Develop the First Aid Medical Supplies for Hemostasis and Bacteriostasis With Clinical Trial

NCT ID: NCT04884919

Last Updated: 2021-05-13

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

40 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-05-10

Study Completion Date

2021-12-31

Brief Summary

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The current development of hemostatic and open wound infection care strategies will focus on enhancing the efficiency of hemostasis for internal bleeding, relieving pain, avoiding wound infection, and promoting wound healing. As the social environment changes, the demand for hemostatic techniques and wound healing is increasing. Thus, hemostatic techniques are needed to be integrated with functional functions for usual trauma care, and the wound care strategies that can inhibit and reduce infection while helping to facilitate wound healing are needed to be developed to ensure the safety of human life. Therefore, this trial aims to develop new biofiber hemostatic dressings for hemostasis and open wound care. The comparisons of hemostatic and antibacterial effects, hemostatic time, wound infection status, wound bacteria count, and wound adhesion situation obtained from this clinical trial are expected able to establish a better rapid hemostatic strategy and wound infection care strategy.

Detailed Description

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This trial is performed when the subjects undergoing a cesarean section at Tri-Service General Hospital, Taipei, Taiwan (R.O.C). After disinfection of the surgical wound, regular gauze and chitosan dressings are directly and simultaneously placed over the disinfected wound with finger pressure for 3 min, immediately after the dissection. The regular gauze dressing is placed on half side of the surgical wound, while the chitosan dressing is placed on another half side of the wound. After 3 min, the pressure is stopped and the doctors will photograph and observe both dressings whether the bleeding has stopped. If the bleeding on the surface of the wound has stopped after 20 s, the bleeding is considered to have stopped and the wound is then treated according to the scheduled surgical procedure. If the bleeding has not stopped, finger pressure to stop bleeding will be given for 5 min. Then, after 5 minutes, the pressure is stopped and the bleeding condition is observed. If the bleeding has stopped after 20 s, the bleeding of the wound is judged to have stopped and the subsequent surgery will be performed. However, if it still bleeds, both dressings will be replaced and do the same for another 5 min. (Note) Depending on the physiological parameters of each patient, the decision can be determined by the physician; if bleeding or hematoma occurs, the patient will be treated according to hospital procedure until the symptoms are relieved, and evaluate whether the test should be stopped.

The postoperative wound will be dressed with regular gauze and chitosan dressings and the wound condition will be recorded on day 0 of the trial. The dressing is daily changed by replacing regular gauze and chitosan dressings and by performing wound care. The test of the dressing sample will be taken for bacterial analysis. If there are symptoms of infection after 14 days of this test, the wound will be treated in accordance with the clinical routine wound treatment. (Note) If the wound condition shows serious infection during the dressing change process, the treatment should be carried out according to the clinical routine treatment method, and it is determined and evaluated whether to stop the test. (Note) If the patient's psychological stress is affected during the trial, the physician will explain and determine whether the trial must be stopped.

Conditions

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Cesarean Section

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Each of the participants is treated with 2 different treatments on different areas of the same wound at the same time.
Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Participants

Study Groups

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Regular Gauze Treatment

Participants who undergo a cesarean section are first dissected in about 5 cm length and 2 cm width and receive a regular gauze made of traditional cotton yarn. The regular gauze is applied on the half side of the wound.

Group Type PLACEBO_COMPARATOR

Regular Gauze

Intervention Type DEVICE

Regular gauze

Chitosan Dressing Treatment

Participants who undergo a cesarean section are first dissected in about 5 cm length and 2 cm width and receive a chitosan dressing made of chitosan material. The chitosan dressing is applied on another half side of the wound.

Group Type EXPERIMENTAL

Chitosan Dressing

Intervention Type DEVICE

Dressing made of chitosan material

Interventions

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Regular Gauze

Regular gauze

Intervention Type DEVICE

Chitosan Dressing

Dressing made of chitosan material

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* The subject is aged between 20 and 80 years old.
* Patients who need a cesarean section.
* The expected size of the wound is about 5 cm or more in length and 2 cm or more in width.

Exclusion Criteria

* Patients with a history of allergy to chitin components such as shrimp and crab.
* Patients with blood clotting disorders.
* Vulnerable groups.
* Patients with unstable signs of life.
Minimum Eligible Age

20 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Tri-Service General Hospital

OTHER

Sponsor Role lead

Responsible Party

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Hsu Sheng-Der

Attending Physician

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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National Defense of Medical Center, Tri-Service General Hospital

Taipei, , Taiwan

Site Status RECRUITING

Countries

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Taiwan

Central Contacts

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Sheng-Der Hsu

Role: CONTACT

886-987860386

Ya-Chi Liu

Role: CONTACT

886-2-87923100 ext. 18681

Facility Contacts

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Sheng-Der Hsu

Role: primary

886-987860386

Ya-Chi Liu

Role: backup

886-2-87923100 ext. 18681

References

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Kang X, Liu G, Liu Y, Xu Q, Zhang M, Fang M. Transcriptome profile at different physiological stages reveals potential mode for curly fleece in Chinese tan sheep. PLoS One. 2013 Aug 26;8(8):e71763. doi: 10.1371/journal.pone.0071763. eCollection 2013.

Reference Type BACKGROUND
PMID: 23990983 (View on PubMed)

Chen B, Gao LL, Pan Q. Woody forages effect the intestinal bacteria diversity of golden pompano Trachinotus ovatus. AMB Express. 2018 Feb 27;8(1):29. doi: 10.1186/s13568-018-0550-2.

Reference Type BACKGROUND
PMID: 29484505 (View on PubMed)

Vijayalakshmi S, Adeyemi DE, Choi IY, Sultan G, Madar IH, Park MK. Comprehensive in silico analysis of lactic acid bacteria for the selection of desirable probiotics. LWT. 2020; 130:109617.

Reference Type BACKGROUND

Akanny, E, Bonhommé, A, Commun, C, et al. Surface-enhanced Raman spectroscopy using uncoated gold nanoparticles for bacteria discrimination. J Raman Spectrosc. 2020; 51: 619- 629.

Reference Type BACKGROUND

Ramadan Z, Jacobs D, Grigorov M, Kochhar S. Metabolic profiling using principal component analysis, discriminant partial least squares, and genetic algorithms. Talanta. 2006 Feb 28;68(5):1683-91. doi: 10.1016/j.talanta.2005.08.042. Epub 2005 Sep 19.

Reference Type BACKGROUND
PMID: 18970515 (View on PubMed)

Ruparell A, Inui T, Staunton R, Wallis C, Deusch O, Holcombe LJ. The canine oral microbiome: variation in bacterial populations across different niches. BMC Microbiol. 2020 Feb 28;20(1):42. doi: 10.1186/s12866-020-1704-3.

Reference Type BACKGROUND
PMID: 32111160 (View on PubMed)

Other Identifiers

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Chitosan-Microbiome

Identifier Type: -

Identifier Source: org_study_id

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