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1、UltrasoundinMed.&Biol.,Vol.30,No.9,pp.11731183,2004Copyright©2004WorldFederationforUltrasoundinMedicine&BiologyPrintedintheUSA.Allrightsreserved0301-5629/04/$seefrontmatterdoi:10.1016/j.ultrasmedbio.2004.07.010●OriginalContributionTISSUEDISPLACEMENTSDURINGACUPUNCTUREUSINGULTRASOU
2、NDELASTOGRAPHYTECHNIQUESHELENEM.LANGEVIN,*ELISAE.KONOFAGOU,GARYJ.BADGER,DAVIDL.CHURCHILL,*¶§JAMESR.FOX,JONATHANOPHIRandBRIANS.GARRA§Departmentsof*Neurology,MedicalBiostatistics,Orthopaedics&RehabilitationandRadiology,UniversityofVermont,Burlington,VT,USA;DepartmentofBiomedicalE
3、ngineering,ColumbiaUniversity,NewYork,NY,¶USA;andDepartmentofRadiology,UniversityofTexasMedicalSchoolatHouston,Houston,TX,USA(Received9February2004;revised30June2004;accepted8July2004)AbstractAcupunctureneedlemanipulationhasbeenpreviouslyshowntoresultinmeasurablechangesinconnecti
4、vetissuearchitectureinanimalexperiments.Inthisstudy,weusedanovelinvivoultrasound(US)-basedtechniquetoquantifytissuedisplacementduringacupuncturemanipulationinhumans.B-scanultrasonicimagingwasperformedonthethighsof12humansubjectsatdifferentstagesofneedlemotion,includingvaryingamou
5、ntsofrotation,downwardandupwardmovementperformedwithacomputer-controlledacupunctureneedlinginstrument.Tissuedisplacements,estimatedusingcross-correlationtechniques,providedsuccessfulmappingandquantitativeanalysisofspatialandtemporaltissuebehaviorduringacupunctureneedlemanipu-lati
6、on.Increasingamountsofrotationhadasignificantlineareffectontissuedisplacementduringdownwardandupwardneedlemotion,aswellasonreboundtissuedisplacementafterdownwardneedlemovement.Inadditiontobeingavaluabletoolforstudiesofacupuncturesmechanismofaction,thistechniquemayhaveapplicationst
7、oothertypesofneedlingincludingbiopsies.(E-mail:Helene.langevin@uvm.edu)©2004WorldFederationforUltrasoundinMedicine&Biology.KeyWords:Ultrasound,Elastography,Tissuedisplacement,Acupuncture,Acupunctureneedlemanipulation,Connectivetissue.INTRODUCTIONancientpracticeofusingacombination
8、ofrotation,liftingandthrustingremainsunk
