1.Effectiveness of group skills training intervention on social ability of high functional autism spectrum disorder children
HU Shasha, ZHAO Xiao, ZHU Zhenzhen, LIU Xiaoli, WANG Rong, HU Zhenyu, ZHANG Wenwu
Chinese Journal of School Health 2025;46(2):167-171
Objective:
To evaluate the intervention efficacy of integrated group social skills training on social ability in school age patients with high functioning ASD, so as to provide a reference for improving social skills in children with high functioning ASD.
Methods:
From January 2021 to December 2023, 62 children aged 7-12 with high functioning ASD who visited the Children s Psychiatry Outpatient Department of the Affiliated Kangning Hospital of Ningbo University were recruited, and were randomly divided into a training ( n =31) and a control group ( n =31) by a random number table method. The training group received a 20 week structured group social training program (mental interpretation courses and social courses), while the control group received only conventional treatment. Chinese version of Griffith Empathy Measure Parent Ratings (GEM-PR) and Social Response Scale (SRS) were used to assess the symptoms of social deficits before and after treatment. Emotional face recognition tasks and eye movement trajectories were used to test the characteristics of social visual attention in children with ASD. Group comparison was conducted using t-test and Mann-Whitney U test.
Results:
At baseline, there were no significant differences in GEM-PR score ( t = -1.20 to -0.81), SRS score ( t =-0.36-1.75), emotional face recognition accuracy and reaction time ( t =-0.58-1.85), and eye movement trajectory ( U/t =-1.63-0.29) between the two group ( P >0.05). After intervention, the total GEM-PR score and empathic cognitive factor score of training group [18.00(10.00,24.00),9.00(8.00,13.00)] were significantly higher than those of the control group [12.00(-1.00,18.00),2.00(-2.00,7.00)], and the total SRS score and social cognition, social perception, social communication, social motivation (73.23±14.20, 16.16±2.72, 6.58±2.50, 24.29±5.61, 9.52±3.73) were significantly lower than those of the control group (95.26±15.29, 19.90±2.84, 12.58±2.49,31.94±6.38, 13.74±4.81) ( U/t =-2.38, -4.59; -5.88, -5.29, -9.47, -5.01, -3.87, P <0.05). The overall correct rate of emotional face recognition and the correct rate of angry, fearful and neutral faces recognition in the training group [(81.55±6.62)%,(76.86±12.06)%,(79.61±12.42)%,(94.27±6.26)%] were significantly higher than the control group [(70.55±13.82)%,(62.82±18.77)%,(67.18±18.85)%,(79.60±20.05)%], and the average reaction time [(2 226.70±274.43)ms] was lower than the control group [(2 417.27±324.10)ms] (t=4.00, 3.50, 3.07, 3.89, -2.42, P<0.05). The time to first eye gaze [764.74 (748.64, 793.73) ms] in the training group was significantly lower than that in the control group [810.92 (782.86, 877.42) ms], and the proportion of moderatetohigh intensity attention area in the face [(37.37±1.27)%] was significantly higher than that in the control group [(30.34±1.23)%] (U/t=3.44, 8.89, P<0.05).
Conclusion
Integrated group social training can significantly improve the social communication and empathy ability of high functioning ASD children, increase active attention and recognition ability of faces, and improve mental development of children with ASD.
2.Exploring on Mechanism of Forsythiae Fructus-Lonicerae Japonicae Flos in Treatment of Acute Lung Injury Based on Serum Metabolomics
Wanshun CHANG ; Kang LI ; Zhaohua CHEN ; Yuqing HAN ; Yanwen CHEN ; Yanhui ZHU ; Zhenyu CHENG ; Haiying HUANG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(24):117-125
ObjectiveTo investigate the mechanism of Forsythiae Fructus-Lonicerae Japonicae Flos(FF) in the treatment of acute lung injury(ALI) by investigating the effects of FF on serum metabolomics of rats with ALI. MethodsThirty male SD rats were acclimated for 1 week, and 6 rats were randomly selected as the blank group. The other 24 rats were injected with lipopolysaccharide(LPS) solution by tracheal drip to establish an ALI model. After successful model establishment, the rats were randomly divided into the model group, the FF low-dose group(3.0 g·kg-1), the FF high-dose group(6.0 g·kg-1), and the dexamethasone group(5 mg·kg-1), with six rats in each group. The FF low- and high-dose groups and the dexamethasone group were received daily oral administration of the corresponding drug solution, and the blank group and the model group were gavaged with an equal amount of saline, treatment was administered continuously for 3 d. The pathological conditions of rat lung tissues were evaluated by hematoxylin-eosin(HE) staining, wet/dry mass ratio(W/D) of the lung tissues, and protein concentration in rat bronchoalveolar lavage fluid(BALF). Metabolomic analysis of rat serum was performed by ultra-performance liquid chromatography-quadrupole-time-of-flight mass spectrometry(UPLC-Q-TOF-MS), combined with multivariate statistical analysis, the potential biomarkers of FF in treating ALI were screened by variable importance in the projection(VIP) value>1, P<0.05 from t-test, and log2fold change(FC)>1 or log2FC<-1. Kyoto Encyclopedia of Genes and Genomes(KEGG) database combined with MetaboAnalyst were used for pathway analysis of the screened differential metabolites. The protein expression levels of sphingosine-1-phosphate(S1P), phosphatidylinositol 3-kinase(PI3K), protein kinase B1(Akt1), and phosphorylated Akt1(p-Akt1) were examined by Western bolt. The expression levels of interleukin(IL)-6, IL-1β, and tumor necrosis factor(TNF)-α in BALF were detected by enzyme-linked immunosorbent assay(ELISA). ResultsCompared with the blank group, rats in the model group showed ALI pathological features such as alveolar lumen dilatation, interstitial hemorrhage and massive inflammatory cell infiltration, and the protein concentration in BALF and W/D of the lung tissues were significantly elevated(P<0.01). Compared with the model group, the low- and high-dose groups of FF as well as the dexamethasone group exhibited reduced pulmonary bronchial hemorrhage in rats, and the protein concentration in BALF and W/D were significantly decreased(P<0.05), and the lung injury was significantly alleviated. Analysis of rat serum metabolomics revealed that FF downregulated 38 biomarkers. Pathway enrichment analysis showed that FF primarily exerted therapeutic effects through 7 key metabolic pathways, including arginine biosynthesis, sphingomyelin metabolism, alanine, aspartate and glutamate metabolism, taurine and hypotaurine metabolism, α-linolenic acid metabolism, niacin and nicotinamide metabolism, and retinol metabolism. The results of Western bolt and ELISA showed that, compared with the blank group, the model group exhibited significantly elevated expression levels of S1P, PI3K, Akt1 and p-Akt1 proteins in the lung tissues, as well as increased expression levels of IL-6, IL-1β and TNF-α in BALF(P<0.01). Compared with the model group, the expression levels of the aforementioned indicators were significantly downregulated in the low- and high-dose FF groups as well as the dexamethasone group(P<0.05, P<0.01). ConclusionFF may play a role in ALI by regulating amino acid metabolism and lipid metabolism, and its mechanism may be related to the inhibition of S1P/PI3K/Akt1 signaling pathway to attenuate the inflammatory response caused by ALI.
3.Intermittent hypoxia aggravates asthma inflammation via NLRP3/IL-1β-dependent pyroptosis mediated by HIF-1α signalling pathway.
Ling ZHOU ; Huojun ZHANG ; Lu LIU ; Fengqin ZHANG ; Lingling WANG ; Pengdou ZHENG ; Zhenyu MAO ; Xiaoyan ZHU ; Guisha ZI ; Lixiang CHEN ; Xiaojing CAI ; Huiguo LIU ; Wei LIU
Chinese Medical Journal 2025;138(14):1714-1729
BACKGROUND:
Asthma is a common chronic inflammatory airway disease and intermittent hypoxia is increasingly recognized as a factor that may impact disease progression. The present study investigated whether intermittent hypoxia (IH) could aggravate asthma by promoting hypoxia-inducible factor-1α (HIF-1α)/nucleotide-binding oligomerization domain (NOD)-like receptor pyrin domain-containing protein 3 (NLRP3)/interleukin (IL)-1β-dependent pyroptosis and the inflammatory response and further elucidated the underlying molecular mechanisms involved.
METHODS:
A total of 49 patients diagnosed with severe bronchial asthma and diagnosed by polysomnography were enrolled at Tongji Hospital, Tongji Medical College of Huazhong University of Science and Technology, between January 2022 and December 2022, and their general data and induced sputum were collected. BEAS-2B cells were treated with IL-13 and subjected to IH. An ovalbumin (OVA)-treated mouse model was also used to assess the effects of chronic intermittent hypoxia (CIH) on asthma. Pyroptosis, the inflammatory response, and related signalling pathways were assessed in vivo and in vitro .
RESULTS:
In this study, as the apnoea and hypopnea index (AHI) increased, the proportion of patients with uncontrolled asthma increased. The proportions of neutrophils and the levels of IL-6, IL-8, HIF-1α and NLRP3 in induced sputum were related to the AHI. NLRP3-mediated pyroptosis, which could be mediated by the HIF-1α signalling pathway, was activated in IL-13 plus IH-treated BEAS-2B cells and in the lungs of OVA/CIH mice. HIF-1α downregulation significantly reduced lung pyroptosis and ameliorated neutrophil inflammation by modulating the NLRP3/IL-1β pathway both in vitro and in vivo . Similarly, pretreatment with LW6, an inhibitor of HIF-1α, effectively blocked the generation of inflammatory cytokines in neutrophils. In addition, administration of the NLRP3 activator nigericin obviously increased lung neutrophil inflammation.
CONCLUSIONS
Obstructive sleep apnoea-hypopnea syndrome (OSAHS) is a risk factor for asthma exacerbation. IH aggravates neutrophil inflammation in asthma via NLRP3/IL-1β-dependent pyroptosis mediated by the HIF-1α signalling pathway, which should be considered a potential therapeutic target for the treatment of asthma with OSAHS.
NLR Family, Pyrin Domain-Containing 3 Protein/metabolism*
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Humans
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Asthma/metabolism*
;
Animals
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Pyroptosis/physiology*
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Hypoxia-Inducible Factor 1, alpha Subunit/metabolism*
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Mice
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Signal Transduction/physiology*
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Male
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Hypoxia/metabolism*
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Female
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Interleukin-1beta/metabolism*
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Adult
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Inflammation/metabolism*
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Middle Aged
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Mice, Inbred C57BL
4.m6A modification regulates PLK1 expression and mitosis.
Xiaoli CHANG ; Xin YAN ; Zhenyu YANG ; Shuwen CHENG ; Xiaofeng ZHU ; Zhantong TANG ; Wenxia TIAN ; Yujun ZHAO ; Yongbo PAN ; Shan GAO
Chinese Journal of Biotechnology 2025;41(4):1559-1572
N6-methyladenosine (m6A) modification plays a critical role in cell cycle regulation, while the mechanism of m6A in regulating mitosis remains underexplored. Here, we found that the total m6A modification level in cells increased during mitosis by the liquid chromatography-mass spectrometry/mass spectrometry and m6A dot blot assays. Silencing methyltransferase-like 3 (METTL3) or METTL14 results in delayed mitosis, abnormal spindle assembly, and chromosome segregation defects by the immunofluorescence. By analyzing transcriptome-wide m6A targets in HeLa cells, we identified polo-like kinase 1 (PLK1) as a key gene modified by m6A in regulating mitosis. Specifically, through immunoblotting and RNA pulldown, m6A modification inhibits PLK1 translation via YTH N6-methyladenosine RNA binding protein 1, thus mediating cell cycle homeostasis. Demethylation of PLK1 mRNA leads to significant mitotic abnormalities. These findings highlight the critical role of m6A in regulating mitosis and the potential of m6A as a therapeutic target in proliferative diseases such as cancer.
Humans
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Polo-Like Kinase 1
;
Cell Cycle Proteins/metabolism*
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Proto-Oncogene Proteins/metabolism*
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Protein Serine-Threonine Kinases/metabolism*
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Mitosis/physiology*
;
HeLa Cells
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Adenosine/genetics*
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Methyltransferases/metabolism*
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RNA, Messenger/metabolism*
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RNA-Binding Proteins/metabolism*
5.Effect of DRG Reform and Its Impact on Different Hospital Departments
Zhenyu SHI ; Feng LU ; Ping HE ; Dawei ZHU
Medical Journal of Peking Union Medical College Hospital 2024;15(5):1038-1044
To analyze the effect of diagnosis related group(DRG) reform in 2022 and its impact on patients in different departments, and create a policy environment that promotes the implementation of DRG. The data of this study were collected from the database of discharge records of secondary and tertiary hospitals in Beijing, including 1 603 989 discharge records of urban employee medical insurance inpatients. This study constructed a difference in difference model and used the event study method to test the parallel trend assumption. Firstly, the hospital-month level aggregated data was used to analyze the effects of DRG reform on inpatient cost per admission, average length of stay, proportion of patients with 30-day read-mission, proportion of patients with 60-day readmission and the proportion of patients admitted through outpatients. Then, the aggregated monthly data of the departments of internal medicine, surgery, obstetrics and gynecology and oncology were used to further analyze the influence of DRG reform on the utilization of inpatient services in different departments. DRG reform reduced the inpatient cost per admission by about 9.79% and the length of stay per admission by about 5.35%, but had no significant effect on readmission risk and the proportion of patients admitted through outpatients. It reduced the inpatient cost per admission in the departments of internal medicine, surgery and obstetrics and gynecology, and reduced the length of stay per admission of inpatients in the departments of internal medicine and surgery. However, the reform had no significant effect on the readmission risk and the proportion of patients admitted through outpatients for all the four departments. The DRG reform in Beijing reduced the inpatient cost per admission, but it is necessary to regularly monitor the medical behavior and pay more attention to the role of other payment methods in making up for the deficiencies of DRG. The impact of DRG reform on different departments is varied, so appropriate supportive policies should be formulated to secure the beneficial development of DRG reform.
6.Laboratory malaria re-examination and evaluation of malaria diagnostic capability in Shanghai Municipal Malaria Diagnostic Reference Laboratory from 2017 to 2022
Yaoguang ZHANG ; Zhenyu WANG ; Min ZHU ; Li JIANG ; Qian ZHU ; Xiaojiang MA ; Qing YU ; Jian CHEN
Chinese Journal of Schistosomiasis Control 2024;36(5):521-526
Objective To evaluate the malaria diagnostic capability in Shanghai Municipal Malaria Diagnostic Reference Laboratory from 2017 to 2022 and to analyze factors affecting the diagnosis results, so as to provide the scientific evidence for increasing the laboratory malaria diagnostic capability during the post-elimination stage. Methods Plasmodium-negative blood smears were randomly sampled using a proportional sampling method each quarter during the period from 2017 to 2022 and scored by Shanghai Municipal Malaria Diagnostic Reference Laboratory. Malaria cases’ blood samples from district centers for disease control and prevention in Shanghai Municipality were re-reviewed using microscopy and multiplex PCR assay to evaluate the capability of malaria diagnosis. Results A total of 7 746 quality control blood smears were collected from district centers for disease control and prevention in Shanghai Municipality from 2017 to 2022, with a mean score of (76.74 ± 14.34) points and a qualification rate of 86.65% (6 712/7 746). A total of 387 blood smears were re-reviewed from 2017 to 2022, with an overall coincidence of 96.38% (373/387) for malaria diagnosis and 95.06% (308/324) for parasite species identification, and there were no significant differences in the coincidence for either malaria diagnosis (χ2 = 2.57, P > 0.05) or parasite species identification among years (χ2 = 1.04, P > 0.05). A total of 384 whole blood samples were collected from district centers for disease control and prevention, and the detection of whole blood samples was 70.31% (270/384) in district centers for disease control and prevention. All 384 whole blood samples were re-reviewed by Shanghai Municipal Malaria Diagnostic Reference Laboratory using a multiplex PCR assay from 2017 to 2022, with an overall coincidence of 94.07% (254/270) for malaria diagnosis and 99.55% (223/224) for parasite species identification, and there were no significant differences in the coincidence for either malaria diagnosis (χ2 = 5.77, P > 0.05) or parasite species identification among years (χ2 = 8.37, P > 0.05). The overall coincidence rates of Plasmodium-positive and negative whole blood samples were 100.00% (224/224) and 65.22% (30/46) in district centers for disease control and prevention, with a significant difference (χ2 = 82.82, P < 0.001), and there was a significant difference in the coincidence rate for identification of P. falciparum, P. vivax, P. malariae and P. ovale (χ2 = 24.28, P < 0.001). A total of 1 584 blind blood smears subjected to microscopic examinations by centers for disease control and prevention and medical institutions across all districts in Shanghai Municipality from 2017 to 2022, with a 96.15% (1 523/1 584) correct rate for malaria diagnosis and 85.07% (1 003/1 179) for parasite species identification, and there were significant differences in the correct rate of both malaria diagnosis (χ2 = 20.98, P < 0.001) and parasite species identification among years (χ2 = 70.77, P < 0.001). A total of 320 blind nucleic acid samples from malaria cases were tested, with a 99.38% (318/320) correct rate for malaria diagnosis and 100.00% (225/225) for parasite species identification, and there was no significant difference in the correct rate of malaria diagnosis among years (χ2 = 6.04, P > 0.05). Conclusions There were still shortcomings in blood smears preparation, microscopic examinations and nucleic acid testing in centers for disease control and prevention across all districts in Shanghai Municipality from 2017 to 2022. A greater role in the quality control of malaria diagnosis is recommended for Shanghai Municipal Malaria Diagnostic Reference Laboratory to prevent the re-establishment of imported malaria and consolidate the elimination achievements.
7.The role of brevican regulation in the antidepressant effects of electroacupuncture in a chronic stress rat model
Cong Gai ; Zhenyu Guo ; Kai Guo ; Shixin Yang ; Yi Zhang ; Huimin Zhu ; Feifei Kan ; Hongmei Sun ; Die Hu
Journal of Traditional Chinese Medical Sciences 2024;11(4):513-521
Objective:
To investigate the mechanism of electroacupuncture (EA) for treating depression and to explore the role of brevican in the medial prefrontal cortex (mPFC) in modulating stress susceptibility and the antidepressant effects of EA in rats.
Methods:
Twenty-four Sprague–Dawley (SD) rats were equally divided into three groups: green fluorescent protein (GFP) + control, GFP + chronic unpredicted mild stress (CUMS), and short-hairpin RNA targeting on brevican (shBcan) + CUMS. Another 24 SD rats were equally divided into CUMS + GFP, CUMS + GFP + EA, and CUMS + shBcan + EA groups. Behavioral tests were conducted to assess depression-like behavior. Western blot analysis was used to evaluate the expression of brevican, aggrecan, GLuA1, and PSD95 in mPFC subregions.
Results:
Behavioral parameter evaluation show that rats in the shBcan + CUMS group exhibited a significantly reduced sucrose preference (P = .0002) and increased immobility time (P = .0011) compared to those in rats in the GFP + CUMS group. Western blotting showed that brevican expression was significantly downregulated in the PrL of the shBcan + CUMS group compared with that in the GFP + CUMS group (P = .0192). Furthermore, compared to the CUMS + GFP + EA group, the CUMS + shBcan + EA group exhibited a significantly decreased sucrose preference (P = .0334), increased immobility time (P = .0465), and increased latency to food (P = .0261). In the CUMS + shBcan + EA group, the EA-induced brevican and PSD95 overexpression was reversed, compared with that in the CUMS + GFP + EA group (P = .0454 and P = .0198, respectively).
Conclusion
EA exerts its antidepressant effects through the modulation of brevican expression in rats. Our findings highlight the important role for brevican in stress susceptibility, which could be a potential target for treating depression.
8.Interaction effect between vitamin D and gestational diabetes mellitus in the second trimester
Ziwen MA ; Xiaoying DING ; Liming CHU ; Yan ZHANG ; Aifeng ZHANG ; Yanjun ZHU ; Xun WANG ; Zhenyu XIE
Shanghai Journal of Preventive Medicine 2024;36(11):1094-1099
ObjectiveTo investigate the relationship between serum 25(OH)D and gestational diabetes mellitus in the second trimester (GDM), to analyze the interaction effect of key risk factors, so as to provide a basis for clinical personalized vitamin D supplementation. MethodsA total of 266 pregnant women who registered and took regular obstetric check-ups in Shanghai Pudong New Area Health Care Hospital for Women and Children from June to December 2022, were selected as the research subjects. According to the results of oral glucose tolerance test (OGTT), the subjects were divided into the GDM group (131) and control group (135). The level of serum 25(OH)D at the time of OGTT were detected and other clinical indicators were followed up. ResultsThe age, systolic blood pressure in early pregnancy, pre-pregnancy BMI, FPG, OGTT 1-hour and 2-hour glucose, GHb, HOMA-IR, TG, AST, Cr, D-D, FDP and SF at 35 weeks’ gestation of the pregnant women were higher in the GDM group than that of the pregnant women in the normal group, while gestational weight gain and serum 25(OH)D level were significantly lower than that of the pregnant women in the normal group. Serum 25(OH)D was negatively correlated with HOMA-IR and WBS’s, but positively correlated with TG and ALT. Serum 25(OH)D was non-linearly correlated with the risk of GDM in an inverted J-shape, and there was an interaction effect of advanced age, pre-pregnancy obesity and vitamin D deficiency on the risk of GDM. ConclusionVitamin D is non-linearly associated with the risk of GDM. The risk of GDM is significantly reduced when serum 25(OH)D level ≥30 ng∙mL-1.
9.Surveillance of parasitic infections in market-sold aquatic products and knowledge and practice towards food-borne parasitic diseases among residents in Shanghai Municipality from 2020 to 2023
Simin DAI ; Qing YU ; Zhenyu WANG ; Yaoguang ZHANG ; Jiawei YANG ; Zixin WEI ; Xiaojiang MA ; Qian ZHU ; Jian CHEN ; Hao PAN ; Huanyu WU
Chinese Journal of Schistosomiasis Control 2024;36(6):631-636
Objective To investigate the prevalence of parasitic infections in market-sold aquatic products in Shanghai Municipality, and to understand the knowledge and practice towards food-borne parasitic diseases among residents, so as to provide insights into the surveillance and control of food-borne parasitic diseases. Methods Freshwater products, seawater products and pickled products were randomly obtained from agricultural trade markets, supermarkets, retail stores and restaurants in Huangpu, Putuo, Minhang and Qingpu districts of Shanghai Municipality from 2020 to 2023. Parasite metacercariae and larvae were detected in these aquatic products using pressing method, digestion method and the dissection method, and the detection of parasitic infection was compared in different types of aquatic products. In addition, the knowledge and practice towards food-borne parasitic diseases were investigated among residents aged 10-80 years old who randomly selected from agricultural trade markets, supermarkets, community streets and other population concentration areas in these four districts by questionnaire in 2023, and the awareness of food-borne parasitic diseases knowledge and percentage of healthy behaviors formation were analyzed. Results A total of 2 109 aquatic products sampled from Huangpu, Putuo, Minhang and Qingpu districts of Shanghai Municipality from 2020 to 2023 were detected, and there were 317 products detected with parasitic infections, with an overall detection rate of 15.03%. There were 8 products detected with parasitic infections in 1 221 freshwater products, with a detection rate of 0.66%, and Clonorchis sinensis was the predominant parasite, which was detected in Pseudorasbora parva, Rhodeus amarus and Carassius auratus. There were 82 products detected with parasitic infections in 501 seawater products, with a detection rate of 16.37%, and Anisakis was the predominant parasite, which was detected in Trichiurus lepturus, Larimichthys polyactis, Pneumatophorus japonicus, Collchthys lucidus, Mugil cephalus, Larimichthys crocea, Scomberomorus niphonius, Stromateoides argenteus and Cololabis saira. There were 227 products detected with parasitic infections in 387 pickled products, with a detection rate of 58.66%, and the prevalence rates of Echinostoma metacercariae were 76.27% (225/295) in Bullacta exarata and 11.11% (2/18) in crab pastes, respectively (χ2 = 159.511, P < 0.05). No Paragonimus infection was found in freshwater shrimps, crabs and pickled products, and no Diphyllobothrium latum larvae infection was detected in freshwater and seawater fish. Questionnaire surveys showed that the awareness of food-borne parasitic diseases knowledge was 79.00% (222/281), and the percentages of washing hands before and after meals, not drinking filtered water or tap water directly, not eating raw or semi-raw food, being willing to change special dietary preferences or bad living habits for health, and being willing to learn more about food-borne parasitic diseases knowledge were 99.64% (280/281), 72.24% (203/281), 56.23% (158/281), 96.80% (272/281) and 97.51% (274/281) among residents living in Huangpu, Putuo, Minhang and Qingpu districts, respectively. Conclusions There are food-borne parasite contaminations in market-sold aquatic products in Shanghai Municipality. Although residents are aware of food-borne parasitic diseases knowledge, sustainable surveillance of food-borne parasitic diseases and improved health education are required to minimize the risk of human parasitic infections.
10.Development and design of distal radial artery puncture compression hemostatic device
Xueqing ZHU ; Yang GE ; Meng LI ; Sheng YUAN ; Jingjing WANG ; Zhenyu LIU
China Medical Equipment 2024;21(2):196-199
To research and design a new type of distal radial artery puncture compression hemostatic device,to solve the problem of distal radial artery puncture and compression hemostat that has not been clinically applied in China.The hemostatic device was mainly composed of hemostatic part,pressure regulating part,fixing part and visual window.The hemostatic device can accurately compress the puncture point,and it was convenient for medical staff to observe the wound through the visual window,find out abnormal conditions such as bleeding or hematoma in time,and take measures to deal with them,which greatly improved the hemostatic effect and comfort of the postoperative puncture point.The new hemostatic device has the advantages of reasonable design and simple clinical operation,which is worthy of clinical promotion.


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