- ICH GCP
- US Clinical Trials Registry
- Klinisk utprøving NCT06788548
Kombinert endoskopisk-laparoskopisk Sentinel Lymfeknute-navigasjonskirurgi ved tidlig gastrisk kreft (FLECSS)
Kombinert endoskopisk-laparoskopisk Sentinel Lymfeknute-navigasjonskirurgi ved tidlig gastrisk kreft: en multisenter randomisert kontrollert studie
Studieoversikt
Status
Forhold
Detaljert beskrivelse
Studietype
Registrering (Antatt)
Fase
- Ikke aktuelt
Kontakter og plasseringer
Studiekontakt
- Navn: Zheng Zhi, Doctor
- Telefonnummer: +86-010-18311002896
- E-post: zhengzhi@ccmu.edu.cn
Studiesteder
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Beijing Municipality
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Beijing, Beijing Municipality, Kina, 100050
- Rekruttering
- Beijing Friendship hospital, Capital Medical University
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Ta kontakt med:
- Zhi Zheng
- Telefonnummer: 13811132175
- E-post: 1901055@ccmu.edu.cn
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Deltakelseskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
- Voksen
- Eldre voksen
Tar imot friske frivillige
Beskrivelse
Inkluderingskriterier:
1) Pasienter i alderen 18-80 år, uavhengig av kjønn. 2) Pasienter med Eastern Cooperative Oncology Group (ECOG) skårer ≤ 2 og American Society of Anesthesiologists (ASA) skårer ≤ 2 som er kandidater for en kurativ D2 gastrectomy.
3) Pasienter uten tidligere gastrointestinal kirurgi, kjemoterapi eller strålebehandling.
4) Pasienter med normal lever-, nyre-, hjerte-, lunge- og benmargsfunksjon (GPT × 109 /L, PLT> 109 /L).
5) Pasienter som er i stand til å forstå og følge forskningsprotokollen. 6) Pasienter som kan gi skriftlig informert samtykke, enten personlig eller gjennom juridisk representant.
7) Pasienter med CT1NXM0 gastrisk kreft eller etter ikke-kurativ ESD-reseksjon, ifølge UICC TNM-iscenesettingssystemet, 8. utgave.
Ekskluderingskriterier:
1) Pasienter med kontraindikasjon for gastroskopi. 2) Pasienter med ukontrollerbare sykdommer, for eksempel koagulasjonsforstyrrelser, epilepsi, sykdommer i sentralnervesystemet eller psykiske lidelser, hjerte -lungereshjelp, ustabil angina, hjerteinfarkt, en cerebrovaskulær ulykke som skjedde i løpet av 6 måneder og andre kirurgiske kontraindikasjoner.
3) Pasienter som ikke er i stand til å gjennomgå generell anestesi eller kirurgisk behandling på grunn av tilstander relatert til andre organer, eller uvillige til å gjennomgå kirurgi.
4) Pasienter med gastrisk stubbekreft, tilbakevendende magekreft, multiple primære ondartede svulster i bukhulen eller en historie med andre ondartede svulster i løpet av de siste 5 årene.
5) Gravide eller ammende kvinner. 6) Deltakere meldte seg inn i andre kliniske studier. 7) Pasienter med ubestemmelig sporingsfargingsområde eller kontraindikasjoner for sporingsbruk.
8) Pasienter som ikke får eller mislykkes ESD-behandling. 9) Pasienter som oppfyller den absolutte indikasjonen ESD.
Studieplan
Hvordan er studiet utformet?
Designdetaljer
- Primært formål: Behandling
- Tildeling: Randomisert
- Intervensjonsmodell: Parallell tildeling
- Masking: Dobbelt
Våpen og intervensjoner
Deltakergruppe / Arm |
Intervensjon / Behandling |
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Aktiv komparator: D2 gastrektomi
En preoperativ kontrastforbedret abdominal CT-skanning blir utført for å vurdere lesjonens beliggenhet, tumordimensjoner og lymfeknute-metastase (LNM).
Preoperativ endoskopisk fargestoffinjeksjon eller intraoperativ endoskopisk lokalisering brukes til å identifisere tumorstedet nøyaktig og sikre tilstrekkelige reseksjonsmarginer.
Omfanget av lymfeknute disseksjon (LND) fester seg til de japanske retningslinjene for gastrisk kreftbehandling 2023 (6. utgave) [4].
Spesifikt omfatter D2 distal gastrektomi lymfeknuter nr. 1, 3, 4SB, 4d, 5, 6, 7, 8a, 9, 11p og 12a.
D2 proksimal gastrektomi inkluderer noder 1, 2, 3a, 4SA, 4SB, 7, 8A, 9, 11p og 12a, mens D2 total gastrektomi involverer noder 1, 2, 3, 4SA, 4SB, 4D, 5, 6, 7, 8a, 9, 11p, 11d og 12a.
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Forberedelse: Pasienten legges på rygg med generell anestesi.
En orogastrisk sonde og Foley-kateter settes inn.
Antibiotika administreres, og sekvensielle strømper påføres.
Portplassering: Pneumoperitoneum lages via en Veress-nål ved navlen.
Arbeidsporter er plassert i de øvre kvadrantene, med en femte port for leverretraksjon.
Abdominal Exploration: Abdomen inspiseres for metastaser, og peritoneal cytologi utføres.
Disseksjon og fjerning av lymfeknute: Det mindre omentum er delt nær leveren, og når cardia og diafragma.
Det gastrokoliske leddbåndet er delt langs den tverrgående tykktarmen.
Lymfeknutedisseksjon begynner langs miltarterien, og fortsetter deretter til venstre magearterie og cøliaki.
Venstre gastriske kar kontrolleres med endoklips.Etter lymfeknutedisseksjon utføres distal subtotal gastrectomy.
Rekonstruksjon av fordøyelseskanalen gjøres vanligvis gjennom en mini-laparotomi.
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Eksperimentell: Fluorescensveiledet laparoskopisk-endoskopisk kooperativ sentinellymfeknavigasjonskirurgi strat
Laparoskopisk-endoskopisk samarbeidskirurgi (LECS) tilbyr en mer målrettet tilnærming gjennom integreringen av de komplementære styrkene til endoskopi og laparoskopi.
LECS muliggjør nøyaktig målretting, optimale reseksjonsmarginer og vevssparende eksisjon.
Følgelig bevarer LECS magearkitekturen og funksjonen bedre, noe som potensielt kan føre til forbedret postoperativ rekonvalesens og livskvalitet.
Likevel er dagens dokumentasjon som støtter LECS for SNNS fortsatt begrenset.
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Patients without prior ESD received ESD with laparoscopic sentinel basin dissection (LSBD) for ESD resectable lesions, otherwise patients received laparoscopic-endoscopic cooperative regional gastrectomy (LRG) with LSBD. For patients with prior non-curative ESD, LSBD alone was performed if margins were negative, otherwise LRG with LSBD was conducted. Intraoperative frozen-section pathological examination of the horizontal resection margin of the ESD or full-thickness specimen. During laparoscopic sentinel node basin dissection (LSBD), indocyanine green (ICG) (2 mL, 2.5 mg/mL) was endoscopically injected into the submucosal layer at four quadrants around the marking points (0.5 mL per quadrant). Fifteen minutes after ICG injection, sentinel lymph node basins (SLBs) were defined as the area within a 2 cm margin of the detected fluorescence stained nodes, which were marked with laparoscopic clips. |
Hva måler studien?
Primære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
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3-year disease-free survival (DFS) rate
Tidsramme: From date of surgery to up to 3 years post-surgery
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DFS is defined as the time from the date of surgery to the date of first documented tumor recurrence, metastasis, or death from any cause.
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From date of surgery to up to 3 years post-surgery
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Sekundære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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Overall Hospitalization Cost
Tidsramme: From the time of admission to the time of discharge, assessed up to 3 weeks
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From the time of admission to the time of discharge, assessed up to 3 weeks
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5-year disease-free survival (DFS) rate
Tidsramme: From date of surgery to up to 5 years post-surgery
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DFS is defined as the time from the date of surgery to the date of first documented tumor recurrence, metastasis, or death from any cause.
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From date of surgery to up to 5 years post-surgery
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3-year overall survival (OS) rate
Tidsramme: From date of surgery to up to 3 years post-surgery
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OS is defined as the time from the date of surgery to death from any cause.
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From date of surgery to up to 3 years post-surgery
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5-year overall survival (OS) rate
Tidsramme: From date of surgery to up to 5 years post-surgery
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OS is defined as the time from the date of surgery to death from any cause.
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From date of surgery to up to 5 years post-surgery
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3-year recurrence-free survival (RFS) rate
Tidsramme: From date of surgery to up to 3 years post-surgery
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RFS is defined as the time from the date of surgery to the first occurrence of disease recurrence.
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From date of surgery to up to 3 years post-surgery
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5-year recurrence-free survival (RFS) rate
Tidsramme: From date of surgery to up to 5 years post-surgery
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RFS is defined as the time from the date of surgery to the first occurrence of disease recurrence.
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From date of surgery to up to 5 years post-surgery
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3-year disease-specific survival (DSS) rate
Tidsramme: From date of surgery to up to 3 years post-surgery
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DSS is defined as the length of time that the patients survived from the time of randomization or treatment initiation until death from the specific disease in question.
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From date of surgery to up to 3 years post-surgery
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5-year disease-specific survival (DSS) rate
Tidsramme: From date of surgery to up to 5 years post-surgery
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DSS is defined as the length of time that the patients survived from the time of randomization or treatment initiation until death from the specific disease in question
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From date of surgery to up to 5 years post-surgery
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3-year progression-free survival (PFS) rate
Tidsramme: From date of surgery to up to 3 years post-surgery
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PFS is defined as the time from the date of surgery to the first occurrence of either disease progression or death from any cause.
Disease progression includes recurrence, metastasis, or progression of residual disease.
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From date of surgery to up to 3 years post-surgery
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5-year progression-free survival (PFS) rate
Tidsramme: From date of surgery to up to 5 years post-surgery
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PFS is defined as the time from the date of surgery to the first occurrence of either disease progression or death from any cause.
Disease progression includes recurrence, metastasis, or progression of residual disease.
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From date of surgery to up to 5 years post-surgery
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30-day postoperative mortality
Tidsramme: From the date of surgery to 30 days post-surgery
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All-cause mortality occurring within 30 days after surgery.
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From the date of surgery to 30 days post-surgery
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30-day postoperative morbidity
Tidsramme: From the date of surgery to 30 days post-surgery
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Postoperative complications occurring within 30 days will be recorded, including bleeding, perforation, lymphatic leakage, respiratory complications, cardiovascular complications, anastomotic fistula, according to the Clavien-Dindo scale
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From the date of surgery to 30 days post-surgery
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Unscheduled Second Surgery Rate
Tidsramme: From the date of surgery to 30 days post-surgery
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Rate of unscheduled reoperation within 30 days after the initial surgery
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From the date of surgery to 30 days post-surgery
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Unplanned Return to Hospital Rate
Tidsramme: From the date of surgery to 30 days post-surgery
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Rate of unplanned hospital readmission within 30 days after discharge following the initial surgery
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From the date of surgery to 30 days post-surgery
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Rate of inconsistent result between intraoperative rapid pathology and postoperative pathology examine
Tidsramme: From the date of surgery to 7 days post-surgery
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From the date of surgery to 7 days post-surgery
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Operation time
Tidsramme: At the time of surgery
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At the time of surgery
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Operation method
Tidsramme: At the time of surgery
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At the time of surgery
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R0 resection rate
Tidsramme: From date of surgery to 7 days post-surgery
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Proportion of patients with no residual tumor microscopically confirmed on both the primary tumor resection margins and resected lymph nodes, assessed by postoperative pathological examination.
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From date of surgery to 7 days post-surgery
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Remedial and additional surgery rate
Tidsramme: From the date of surgery to 30 days post-surgery
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Proportion of patients requiring additional surgical procedures due to intraoperative or postoperative pathological findings
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From the date of surgery to 30 days post-surgery
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Intraoperative Blood Loss
Tidsramme: At the time of surgery
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Estimated total volume of blood loss during the surgical procedure
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At the time of surgery
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Postoperative Length of Stay
Tidsramme: From date of surgery until date of hospital discharge, assessed up to 2 weeks
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Total number of days from the date of surgery to hospital discharge
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From date of surgery until date of hospital discharge, assessed up to 2 weeks
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Average Length of Stay
Tidsramme: From date of surgery until date of hospital discharge, assessed up to 2 weeks
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Average number of days from the date of surgery to hospital discharge
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From date of surgery until date of hospital discharge, assessed up to 2 weeks
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Gastric Emptying Scintigraphy
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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It is evaluated by gastric emptying half-time (GET₁/₂) measured via radionuclide scintigraphy.
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From 30 days prior to surgery to 5 years post-surgery
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Time to First Flatus
Tidsramme: From date of surgery until date of hospital discharge, assessed up to 2 weeks
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Time from the date of surgery to the first passage of flatus, indicating recovery of gastrointestinal motility.
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From date of surgery until date of hospital discharge, assessed up to 2 weeks
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Serum Total Protein
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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From 30 days prior to surgery to 5 years post-surgery
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Albumin
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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From 30 days prior to surgery to 5 years post-surgery
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Hemoglobin
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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From 30 days prior to surgery to 5 years post-surgery
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Prealbumin
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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From 30 days prior to surgery to 5 years post-surgery
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Prognostic Nutritional Index (PNI)
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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It is a combined score based on serum albumin level and total lymphocyte count.
It is calculated as 10 × serum albumin (g/dL) + 0.005 × total lymphocyte count (cells/μL).
Higher scores indicate better nutritional and immunological status.
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From 30 days prior to surgery to 5 years post-surgery
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Postoperative gastroscopy composite adverse findings
Tidsramme: From date of surgery to up to 5 years post-surgery
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Proportion of participants with any of the following adverse findings on surveillance endoscopy: poor anastomotic healing, residual lesions, metachronous lesions, or local recurrence.
Participants are counted once if they meet any of these criteria.
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From date of surgery to up to 5 years post-surgery
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Postoperative CT composite findings
Tidsramme: From date of surgery to up to 5 years post-surgery
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Proportion of participants with any of the following adverse findings on contrast-enhanced CT of the chest, abdomen, and pelvis: local recurrence, distant metastasis, or abnormal lymph nodes.
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From date of surgery to up to 5 years post-surgery
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Postoperative histopathological composite findings
Tidsramme: From date of surgery to up to 5 years post-surgery
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Proportion of participants with positive findings for malignancy on histopathological examination of biopsy specimens obtained during scheduled follow-up endoscopy or additional surgery.
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From date of surgery to up to 5 years post-surgery
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EORTC QLQ-C30
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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The European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30(EORTC-QLQ-C30) includes 30 items measuring functional, symptomatic, and global quality-of-life domains.
Scores are transformed to a 0-100 scale, with higher scores indicating better quality of life.
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From 30 days prior to surgery to 5 years post-surgery
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EORTC QLQ-STO22
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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The European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Stomach Cancer Module 22(EORTC-QLQ-STO22) supplement contains 22 items assessing symptoms and concerns specific to gastric cancer.
Scores are transformed to a 0-100 scale, with higher scores indicating greater symptom burden.
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From 30 days prior to surgery to 5 years post-surgery
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PGSAS-45
Tidsramme: From 30 days prior to surgery to 5 years post-surgery
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The Postgastrectomy Syndrome Assessment Scale 45(PGSAS-45), consisting of 45 items, will be used to comprehensively evaluate postgastrectomy symptoms, digestive status, and daily life functions.
All subscale scores are linearly transformed to a 0-100 range.
For symptom-related subscales, higher scores indicate greater symptom burden; for functional and quality of life subscales, higher scores indicate better functioning or quality of life.
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From 30 days prior to surgery to 5 years post-surgery
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Samarbeidspartnere og etterforskere
Sponsor
Samarbeidspartnere
Studierekorddatoer
Studer hoveddatoer
Studiestart (Faktiske)
Primær fullføring (Antatt)
Studiet fullført (Antatt)
Datoer for studieregistrering
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Faktiske)
Oppdateringer av studieposter
Sist oppdatering lagt ut (Faktiske)
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Nøkkelord
Ytterligere relevante MeSH-vilkår
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