Waclaw Kuczmik

Prof. Dr. Waclaw Kuczmik


Research Focus & Metrics

Academic Career Length

20Years (2007-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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17 August 2022 in Journal of Clinical Medicine
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AMAdam Mazurek
Adam Mazurek
KMKrzysztof Piotr Malinowski
Krzysztof Piotr Malinowski
KRKenneth Rosenfield
Kenneth Rosenfield
LCLaura Capoccia
Laura Capoccia
FSFrancesco Speziale
Francesco Speziale
PMPiotr Musiałek
Piotr Musiałek
Background: Single-cohort studies suggest that second-generation stents (SGS; “mesh stents”) may improve carotid artery stenting (CAS) outcomes by limiting peri- and postprocedural cerebral embolism. SGS differ in the stent frame construction, mesh material, and design, as well as in mesh-to-frame position (inside/outside). Objectives: To compare clinical outcomes of SGS in relation to first-generation stents (FGSs; single-layer) in CAS. Methods: We performed a systematic review and meta-analysis of clinical studies with FGSs and SGS (PRISMA methodology, 3302 records). Endpoints were 30-day death, stroke, myocardial infarction (DSM), and 12-month ipsilateral stroke (IS) and restenosis (ISR). A random-effect model was applied. Results: Data of 68,422 patients from 112 eligible studies (68.2% men, 44.9% symptomatic) were meta-analyzed. Thirty-day DSM was 1.30% vs. 4.11% (p < 0.01, data for SGS vs. FGS). Among SGS, both Casper/Roadsaver and CGuard reduced 30-day DSM (by 2.78 and 3.03 absolute percent, p = 0.02 and p < 0.001), whereas the Gore stent was neutral. SGSs significantly improved outcomes compared with closed-cell FGS (30-day stroke 0.6% vs. 2.32%, p = 0.014; DSM 1.3% vs. 3.15%, p < 0.01). At 12 months, in relation to FGS, Casper/Roadsaver reduced IS (−3.25%, p < 0.05) but increased ISR (+3.19%, p = 0.04), CGuard showed a reduction in both IS and ISR (−3.13%, −3.63%; p = 0.01, p < 0.01), whereas the Gore stent was neutral. Conclusions: Pooled SGS use was associated with improved short- and long-term clinical results of CAS. Individual SGS types, however, differed significantly in their outcomes, indicating a lack of a “mesh stent” class effect. Findings from this meta-analysis may provide clinically relevant information in anticipation of large-scale randomized trials.

1 July 2007 in Annals of Vascular Surgery
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TLTomasz Ludyga
Tomasz Ludyga
WKWaclaw Kuczmik
Waclaw Kuczmik
MKMarek Kazibudzki
Marek Kazibudzki
PNPrzemyslaw Nowakowski
Przemyslaw Nowakowski
TOTomasz Orawczyk
Tomasz Orawczyk
KZKrzysztof Ziaja
Krzysztof Ziaja

28 September 2024 in Scientific Reports
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RTRobert Trybulski
Robert Trybulski
AKAdrian Kuzdzal
Adrian Kuzdzal
Arkadiusz StanulaArkadiusz Stanula
Arkadiusz Stanula
JMJarosław Muracki
Jarosław Muracki
Adam KawczynskiAdam Kawczynski
Adam Kawczynski
HWHsing-Kuo Wang
Hsing-Kuo Wang
Due to the specific loads that occur in combat sports athletes' forearm muscles, we decided to compare the immediate effect of monotherapy with the use of compressive heat (HT), cold (CT), and alternating therapy (HCT) in terms of eliminating muscle tension, improving muscle elasticity and tissue perfusion and forearm muscle strength. This is a single-blind, randomized, experimental clinical trial. Group allocation was performed using simple 1:1 sequence randomization using the website randomizer.org. The study involved 40 40 combat sports athletes divided into four groups and four therapeutic sessions lasting 20 min. (1) Heat compression therapy session (HT, n = 10) (2) (CT, n = 10), (3) alternating (HCT, n = 10), and sham, control (ShT, n = 10). All participants had measurements of tissue perfusion (PU, [non-reference units]), muscle tension (T—[Hz]), elasticity (E—[arb- relative arbitrary unit]), and maximum isometric force (Fmax [kgf]) of the dominant hand at rest (Rest) after the muscle fatigue protocol (PostFat.5 min), after therapy (PostTh.5 min) and 24 h after therapy (PostTh.24 h). A two-way ANOVA with repeated measures: Group (ColdT, HeatT, ContrstT, ControlT) × Time (Rest, PostFat.5 min, PostTh.5 min, Post.24 h) was used to examine the changes in examined variables. Post-hoc tests with Bonferroni correction and ± 95% confidence intervals (CI) for absolute differences (△) were used to analyze the pairwise comparisons when a significant main effect or interaction was found. The ANOVA for PU, T, E, and Fmax revealed statistically significant interactions of Group by Time factors (p < 0.0001), as well as main effects for the Group factors (p < 0.0001; except for Fmax). In the PostTh.5 min. Period, significantly (p < 0.001) higher PU values were recorded in the HT (19.45 ± 0.91) and HCT (18.71 ± 0.67) groups compared to the ShT (9.79 ± 0.35) group (△ = 9.66 [8.75; 10.57 CI] > MDC(0.73), and △ = 8.92 [8.01; 9.83 CI] > MDC(0.73), respectively). Also, significantly (p < 0.001) lower values were recorded in the CT (3.69 ± 0.93) compared to the ShT (9.79 ± 0.35) group △ = 6.1 [5.19; 7.01 CI] > MDC(0.73). For muscle tone in the PostTh.5 m period significantly (p < 0.001) higher values were observed in the CT (20.08 ± 0.19 Hz) group compared to the HT (18.61 ± 0.21 Hz), HCT (18.95 ± 0.41 Hz) and ShT (19.28 ± 0.33 Hz) groups (respectively: △ = 1.47 [1.11; 1.83 CI] > MDC(0.845); △ = 1.13 [0.77; 1.49 CI] > MDC(0.845), and △ = 0.8 [0.44; 1.16 CI], < MDC(0.845)). The highest elasticity value in the PostTh.5 m period were observed in the CT (1.14 ± 0.07) group, and it was significantly higher than the values observed in the HT (0.97 ± 0.03, △ = 0.18 [0.11; 0.24 CI] > MDC(0.094), p < 0.001), HCT (0.90 ± 0.04, △ = 0.24 [0.17; 0.31 CI] > MDC(0.094), p < 0.001) and ShT (1.05 ± 0.07, △ = 0.094 [0.03; 0.16 CI] = MDC(0.094), p = 0.003) groups. For Fmax, there were no statistically significant differences between groups at any level of measurement. The results of the influence of the forearm of all three therapy forms on the muscles' biomechanical parameters confirmed their effectiveness. However, the effect size of alternating contrast therapy cannot be confirmed, especially in the PostTh24h period. Statistically significant changes were observed in favor of this therapy in PU and E measurements immediately after therapy (PostTh.5 min). Further research on contrast therapy is necessary.

16 March 2014 in BioMed Research International
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MZMarcin Zyczkowski
Marcin Zyczkowski
KNKrzysztof Nowakowski
Krzysztof Nowakowski
WKWaclaw Kuczmik
Waclaw Kuczmik
TUTomasz Urbanek
Tomasz Urbanek
ZKZbiegniew Kaletka
Zbiegniew Kaletka
APAndrzej Paradysz
Andrzej Paradysz
Introduction. This study is a comparative evaluation of the TVT, TOT, and our own modification of TOT (mTOT) in the treatment of female stress urinary incontinence from a single center experience. Material and Methods. The study was conducted on 527 patients with SUI diagnosed on the basis of urodynamic studies. They were divided into three groupsTVT: , (TOT): , and mTOT: . All of the patients underwent evaluation at 1, 3, and 6 months after surgery. Results were statistically analysed and compared. Results. Objective and subjective effectiveness after the surgery were not significantly different in the study groups and ranged from 90.1% to 96.4%. Mean surgery time was 32.3, 28.2, and 26.4 in the TVT, TOT, and mTOT, respectively. Mean hospitalization time was 2.51 days. Mean catheter maintenance time was significantly higher in the TVT than in other groups. In the TVT group total incidence of complications was 13.4%, and it was significantly higher than that in TOT and mTOT (9.3% and 8.6%, resp.). Conclusions. TVT, TOT, and mTOT are highly effective and safe methods in the treatment of SUI. There are no differences in the efficacy between the methods with a little higher percentage of complications in the TVT group.

26 April 2021 in Journal of Endovascular Therapy
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PKPiotr M. Kasprzak
Piotr M. Kasprzak
KPKarin Pfister
Karin Pfister
WKWaclaw Kuczmik
Waclaw Kuczmik
WSWilma Schierling
Wilma Schierling
GSGeorgios Sachsamanis
Georgios Sachsamanis
KOKyriakos Oikonomou
Kyriakos Oikonomou
Purpose: Open surgical repair of type Ia endoleak after endovascular aortic aneurysm repair/sealing (EVAR/EVAS) is associated with significant perioperative mortality and morbidity. Current endovascular redo techniques face limitations, especially when the infrarenal landing zone is inadequate and the previous endograft is rigid and features a short or no main body. We present a novel concept for the treatment of type Ia endoleak using a custom-made branched device. Technique: The 5-branch-device (Cook Medical, Bloomington, IN, USA) consists of a nitinol skeleton with branches, covered with a low-profile polyester fabric loaded in an 18F sheath. The device features a minimum of 2 proximal sealing stents and includes branches for renovisceral vessels as well as an additional 8 mm branch for the contralateral iliac limb. Implantation and sealing in the renovisceral vessels is carried out in standard fashion, using transfemoral and transaxillary access. Distal sealing is achieved by tapering the branched component into the ipsilateral iliac limb and using a bridging balloon-expandable or self-expandable stent-graft through the additional branch to the preexisting contralateral iliac limb. Conclusion: Treatment of type Ia endoleak with a new custom-made device enables sufficient proximal seal while minimizing suprarenal aortic coverage and facilitates adequate component overlap. The low profile branched design accommodates implantation through the preexisting endograft and catheterization of target vessels.

18 November 2024 in Scientific Reports
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PMPiotr Makar
Piotr Makar
RMRabiu Muazu Musa
Rabiu Muazu Musa
Rui SilvaRui Silva
Rui Silva
JMJarosław Muracki
Jarosław Muracki
RTRobert Trybulski
Robert Trybulski
Zeki AkyıldızZeki Akyıldız
Zeki Akyıldız
This study aims to explore the interplay between locomotor demands and goal differentials to better understand their combined influence on overall success. Spanning three competitive seasons within the male Turkish Super League, this study analyzed all participating teams across 124 matches. Locomotor demands, including total distance (m) covered (TD), distances covered (m) at different speed thresholds (0.21–2.0 m/s; 2.01–4.0 m/s; 4.01–5.5 m/s; and 5.5–7.7 m/s), and the number of accelerations in range of 5.5–7.0 m/s (n), were quantified using an optical tracking system. Subsequently, regression models were employed to predict the total points earned by all teams over the three seasons. The logistic regression model, tailored to predict team categorization as high-points earners (HPE) or low-points earners (LPE) based on locomotor variables, exhibited a mean accuracy of 74%. Notably, total distance covered, running speed intervals between 4.4 and 5.5 m/s, and the number of accelerations in range of 5.5–7.0 m/s emerged as significant predictors of team success. Our findings highlight the pivotal role of running speed (4.01–5.5 m/s), number of accelerations, and total distance in predicting success for high-performing teams. Coaches can leverage these insights to refine training programs, thereby optimizing team performance, and fostering success in competitive environments.