2005
Advancing an epidural catheter 10 cm then retracting it 5 cm is no more effective than advancing it 5 cm
Cartagena R, Gaiser R. Advancing an epidural catheter 10 cm then retracting it 5 cm is no more effective than advancing it 5 cm. Journal Of Clinical Anesthesia 2005, 17: 528-530. PMID: 16297752, DOI: 10.1016/j.jclinane.2005.08.002.Peer-Reviewed Original ResearchConceptsEpidural catheterIntravascular placementSensory levelProspective Randomized StudyClear clinical benefitUniversity Medical CenterRandomized studyEpidural anesthesiaClinical benefitEpidural spaceMedical CenterCatheterParesthesiaDelivery unitFurther studiesPatientsGroupPlacementParturientsAnesthesiaHigh frequencyPredicting prolonged fetal heart rate deceleration following intrathecal fentanyl/bupivacaine
Gaiser R, McHugh M, Cheek T, Gutsche B. Predicting prolonged fetal heart rate deceleration following intrathecal fentanyl/bupivacaine. International Journal Of Obstetric Anesthesia 2005, 14: 208-211. PMID: 15935647, DOI: 10.1016/j.ijoa.2004.12.010.Peer-Reviewed Original ResearchConceptsFetal heart rate decelerationsHeart rate decelerationsFentanyl/bupivacaineSpinal-epidural analgesiaRate decelerationVariable fetal heart rate decelerationsFetal heart rate abnormalitiesHeart rate abnormalitiesCase-control studyProgress of laborFetal head engagementFetal tracingIntrathecal bupivacaineIntrathecal opioidsCohort studyConsecutive patientsLabor analgesiaVariable decelerationsRate abnormalitiesRisk factorsFetal headAnalgesiaBupivacaineHead engagementOpioids
2004
Epidural blood patch in a patient taking enoxaparin
Gaiser R, Berkowitz D, Chou D. Epidural blood patch in a patient taking enoxaparin. Journal Of Clinical Anesthesia 2004, 16: 386-388. PMID: 15374562, DOI: 10.1016/j.jclinane.2003.09.011.Peer-Reviewed Original Research
2003
Cystatin C as a cerebrospinal fluid biomarker for pain in humans
Mannes A, Martin B, Yang H, Keller J, Lewin S, Gaiser R, Iadarola M. Cystatin C as a cerebrospinal fluid biomarker for pain in humans. Pain 2003, 102: 251-256. PMID: 12670666, DOI: 10.1016/s0304-3959(02)00403-7.Peer-Reviewed Original ResearchConceptsCerebrospinal fluidCystatin CMcGill Short Form QuestionnaireCystatin C increaseNon-pain patientsElective caesarean sectionBeta-endorphin contentDorsal spinal cordVisual analog scaleCerebrospinal fluid biomarkersTotal CSF proteinPrevious animal studiesShort-form questionnairePeripheral inflammationCaesarean sectionSevere painDorsal hornPain statesPersistent painPain patientsAnalog scaleObstetrical patientsFluid biomarkersControl subjectsSpinal cordVentricular Tachycardia as an Electrocardiography Artifact during Functional Endoscopic Sinus Surgery
Gaiser R, Demetry D, Schlosser R. Ventricular Tachycardia as an Electrocardiography Artifact during Functional Endoscopic Sinus Surgery. American Journal Of Rhinology And Allergy 2003, 17: 83-85. PMID: 12751701, DOI: 10.1177/194589240301700203.Peer-Reviewed Original Research
2002
Epidural blood patch in a patient with an arachnoid cyst
Gaiser R, Mauney D, Imbesi S. Epidural blood patch in a patient with an arachnoid cyst. Journal Of Clinical Anesthesia 2002, 14: 42-45. PMID: 11880022, DOI: 10.1016/s0952-8180(01)00352-x.Peer-Reviewed Original Research
2000
Anesthesia for Fetoscopic Fetal Surgery: Twin Reverse Arterial Perfusion Sequence and Twin-Twin Transfusions Syndrome
Galinkin J, Gaiser R, Cohen D, Crombleholme T, Johnson M, Kurth C. Anesthesia for Fetoscopic Fetal Surgery: Twin Reverse Arterial Perfusion Sequence and Twin-Twin Transfusions Syndrome. Anesthesia & Analgesia 2000, 91: 1394-1397. PMID: 11093987, DOI: 10.1097/00000539-200012000-00017.Peer-Reviewed Original ResearchConceptsTwin-twin transfusion syndromeArterial perfusion sequenceTransfusion syndromeFetal surgeryPerfusion sequenceTwin reverse arterial perfusion sequenceUmbilical cord coagulationAnesthetic issuesAnesthetic techniqueCord coagulationMaternal issuesFetoscopic surgerySurgerySyndromePatientsAnesthesiaEffects of immediately initiating an epidural infusion in the combined spinal and epidural technique in nulliparous parturients
Gaiser R, Lewin S, Cheek T, Gutsche B. Effects of immediately initiating an epidural infusion in the combined spinal and epidural technique in nulliparous parturients. Regional Anesthesia & Pain Medicine 2000, 25: 223-227. PMID: 10834774, DOI: 10.1016/s1098-7339(00)90002-6.Peer-Reviewed Original ResearchConceptsDuration of analgesiaBlood pressureIntrathecal injectionEpidural infusionNulliparous parturientsMotor blockREF groupEpidural techniqueEphedrine useSensory levelDegree of analgesiaSeverity of pruritusAdditional analgesiaIntrathecal fentanylEpidural salineLabor analgesiaCervical dilationAnalgesiaSide effectsFentanylInfusionStatistical significanceGreater decreasePruritusParturientsEffects of Immediately Initiating an Epidural Infusion in the Combined Spinal and Epidural Technique in Nulliparous Parturients
Gaiser R, Lewin S, Cheek T, Gutsche B. Effects of Immediately Initiating an Epidural Infusion in the Combined Spinal and Epidural Technique in Nulliparous Parturients. Regional Anesthesia & Pain Medicine 2000, 25: 223-227. DOI: 10.1097/00115550-200005000-00003.Peer-Reviewed Original ResearchConceptsDuration of analgesiaBlood pressureIntrathecal injectionEpidural infusionNulliparous parturientsMotor blockREF groupEpidural techniqueEphedrine useSensory levelDegree of analgesiaSeverity of pruritusAdditional analgesiaCombined SpinalIntrathecal fentanylEpidural salineLabor analgesiaCervical dilationAnalgesiaSide effectsFentanylInfusionStatistical significanceGreater decreasePruritus
1999
Obstetricians' ability to assess the airway.
Gaiser R, McGonigal E, Litts P, Cheek T, Gutsche B. Obstetricians' ability to assess the airway. Obstetrics And Gynecology 1999, 93: 648-52. PMID: 10912960, DOI: 10.1016/s0029-7844(98)00552-3.Peer-Reviewed Original ResearchConceptsPossible difficult intubationEarly epidural analgesiaAirway examinationObstetrician's abilityDifficult intubationEpidural analgesiaObstetric residentsChoice of analgesiaLabor analgesiaDifficult airwayAnalgesiaAirwayResident anesthesiologistsIntubationPhysiciansParturientsSignificant increaseObstetriciansExaminationEffect of educationConsultationResidentsAnesthesiologistsSpecificityObstetricians' Ability to Assess the Airway
GAISER R, MCGONIGAL E, LITTS P, CHEEK T, GUTSCHE B. Obstetricians' Ability to Assess the Airway. Obstetrics And Gynecology 1999, 93: 648-652. DOI: 10.1097/00006250-199905000-00003.Peer-Reviewed Original ResearchConceptsPossible difficult intubationEarly epidural analgesiaAirway examinationObstetrician's abilityDifficult intubationEpidural analgesiaObstetric residentsChoice of analgesiaLabor analgesiaDifficult airwayAnalgesiaAirwayResident anesthesiologistsIntubationPhysiciansParturientsSignificant increaseObstetriciansExaminationEffect of educationConsultationResidentsAnesthesiologistsSpecificityThe Cesarean Delivery of a Twin Gestation Under 2 Minimum Alveolar Anesthetic Concentration Isoflurane
Gaiser R, Kurth C, Cohen D, Crombleholme T. The Cesarean Delivery of a Twin Gestation Under 2 Minimum Alveolar Anesthetic Concentration Isoflurane. Anesthesia & Analgesia 1999, 88: 584-586.. DOI: 10.1213/00000539-199903000-00023.Peer-Reviewed Original ResearchThe cesarean delivery of a twin gestation under 2 minimum alveolar anesthetic concentration isoflurane: one normal and one with a large neck mass.
Gaiser R, Kurth C, Cohen D, Crombleholme T. The cesarean delivery of a twin gestation under 2 minimum alveolar anesthetic concentration isoflurane: one normal and one with a large neck mass. Anesthesia & Analgesia 1999, 88: 584-6. PMID: 10072011, DOI: 10.1097/00000539-199903000-00023.Peer-Reviewed Original Research
1998
Comparative Evaluation of Four Different Infusion Rates of Ropivacaine (2 mg/mL) for Epidural Labor Analgesia
Cascio M, Gaiser R, Camann W, Venkateswaran P, Hawkins J, McCarthy D. Comparative Evaluation of Four Different Infusion Rates of Ropivacaine (2 mg/mL) for Epidural Labor Analgesia. Regional Anesthesia & Pain Medicine 1998, 23: 548-553. DOI: 10.1097/00115550-199823060-00006.Peer-Reviewed Original ResearchConceptsVisual analog pain scaleML/hourMotor blockLabor analgesiaInfusion ratePain reliefBolus dosageHours groupNeurological adaptive capacity scoresEpidural infusion rateLess motor blockAnalog pain scaleLumbar epidural catheterLabor pain managementEpidural labor analgesiaInstitutional review board approvalReview board approvalAdaptive capacity scoresDifferent infusion ratesSatisfactory labor analgesiaBromage scaleRescue analgesiaApgar scoreEpidural catheterMost patientsComparative evaluation of four different infusion rates of ropivacaine (2 mg/mL) for epidural labor analgesia
Cascio M, Gaiser R, Camann W, Venkateswaran P, Hawkins J, McCarthy D. Comparative evaluation of four different infusion rates of ropivacaine (2 mg/mL) for epidural labor analgesia. Regional Anesthesia & Pain Medicine 1998, 23: 548-553. PMID: 9840848, DOI: 10.1016/s1098-7339(98)90079-7.Peer-Reviewed Original ResearchConceptsVisual analog pain scaleML/hourMotor blockLabor analgesiaInfusion ratePain reliefBolus dosageHours groupNeurological adaptive capacity scoresEpidural infusion rateLess motor blockAnalog pain scaleLumbar epidural catheterLabor pain managementEpidural labor analgesiaInstitutional review board approvalReview board approvalAdaptive capacity scoresDifferent infusion ratesSatisfactory labor analgesiaBromage scaleRescue analgesiaApgar scoreEpidural catheterMost patientsComparison of three different doses of intrathecal fentanyl and sufentanil for labor analgesia
Gaiser R, Cheek T, Gutsche B. Comparison of three different doses of intrathecal fentanyl and sufentanil for labor analgesia. Journal Of Clinical Anesthesia 1998, 10: 488-493. PMID: 9793813, DOI: 10.1016/s0952-8180(98)00076-2.Peer-Reviewed Original ResearchConceptsDuration of analgesiaDuration of pruritusDoses of fentanylDoses of sufentanilBlood pressureIntrathecal sufentanilIntrathecal fentanylHeart rateASA physical status IDoses of opioidsMaternal blood pressureDouble-blind studyPhysical status IStatistical differenceDegree of pruritusDiastolic blood pressureMaternal heart rateFetal heart rateAdaptive capacity scoresContraction painApgar scoreLabor analgesiaStatus IPruritus scoreActive laborThe Level of Anesthesia Resident Training Does Not Affect the Risk of Dental Injury
Gaiser R, Castro A. The Level of Anesthesia Resident Training Does Not Affect the Risk of Dental Injury. Anesthesia & Analgesia 1998, 87: 255-257.. DOI: 10.1213/00000539-199808000-00004.Peer-Reviewed Original ResearchThe level of anesthesia resident training does not affect the risk of dental injury.
Gaiser R, Castro A. The level of anesthesia resident training does not affect the risk of dental injury. Anesthesia & Analgesia 1998, 87: 255-7. PMID: 9706912, DOI: 10.1097/00000539-199808000-00004.Peer-Reviewed Original Research
1997
Comparison of 0.25% ropivacaine and bupivacaine for epidural analgesia for labor and vaginal delivery
Gaiser R, Venkateswaren P, Cheek T, Persiley E, Buxbaum J, Hedge J, Joyce T, Gutsche B. Comparison of 0.25% ropivacaine and bupivacaine for epidural analgesia for labor and vaginal delivery. Journal Of Clinical Anesthesia 1997, 9: 564-568. PMID: 9347433, DOI: 10.1016/s0952-8180(97)00145-1.Peer-Reviewed Original ResearchConceptsASA physical status IPhysical status IVisual analog scaleMotor blockadeApgar scoreStatus IActive laborSensory levelContinuous lumbar epidural infusionUmbilical cord blood samplesLumbar epidural infusionMaternal blood pressureUmbilical cord gasesLumbar epidural catheterDouble-blind studyCord blood samplesMajor adverse effectsMaternal arterial concentrationsNon-blind studyAdaptive capacity scoresContraction painNeonatal effectsRopivacaine groupRopivacaine levelsBupivacaine groupAnesthetic Management of Cesarean Delivery Complicated by Ex Utero Intrapartum Treatment of the Fetus
Gaiser R, Cheek T, Kurth C. Anesthetic Management of Cesarean Delivery Complicated by Ex Utero Intrapartum Treatment of the Fetus. Anesthesia & Analgesia 1997, 84: 1150-1153.. PMID: 9141951, DOI: 10.1097/00000539-199705000-00039.Peer-Reviewed Original Research