Kinga Grzech‐Leśniak

ORCID: 0000-0002-5700-4577
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About
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Research Areas
  • Laser Applications in Dentistry and Medicine
  • Endodontics and Root Canal Treatments
  • Dental materials and restorations
  • Oral microbiology and periodontitis research
  • Dental Implant Techniques and Outcomes
  • Dental Anxiety and Anesthesia Techniques
  • Dental Radiography and Imaging
  • Dental Research and COVID-19
  • Photodynamic Therapy Research Studies
  • Dental Erosion and Treatment
  • Cancer Diagnosis and Treatment
  • Oral health in cancer treatment
  • Antifungal resistance and susceptibility
  • Periodontal Regeneration and Treatments
  • Bone Tissue Engineering Materials
  • Orthodontics and Dentofacial Orthopedics
  • Dermatologic Treatments and Research
  • Oral Health Pathology and Treatment
  • Nanoplatforms for cancer theranostics
  • Temporomandibular Joint Disorders
  • Dental Trauma and Treatments
  • Voice and Speech Disorders
  • Dental Health and Care Utilization
  • Bone health and treatments
  • Medical and Biological Ozone Research

Wroclaw Medical University
2017-2025

Virginia Commonwealth University
2019-2025

University of Wrocław
2017-2024

Polish Botanical Society
2024

FDI World Dental Federation
2023

Lebanese University
2022

Heidelberg University
2022

University Hospital Heidelberg
2022

University of Zielona Góra
2015

Jagiellonian University
2010

Standard dental procedures, when using a water coolant and rotary instruments, generate aerosols with significantly higher number of various dangerous pathogens (viruses, bacteria, fungi). Reducing the amount to minimum is mandatory, especially during new coronavirus disease, COVID-19. The study aimed evaluate aerosol generated standard procedures such as caries removal (using bur on high low-speed handpiece Er:YAG laser), ultrasonic scaling, tooth polishing silicon rubber handpiece)...

10.3390/ma13225109 article EN Materials 2020-11-12

Introduction . Various procedures in dental implantology are performed to enhance the bone healing process and implant stability. One of these methods can be a low-level laser therapy (LLLT). Objectives The aim our study was evaluate stabilization (primary secondary) density peri-implant zone after LLLT protocol using 635 nm diode laser. Material Methods research included 40 implants placed posterior region mandible 24 patients (8 women 16 man; age: 46.7 ± 8.7 years). were randomly divided...

10.1155/2019/2785302 article EN cc-by BioMed Research International 2019-04-22

To evaluate the effects of bracket removal using an erbium laser on pulp temperature and enamel surface.Removal orthodontic brackets with conventional debonding pliers may result in cracks. avoid damage to surface effectively remove metal or ceramic brackets, different types lasers, such as Nd:YAG, CO2, TM:YAP, diode laser, Er:YAG, have been introduced for debonding.A total 55 (n = 55; 20 35 ones) were bonded caries-free premolars extracted indications. Brackets irradiated Er:YAG (Morita,...

10.1089/pho.2017.4412 article EN Photomedicine and Laser Surgery 2018-06-15

Background: The study aimed to clinically estimate an influence of a 635 nm diode laser on the stability orthodontic mini-implants, assess mini-implants loss, and evaluate pain level after treatment. Materials Methods: randomized clinical split-mouth trial included 20 subjects (13 women 7 men; age: 32.5 ± 6.1 years), 40 implants (RMO, West Colfax Ave., Denver, CO, USA) with diameter 1.4 mm length 10 mm. Mini-implants were placed in area attached gingiva between second premolar first molar...

10.3390/jcm9010112 article EN Journal of Clinical Medicine 2019-12-31

Background: Advancements in pharmacology have led to the introduction of novel antiresorptive and antiangiogenic drugs, which are associated with side effect medication-related osteonecrosis jaw (MRONJ). The aim this study was evaluate impact different blood levels vitamin D on course treatment, as well role supplementation during treatment primary diseases involving bisphosphonates or denosumab. Methods: clinical trial involved 64 patients diagnosed (MRONJ) treated at Department Oral...

10.3390/app15020670 article EN cc-by Applied Sciences 2025-01-11

Background/Objectives: Oral candidiasis is an opportunistic infection caused by Candida species. Recently, antifungal drugs have become less effective due to yeast resistance, emphasizing the need for new treatment strategies. This study aimed assess effect of Er:YAG laser on inhibition growth and elimination mature single-species biofilms. Methods: The utilized reference strains C. albicans, glabrata, parapsilosis, krusei organized in biofilms Sabouraud dextrose agar (SDA). First part:...

10.3390/dj13020088 article EN cc-by Dentistry Journal 2025-02-19

Chlorhexidine digluconate (CHG) is considered the most effective and safe antimicrobial agent in dentistry. Recently, it has often been produced form of preparations with additional substances that may modify its effect. The aim present study was to compare efficacy various simple combined CHG rinses against selected bacterial yeast strains. This research followed European Committee on Antimicrobial Susceptibility Testing (EUCAST) guidelines, using disk diffusion method. carried out...

10.17219/dmp/187834 article EN cc-by Dental and Medical Problems 2025-03-12

In contemporary dentistry, laser-based interventions have become one of the mainstays care for patients with oral biofilm diseases, such as candidiasis, periodontal disease and peri-implantitis. The purpose this study was to evaluate effectiveness Er:YAG laser (LightWalker, Ljubljana, Fotona, Slovenia) irradiation at varying irradiance levels (T1: 11.3 W/cm2 T2: 120.54 W/cm2) on microbial viability in single- dual-species models, focusing Candida albicans, glabrata Streptococcus mutans,...

10.3390/life15030474 article EN cc-by Life 2025-03-16

The oral microbiota consists of a diverse range microorganisms, with Streptococcus spp. and Candida frequently coexisting in infections. aim the study was to investigate impact Er:YAG (erbium-doped yttrium aluminum garnet) laser therapy, utilizing PS04 fractional beam, on vitro growth biofilm formation clinical strains albicans, glabrata mutans. Singleand dual-species planktonic cultures biofilms were exposed an using handpiece. effects evaluated immediately after irradiation 24 h...

10.17219/dmp/201941 article EN cc-by Dental and Medical Problems 2025-03-24

The success of endodontic retreatment relies on the effective elimination pathogenic microflora from root canal. study aimed to investigate effects an erbium-doped yttrium-aluminum-garnet (Er:YAG) laser and a 635-nm healing asymptomatic chronic periapical lesions (PLs) in endodontically treated teeth reduction postoperative pain. Forty patients with PLs mandibular molars were referred for canal (RCR). Conventional chemo-mechanical treatment was conducted control group (G1; n = 20). In test...

10.17219/dmp/188864 article EN cc-by Dental and Medical Problems 2025-03-26

The purpose of this study was to evaluate the effects Nd:YAG laser with flat-top handpiece on in vitro growth Candida albicans and Streptococcus mutans. incidence C. (opportunistic commensal) S. mutans (facultatively anaerobic) infections is increasing, despite available treatments. Cultures were irradiated using (LightWalker, Fotona) (Genova, LightWalker, at following parameters: group G1: 0.25 W, 10 Hz, 15 s, 3 J G2: 1 60s, 59 J. results evaluated directly 24 h after irradiation a...

10.1007/s10103-018-2622-6 article EN cc-by Lasers in Medical Science 2018-08-25

Background: Mechanical debridement is the gold standard in periodontitis therapy. However, it suggested that adjunctive use of lasers can result a more effective treatment outcome. Objective: Evaluate efficiency diode laser-assisted nonsurgical therapy as to scaling and root planing (SRP). Methods: One hundred sixty vertical bone defects [pocket depth (PD) at baseline ≥6 mm] had been randomly allocated receive SRP alone (group C) or coupled laser (980 nm) protocol C+L): SRP, irrigation with...

10.1089/photob.2020.4818 article EN Photobiomodulation Photomedicine and Laser Surgery 2020-08-31

A successful treatment of periodontitis depends largely on the elimination periodontopathogens during non-surgical and surgical mechanical debridement. In this retrospective study, data collection was conducted from 2017 to 2021. The study included 128 patients with sites localized pocket depths > 5 mm. were based that received conventional debridement followed by different adjunctive approaches. total, 30 did not receive any additional (SRP group), SRP + 980 nm diode laser irradiation only...

10.3390/life12030370 article EN cc-by Life 2022-03-03

Treatment with fixed orthodontic appliances requires the application of adhesive systems to enable secure fastening brackets and retainers surface tooth enamel. The bonding are similar in terms chemical composition dental filling materials, stability which is not satisfactory. Particularly alarming release bisphenol A its derivatives external environment, has been well-documented for materials used conservative dentistry.The aim study was an vitro assessment biologically harmful from...

10.5604/12321966.1141390 article EN cc-by-nc Annals of Agricultural and Environmental Medicine 2015-02-24

Background When implants are restored with cement-retained restorations, prosthetic retrievability can be difficult and often requires sectioning using rotary instruments. Sometimes repeated removals of a implant crown needed such as for treatment peri-implantitis or immediate provisionalization. The purpose this study was to evaluate the effect erbium-doped yttrium aluminum garnet (Er:YAG) laser non-invasive modality remove lithium disilicate crowns from zirconia abutments following...

10.1371/journal.pone.0223924 article EN cc-by PLoS ONE 2019-11-05

Laser technology in periodontal therapy could help reducing total bacterial count.The aim of this study was to evaluate the effects pocket debridement using an erbium-doped yttrium aluminium garnet laser (Er:YAG - ERL), scaling and root planing (SRP) with photodynamic (PDT), or SRP alone. Teeth vitality soft tissue carbonization were also assessed.This included 1,169 single-rooted teeth from 84 patients divided into 3 groups (n = 28). The G1 group had ERL 40 mJ energy, a frequency Hz fluence...

10.17219/acem/70413 article EN cc-by-nc-nd Advances in Clinical and Experimental Medicine 2018-07-26

Abstract The effect of ozone, diode laser irradiation, and presence teeth crowding/spacing on pain perception in orthodontic patient was tested. Overall, 76 patients [55 women 21 men; age 35.1(6.4) years] who met the inclusion criteria participated study. Immediately after fixed appliance placement, were exposed to a relief treatment (one single session) using either 635-nm (SmartM, Lasotronix, Warsaw, Poland) or ozone therapy (OzoneDTA, Apoza, New Taipei City, Taiwan) by placing handpieces...

10.1007/s10103-019-02896-0 article EN cc-by Lasers in Medical Science 2019-11-05
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