LETTER TO/FROM (DELETED) WITH ENCLOSURE TITLED "REM ELECTRO-THERAPY" RE SLEEP THERAPY AND SLEEP MACHINE

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00173701
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RIPPUB
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U
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16
Document Creation Date: 
January 21, 2025
Document Release Date: 
January 15, 1983
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Publication Date: 
October 22, 1969
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PDF icon LETTER TOFROM (DELETED) W[12884260].pdf902.03 KB
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1 7-7 . Dear i4r. se" , Oct. 22, 1969 . I thought of you when the author of the attached report came in to see me the other day. As you see, he has iay.ented a better sleep machine. The_machine is being used by co-author i I know enouch about sleep physiology to detect some flagrant mist57es in the text, but am sending you a copy in hopes you may be able to giy6 me a:: confidential evaluation. The reason I am asking yo. to go to the trouble is that is giving a reoort on use of the machine in San Francisoo ( Do you think the machine is a lot of hookum or may he have something? ilectr-onirengineer. Thanks for any help you can give. Sincerel. /P" cifit4 0 Ito G- v17-11111- M ;13 P''' 4*0 �A,441 6(' .14 (He sayg-he is an � 1����� REM ELECTRO-THERAPY THE .RUSSIANS PIONEERED "S.LEEI! THERAPY" OVER THIRTY YEARS AGO, AND HAVE TREATED MORE THAN 500,000 PERSONS IN SOME 300 SLEEP CLINICS LOCATED IN VARIOUS PARTS OF THEIR COUNTRY. AMERICAN SCIENTISTS HAVE BEEN SKEPTICAL OF ELECTROSLEEP BECAUSE OF THE WIDE RANGE or CONDITIONS WHICH THE RUSSIANS CLAIM TO BENEFIT. LIKE- WISE, THE RUSSIAN CHOICE OF THE NAME "ELECTROSLEEP" CRE- ATED THE IMPRESSION THAT IT WAS A MACHINE TO INDUCE NATU- RAL SLEEP BY ELECTRICAL STIMULATION, AND THAT AN EXTRA HOUR OR TWO OF NATURAL SLEEP WAS RESPONSIBLE FOR ITS SUC- CESS. HOWEVER, THE RUSSIANS DIDN'T KNOW HOW OR WHY IT WORKED ON SUCH AN APPARENTLY UNRELATED GROUP OF AILMENTS, BUT SINCE IT WAS FOUND THAT MANY OF THE OBSERVABLE AND MEASURABLE CHANGES THAT OCCUR WHEN AN INDIVIDUAL GOES FROM WAKEFULNESS TO SLEEP TOOK PLACE DURING STIMULATION, THE NAME "ELECTROSLEEP" PROBABLY SEEMED TO THEM AS A LOGICAL CHOICE. UNFORTUNATELY, WHEN AMERICAN INVESTIGA- TORS TESTED THE ELECTROSON:SOLELY AS A SLEEP-INDUCING MACHINE RATHER THAN A MODALITY FOR TREATING VARIOUS AIL- -- MENTS AND FOUND THAT ONLY A PORTION OF rHE SUBJECTS ACT- UALLY FELL ASLEEP, THEY CONSIDERED THAT THE RUSSIAN CLAIMS WERE GREATLY EXAGGERATED. HOWEVER, AT LONG LAST, AMERICAN DOCTORS ARE SHOWING INTEREST IN ELECTROSLEEP THERAPY BECAUSE OF THE LARGE AMOUNT OF AMERICAN RESEARCH ON SLEEP StkCE ABOUT 1955. THIS -1-- - EL- � INTEREST STEMMED FROM THE DISCOVERY OF A NEW KIND OF SLEEP. . . AND FROM A NUMBER OF INVESTIGATIONS OF THE EFFECTS OF SLEEP DEPRIVATION. THIS NEW KIND OF SLEEP IS MOST COMMONLY CALLED REM, DREAM, OR DEEP SLEEP BECAUSE ITS MOST SALIENT FEATURES ARE RAPID EYE MOVEMENTS, DREAMING, AND EXTREME MUSCLE RELAXATION. QUIET, OR SLOW-WAVE, SLEEP IS SO NAMED BECAUSE OF THE ABSENCE OF THE OCCASIONAL BODY MOVEMENTS OF REM SLEEP AND THE FACT THAT THE BRAIN WAVES HAVE MUCH LOWER FREQUENCIES. MODERN THEORIES ON SLEEP ARE DERIVED FROM A CONSIDERABLE AMOUNT OF RESEARCH USING THE ADVANCED TECHNIQUES OF ELECTRONIC INSTRUMENTATION, AND THIS RESEARCH DISCLOSES THAT THE ONSET OF SLEEP IS A VERY COMPLEX INTEGRATION OF MANY FACTORS WHICH INVOLVE BOTH EXCITATORY AND INHIBITORY PROCESSES. THESE THEORIES ARE FAR FROM BEING COMPLETE, BUT, FOR THE PURPOSE OF THIS PAPER, AN ELEMENTARY DESCRIPTION OF. PHENOMENA WHICH ARE PERTtNENT TO AN EXPLANATION OF ELECTRI- CAL STIMULATION ARE PRESENTED HERE. THE STATE OF WAKEFULNESS IS MAINTAINED BY TWO ENTIRELY DIFFERENT TYPES OF ACTiVATORY PROCESSES WHICH ARE CALLED SENSORY STIMULATION AND TONIC FACILITATION. IN SENSORY STIMULATION, THERE IS A FLOW OF INFORMATION FROM THE SENSE ORGANS WHICH ARE LOCATED BOTH PERIPHERALLY AND INTERNALLY THROUGH THE THALAMIC NUCLEjS IN THE BRAiNSTEm TO VARIOUS REGIONS IN THE BRAIN WHICH ARE SPECIFIC TO EACH TYPE OF INFORMATION. THE FLOW IS.CONTROLLED OR MODULATED BY THE SENSORY RECEPTORS, VARIOUS SYNAPSES, AND BY THE BRAINSTEm CONTROL.,CENTER. THESE STIMULI UNDER_CERTAIN *CONDITIONS ALSO MAY INDUCE A REVERSE FLOW FROM THE CEREBRAL CORTEX TO THE BRAiNSTEm CAUSING FuRTHER AROUSAL ACTIVATION. THE ONSET OF SLEEP MECHANISM STARTS WITH INHIBITION IN THIS SYSTEM. VISUAL AND AUDITORY STIMULI, MUSCLE TENSION, AND MOTOR ACTIVITY ALL HAVE STRONG AROUSAL ACTION WHICH ARE NORMALLY INHIBITED WHEN WE LIE DOWN AND RELAX IN A QUIET, DARK ROOM. ARTIFICIAL INHIBITION OF. AUDITORY AND VISUAL STIMULATION IS MOST EFFECTIVELY ACCOMPLISHED BY HABITUATION OF SPECIFIC MONOTONOUS AUDITORY STIMULI AFTER SOME MINIMUM NUMBER OF CLICKS ARE HEARD, OR BY A FLASHING LIGHT. REPEATED FOR A PERIOD OF 300 TO 500 SECONDS. A FAR SuPER1OR VISUAL STIMULUS, HOWEVER, IS THE INDUCTION OF VISUAL IMAGES BY ELECTRICAL STIMULATION OF THE OPTIC SYSTEM, SINCE THE FREQUENCY OF THE FLICKER CAN.BE.INCREASED BY A FACTOR OF ABOUT THREE BEFORE THE FLICKER DISAPPEARS BY FUSION. A BY-PRODUCT OF THE HABITUATION OF THE AUDITORY AND VISUAL SYSTEMS IS THE DEACTIVATION OF MUSCLE TENSION INDUCING A GENERAL RELAXATION. THIS RESULT IS CONFIRMED NOT ONLY BY . THE OBSERVED MUSCLE FLACiDiTY BUT BY THE BRAIN-WAVE PATTERN AS PORTRAYED BY THEENCEPHALOGRAPH WHICH SHOWS A CHANGE FROM THE ACTIVATORY PATTERN OF WAKEFULNESS TO THE ALPHA FORM OF THE RELAXED STATE. THE 'SENSORY SYSTEM IS INACTIVE DURING SLEEP AND IF NO STIMULATION IS PRESENT, SLEEP WILL FOLLOW. THIS PHENOMENON IS EXEMPLIFIED BY .THE CASE OF A SUBJECT WHO, THROUGH INJURY, LOST THE SIGHT IN ONE EYE AND THE HEARING IN ONE EAR, WHO WOULD FALL ASLEEP EVENTUALLY WHENEVER THE GOOD EYE AND EAR WERE COVERED AND PLUGGED RESPECTIVELY. IN ORDER TO PREVENT UNWANTED SLEEP THE BRAIN AS PROVIDED WITH A CONTINUOUS STIMULATION WHItH ORIGINATES IN THE MESENCEPHALiC HEMISPHERE OF_ THE. B-RAINSTEm. THIS TONIC FACILITATION WHICH KEEPS THE BRAIN AWAKE HAS A MAXI - muM.1NTENSITY AFTER AWAKENING AND IT IS CONTINUOUSLY SUP- PRESSED DuRIN:G-T-M'E -DAY WITH A MINIMUM mAGNITuDE-AT BED-TIME.. THE ORIGIN OF THIS SUPPRESSION OF TONIC FACILITATION IS RELATED TO THE NEED FOR RECOVERY WHICH PROGRESSES DURING THE DAY AND TERMINATES IN SLEEP. THE TIME FOR RECOVERY RANGES FROM MAGNITUDES MEASURED IN MILLISECONDS, SUCH AS THE NERVES, TO HOURS IN THE CASE OF THE HIGHEST LEVEL CF CEREBRAL ACTIVITY. THIS HIGHEST LEVEL IS FOUND TO OCCUR IN LEARNING AND CONDITIONING WHICH IS THE REASON FOR THE LARGE AMOUNT OF TIME SPENT BY A BABY IN SLEEP. THIS ACTIVITY IS BELIEVED TO 'PRODUCE CHANGES IN THE LARGE GLIAL CELLS AND SYNAPSES IN THIS LEVEL, AND THESE CHANGES ARE CONSIDERED TO PROGRESSIVELY SUPPRESS THE TONIC FACILITA- TION OF THE MESENCEPHALON DURING THE DAY,' SO THAT WHEN THE SENSORY STIMULI ARE CUT OFF, SLEEP WILL FOLLOW. SOME PROCEDURES USED BY SCIENTISTS FOR FINDING A CORRELATION BETWEEN A SPECIFIC REGION AND ITS FUNCTIONS 'ARE TO STIMULATE TUC REGION WITH VARIOUS CHEMICALS OR ELECTRICAL CURRENTS OF VARIOUS CHARACTERISTICS, ANO OBSERVE THE PHENOMENA PRODUCED; AND TO CUT OR REMOVE A SPECIFIC REGION AND OBSERVE THE CHANGE IN PHENOMENA BEFORE AND � AFTER RE-STIMULATION, SOMETIMES SUPPLEMENTED BY'APPROPIATE ELECTRONIC INSTRUMENTATION. WHEN THE mESENCEPHALON IS REMOVED IN ANIMALS A SLEEP-LIKE STATE CHARACTERIZED BY EYE CLOSURE, MUSCLE RELAxATtON, LOWERED PULSE AND RESPIRATION RATES, AND INSENSIBILITY TO TACTILE PRESSURE HAS BEEN PRODuCED. THE SAME SLEEP-LIKE STATE HAS BEEN INDUCED BY INSERTING AICRO. ELECTRODES AND PASSING A LOW FREQUENTY CURRENT THROUGH THE mESENCEPHALON. IN REVIEW, IT HAS BEEN ESTABLISHED THAT THREE STIMULI CAN PROVIDE 'THE CONDITIONS FOR THE ONSET- OF SLEEP, NAMELY, AN AUDITORY MONOTONE FOR HABITUATING THE AUDITORY CORTEX1.AN ELECTRICAL FLICKER FOR HABITUATING THE VISUAL CORTEX - EITHER ONE OF WHICH WILL INDUCE A RELAXED MUSCULATURE AND A LOW FREQUENCY ELECTRICAL CURRENT WHICH MUST PASS THROUGH THE BRA1NSTEM IN ORDER TO DEACTIVATE THE MESEN� CEPHALON. HOWEVER, A NEW PROBLEM EXISTS BECAUSE TWO DIFFERENT ELECTRIC CURRENTS FLOWING IN THE SAtfE REGION WILL INTERFERE WITH EACH OTHER. THIS PROBLEM WAS SOLVED BY SYNCHRONIZING THE TWO ELECTRICAL CURRENTS. THIS .SYNCHRONIZATION PROOuCED AN AMAZING RESULT � THE ELECTRI� CAL FLICKER WAS TWICE AS BRIGHT IF THE LOW FREQUENCY CUR- RENT THROUGH THE ESRAiNSTEM WAS THE SAME AS THE ALPHA RHYTHM, AND IF THE FLICKER CURRENT FREQUENCY WAS FOUR TIMES THE ALPHA FREQUENCY. THE RESULTS WERE OPTINum WHEN THE MONOTONE WAS ALSO SYNCHRONIZED WITH THE TwO ELECTRICAL STIMULI. THE THREE SYNCHRONIZED STIMULI � AUDITORY MONO� TONE, ALPHA DRIVE, AND ELECTRICAL FLICKER � INDUCE A STATE OF RELAXATION, A SLEEP�LIKE STATE, OR SLEEP. CONCERN OVER LOSS OF SLEEP BY THE ARMED FORCES DURING WAR RESULTED IN NUMEROUS STUDIES ON THE EFFECTS OF SLEEP DEPRIVATION SINCE IT HAD BEEN KNOWN FOR A LONG TIME THAT SLEEP DEPRIVATION LEADS TO MAL�FUNCTION, PERMANENT. DAMAGE, AND FINALLY DEATH; AND ALSO THAT TEMPORARY SLEEP LOSS IS MADE UP BY INCREASED SLEEPING TIME DURING THE RECOVERY PERIOD. THE MENTAL SYMPTOMS OF SLEEP LOSS FOLLOW A SLOW AND PREDICTABLE PATTERN, AND THE CHANGES ACCELERATE AS TIME PASSES. SOME OF THE CHANGES FOLLOWING SLEEP DEPRIVATION ARE: INATTENTION, WEARINESS, LACK OF CONCEN� TRATION, LOSS OF MEMORY, SLURRED AND FAUCTY SPEECH, LIST� LESS BEHAVIOR, REDUCED MUSCULAR EXERTION, ANXIETY, SKIN SENSATIONS, WITHDRAWAL FROM REALITY, TIME DISORIENTATION, VISUAL DISTORTIONS, ILLUSIONS, HALLUCINATIONS, SEVERE PERSONALITY CHANGES, AND FINALLY A PSYCHOTIC STATE. THE EEG's OF BRAIN WAVES SHOWED AN ALTERNATION BETWEEN THE ALPHA FORM AND THE SLOW SLEEP�LIKE WAVES, AND THESE AL� TERNATIONS ARE CALLED "miCROSLEEPS". � � SLEEP IS PRECEDED BY A DECLINE IN ACTIVITIES OR PERFORMANCE AND BY SUBJECTIVE FEELINGS OF TIREDNESS, WHICH HAVE BEEN CONSIDERED TO BE DUE TO AN ACCUMULATION DURING WAKEFULNESS OF WASTE PRODUCTS WHICH ARE DISPOSED OF DURING SLEEP OR OF A DEPLETION DURING WAKFEULNESS OF ^ITAL CHEMICALS WHICH ARE REPLENISHED DURING SLEEP. WHEN CEREBROSPINAL FLUID FROM FATIGUED DOGS IS INJECTED INTO NON-FATIGUED DOGS, THE LATTER SHOWED SIGNS OF DROWSINESS AND SLEEP, THUS INDICATING THAT A HYPNOGENIC SUBSTANCE ACCUMULATED DURING WAKEFULNESS. SEROTONtN, WHICH IS A HORMONE"-LIKE SUBSTANCE EXHIBITING A WIDE RANGE OF POWERFUL EFFECTS ON THE BRAIN AND OTHER ORGANS OF THE. BODY, IS FOUND IN CEREBROSPINAL FLUID. SIMILAR EXPERIMENTS WITH WATER-SOLUBLE EXTRACTS FROM THE BRAINS OF SLEEPING ANIMALS PRODUCED SLEEP IN THE RECIPIENT ANIMALS. THE MEDULLA AT THE BASE OF THE BRAINSTEm CONTAINS THE RAPHE NUCLEI WHICH ARE NOTED FOR THEIR PRODUCTION .OF SEROTONIN. WHEN 80% OF THE CELLS OF THESE NUCLEI ARE DESTROYED THE EXPERIMENTAL ANIMALS SLEPT LESS THAN 10% OF THEIR NORMAL PE.R100. SIMILARLY, THERE IS A LOCUS COERULEuS NUCLEUS � JUST BELOW THE RAPHE NUCLEI WHICH CONTAINS THE SYSTEM FOR PRODUCING REM SLEEP, AND .THIS NUCLEUS USES NORADRENALiN FOR ITS ACTIVATING AGENT. e IT HAS BEEN LONG SUSPECTED THAT THERE AS A STRONG LthK BETWEEN INSOMNIA AND MENTAL ILLNESS: IN ONE'TWO- YEAR SURVEY OF SEVERAL HUNDRED MENTAL PAT'I'ENTS .(WITH PSYCHOSES, DEPRESSIONS, AND OTHER AILMENTS), IT WAS FOUND THAT 81% OF THEM HAD BEEN SUFFERING FROM SLEEP DISORDERS, AND-mANY OF THEM WERE COGNIZANT THAT SLEEP LOSS' WAS.THE CAUSE OF THEIR.AILmENT. IN ANOTHER STUDY OF A 1:7..RGE NUMBER OF PATIENTS HAvINC HEART SURGERY, IT WAS FOUND THAT A HOSPITAL IS NO PLACE TO FIND REST. PATIENTS'� COMPLAINED BITTERLY OF LACK OF SLEEP IN 4 BUSY WARD WITH HOuRCY.mEDICAL CHECKS AND .-6- EXTENDED NURSING CARE. THIS STUDY, oiscuosEp THE FACT THAT IN A THREE TO FIVE DAY POST�OPERATIVE PERCOD� OVER onc� Tiltuo or TUE- PATILNTN HAD DIVCLOPED PADANOID DLI INtDM, DI:i0IIILNIAIION, AND HALLUCINATIONS WHICH VANISHED ArTIN LIM l'ATIENr WA IPLACLO IN A QUICT HOOM WITH A MINIMUM NUMDCH or INTEDNUPTIONG. Tlicsc AND OTHER STuOICS Lo:; or SLLEP INTO rocus AS AN IMI'DRTANT FACTO( IN MEDICAL PRACTICE SINCE IRE SLEEP DEPRIVATION STUDIES . SHOWED TRAT THE SYMPTOMS APPEARING WERE ESSENTIALLY THE SAME AS FOUND IN THE MENTALLY ILL. ' THE IMPORTANT QUESTION IS, THEREFORE, WHICH KIND OF SLEEP LOSS IS THE CULPRIT. SEVERAL STUDIES OF REM SLEEP DEPRIVATION WERE MADE AFTER OVERCOMING THE DIFFICULTIES OF DETERMINING THE EXACT TIME THAT REM DREAMING STARTED AND ENDED. WHEN AN INDIViDuAL'GOES TO SLEEP, HIS INITIAL QUIET SLOW�WAVE SLEEP LASTS FOR A PERIOD OF 60 TO 90 MINUTES AFTER WHICH HE STARTS DREAMING. THERE ARE NORMALLY FOUR OR FIVE OF THESE REM PERIODS, IN WHICH THE FIRST ONE IS THE SHORTEST ANO THE LAST ONE IS THE LONGEST, AND ONLY THE DREAMS OF THE LAST ONE ARE REMEMBERED. THE TOTAL REM SLEEPING TIME IS, ON THE AVERAGE, 20% OF THE TOTAL PERIOD. THESE STUDIES DISCLOSED. THE AmAilAG FACT THAT THE LOSS OF REM SLEEP PRODUCED ESSENTIALLY THE SAME MAL�FUNCTIONING THAT OCCURRED WITH TOTAL SLEEP DEPRIVATION. THE SUBJECTS ACTUALLY SLEPT MUCH LONGER THAN USUAL IN THE QUIET SLOW�WAVE PHASES AND THEY WERE EXTREMELY DIFFICULT TO AWAKEN. 'THE DISCOVERY OF THIS BASIC PHENOMENON PROVIDES THE SCIENTIST WITH A NEW TOOL FOR ATTACKING SLEEP DISORDERS AND THEIR DERIVATIVE. AILMENTS. THiS THIRD STATE OF CONSCIOUSNESS CAN BE ' IDENTIFIED BY ITS SALIENT CHARACTERISTICS SUCH AS AN EEG PATTERN RESEMBLING THAT OF WAKEFULNESS, RAPID EYE MOVEMENTS, OFTEN JERKING OF THE LIMBS, MARKED FLACiDiTY OF NECK MUSCLES, AND ALMOST ALWAYS A REPORT OF DREAMING WHEN AWAKENED. ANOTHER IMPORTANT FACET OF TOTAL SLEEP DEPRIVATION IS THAT THERE IS A CHANGE IN QUALITY OF SLEEP, AND THIS CHANGE . IS FOR THE WORST SINCE THERE IS A LARGER PERCENTAGE LOSS OF THE REM STATE. SLEEPING PILLS AND TRANQUILIZERS ARE USED IN LARGE QUANTITIES FOR THEIR HYPNOGENIC EFFECTS, AND, SINCE THERE' ARE TWO KINDS OF SLEEP, INVESTIGATIONS WERE CONDUCTED ON THE KIND OF SLEEP WHICH THEY INDUCED. THE SURPRISING' RESULTS WERE THAT BARBITURATES, TRANQUILIZERS, AMPHETAMINES AND ALCOHOL SUPPRESS THE REMHSTATE.WHEN TAKEN REGULARLY. WHEN REM SLEEP DEPRIVATION IS TERMINATED THERE IS A REBOUND IN THE RECOVERY PERIOD- IN WHICH THE SUBJECT SLEEPS FROM II TO 14 HOURS AFTER SEVERAL NIGHTS OF SLEEP . LOSS WITH A MUCH HIGHER THAN NORMAL PROPORTION OF REM SLEEP. WITH LONGER PERIODS OF DEPRIVATION THE PROPORTION OF REM IN� CREASED. ANIMAL STUDIES DETERMINED THAT AFTER REM SLEEP DEPRIVATION THEY SEEMED ONCAm PLUIOW:. FUNTUCH itt.100 PuLNOMLNON TO RECOVER ABOUT 60% Or THEIR LOST sTuoiEs WIRE MADE ON THL UCCOVERY TWO CitOUPS' or RATS UCRRivCr) 01 LCCp FOR rOuk OR rivt: DAYS WHERE ONE GROUP WAS GIVEN A SLIGHT ELECTRIC� SHOCK BY TOUCHING THE ELECTRODE TO THE EAR. � THE uNSHOCKED CONTROL GROUP SHOWED THE USUAL INCRemENTAL COMPEN- SATORY PERIOD OF REM SLEEP BUT THE SHOCKED GROUP SPENT AMUCH SMALLER PERIOD IN REM SLEEP. THIS KEY aPtRIMENT PROVIDES A NEW METHOD CF QUICKLY REMOVING REM SLEEP DEPRIVATION EFFECTS IN THE RAT WHICH WAS SUBSEQUENTLY VERIFIED IN THE CAT� NAMELY, B-Y PASSING AN ELECTRICAL CURRENT THROUGH THE-HEADS OF THESE 'ANIMALS. THIS EXPERImENT CURRENT CAUSES THE RELEASE THE FLOW OF THE ACTIVATING SUGGESTS THAT THE ELECTRIC OF A.COMPOUND .THAT COULD BLOCK AGENT 'FOR REM SLEEP, WHICH AS BEEN IDENTIFIED AS NORADRENALIN. IT HAS SEEN KNOWN FOR -8- SOMETIME THAT THE PONTINE RETICULAR FORMATION CONTAINS A TIMING DEVICE WHICH PRODUCES REM SLEEP AT REGULAR. INTERVALS BUT WHICH IS INTERRUPTED DURING WAKEFULNESS. IT HAS SEEN DETERMINED EXPERIMENTALLY THAT A SPECIFIC DOSE OF RESERPINE IN CATS LEADS TO A COMPLETE ELIMINATION' OF REM SLEEP FOR AS LONG AS FOUR DAYS. A POSSIBLE HYPOTHESIS IS, THEREFORE, THAT THE ELECTRIC CURRENT COuNTERAuTED.THE BLOCKING EFFECT OF A RESERPINE�LIKE SUBSTANCE OF EITHER THE TIMING DEVICE OR OF THE EXCRE� TION OF NORADRENALIN FROM THE LOCUS COERuLEuS REGION. IF THE CAUDAL PONTiNE RETICULAR FORMATION IS CUT OR REMOVED, REM SLEEP IS COMPLETELY ELIMINATED, CUT IF THIS REGION IS STIMULATED ELECTRICALLY WHILE MAN IS IN A SLOW SLEEP�LIKE STATE, REM SLEEP WILL FOLLOW. IT IS POSSIBLE FOR STRONG AROUSAL STIMULI OR DRUGS, SUCH AS AMPHETAMINE, TO COUNTERACT THIS ELECTRICAL STIMULA� TION. THUS, WE FIND THAT ELECTRICAL STIMULATION OF THE BRAINSTEm AFTER SENSORY HABITUATION LEADS TO A QUIET . SLEEP�STATE FOLLOWED BY THE REM STATE IN WHICH SYMPTOMS OF REM SLEEP DEPRIVATION ARE REVERSED. THESE CHANGES ARE DRAMATIC IN A LARGE NUMBER OF.CASES.FOR IN MANY INSTANCES A SINGLE ONE�R,OuR STIMULATION COMPLETELY REVERSES THE SYMTOLOGY OF DEPRESSION AND OTHER SIMILAR MENTAL DISORDERS INDUCING A STATE OF CALMNESS AND WELL� / BEING. Tuc CLINICAL APPLICATION or.cLcciuscAL STIMuLATION TO MAN iNTROOUCES THE PROBLEM OF PASSING AN ELECTRICAL CUR� RENT THROUGH THE HEAD, BY MEANS OF EXTERNALLY ATTACHED: . ECECTRODES_y4STEAD,OF THE USE OF INTRA-SKuLL MICRO- -. - ELECTRODES PLACED IN A SPECIFIC REGION OF THE BRAINSTF:m. THE SIZE OF THE RETICULAR FORMATION OF THE BRAiNSTEm 15 NO BIGGER THAN THE LITTLE FINGER, SO IT IS OBVIOUS THAT AN ELECTRICAL CURRENT FROM EXTERNAL ELECTRODES WOULD PASS _o_ THROUGH ALL REGIONS OF THE RETICULAR FORMATION IF IT PASSED THROUGH THE BRAINSTEM AT ALL. ACCORDING TO OSCILLATOR TO CURRENT FLOW IS A MINIMUM FOR THE SPONTANEOUS RHYTHMS, AND THE IN THE REGIONS IMPLICATED IN THE THEORY, THE IMPEDANCE FREQUENCIES APPROXIMATING RHYTHMS WHICH ARE FOUND INDUCTION OF SLEEP HAVE FREQUENCIES WHICH RANGE FROM LESS THAN 1 CYCLE/SEC. TO ABOUT 14 C'YCLES/SEC. Fon EXAmPLE, THE WAVES IN THE PoNTINC RETICULAR FORMATION DURING REM SLEEP ARE 6 TO 8 CYCLES/SEC., AND THE WAVES.FOR DROWSINESS ARE 8 TO 12 CYCLES/SEC. WHICH ARE ESSENTIALLY THE ALPHA RHYTHM. HOwCVER, THE MOST EFFECTIVE ELECTRICAL FL icKERA FREQUeNCY IS 32 TO 40 CYCLES/SEC. WHICH IS. THE THIRD HARMONIC OF THE ALPHA RHYTHM, AND THEREFORE WILL PROVIDE MINIMAL STIMULATION OF STRUCTURES WITH SPONTANEOUS FREQUENCIES OF 8 TO 10 CYCLES/SEC. THUS, WE FIND THAT FOR OPTIMUM STIMU- LATION OF THE OPTIC NERVE AND THE BRAINSTEM RETICULAR FOR- MATION TWO OSCILLATORS ARE REQUIRED WITH A 4:1 FREQUENCY RATIO. THERE ARE THREE LOW IMPEDANCE PATHS IN THE HEAD; JUST UNDER THE SCALP, THROUGH THE SURFACE AT THE BASE OF THE BRAIN, AND ALONG THE OPTIC NERVE WHICH EX- TENDS FROM THE EYES TO THE V4SUAL CORTEX. ELECTRICAL � FLICKER CAN BE INDUCED WITH MINIMAL CURRENT iNTENSITY WITH ELECTRODES ON THE mASTOiDS BEHIND THE EARS, WITH CORRESPONDING mENT PRODUCES ELECTRODES OVER THE EYES, BUT THIS ARRANGE- PSYCHOLOGICAL EFFECTS, SUCH A; ANXIETY AS WELL AS THE SIDE EFFECTS. OF BLURRED VISION IN SOME PAT4ENT.S,....INFREQuENT LARYNGEAL SPASMS,,JH ADDITION: TO MINIMAL CURRENT IN THE BRAINSTEM. FOR MAXIMUM CURRENT IN THE BRAINSTEM, THE CURRENT SHOULD FLOW EITHER BETWEEN THE TWO MASTOIDS OR FROM AN ELECTRODE AT -10- THE BACK OF THE HEAD AT THE SASE OF THE OCCIPITAL LOBE TO FOREHEAD' OR TEMPLE ELECTRODES. THE LATTER ARRANGEMENT IS SUPERIOR BUT IT INTRODUCED 4 NEED FOR THE DEVELOPMENT OF A NEW TYPE OF ELECTRODE FOR CARRYING CURRENT FROM THE. SURFACE OF THE HAIR, WHICH IS PARTICULARLY THICK ON.wOmEN AND HIPPIES, TO THE SCALP.' THE IDEAL FLICKER ELECTRODE ARRANGEMENT IS EITHER WITH .TEMPLE OR FOREHEAD ELECTRODES, JUST OVER THE EYES. SUMMARIZING THE PHENOMENOLOGY, WE FIND THAT, SLEEP DISORDERS ARE THE GENESIS FOR A MAJOR PORTION OF MENTAL ILLNESS AND THAT REM-STATE SUPPRESSION IS THE ACTIVATING AGENT, AND THAT MOST OF THE DRUGS FOR TREATING MENTAL ILLNESS NOT ONLY DO NOT HAVE MUCH CURATIVE VALUE BUT ARE THEMSELVES A PARTIAL CAUSE OF THE CONDtTiONS WHICH THEY ARE SUPPOSED TO TREAT. APPR-OPRVATE-ELECTRiCAL STIMULATION APPEARS TO PROVIDE THE BEST SOLUTION BECAUSE IT HAS NO SIDE EFFECTS, SUPPRESSES DRUG WITHDRAWAL REBOUND, AND PRODUCES IMMEDIATE RELI.EF OF SYMPTOMS IN A SUSSTANTiAL PROPORTION OF THE MENTALLY ILL. LOOKING AT THE CLINICAL APPLICATIONS OF REM ELECTRO-THERAPY, A GUIDING PRINCIPLE FOR PROGNOSTICATING. ITS PROBABLE EFFICACY IN TREATING VARIOUS AILMENTS WOULD BE.TO LOOK FOR CORRELATIONS BETWEEN THE REM DEPRIVATION PHENOMENA AND THE SYMPTOLOGY OF VARIOUS AILMENTS TEMPERED BY THE KNOWLEDGE THAT THE mOOLIS OPERANDS OF REM ELECTRO- THERAPY INCLUDES: RAPID DISSIPATION OF REM HYPNOTOXINS, REHABILITATION DURING REM SLEEP, AND THE SUGGESTIBILITY OF THE APPARATUS PER SE. THIS SUGGESTIBILITY KAY BE EITHER FACtLiTATIVE OR COUNTERACTIVE DEPENDING ON THE THOUGHTS WHICH WILL BE BROUGHT INTO CONSCICAISNESS BY ASSOCIATION WITH THE STORED mEmORiES OF PAST EXPERIENCE. FOR EXAMPLE, THE PATIENT REACTION TO THE APPARATUS HAS BEEN ICO% COUNTERACTIVE IN ALL CASES OF PATIENTS WHO HAVE PRE� VIOUSLY BEEN GIVEN ELECTRO�CONVULSIVE SHOCK TREATMENTS. ANOTHER EXAMPLE WHICH PROVIDES A QUANTITATIVE RESULT IS, OBTAINED FROM A CLINICAL PRACTICE ANALYSIS OF ONE THOU� SAND PATIENTS IN JAPAN TREATED BY AN ELECTROSLEEP MACH� INE WHICH USED EYE ELECTRODES' THE APPARATUS PROVED TO � BE COUNTERACTIVE TO ALMOST ONE�FOURTH OF THE PATIENTS . SINCE IT WAS FOUND THAT 26.7% OF THEM SHOWED NO CHANGE OR RESPONSE DURING OR AFTER TREATMENT, BUT NEARLY ALL BECAME DROWSY OR SLEPT AFTER RESTIMULATION WHICH FOL� LOWED THE ADMINISTRATION or A MILD SLEEPING DRUG WHICH WAS INEFFECTIVE BY ITSELF. THE FACILITATIVE EFFECTS � � OF THE APPARATUS WERE DEMONSTRATED BY THE FACT THAT AFTER FOUR OR FIVE TREATMENTS, A SUBSTANTIAL NUMBER OF THE PATIENTS WENT INTO FIRST�STAGE SLEEP AFTER THE ELECTROOES WERE ATTACHED BUT BEFORE THE CURRENT WAS TURNED' ON. AN EXAMINATION OF ELECTROSLEEP CASE HISTORIES REVEALS THE.CONCLUSION_THAT THE MAJORITY OF THE AILMENTS TREATED COULD BE DIVIDED INTO TWO DOMAINS � THE REM STATE AND THE NEUROGENIC DOMAINS, WHEREIN THE FIRST INCLUDES ALL CASES IN WHICH THE SYmPTOLOGY IS RELATED TO REM DE� PRIVATION PHENOMENA, AND THCSECOND INCLUDES THOSE ILL�. .NESSES WHERE IN REM ELECTRO�THERAPY WOULD 6.NLY CONTRIBUTE �NEuRoGENICALLY TO THE RELIEF OF SYMPTOMS 'RESPECTIVELY. THE REM STATE DOMAIN WOULD OBVIOUSLY INCLUDE INSOMNIA, DEPRESSION, SCHIZOPHRENIA, ETC., WHEREAS THE NEUROGENIC DOMAIN WOULD INCLUDE DERMATITIS, ULCERS, HYPERTENSION, ETC., WHEREIN PHYSIOL-OGrCAL CHANGES MIGHT ALSO BE IMP-ORTANT CAUSAL FACTORS. A QUANTITATIVE EXAMPLE OF THE NEUROGEN1C DOMAIN IS GIVEN BY THE RUSSIAN STu.DY OF 376 PATIENTS SUFFERING FROM ARTERIAL CONGESTION !N WHICH ELECTRoSL.EEP TREATMENTS PROVIDED sYmPTOLOGICAL IMPROVEMENTS IN 52% OF THE CASES AND SLIGHT IMPROVEMENT IN 38%. BRAIN TISSuE IS CAPAOLE OF TOLERATtNC SOmE TYPES OF STIMULATION OVER LONG PERIODS OF TIME. TIGSuE DAMAGE CAN OCCUR IN TWO WAYS, VIZ., ELECTROLYTICALLY AND THERMALLY. ELECTROLYTIC DAMAGE OCCURS WITH ANY DIRECT CURRENT STIMULUS AT ANY CURRENT .0ENSITY, RESULTING IN DECOMPOSITION OF ELECTROLYTES AND DIFFUSION OF METAL INTO TISSUES. UNIDIRECTIONAL CURRENT PULSES CAUSE THE SAME DAMAGE BECAUSE SINGLE PULSES ARE CUMULATIVE OVER SHORT INTERVALS OF TIME. THE HISTORY OF ELECTRICAL STIMULATION OF THE BRAIN DISCLOSES THAT SEVERAL FORMS OF ELECTRICAL CURRENT HAVE BEEN .USED INCLUDING DIRECT, ALTERNATING, AND .UNIDIRECTIONAL PULSES. TODA.Y, THERE ARC THREE BASIC TYPES OF CURRENT IN USE - BALANCED, UN3ALANCED RECTANGULAR PULSES, AND THE LATTER PULSES SUPERIMPOSED ON DIRECT CURRENT. A BALANCED RECTANGULAR PULSE HAS A FORWARD CURRENT EQUAL TO THE BACKWARD CURRENT WHICH WOULD BECOME AN UNBALANCED PULSE IF THE FORWARD AND BACKWARD FLOWS ARE UNEQUAL. AN UNBALANCED PULSE HAS A UNIDIRECTIONAL COMPONENT. TISSUE TOLERANCE STUDIES HAVE _DETERMINED THAT BALANCED RECTANGULAR PULSES CAN PASS THROUGH TISSUE FOR AN INDEFINITE PERIOD. OF TIME, SUCH AS WOULD BE REQUIRED OF A PERMANENT IMPLANT PROVIDING THAT THE AMOUNT OF ELECTRICAL CHARGE .1N EACH PULSE 010 NOT EXCEED 200 MICRO COULOMBS. OBVIOUSLY, MUCH LARGER CHARGES COULD SE USED FOR INFREQUENT STIMULATION. HOWEVER, IF THE PULSES ARE UNIDIRECTIONAL, THE CHARGE .PER PULSE FOR EQUAL TOLERANCE IS LESS THAN 20 MICRO COULOMBS. DATA ON DIRECT CURRENT BIAS T'OLERANCE IS NOT AVAILAULL OUT or cousc.;E THE CORRESPONDING CuRRENT MAGNIJUDE WOULD BE MUCH LOWER. THE LATEST PRIOR ART ELECTROSLEEP GENERATORS USE AN UNBALANCED PULSE WITH .4 DIRECT CURRENT BIAS AND THEREFOiiE WILL CAUSE ELECTROLYTIC OUSSOCIATtON AND DEPOSITION OF METALLIC IONS IN THE BRAIN TISSUE. THE NATURE OF THE EFFECTS OF THIS DEID.OSITiON IS SUGGESTED BY. CONVULSIVE ELECTRO�SHOCK TREATMENTS IN WHICH MEMORIES OF CONTEMPORARY EXPERIENCE ARE DESTROYED. THE REASONS FCR II A. A .111 HABITUATED TO A SPECIFIC MONOTONOUS AUDITORY STIMULUS, SUCH AS A SOUND OF CONSTANT AMPLITUDE AND PITCH, AND IF THE MARGINAL BRA1NSTEm STtmuLATION OBTAINED WITH THESE GENERATORS ARE THAT THE EYES CAN ONLY TOLERATE A VERY SMALL CURRENT AND THAT ONLY SMALL CURRENTS SHOULD SE USED FOR MINIMAL IRREVERSIBLE BRAIN TISSUE CHANCES. THERE ARE TWO KINDS OF BALANCED PULSES - SYMMETRIC AND ASYMMETRIC WHEREIN THE CHARGE IN ONE-HALF OF THE ASYMMETRIC PULSE MAY BE OBTAINED BY A LARGER CURRENT FLOWING FOR A SHORTER TIME, AND VICE VERSA IN THE OTHER HALF OF THE PULSE. THE SITUATION IN THE SYMMETRIC PULSE IS SELF-EVIDENT. THE EFFICACITY OF THE ALPHA DRIVE OSCILLATOR IN THE INDUCTION OF SYNERGISTIC EFFECTS WHEN SYNCHRONIZED WITH THE SENSORY STIMuLAT.ORS IS A MAXIMUM WHEN THE RECTANGULAR PULSES ARE BOTH BALANCED AND SYMMETRIC. THUS IT IS ESTABLISHED THAT THE CHOICE OF BOTH THE FORM OF THE CURRENT AND THE _TYPE AND POSITION OF THE ELECTRODES ARE OF PARAMOUNT IMPORTANCE IN DETERMINING THE PERFORMANCE OF THE STIMU- LATOR. CLINICAL PRACTICE WITH ELECTROSLEEP STIMULATORS UNCOVERED A RECURRING PROBLEM, NAMELY, THE AROUSAL ACTION OF AN UNEXPECTED OR UNUSUAL SOUND. IT HAS SEEN FOUND EXPERIMENTALLY THAT WHEN A:SUBJECT IS I/ THE PITCH OF THE SOUND IS DISCREETLY CHANGED BY A LARGE ENOUGH INCREMENT, THE AUDITORY CORTEX WILL SE.DEHASiTuATEO CAUSING THE AWAKENING OF THE SUBjECT, PARTICULARLY IF IN THE REM STATE. THE PROBLEM WAS SOLVED BY PLACING THE MONOTONE TRANSMITTER IN THE STIMULATOR CABINET AND TRANSMITTING THE �S'OUND THROUGH TUBES TO SOUND-:TSOLATING PLASTIC CUPS HELD. IN PLACE OVER THE EARS. BY THIS MEANS ANY EXTERNAL SOUNDS WOULD BE ATTENUATED TO A LEVEL AFTER FILTERING THROUGH THE CUP WALLS WHICH IS FAR BELOW THE THRESHOLD OF AUDIBILITY CREATED BY THE MONOTONE ENTERING a. �a. � THE CAVITIES VIA RuBBER TuOES. THE MONOTONE' APPLICATOR EXTENDS THE USE OF THE STIMULATOR BEYOND THE QUIET PRIVATE ROOM TO THE NOISY OFFICE ROOM OR HOSPITAL WARD. IN CONCLUSION, AN ELECTROPHYStOLOGICAL STIMULATOR PROVIDING THREE BALANCED, SYMMETRIC AND SYNCHRONIZED STIMULI - AUDITORY MONOTONE, ELECTRICAL FLICKER, AND ALPHA DRIVE - APPLIED TO THE HEAD VIA MONOTONE EAR CAVITIES, FLICKER TEMPLE OR FOREHEAD ELECTRODES, AND ALPHA DRIVE OCCIPITAL ELECTRODES RE- SPECTIVELY, CAN BRING A NEW ORDER OF EFFECTIVENESS TO REM ELECTRO-THERAPY. -