Evidence map›Paper›PMID 32312233›Full record

Observational studyBMC anesthesiology2020

The erector spinae plane block causes only cutaneous sensory loss on ipsilateral posterior thorax: a prospective observational volunteer study.

Jingxiong Zhang, Yuting He, Shi Wang, Zhengjie Chen, Yu Zhang, Yuan Gao, Quanguang Wang, Yun Xia, Thomas J Papadimos, Riyong Zhou

Open access · goldAbstract readObservational Study
PubMed Full text at PMC Publisher
In one paragraph

Observational study in BMC anesthesiology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
13.3field-weighted citation impact, top 1% of its field
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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

48 citing papers in PubMed, 98 citations in OpenAlex.

  1. Trial
  2. Trial
  3. Trial
  4. Trial
  5. Trial
  6. Trial
  7. Trial
  8. Trial
  9. Trial
  10. Trial
  11. Trial
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Article
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

10 authors at 3 institutions in 2 countries.

Jingxiong ZhangDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Yuting HeDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Shi WangDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Zhengjie ChenDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Yu ZhangDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Yuan GaoDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Quanguang WangDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Yun XiaDepartment of Anesthesiology, Ohio State University Wexner Medical Center, Columbus, OH, USA.
Thomas J PapadimosDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China.
Riyong ZhouDepartment of Anesthesiology, the First Affiliated Hospital of Wenzhou Medical University, Zhejiang, China. riyongzhou@126.com.
First Affiliated Hospital of Wenzhou Medical University · CNWenzhou Medical University · CNThe Ohio State University Wexner Medical Center · US

Funding

National Natural Science Foundation of China 81670219
6 · The paper itself

Abstract

backgroundUltrasound-guided erector spine plane (ESP) block is widely used in perioperative analgesia for back, chest and abdominal surgery. The extent and distribution of this block remain controversial. This study was performed to assess the analgesia range of an ultrasound-guided ESP block.

methodsThis prospective observational volunteer study consisted of 12 healthy volunteers. All volunteers received an erector spinae plane block at the left T5 transverse process using real-time ultrasound guidance. Measured the cutaneous sensory loss area (CSLA) and cutaneous sensory declination area (CSDA) using cold stimulation at different time points after blockade until its disappearance. The CSLA and CSDA were mapped and then calculated. The block range was described by spinous process level and lateral extension. The effective block duration for each volunteer was determined and recorded.

resultsThe cold sensory loss concentrates at T6-T9. The decline concentrates primarily at T4-T11. The lateral diffusion of block to the left side did not cross the posterior axillary line, and reached the posterior median line on the right. The area of cutaneous sensory loss was (172 ± 57) cm

conclusionUltrasound-guided erector spine plane block with 20 mL of 0. 5% ropivacaine provided a widespread cutaneous sensory block in the posterior thorax, but did not reach the anterior chest, lateral chest, or abdominal walls. The range of the blockade suggested that the dorsal branch of spinal nerve was blocked.

trial registrationChinese Clinical Trial Registry, CHiCTR1800014438. Registered 13 January 2018.

Indexed as

AdultAnesthetics, LocalFemaleHumansMaleMiddle AgedNerve BlockPainParaspinal MusclesProspective StudiesRopivacaineThoraxUltrasonography, InterventionalAnesthetics, LocalRopivacaineCutaneous sensory block areaErector Spinae planeNerve blockUltrasoundVolunteer study

Identifiers

PMID32312233
PMCPMC7169010
OpenAlexW3016954130

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.