Evidence map›Paper›PMID 31939098›Full record

ArticleJournal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract2020

Using Impedance Planimetry (EndoFLIP) to Evaluate Myotomy and Predict Outcomes After Surgery for Achalasia.

Bailey Su, Zachary M Callahan, Stephanie Novak, Kristine Kuchta, Michael B Ujiki

Registry-linked trialAbstract read
PubMed Publisher
In one paragraph

Article in Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07406945 (Safety and Efficacy of the Novel SpydrBlade Flex With Radiofrequency and Microwave Ablation Flexible Bipolar for Per-Oral Endoscopic Myotomy in Patients With Achalasia), which is not on this map. Cited by 38 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT07406945 narecruitingnot on this mapstarted 2024, after this paper: background citation

Safety and Efficacy of the Novel SpydrBlade Flex With Radiofrequency and Microwave Ablation Flexible Bipolar for Per-Oral Endoscopic Myotomy in Patients With Achalasia: A Multicenter Prospective Study

TypeinterventionalSponsorChinese University of Hong KongRan2024 to 2027Enrolled73ConditionsAchalasia, EGJ Outflow ObstructionArmsSpydrBlade Flex
3 · Its place in the literature

Who cites it

38 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Use of the Functional Lumen Imaging Probe in Clinical Esophagology.The American journal of gastroenterology · 2020
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Bailey SuDepartment of Surgery, Northshore University HealthSystem, 2650 Ridge Ave, GCSI Suite B665, Evanston, IL, 60201, USA. bailey.su@uchospitals.edu.ORCID 0000-0001-8386-387X
Zachary M CallahanDepartment of Surgery, Northshore University HealthSystem, 2650 Ridge Ave, GCSI Suite B665, Evanston, IL, 60201, USA.
Stephanie NovakDepartment of Surgery, Northshore University HealthSystem, 2650 Ridge Ave, GCSI Suite B665, Evanston, IL, 60201, USA.
Kristine KuchtaDepartment of Surgery, Northshore University HealthSystem, 2650 Ridge Ave, GCSI Suite B665, Evanston, IL, 60201, USA.
Michael B UjikiDepartment of Surgery, Northshore University HealthSystem, 2650 Ridge Ave, GCSI Suite B665, Evanston, IL, 60201, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe functional lumen imaging probe (FLIP) is an innovative tool that uses impedance planimetry to assess esophageal geometry in real time. It has been used to diagnose achalasia and evaluate treatment failure after laparoscopic Heller myotomy (LHM) and peroral endoscopic myotomy (POEM). We hypothesize that impedance planimetry can be utilized intra-operatively to assess adequacy of myotomy and assist in predicting patient outcomes.

methodsA prospectively maintained patient database at a single center was queried. Seventy-seven patients with achalasia underwent POEM or LHM by a single surgeon. The FLIP was used to measure cross-sectional area (CSA), minimum diameter (D

resultsPost-operative CSA, D

conclusionImpedance planimetry using the FLIP can offer intra-operative feedback about the geometry of the LES. The most useful parameters in predicting patient outcomes have yet to be clearly defined, but our results demonstrate that final DI and CSA are predictive of post-operative treatment response.

Indexed as

Esophageal AchalasiaHeller MyotomyMyotomyNatural Orifice Endoscopic SurgeryElectric ImpedanceEsophageal Sphincter, LowerEsophagoscopyHumansTreatment OutcomeAchalasiaEndoFLIP™Impedance planimetryPOEM

Identifiers

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Read underepoch 390

Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.