Evidence map›Paper›PMID 39318375›Full record

ArticleMaterials today. Bio2024

A wireless, battery-free device for electrical neuromodulation of bladder contractions.

Jun Li, Guoxian Deng, Xianping Li, Lingxuan Yin, Chunhui Yuan, Wei Shao, Xiaowen Xia, Junan Yan, Jiwei Yao

Abstract read
In one paragraph

Article in Materials today. Bio, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–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.

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

5 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Review
  5. 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

9 authors.

Jun LiSchool of Physical Science and Technology, Guangxi University, Nanning, 530004, China.
Guoxian DengDepartment of Urology, PLA Naval Medical Center, Naval Medical University, Shanghai, 200052, China.
Xianping LiDepartment of Urology, PLA Naval Medical Center, Naval Medical University, Shanghai, 200052, China.
Lingxuan YinGuangxi Key Laboratory of Special Biomedicine, School of Medicine, Guangxi University, Nanning, 530004, China.
Chunhui YuanDepartment of Urology, PLA Naval Medical Center, Naval Medical University, Shanghai, 200052, China.
Wei ShaoGuangxi Key Laboratory of Special Biomedicine, School of Medicine, Guangxi University, Nanning, 530004, China.
Xiaowen XiaDepartment of Urology, PLA Naval Medical Center, Naval Medical University, Shanghai, 200052, China.
Junan YanSchool of Physical Science and Technology, Guangxi University, Nanning, 530004, China.
Jiwei YaoDepartment of Urology, PLA Naval Medical Center, Naval Medical University, Shanghai, 200052, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lower urinary tract dysfunction (LUTD) is a prevalent condition characterized by symptoms such as urinary frequency, urgency, incontinence, and difficulty in urination, which can significantly impair patient's quality of life and lead to severe physiological complications. Despite the availability of diverse treatment options, including pharmaceutical and behavioral therapies, these approaches are not without challenges. The objective of this study was to enhance treatment options for LUTD by developing a wireless, battery-free device for managing bladder contractions. We designed and validated a compact, fully implantable, battery-free pulse generator using the magnetic induction coupling mechanism of wireless power transmission. Weighing less than 0.2 g and with a volume of less than 0.1 cubic centimeters, this device enables precise stimulation of muscles or neurons at voltages ranging from 0 to 10 V. Wireless technology allows real-time adjustment of key stimulation parameters such as voltage, duration, frequency, pulse width, and pulse interval. Our findings demonstrate that the device effectively controlled bladder contractions in mice when used to stimulate the Major Pelvic Ganglion (MPG). Additionally, the device successfully managed micturition in mice with bilateral transection of the pudendal nerve. In conclusion, the development of this innovative wireless pulse generator provides a safer and more cost-effective alternative to conventional battery-powered neurostimulators for bladder control, addressing the limitations of such devices. We anticipate that this novel technology will play a pivotal role in the future of electrical stimulation therapies for voiding dysfunctions.

Indexed as

BladderElectrical neurostimulationMajor pelvic ganglionUrination controlUrodynamicsWireless device

Identifiers

PMID39318375
PMCPMC11420504

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Registered trials

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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.