Evidence map›Paper›PMID 19280167›Full record

Trial reportDer Unfallchirurg2009

[Minimally invasive percutaneous instrumentation for spine fractures].

A Prokop, F Löhlein, M Chmielnicki, J Volbracht

Abstract readClinical TrialEnglish Abstract
PubMed Publisher
In one paragraph

Trial report in Der Unfallchirurg, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
3.5field-weighted citation impact, top 8% 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

18 citing papers in PubMed, 35 citations in OpenAlex.

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  10. [Design and clinical application of a new extracorporeal reduction device for percutaneous pedicle screw fixation in treatment of thoracolumbar fractures].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2017
    Article
  11. Article
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  13. Accuracy of percutaneous pedicle screws for thoracic and lumbar spine fractures: a prospective trial.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2013
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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

4 authors at 1 institution in 1 country.

A ProkopUnfallchirurgie, Kliniken Sindelfingen, Klinikverbund Südwest, 71065 Sindelfingen. a.prokop@klinikverbund-suedwest.de
F Löhlein
M Chmielnicki
J Volbracht
Klinikverbund Südwest · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

When operating unstable spine fractures by an open dorsal approach, detachment of paravertebral muscles results in bleeding and later functional disturbances. Long incisions over spinous processes cause pain and later cosmetic issues. With the sextant of Medtronic a system is at our disposal which permits a percutaneous approach with pedicle screws and longitudinal supports by a target device via six small incisions. From 15 November 2007 until 15 May 2008, 36 unstable spine fractures were treated by a minimally invasive technique; 14 men and 22 women were treated. The average age was 61 years (22-88 years). According to the Magerl classification there were mostly A3.3 fractures. The average incision-closure time was 42 min (14-96 min) with an average X-ray exposure time of 3.35 min (1.5-7 min). Blood loss was 10-20 ml and average hospital stay was 11 days. Pain judged according to a visual analog scale decreased from 6.1 to 1.4 points. Incorrect screw positions without clinical relevance were seen in 2% without necessity for revision. From 1 February 2007 until 15 November 2007, 40 patients (24 men, 16 women, average age 53 years) with unstable spine fractures were treated by the same surgeons by open dorsal instrumentation. The average operation time in this control group was 91 min and the average time at hospital 15.5 days. Percutaneous instrumentation with cannulation of pedicles with a guide wire under X-ray control permits a safe application while preserving soft tissues without relevant blood loss. Operating times can be drastically reduced compared with the open technique. The implants are more expensive but pay for themselves by shorter stays in the OR and hospital.

Indexed as

Bone PlatesBone ScrewsAgedEquipment DesignEquipment Failure AnalysisFemaleFracture Fixation, InternalHumansMaleMiddle AgedMinimally Invasive Surgical ProceduresSpinal FracturesTreatment Outcome

Identifiers

PMID19280167
OpenAlexW2129274789

What OpenQuestion holds

Textmetadata
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.