system that control response of internal organs, such as the intestine, bladder, uterus, and the smooth muscle of the heart. Cerebral spinal fluid fills the ventricular system and arachnoid space around the brain and spinal cord. The cerebrospinal fluid provides mechanical protection for the brain, distributes neuroendocrine factors, and helps prevent brain ischemia. Neurons are the cells that process and transmit information in the nervous system. Motor, sensory, autonomic, cognitive, and behavioral functions are controlled by the nervous system. The cortex is responsible for cognition; the brainstem and subcortical level control vital signs, equilibrium, and primitive emotion; and the spinal cord controls motor response. Seizures A seizure is a sudden interruption in the normal electrical activity of the brain. It results in a brief state of altered cerebral functioning. Epilepsy is a condition that makes a child more susceptible to having seizures; a child with two or more unprovoked seizures is considered epileptic. All students who are being treated for seizures need to have a physicianrecommended seizure action plan. Medications used to treat seizures are chosen base on the type of seizure (chart below). Adjunct therapies include vagus nerve stimulation (VNS) and ketogenic diet. Types of Seizures Partial Simple partial Complex partial Generalized Absence (petit mal) Atonic (drop attacks) Myoclonic Generalized tonic clonic Status epilepticus Symptoms Motor: jerking of an isolated muscle group Sensory: abnormal taste, smell, vision, hearing Autonomic: nausea, sweating, pallor Automatisms: lipsmacking, gagging, picking at clothes Motor: running Emotional: screaming, crying, or laughing Symptoms Blank stare, blinking, automatisms (unconscious actions) Abrupt loss of postural control, head drop Sudden brief bilateral contractions; can be unilateral and cluster Flexion followed by extension, tremors, and jerking of the extremities, incontinence, cyanosis (bluish color to skin) Medical emergency; repetitive without regaining consciousness Approximate Duration 1 minute Consciousness Maintained Postictal period Weakness or impaired sensation 1-2 minutes Impaired Confusion, lethargy, amnesia Approximate Duration 30 seconds Consciousness Impaired Postictal period Amnesia Seconds Impaired Seconds Impaired 1-2 minutes Impaired More than 5 minutes Impaired Lethargy, dysarthria (difficult/unclear speech), headache, confusion, amnesia Supporting Students with Special Health Care Needs: Guidelines and Procedures for Schools. 3rd Edition. Copyright © 2014. S. Porter, P. Branowicki, and J. Palfrey. Used with permission. Updated 2/2/2017 Nash-Rocky Mount Public Schools Student Health Services Procedure for Seizures First-Aid, DIASTAT®, and VNS Seizure First Aid Procedure Points to remember 1. Protect the child from harm. Train all staff in seizure first aid. 2. Follow the child’s individual seizure action plan. Note the time, duration, characteristics, and precipitating factors. Most seizures will resolve and do not require emergency medical assistance. Generalized tonic-clonic seizures Gently lower the child to the ground. Loosen restrictive clothing. Provide something to cushion the head. Remain with the child until the seizure is over. Place the child on his or her side to keep the airway Do not restrain movements; keep the child safe clear of secretions. from harming her/himself. Do not place anything in the child’s mouth. Partial seizures Comfort the child if he or she appears frightened. Remain with the child until consciousness is regained. Reorient as needed. Speak calmly and quietly. Gently guide the child away from danger; allow to wander. Absence seizures Assess if child missed any information that was presented. Atonic and myoclonic seizures Helmet should be worn to protect the head. Reassure the child. Guide the child to sit down. Examine for Injury. Possible problems that require attention Observation Reason/Action This is the first time the child has had a seizure. Call 911 & notify parent/guardian. The seizure lasts longer than 5 minutes. Follow child-specific seizure action plan for emergency medication administration. The child: Has a 2nd seizure and does not regain consciousness. Has stopped breathing. Cannot be awakened 30 minutes after the seizure. Sustained life-threatening injury during the seizure. Initiate the Emergency Action Plan (EAP), begin CPR, and call 911. Notify the parent/guardian and physician. Procedure for Administering DIASTAT® AcuDial™ (diazepam rectal gel) Procedure 1. Wash hands. 2. Check for prescribed dosage. 3. Inspect the AcuDial syringe for cracks. 4. Apply water-soluble lubricant to tip of dispenser. 5. Instill medication into rectum; hold buttocks for several minutes. 6. Support safety and respiration until medication is effective. 7. Individuals who administer should do the following: Demonstrate competence. Recognize and distinguish the child’s seizures. Understand when to administer the medication. Points to Remember Make sure the dose is in the window. Make sure the green ready band is locked. Monitor the child’s response to DIASTAT®. Follow the child’s seizure emergency action plan. Transport to the emergency room. Contact parent/guardian. Side Effects: Somnolence, dizziness, headache, pain, vasodilatation, diarrhea, ataxia, euphoria, incoordination, asthma, rash, abd. pain, nervousness, rhinitis. Supporting Students with Special Health Care Needs: Guidelines and Procedures for Schools. 3rd Edition. Copyright © 2014. S. Porter, P. Branowicki, and J. Palfrey. Used with permission. Updated 2/2/2017 Nash-Rocky Mount Public Schools Student Health Services Procedure for Seizures First-Aid, DIASTAT®, and VNS Vagus Nerve Stimulation (VNS) VNS is an adjunct therapy for treatment of medically refractory seizures. The goal of VNS is to reduce the frequency or intensity of seizures or lessen the postictal (recovery) phase. By delivering ongoing preprogrammed electrical impulses to the vagus nerve, the areas of the brain that are involved in seizure generation or spread are interrupted by the electric stimulus. The Epilepsy Foundation of America recognizes the use of the VNS magnet as a first aid intervention that can be administered by the patient himself or herself, school nurse, or trained school personnel. Patients benefit from early magnet activation; it is recommended that the person who recognizes the onset of a seizure is the person who provides general seizure first aid and VNS magnet swipe immediately, while others notify the school nurse for clinical assessment. VNS has several components: Internal: o VNS pulse generator (similar to a pacemaker). o VNS lead, which is attached to the vagus nerve. External: o Programmable computer and handheld wand for the clinician to adjust settings. o Magnet for the child/caregivers to manually trigger the delivery of impulses. VNS equipment has settings that can be individualized and adjusted to alter the treatment’s effect on seizure activity or tolerance: Power of the stimulus (mA). Duration of the stimulus, programmed for on time (seconds) and off time (minutes). The VNS magnet has several uses: It can stimulate a higher current dose of stimulation during an aura or at the onset of a seizure. It can reduce the duration of seizure, prevent a cluster, or reduce the postictal (recovery) phase. The VNS checklist can be used as a foundation for competency-based training in appropriate techniques. It outlines specific procedures step by step. Once the procedure have been mastered, the completed checklist serves as documentation of training. Procedure for using the vagus nerve stimulation (VNS) magnet Procedure When to use the magnet If the student experiences an aura, to hopefully prevent a seizure. At the onset of the seizure, to hopefully abort or reduce the length of intensity of the seizure. How to use the magnet The student or a caregiver educated in the recognition of seizure character and use of the magnet swiping technique can swipe the VNS. Swipe at first recognition of an aura or onset of a seizure. Points to Remember The magnet swipe will provide a higher current (mA) than the routine current setting for 60 seconds. The magnet can be reswiped in intervals of 60 seconds until the seizure stops or other emergency treatment is necessary. The magnet is powerful enough to be swiped over clothing layers. Magnet: Generator: Recommended techniques The magnet is swiped slowly over 3 seconds in a diagonal direction from the center of the left clavicle to the left armpit. The magnet is swiped slowly over 3 seconds in a paintbrush technique of down and up from the left clavicle to the left armpit. Supporting Students with Special Health Care Needs: Guidelines and Procedures for Schools. 3rd Edition. Copyright © 2014. S. Porter, P. Branowicki, and J. Palfrey. Used with permission. Updated 2/2/2017 Nash-Rocky Mount Public Schools Student Health Services VNS Procedure – Cont. How to store the magnet Magnets should be worn on the student’s wrist or belt for easy access. The magnet can be held by a staff member or kept in a backpack or other easily accessed location. When to turn off the device If the student has voice changes during stimulation and would like to avoid this during public speaking or singing. When determining if the VNS stimulation is causing side effects or discomfort. Procedure for Seizures First-Aid, DIASTAT®, and VNS VNS Points to Remember – Cont. Do not place magnet in the student’s chest pocket, as the proximity to the generator may inadvertently turn the device current off. Keep the magnet 10 inches away from credit cards, computers, microwave ovens, watches, or other magnets. The student may pass through antitheft or metal detectors without affecting the generator. Cell phones do not affect the VNS generator. The VNS must be interrogated and reset after magnetic resonance imaging (MRI). Possible problems related to vagus nerve stimulators Observations Incision site discomfort immediately post-operatively. Reason/action These are potential side effects. Call parents and seek medical attention. This is a serious side effect. Initiate the EAP, begin CPR if necessary, and call 911. Notify parent/guardian and physician. Change in voice, hoarseness, or tingling in the neck during the cycle of stimulation. Continuous hoarseness or throat pain, choking, or difficulty breathing or swallowing. Supporting Students with Special Health Care Needs: Guidelines and Procedures for Schools. 3rd Edition. Copyright © 2014. S. Porter, P. Branowicki, and J. Palfrey. Used with permission. Updated 2/2/2017