Effect of Acupuncture Stimulation on Gastric Mucosal Microcirculation
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Effect of Acupuncture Stimulation on Gastric Mucosal Microcirculation
TheB u l l e t i no fM e i j iC o l l e g eo fO r i e n t alMedici ne N o .1 1:1-9 ( 19 9 2 ) Effect of AcupunctureS t imulation on Gastric Mucosa lMicrocirculation ISHIZAKI Naoto ぺ Y AMAMURA Yoshiharu ' ぺ SEY A M A Fumiyo , KAMIMURA Akihiro'¥NOBIKI Yoshie " HIRO Masa ki ヘ OKAMOTO Yoshiyuki ' HONGO Hitoshi'" , YOSHITOMI Tatsuo " , , , EGAW A Masato ぺ FUKUI M ichiaki " , YAMADA No buyukiヘ SHIMOO Kazutoshi'¥ N AMURA Kenji " , YANO Tadashi 瑠 and KAJ I YAMA Sh回uo "* •F i r s tDeparlment0 /Clinicα l OrientalMedicine , Meり i College0 /OrientalMedicine . .Department0 /In ternα l Medicine , A 1 e i j iC o l l e g e0 1Orientα 1 Medicine S umma r y : The p r e s e nts t u d yi n v e s t 竑 a t e dt h e efe c to fa c u p u n ct u r es t i m u l a t i o n on g a s l r i cm u c o s a l hem ody n ami回 T h e s u b j e c t sw e r e1 0mal e sw il h no a b n o r m a l i t i e so f t h es l o m a c h .L a s e r D o p p l e rf l o w m e t r ywasa p p l i e df o rmeasurementofm u c o s a lb l o o d flow , andt h ef i b e r o p t i cp ro b eo fl h ef l o w m e l e rwasp l a c e dont h eg a s t r i ca n t r a lmuc 田 a o ft h es u b j e c t st h r o u g h ag a s t r o en d o s co p e . The t o t a ll i m eo f measuremen l was 1 0 dacupunc tur es t i mu l a. t i o na tt h ep o i n lZ u s a n li( S T 3 6 ) wasp e r f o r m e df o r5 minules , an m i n u t e sd u r i n gl heme a su remcn tp e r i o d. The bl o o df l o w oft hes u b j e c t si n cr e a s e d dur i nga c u p u n c tu rcstim ulation , andl e n d e d1 0r e c o v e r1 0b a s e l i n el e v e la f t e rr emovalo f t h ea c u p u n c t u rene ed le s . Thei n cr e a s e db l o o df lowd u r i n ganda ft ers t i mu lal i ons howe d wass i gni f i ca n l l yh 屯 her t hant h eb as e l i n eb l o o df l o wmeasu re dw it hn os limulation. We c on c lu d et h a la c upu n c t u r es t i m u l a ti o na tZ u s an l iC S T 3 6 )mayb eu s e f u lf o rt h et re a t m e n t o fgastroin 同 st in a l d i s e a s eon t h eg r o u n d st h a ti tincγe8ses t h emu c os a lb l o o df 10w , Key Words :g a st r icmucosal microcîrculation , a c u p u n c t u r e I NTRODUCTION Although t h e r ei sn os i n gl ee t i o l o g i cf a c t o r x p e r i me n t a l r e s p o n s i b l ef o rg a s i r i c ulcers , e has a ccumul a t e dt oi nd i c a t et h a t e、吋町田 r n u c o s a lb l o o df low pl a y s an important r o l e i nt h ep a t h o g e n e s i sand h e a l i n go ft h i sl e s i o n 1 -8 } For t h e me a s ur e me n t ofbl ood f l o wo f t h eg a s tr o i n t e st i na l mu cosa , s e v er a l t e c h n i q u e ss uc ha sl a s e r D o p p l e r flowmetr y9- 12) , hydrogen g剖c1 e町田白13.14) , and i o d o a n t i ュ 5}h p y r i n ec le a r a n c e1 a v eb e e ni n i r o d u c e d and e a r s . Among t h e s e w delyu s e di n r田ent y a s er D oppl e rf lowme i r y technìques , l s u s e f u l f o r me田 urement o fg a s tr ic mucosal b l o o d f 10w i n humans b ec a u s ei ti s noni町田 lve , accura日, a nd reproducib l e同 On t h eo t h e r h e ef f e c t so fa c up un c t u r es t imulat on hand , t o n g a s t r o i n t e s t i n a l f u n c t i o n s have b e e n a J wor kers , a nd t h e demons tr a t e d b ys e v e r v a l u eo fa c u p u n c iu r et h e r a p yf o rgastroint田 t i n a ld i s e a s e ss u ch a s gast r i cu lc e rh a sb e e n empha s i z e d1 7-2 0 ). l n t he p r e s e n t study , c hang e si nhumang田 tri c mucosalb l o o d flow b ya c u p u n c t u r es t im u l a t i o n were i n v e s t i g a t e d 10wmeier u s i n ga l a s er -Doppl e rf 2 E f f e c to fA c u p u n c t u r eS t i mu ] a t i o n0凡 SUBJECTS& METHODS S u b j e c t s Ten male v o l u nt e e r s w i t h no g a s trc e l a t e dt og a s t r o i n t e s t i n al disease , symptomsr rot h e ra b n o r m a l it i e s function , hypertension, o were s t u d i e d . The mean a g eo f subjec回目 t h etimeo fs t u d y w出 22. 1 y師団 (range , 2 0 t o2 6 ) . Al lt h es u b j e c t s weregave i n f o r m e d c o n s e n tpnor t oc ommercmg l n strument s Fi g u r e 1shows a diagram o ft h el as e r ュ 10wme t er u s e d (ALP.21 0 0 ; ADュ Doppler f VA I\ CE , Tokyo , Japa n) . The i nstrume nt 3 2 . 8 nm) c o n s i s t so fa He-Nel a s e r( 2 mW , 6 which i su s e dt oi l 1uminate a small s p o to f i c p r o h e Uiber g a s t r i c mu cosa , a f神eropt s e p a r a t i o no f0 . 5mm a tt h e tip) , ands i g n a l p r o c e s s i n gu n i t s . The l i g h t from t he l as e r u n i ti sc a rr i e dt ot h et i s s u et h r o u g ht h eg l a s s h eb a ck s cat t er e dl i ght r e f l e c t e d fibers , and t f r om s t a ti ona r yt i s s u eandmoving r e d bl ood c e l l s i s c a r r i e d t h r o u g h t h e f ib e r s t o a Gastri c Muc o s al~licrocirculation 1 .8 p h o t o d e t e c t o r( ap h o t o d i o d e ) . Thep r o b e( mm i nd i a m e t e r )i sf 1e x i b l e and made f o r e n d o s c o p i c u s e . The e l e c t r o n i c s y s t e m p r o c e s s e sD o p p l e r s h if t e ds i g n al st oy i e l da 10w v a J u e whi c h i s e x p r e s s e d a s b l ood f a b s o l u t eu n i tso fml/min/100g t i s su e E x 同 rim en ta l d回 '9n S u b j e c t s were r a s t e df o r1 2 hours b e f o r e e x p e r i m e n t sb u t werea l l o w e dt ot a k e ,,"atel They were p r e t r e a t e d w i t h 2 0 0 mg o f d i m e t h y l p o l y s i l o x a n e f o r de f o aming t h e n tr amu s c uJ a si n j e c ti on o f stomach mu cosa , i 2 0mgo fN.butylscopolammonium bromidet o i n h i b i t p e r i s t o l e o f t h e stomach , and l i d o c a i n e h y d r o c h l o r i d e t o a n e s t h e t i z e t h e t h r o a t . Theg a s t r oe n d o s c o p e(GIPTYPEV10 OLYMPUS) ¥ I, Japa n) was i n s e r t e d t h r o u g ham o u t h p i e c e p l a c e d b e tween t h e i t ht h e t e e t hoft h es u b j e ctt ot h estomach , w s u b j e c thad l y i n gt h e nont h eb e dt hr ou ghout t h ee x p e r i m e n t . The f l e xi b l eo p ti c a l pro 出 was t h e ni n s e r l e di n t ot h e stomach t h r o u g h l o wme t e r F i g .1 .O ia g ra mo flaser~Oopp l er f a p a n )c o n si s t so fa He-Ne l a s e r( 2 mW , 6 3 2 . 8 Thei n s tr ument (ALF-21 0 0 ; ADVANCE , Tokyo , J i g n a Jp ro c e s si ng u n i t s . Thel i g h ti sc a r r i e dt o and f r om t he t i s s u e nm). f i b e r o p t i c probe , and s t h r o u g hg J a s sf i b e r s wh時h ma . i n t ai nc o n s ¥ . a nL f i b e rs e p a r al ion ( 0 . 5 mm) a tl h e t i p . Th e b a c k s c a t t e r e dl i g h t which c o n s i s l so fD o p p l e r s h 禛 t e dl i g h lr e f l e c t e d from s l a t i o n a r yt i s s u e and moving r e db l o o dc e l l si sc a r r i e dl hl " o u g hl h ef i b e r st oap h o t o d e t e c l o r( ap hol od i o d e ) . The 10wv olumef r o mD o p p l e r s h i f t e ds i gn a l s e l e c t r o n i cs y s t e my i e l d st h eb l o o df TheB u l l e t i no fM e i j i Col l e geo fOr i e nt a lM e d i c i n e1 ' ¥0. 1 1 : 1-9 (1 9 9 2 ) 3 g a s t r o e n d o s c o p e f i b e r o p t i cp r o b e / F i g .2 . Meas uremento fg a s t r i cmuco s alb l o o df l o w The1 fe xi b leop t i c a lp r o b ewasi ns e r t e di n t ot h estomachandgen t lypl a c e dont h e ga s t r i ca n t r a lmu co s av i aag a s t r o e n do s c op e(GI F TypeVI 0;OLYMPUSi l t I .Japan) B lood f l o wv a l u e s from t h el a s e r -Doppl e rf 10wmete rwer er e c o rded w i t ha c h a r l i g i talp r i n t e r CALF Pl r e c o r d e rC U 2 2 8;Nippon Den s h i Kagaku , Japan) and d ADVANCE , Tok yo , Japan)a sabs ol u leu n i t so fml/min/100g t i s s ue t heg田 t roendos∞ pe and g e n tl y p l a田 d on t he ~7Á~'.;!Jr: g a s t r i c an t r a l mucosa f o r me a s ur emen to f bl ood f 1ow. I P1 Blood f l o w va l ue 5 f r om t he l as e r D o pp l e rf 10wmeterwerer e c o r d e dw it ha c h a r t re∞ rder (じ228; Ni p ponDen5hiKaga ku , Japan) and a d i g i t a l p r i n te r (ALF P l ; ADVANCE) i n ab5 0 l ut eu n i t5 of ml/min /1 00g t i 5 5 u e(Fi g 5.2 and 3 ) . Two 5田S lQ ns of measure r n e nt were p er f o rme d on e a c h s u b je ct ; on ef orr n e a s u r eme ntofb a s a lg a s tr i c mucosal b l o o d flow with no s t i m u lat ion (controI5) , and t h e o th e r ¥ 0 o b 5 e r v e ¥ h e changes b l o o d f lo¥V d u r i ng acupunc t u r e stimul at i o n s. The t ot a lr n ea sur ement t ime W出 1 0 mi nutes , a nd a cupunc t ur estimu l at i o n '"'1R..:Jrあ ‘lJi 山間町議r 戸I F i g .3 .C o n t a c to ff i b e r o p t i cp r o b ewi t hgast r i c 引nucosa Thef i b e r o p ti cp r o b ewasp l ac e dont h el e s s e r on s ta n tc o n t a c t cunatureo ft h e an trurn , and c p r e s s u r eandc on tacta n g lewer emaintaine d E f f e c lofA c u p u n c t u r eS t i m u l a t i o no nG a s l r i cMucosal ~ficrocirculation 4 W描 performed v a ¥ u e si nt h e two g r o u p s . I nt h 8s t i m u l a t e d h e va Ju e0 1g a s t r i c mucosa J b l o o d group , t f low i n c r e a s e ds t e a di l y from l h es t a ! ' to f i n u t e s f o rap e r i o do f5m ( f rom 2minut田 aft e r t h 85 t a r to fm e a s u r 8 - ment t o3r ni n u t e sb e f o r et h ee n do ft he t i m u la t e d w ホ t h e x p e r i m e n t ) . The 凹 ints s stimulation , andshowed ap e a kl e v e l0 1 21 .7 : t7 . 9 ml/min/100 g t i s s u ea l 8 minutes ( o n er n i n u i ea f t e r removal o[ a c u p u n c t u r e a c u p u n c tu r en e e d l e s( 0 . 2 0 mm i nd i a r n e t e r ; 唖 SEIRIN KASEl Co. , J a p a n )w e r eb i l a t e r a l h en e e d l e sp e n e t r a l e d h e nd e c r e a s e ds t e a d i l yt h e r e a f Z u s a n l i (ST 36) , and t needles) , and t 1 0 mm. I ns omeo ft h esubjects , we continu~ 1ef , b u td i d notr e tu r nL ot h 8b a s e li ne l e ve l o u s l y monitor e db l o o d pr田 sure s i m u l t a n e o fb e f o r es t i m u l a t i o nu n t i lt h ee n do ft h e o u s l y wホ t h measurement of g a s t r i c b lo o d . I nt h ec o n l r o l group , bl ood measurement f 10w l e v e l sd id n o tc h a n g el h r o u g h o u tt h e f l o w u s i n g a b l o o d pre田 ure momtor (Finapr田; OhmedaBOCG roup Inc. , USA) e x p e r i m e n t s . T h e r ew e r es i g n i f i c a n t d i f f e r S t a t i s t i c a l Anal y s i s enc田 in t h ev a l u e so fb l o o df l o wb e t w e e n R田 ult5 we四 expressed a s mean : ! : :SD i n c o n t r o l s and t h e s t i m u l a t e d group a t 3 a b s o l u t eun i t so fb l oodf l o w (ml/min/100 g m i n u t e s( J3. 4: t3. lV 5 . 16.6 :t 2.4 , p<O.02) , 日 10w v o l t i s s u e ) . The b l o o df umei ne a c hs u b j e c twasc a l c u * r o r n 1 a t e de v e r yone rninu担s f 30 2 4 data p o i nt 5 pnn 同 d a t 2. 5 2 8 n=10 .. ー s e c ond i nt e r v a l s . Di f f er e n c e s 26 mean 士 so b e t w e e n c o nt r o l s and t h e 24 s t i r n u l a t e d group were a n a ュ 2 2 l y z e d byS t u d e n t ' s t一日5t , and 2 0 c o n s i d e r e d slgni 日 ca nt i f p 1 8 v a l u ewasl e s st h a n0 . 0 5 合* 合、. 32ξz-E E\ ) 目 shown i nF i g .4 B e f o r e acupu nc tu re s t i r n u l a ュ ti on , t h e me田 blood f l o w W出 less t h a n1 5 ml/min/ 1 0 0 g t i s su e w i l h s i r n i la r mmu 出 are 唱。。-国 Thec o n d i t i o n so ft h es u b j e c ts were s i m i l a r In b o th h e yw e r ek e p t sessions , and t at 問st d u r i n gt h es t u d yp e r i o d . G a s t r i c mucosal b l o o d flow was measured f o r 1 0 minutes ,出d m ean f l o wv o l ュ ume v a l u e s at e v e r y Qn e 住。 E RESULTS 1 6 1 4 1 2 1 0 ~ Acupuncture 8 Control 一一・- A cupuncture 6 . p < O . 0 2 "p< O . O l 4 2 。 。 2 4 6 8 1 0 1 2 Time ( m i n . ) F i g . 4 Mea nb loodf l o wv a l u e sa to n em i n u t ei n t e r v a l s Thev a l u e so fgast口 c m u c o s a lb l o o df l ow i n c r e a s e ds t e a dt l y e nd e dt or e c o v e rt ot h e d u r i n ga c u p u n c t u r e stimulation , and t s e r v e d ba s a ll e v e lt h e r e a f t e r . S i g ni f ic a n t diffe r enc田 were 0b b e t w e e nt h et wog r o u p sa 13, 6, 7, 8, 9, and1 0m i n u t e s TheB u l l et i no fMei j i Col l e g eo fOri e n t a lM e d i c i n e No .1 1:J-9 ( 19 9 2 ) 5 0 : t3. 1 VS. 20.1 士 5. 8 , p<O.OI) , 7 minute s03.8 : t2. 8v s . 20 .4:t 5.2 , p<O.OI) , 8 mlnut田 (14.0 : t 1 .8 v s . 2 1.7士 7.9 , p<0.02) , 9 t3 . 3v s . 19.8 士 4.8 , Pく0.0]) , minutes 04. 5: 剖d 1 0 mi n u t e s 04.2: t3 . 1 v s . 1 9. 1: t3.5 , mmu国(1 4 .1 r-- N . S 一一「 -1 S 5 ・・ p<O.OI). F i g u r e5s howst h et o t a lbl oodflow Z (ml/l OO g t i s s u e ) dur i n g 2 minut e sb e f o r e 320 s ti m u la ti on i n bot h groups , s howing s i m i l a r 凶 n =1 0 1 0 mean 士 50 valu田 in t h e two g roups .The t o ta lb lood f 10wvolumeduring5 minutesofa cupunc tu r e s ti m u l a t i o na r eshown i nF i g .6 . Tot a 1blood f 10w volume duri ng a c u p u n c t u r es t imula t i on 。 Co n l r o l A cu pu n c l u r e F i g . 5 . T o t a l b l o o d f l ow volume d u r i n g 2 minut e s b e f o r e s ti mulati o n i n b o t h groups T o t a lb l o o df l o w volume b e f or es ti m u l a t i o n showeds im i la rl e v e lc ompare dwi t ht h ati nt h e c on tr o lgroup s h owed as i gn i f icantl yh ighe r va l uecompared witht h ec o n tr o lp e ri o d( 6 9. 8: t1 3 . 8i nc o n t r ol gr oup VS. 9 0 .7: t1 6 . 6i ns timulat e dg roup , p< 0.0 1), and a s i m i l a rd if f e r e n c e was a ls o ob 10w vol s e r v e di nt h el e ve l so ft o t a lb l o o df umed u r i n g3 minutes a f t e rr emoval of acu ュ punct u r en田dles ( ' 1 2 . 8: t7 . 7i nc o n t r o l sv s .6 0 . 7 : t12. 9i ns timul a t e dgrou p , p <O . OJ )( F i g .7 ) 1制 1 4 0 「一一 p < O.OI -- 寸 r--- p < O . OI ー「 国 n=1 0 2 0 ・--- 同 E40 ••••• ss 2ee岡、-g) Bec 旬。。昌 喜 ••• ・ 80 -2 “ 1曲 富 帥曲崎 1 2 0 n=10 2 0 mean: t$ D mean 土 50 。 。 C on l r o l A cu p u n c t u re Con C r川 A c u p l l n c tu r e F i g . 6 T o t a l bl ood f l o w volume d u ri ng 5 minuteso fa cu p u n c t u r es t i m u l a ti o n. F i g . 7 . To 拍 1 b l o o df l ow v o lumea f t e ra c u p u n c . t u r es t i m u l a t i o n . T o t a lb l o o df l o wvolume d u r i n g acupu n c tu r e s t i m u l a t i o nsho\',red as i gn if i c a nl lyhi g h e rl e v e l comparedwi lhc ont r o lv al ue s T o t a lb l o od 1 f0w ¥'olume a f t e r removal o f a c u p u n c t u r en e e dl e sal s os howedas i g n if i c a n t l y h i g h crl e v elc o r n pa r edw i t hc o n t r o lv a l u e s 6 E f f e c tofAcupunct u r eS t i mu la t i o no nG a s t r i c v l u c o s alMicr o c i r cu la ti on 可 EBE Et -- 06 E B 」司 P ul ser a t e{ / mi n } Acupuncture nununu 1 r、-、~、~ 刈崎ハ uau - 中 D1叶 1iv Co円 trol --'"":一、u、---:.../、一一一」福S‘"て軍軍~、=---=、 . P UIs er a te( / m in .) 200 1 00 81 0 0 dp r e s s u r e(1m叶匂} B l o o dp r e s s u r e(1ll'1"I-¥g) ] 6~州仏 81 0 0 df l o w(ml/min /1OO~) 十一一ーー 10 mi 凡 ーー一---i B l o o df l o w(m l ノmin/l00 ト一一一一 ~) 1 0m i n 一一一--1 F ig8 . Repr e s ent a ti v er e c o r di n gd u r i n ga c u p u n c t u r es ti m u l a t i o n . Thet r a c es ofb lo o d f1 ow , bl ood pre 日 ure , and p u l s er a t ei n as ub j ec td u ri ng a c u p u n c t u r es t i m u l a t ion C ri g h t panel ) show i n c r e a s ei nb l o o df l o w by a c u p u n c t u r e s ti m u l a t i o n wi t hn oe f f e c tons y st emicb l o o dp r e s s u r e and p u l s er a t e . On t h eo t h e r het r ac e si nl hec o n t r o lp e r i o ds how n oc h a n g e st h r o u g h o u tt he1 0 mi nu t e so f han d , t le f tpanel ) t h ee x p e r i m e n t( F i g u r e8s howsa t r a ci ng o f g品 tric muc o s a l bl ood flow f r om t h ec h a rt recorde r , b l o o d pressure , and pul s er a t ei n ones ubj e c td u ri n g 1 0 minutes o ft he e x p e r i m e n t . The b l o o d f low i n c r e a s ed s t e ad i ly dur i ng acupunc t ur c stimulation , and d e c r e a s e dt he r ea It e rC r i g h t . t u r e need les , whi l et h e stimul at i o n acupunc h ad noe f f e c ton s y s t e r ni cb l ood pre田 ure and p u l s er a t e . T h e s er e s u l t ss u g g e st t ha tt h is r i n d i n gwasno . tt h er e s ul to fh y p e r t e n s i o no r h e ot h e r r e sp ons e s d u e t o t he p血 n of t s ti m u l a t i o n sb u tt h e r e s u l t o r a s p e c i f i c er f e c to fa cup u n c t u r es ti m u lat ion . The r o l e panell , w h i l et he b l o o dp r e s s u r e and p u l s e r a t e we r es im i l a rt ot he b a s e l j n el e v e l sa s shown i nt h e1 e f t pane l o fg a s t r i cr nuc o s a l bl ood f low i nt h ep a t h o ュ g e n e s i so rg a s t r o i nt e s t i n a ld i s e a s e sh a sb e en DI SCUSSI ON The pr田e nt s tudy s howed t hat g a s t r i c 田 tral m ucosal b l o o d f Iow volume were i nc r e a s e ddu r i n ga c u p u n c t u r es t i m u l a t i o n and t e n d e d t o d e c r e as e a f t e r r emoval o f t h e c l e a r l ydemonstrated t h a tt h eg a s t r i cmucosal m i c r o c i r c u r a t i o n l S import a n t f or gastr ic mucosa l pro 同 clion and he a l in go f ga .s tr ic n c r e a s e d bl ood mu c o s a l I田 ions 1 - S ). Thus , i I ' low b y a cupunc tu r es timulat i o n may b e i n d i c a t e d b y m 即】 y ex periments , an d i t1 S TheB u l le l inofMei j i Cole g eo fOri e ni a lM e d i c ホ n e: . Jo.1 1 : 1-9 ( 19 9 2) 7 e ff e c ti v ef ort he t r e at me ntofg a s tr o i n t e s t i ュ 1amus o rv agus n e r v et hr ou gh t h e h ypot ha f 1a ld is e as e s5 uc h asg出 tric d or s al c olumnl e mn is ca 1 s y st e m o r t h e an t e r o l at er a ls ys t em of t he s pi n a l∞ rd 29 . 30 ) u l c c r . However , t hee n h a n c e db l oo df 10w i nL h is sL u d y may ha v e be e n t he r e su J t of i nc r e as ed ac i d s e cr e t i on c a us e db y ac upunc tur es timula t i on t a b ol it e sf or be c a us et hes u p p Jyo fe n e J官 y me a ci ds e cr e t i on of p a r i e ta lc els ¥ v hi c h a r e cau s m g 即 i n c re ase i n bl ood f lo¥V o ft h e gas t r i cmu c o sa . Ano t h e r pos s i bi l it yi s tha t t hee n ha n c edb loo df low i nt hep r es ents tudy s t i m u l a t e db y acet ylcholi ne , gas t r i n 01' h i sュ wase v o k e d by av a sod i laL ors u c h asb io g en i c 町山 n es (his tamine)3D , g as t r oi nt e s ti n a l ho r taminer e q u i r e sa de quat emucosa lb l o o df l o w 21 , 22) . Therefore , i ti sn c c e s s a r yt oi n v e st i ga t e m o n田 ( penL a百回tri n , o c t ap e pt i de o fc h o l e ュ u r a 1 secretin )32> , o r p ro s t a ュ cys toki nin , nat t he c hang eo fa c i ds e cr e t i o ns imu lt a n e o u sl y g l a n d i n s33.3 . 0 . H O\'i eveer , t he r ne c h anism o f with t h eme a su r e me ntofmucosal b l o od flo\' i nt h ef u n d ic gl a n d ar c ao f t h e stomach r el e a s e o f t he s e a g ent s by acupunc t u r e s t imu l a t i o na t Zusanl > (S1'36) on t h e lower du ri n ga cupunc t ur es ti mul a t i o n. I fi n c r e a s e d b l o od f l ow wi t hn o i n c同国e ofa c i ds e cr ot i o n l e gi s unknow n . r t wil b e n ecess 町 Y h e s e age n ts i n v e s t i g a t et h e rel 回目 of t i s obse rved , acupu nc t ur es t i m u lat i o nc a nb e L h e r田 ponse o ft h en e r v ou s system du r i n g e xp e c t e dt opl aya ni mp o rt a ntp rot e c t i v er o l e a cupun c t u r est i r n ul at i o n ,,' ag a i ns t gas t r ic di自国 es s uc ha s u l悶 s o ft h es t mu la ti n g poi nt s houl db e inv田 L ト gat ed Onep o s si b leme c ha n is mf o rt hei n c r e a s ei n bl o o d f l o w by a c up un ct u r e s t imulati on I S t h a tt h es t imul a ti o nc au se de x c i ta ti on o ft h e n e r v o u ssystem c on t r ol in g va s omo t i o n oft h e 23 E酷 tnc mu∞sa ) . Mu c he v i d enc eh a s i nd iュ c at e dt h a tt hea ut on omic n er vous system i s pr i m a r i l yr e s po n s i bl ef or d i r e c tc o n t r o lo f b l o o d f 10w t oL he s t oma c h. Vagus n e r v e 出1 剖d o r e r O SlOn s. F urt hermore , t hc l ong -L erm e ff e c t hes p e c if ic i t y o facupunc t u res timu lati on 四d t s t imu l a t i on p r oduces t o I n c r eas e 1TI gastnc b l o od f l o¥V byadi r e c tv a s o d i l a t or ye f f e cto n 24 les t i mu lat綷n t heg a s tr c vasculature , 25) , whi of t h es ympa t h e t i c fi be悶 to t he stomach 26 7). Fur t h eト r e s u ¥ t si n decre as吋 b lood fl ow , 2 more , i ti sc le a rt h a t a ìn c四国 e 10 gastnc bl ood f l o¥V i sa ls op ro du c edbys timu la t i ono f 2 8l . Thus , i L s hou ld b e L h e hypotha l amus c ons i d er e dt hat ac up u nc tu re s t i mul at i on o f t h el owe rl e g may ha v e an i nf 1ue nc e on t h e REFERENCES 1 ). 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Acta Phy s i o l Scand 1 2 7 31 3-321 .1 9 8 6 胃粘膜血流に及ぼす銭刺激の効果 ' 1明治誠灸大学第東洋医学臨床教室日明治鋪灸大学内科学教室 要旨 石崎直人* 山村 野引淑衣 日 義治日 瀬山 文世 上村章博日 江川雅人宅 廃 正基' 岡本芳幸' 福井道明日 本郷仁志日 義富辰夫" 下尾和敏日 苗村健治日 矢野 悶粘膜 血流に及ぼす賊刺激の効以について検討した 人男子 10名とした 忠・ 山田伸之権 梶山静夫日 対象は回旋患白既往のない 2 0歳代の健常成 胃粘膜血流の測定は検査前日 の午後 9 時以降絶食とした被験者に前処置を行 った後 に胃内視鏡を押入 L. 内視鏡白書1I子孔よりレーザード ッ プラー血涜計のプロープを胃内に姉入 L 断門前 庭部の小湾側粘膜に接触 させて行った 全測定時間は ω分!日l とし を行い,刺激終了後 3 分間までの粘膜 rfn 流の変動を観察 L. 測定開始 2 分後より 5 分間の鍛刺激 同一被験者における背任刺激時白血流変動と 比較検討した.鎖刺激には羽田20号銭を使用 L. 刺激部位は足三塁穴とした.結集. 鎖刺激開始後より 粘膜血流は徐々に増加し,銭刺激終了後より前値に復する傾向を認めた 3 分. 6 分. 7 分. 8 分. 9 分. 9 この 血流増加は. i~1定開始後 10分の時点で無中1隙時と比較して有意であった。今回の結果から。足 三里穴への鎖刺激は胃IJ,;忠 に有用 である可能性 が示 唆された