1.Ancient and Modern Documentation of Classic Formula Sangjuyin
Xiaofang WANG ; Lyuyuan LIANG ; Jialei CAO ; Ziming XU ; Wangju ZHOU ; Yiping WANG ; Yujie CHANG ; Ruiting SU ; Yihan LI ; Jingwen LI ; Bingqi WEI ; Bingxiang MA ; Wenli SHI
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(4):200-207
Sangjuyin, as a pungent and cooling agent with precise therapeutic effect, is a classic pungent formula for cooling relief of the epidermis, which is highly respected by medical practitioners. This formula is from the Wenbing Tiaobian written by WU Jutong in the Qing dynasty, on the basis of which subsequent medical practitioners have made additions and subtractions to apply it. The authors used the bibliometric method to systematically organize the medical books from the Qing dynasty and the Republic of China and modern literature to analyze the composition, concoction, decoction, efficacy, and previous and modern application of Sangjuyin. After examination, the drug base of this formula is basically clear. Armeniacae Semen Amarum is the dried mature seeds of Armeniaca vulgaris, family Rosaceae. Forsythiae Fructus is the dried fruit of Forsythia suspensa, family Mulleinaceae. Menthae Haplocalycis Herba is the dried above-ground part of Mentha haplocalyx, family Labiatae. Mori Folium is the dried leaves of Morus alba, family Moraceae. Chrysanthemi Flos is the dried head of Chrysanthemum morifolium, family Asteraceae. Platycodonis Radix is the dried root of Eryngium grandiflorum, family Eryngium. Glycyrrhizae Radix et Rhizoma is the dried root and rhizome of Glycyrrhiza uralensis of the Leguminosae family, and Phragmitis Rhizoma is the fresh or dried rhizome of Phragmites communis of the Gramineae family. It is recommended that the eight drugs be used in raw form as medicine. The dosage and method of decoction were converted into a modern single dosage of 7.46 g Armeniacae Semen Amarum, 5.60 g Forsythiae Fructus, 2.98 g Menthae Haplocalycis Herba, 9.33 g Mori Folium, 3.73 g Chrysanthemi Flos, 7.46 g Platycodonis Radix, 2.98 g Glycyrrhizae Radix et Rhizoma, and 11.19 g Phragmitis Rhizoma, with 400 mL water added, and the solution was boiled to obtain 200 mL, taken twice a day. Sangjuyin has the efficacy of dispersing wind and clearing heat, promoting lung and relieving cough, and it is used for treating the initial onset of wind-warmth and the evidence of evil spirits in the lungs and collaterals. Modern research has shown that Sangjuyin is often used in the treatment of cough, pneumonia, rhinitis, and other respiratory diseases, and the results of this study provide a reference for the later development of Sangjuyin.
2.Overview of Diagnosis,Treatment and Mechanism Research of Functional Dyspepsia by Integrated Traditional Chinese and Western Medicine
Shengsheng ZHANG ; Zhaohong SHI ; Xiaofang LU ; Luqing ZHAO ; Danyan LI ; Shu ZHANG ; Lu ZHAO ; Yudi ZHUO ; Nian WANG ; Fan LIU ; Shuangyi LI ; Xudong TANG
Journal of Traditional Chinese Medicine 2026;67(4):397-403
Functional dyspepsia (FD) is a prioritized disease category where traditional Chinese medicine (TCM) demonstrates distinct therapeutic advantages. The current western medicine treatment for FD is mainly based on proton pump inhibitors and prokinetic agents, with digestive enzymes, probiotics and antidepressants serving as adjuvant medication, yet such therapies still have certain limitations. TCM treatment for FD includes oral administration of Chinese herbal formulas and Chinese patent medicines, as well as external TCM therapies such as acupuncture and moxibustion, acupoint application, hot medicinal compress therapy, rubbing with ointment, medicinal iontophoresis, auricular acupoint therapy and tui na (Chinese medical massage). The combined treatment of FD with integrated TCM and western medicine can significantly improve clinical effectiveness and reduce adverse reactions. The common mechanisms underlying the therapeutic effects of both TCM and western medicine revolve around the core pathological processes of FD, mainly focusing on restoring gastrointestinal motility, regulating the levels of brain-gut peptides, modulating intestinal microecology, and ameliorating inflammatory status. The differential mechanisms lie in the precise targeting feature of western medicine versus the holistic-regulating and multi-target characteristics of TCM, and the two approaches exert a synergistic effect to enhance efficacy. This paper proposes to leverage the advantages of TCM in holistic regulation and the strengths of western medicine in targeted treatment, so as to provide personalized and comprehensive treatment regimens for FD patients.
3.Protective effect and mechanism of chikusetsu saponin Ⅳa on the kidney in diabetic nephropathy rats
Yongli WANG ; Hai CHEN ; Xiaofang TIAN ; Xuechun WANG ; Liying YUAN ; Dan LIU ; Zhongfa LI ; Yanfang MENG ; Xiuyong YANG
China Pharmacy 2026;37(7):908-913
OBJECTIVE To study the protective effect and potential mechanism of chikusetsu saponin Ⅳ a (chsⅣ) on renal function in diabetic nephropathy (DN) model rats. METHODS DN rat model was established by high-fat diet combined with streptozotocin injection. Thirty-six model rats were randomly divided into model group (i.g. administration of normal saline, high-fat diet), chsⅣ low-dose and high-dose groups (i.g. administration of 90, 180 mg/kg chsⅣ, high-fat diet), with 12 rats in each group. Additionally, 10 normal rats were set as the control group (i.g. administration of normal saline, regular diet). From the 5th to the 12th week after streptozotocin injection, they were given intragastric administration of relevant drug or normal saline, once a day. After the last medication, the levels of fasting blood glucose, fasting insulin, blood urea nitrogen, serum creatinine and urine protein as well as the levels of reduced glutathione (GSH), superoxide dismutase (SOD) and malondialdehyde (MDA) in renal tissues were measured. Additionally, the insulin resistance index was calculated. Hematoxylin-eosin, periodic acid-Schiff, and Masson staining techniques were employed to examine the histopathological alterations in the renal tissue. The expressions of Notch signaling pathway-related proteins in renal tissue were detected by immunohistochemical staining and Western blot methods. RESULTS Compared with model group, the histomorphological of renal tissues in the chsⅣ low- and high-dose groups were significantly improved, with significant decreases in renal histological scores, mesangial expansion index, and glomerulosclerosis scores ( P <0.05); the levels of fasting blood glucose, fasting insulin, blood urea nitrogen, serum creatinine, urine protein and homeostasis model assessment for insulin resistance, as well as MDA content, the expression levels of Notch1, Notch intracellular domain, hairy and enhancer of Split 1 and Delta-like protein 1 in renal tissue were all significantly decreased ( P <0.05). The levels of GSH and SOD in renal tissue were significantly elevated ( P <0.05). Moreover, the improvement in these indicators was significantly more pronounced in the chsⅣ high-dose group compared to the chsⅣ low-dose group ( P <0.05). CONCLUSIONS ChsⅣ can ameliorate renal pathological damage and functional impairment in DN rats. Its underlying mechanisms include restoration of glucose homeostasis and insulin sensitivity, attenuation of renal oxidative stress, and suppression of aberrant Notch signaling pathway activation.
4.Effect of atractylenolide I on myocardial mitochondrial function in mice with dilated cardiomyopathy by regulating cGAS/STING pathway
Hongxing WANG ; Huichao ZHANG ; Zhiwei LI ; Xiaofang YU
Journal of China Pharmaceutical University 2026;57(1):90-97
This study aimed to investigate the effect of atractylenolide I (Atr-I) on myocardial mitochondrial function in mice with dilated cardiomyopathy (DCM) by regulating the cyclic GMP-AMP synthase (cGAS)/stimulator of interferon genes (STING) pathway. Sixty SPF-grade male cTnT R141W transgenic DCM mice were randomly divided into the DCM group, Atr-I low-dose group (60 mg/kg), Atr-I high-dose group (240 mg/kg), captopril group (0.01 g/kg), and Atr-I high-dose+cGAS/STING pathway activator 5,6-dimethylxanthenone-4-acetic acid (DMXAA) group, with 12 mice in each group. Additionally, 12 male C57BL/6J mice were used as the control group. All mice were administered via oral gavage once daily for 8 weeks. Cardiac function was assessed using the Vevo 770 ultrasound system; myocardial pathology was examined via HE staining; mitochondrial ultrastructure in cardiomyocytes was observed using transmission electron microscopy; the proportion of cardiomyocytes without reduced mitochondrial membrane potential was detected using JC-1 staining; reactive oxygen species (ROS) content in myocardial tissue was measured using 2',7'-dichlorodihydrofluorescein diacetate (DCFH-DA) staining; adenosine triphosphate (ATP) content in myocardial tissue was determined using a commercial kit; and Western blot was performed to detect the protein expression levels of mitofusin-2 (MFN2), dynamin-related protein 1 (DRP1), cGAS, STING, interferon-β (IFN-β), CXC chemokine ligand 10 (CXCL10), and interleukin-6 (IL-6) in myocardial tissue. The aim was to observe the effect of Atr-I on myocardial mitochondrial function in DCM mice. The results showed that low- and high-dose Atr-I (60 mg/kg, 240 mg/kg) intervention improved cardiac function, alleviated cardiomyocyte hypertrophy and disordered muscle fiber arrangement, ameliorated mitochondrial ultrastructure in cardiomyocytes, reduced ROS content and the protein expression levels of DRP1, cGAS, STING, IFN-β, CXCL10, and IL-6 in myocardial tissue, and increased the proportion of cardiomyocytes without reduced mitochondrial membrane potential, as well as ATP content and MFN2 protein expression in myocardial tissue. However, DMXAA attenuated the beneficial effects of high-dose Atr-I on myocardial mitochondrial function in DCM mice. In conclusion, Atr-I may improve myocardial mitochondrial function in DCM mice by inhibiting the cGAS/STING pathway.
5.The impact of different bolus application methods on chest wall skin dose after radical mastectomy for breast cancer
Zuohuai HU ; Jiandong FU ; Xiaofang LI ; Xinyue YAO ; Bin ZHAO ; Shu YAN ; Sisi HE
The Journal of Practical Medicine 2025;41(14):2138-2142
Objective To investigate the impact of different application methods of tissue compensators(bolus)on the skin dose delivered to the chest wall following radical mastectomy for breast cancer.Methods A retrospective analysis was conducted on 60 female patients who underwent radical mastectomy and required chest wall radiotherapy at the hospital between January 2023 and March 2025.The Pinnacle3 9.10 radiotherapy planning system(TPS)was utilized to design two VMAT dual semi-arc radiotherapy plans for each patient,with a prescribed target dose of 50 Gy delivered in 2 Gy fractions over 25 sessions.In Plan 1,a Bolus was applied and optimized during the first 15 fractions,and subsequently removed for the remaining 10 fractions without re-optimization.The sub-field configuration and dose weighting from the initial optimization were retained,and only dose recalculations were performed.The final treatment plan combined both the Bolus-included and Bolus-excluded phases.In contrast,Plan 2 involved the application and optimization of Bolus during the first 15 fractions,followed by its removal and re-optimization of the plan for the last 10 fractions.The two optimized plans were then combined for the overall treatment delivery.Data from the two plan groups were analyzed using a paired sample t-test with SPSS 29.0 software.Results There was a statistically significant difference(P<0.05)in skin Dmean,V52.5,and V55;heart Dmean,V5,V30,and V40;affected lung Dmean,V5,and V20;PRVcord Dmean and Dmax;healthy breast Dmean,V5,and V10;affected humeral head Dmean and V30;as well as PTV Dmean,V50,V55,D2%,D98%,CI,and MU.Moreover,the dose distribution on the target layer and the DVH curves showed marked differences.However,no statistically significant difference was observed in PTV HI(P=0.125).Conclusion The combination of the two optimized plans,consisting of 15 fractions with bolus and 10 fractions without bolus,more accurately reflects the dose distri-bution within the planned target area and organs at risk,thereby providing enhanced protection for the patient's chest wall skin.
6.Association between dietary choline intake trajectories and cognitive function in middle-aged and older population
Yibing LIU ; Wenwen DU ; Qiuye CAO ; Huijun WANG ; Chang SU ; Yuna HE ; Jingang JI ; Jing LI ; Xiaofang JIA
Chinese Journal of Epidemiology 2025;46(2):210-217
Objective:To identify the trajectories of dietary choline intake in middle-aged and older population, and to analyze its longitudinal association with cognitive function.Methods:Subjects aged 55 to 79 years with at least two rounds of completed population economics, lifestyle, disease history, cognitive function, dietary assessments and physical measurements in 1997-2018 and those with at least three rounds of dietary measures in 1991-2015 were selected from the China Health and Nutrition Survey. Dietary survey was conducted using three consecutive 24-hour dietary recalls combined with a weighing inventory at the household level. Cognitive assessment was performed using part of the Telephone Interview for Cognitive Status Scale. Group-based univariate trajectory modeling was used to identify trajectory of choline intake, and three-level linear mixed-effects models or three-level logistic mixed-effects models was employed to analyze the relationship between trajectory groups and cognitive function. Subgroup analyses were conducted by gender and age at baseline.Results:Four trajectories of dietary choline intake were identified in the whole population, named as low-intake-stable group (61.0%), medium-intake-stable group (23.9%), medium-intake-slowly-declined group (11.2%), and high-intake-stable group (3.9%). Three trajectories were identified for each subgroup. Low-intake-stable group accounted for more than 60% in total population as well as each subgroup, especially in women and 55-59 years group. After adjusting for covariates, global cognitive scores were 0.54 (95% CI: 0.26-0.82), 0.77 (95% CI: 0.36-1.18), and 0.85 (95% CI: 0.21-1.48) points higher in medium-intake-stable, medium-intake- slowly-declined and high-intake-stable groups in the whole population, respectively, compared with the low-intake-stable group. The likelihoods of cognitive decline were 18.4% ( OR=0.816,95% CI: 0.709-0.939), 17.6% ( OR=0.824, 95% CI: 0.680-0.998), 24.4% ( OR=0.756, 95% CI: 0.589-0.970) and 22.4% ( OR=0.776,95% CI: 0.623-0.968) lower in medium-intake-stable group of dietary choline in the whole population, medium-intake-stable group in males, medium-intake-slightly-increased group in females and medium-intake-slowly-increased group in 55-59 years at baseline than in low-intake-stable group, respectively. Conclusions:Dietary choline intake is generally lower in the Chinese population aged 55-79 years. Long-term lower choline intake has a negative impact on cognitive function in middle-aged and older adults and may increase the risk of cognitive decline. The increment in the consumption of choline-enriched foods should be recommended.
7.Construction of an ultrasound dynamic image segmentation model for thyroid nodules
Junpu HU ; Jialu LI ; Mengjie DOU ; Gang WANG ; Keyan LI ; Xiaofang FU ; Hao SUN ; Changqin SUN ; Duo SHI ; Yan LIAO ; Qiong WANG ; Faqin LYU
Chinese Journal of Ultrasonography 2025;34(6):518-524
Objective:To construct a thyroid nodule segmentation model using ultrasound dynamic images and explore its potential for assisting in the screening of thyroid nodules.Methods:A total of 126 patients with thyroid nodules(comprising 150 nodules)who were diagnosed and treated at Xuzhou Cancer Hospital from April 2024 to December 2024 were prospectively enrolled. Two-dimensional ultrasound was performed to capture short-axis and long-axis video images of thyroid nodules,forming a dynamic ultrasound image dataset. The dataset was divided into training,validation,and test sets in a ratio of 6∶1∶3. After the training loss curve converged,the model that performed well on the validation set was selected for testing. Three-fold cross-validation was employed for training and testing. All 300 ultrasound videos were divided into three subsets. In each experiment,two subsets were used as the training set,and one subset was used as the test set to evaluate the model's generalization ability. A collaborative spatiotemporal diffusion model was established based on the dynamic trends and tissue texture details of thyroid nodules. Six widely used segmentation metrics were employed to evaluate the model's application capabilities.Results:The study included 126 patients with 150 thyroid nodules,300 dynamic ultrasound images,and video lengths of 3-4 seconds per nodule,resulting in 12 312 segmented images. The size of the thyroid nodules was(10.7 ± 10.6)mm(transverse diameter)×(8.4 ± 6.3)mm(anteroposterior diameter). Among the nodules,62(41.3%)had clear boundaries,while 88(58.7%)had indistinct boundaries;61(40.7%)exhibited regular shapes,while 89(59.3%)were irregular;66(44.0%)had a taller-than-wide aspect ratio;and 70(46.7%)showed microcalcifications. The collaborative diffusion model based on dynamic ultrasound image segmentation achieved the following scores:a Jaccard score of(69.22 ± 0.03)%,a Dice score of(79.16 ± 0.18)%,a Precision score of(86.70 ± 0.17)%,a Recall score of(77.82 ± 0.04)%,an Sα score of(85.26 ± 0.01)%,and an Eθmn score of(90.58 ± 0.17)%. Compared to other models,this model demonstrated significant improvements across all evaluation metrics,achieving the highest values in each metric with increments of over 8% and 1%,respectively. Conclusions:The collaborative diffusion model with a dynamic controller,constructed based on dynamic ultrasound images of thyroid nodules,demonstrates excellent performance in ultrasound image segmentation. It improves the accuracy of thyroid nodule screening,thereby providing a valuable auxiliary diagnostic tool for clinical practice.
8.Automatic recognition and segmentation of brachial plexus in ultrasonic images based on deep learning
Duo SHI ; Han ZHANG ; Peipei LIU ; Ruichao ZHANG ; Qingyu LIU ; Hao SUN ; Xiaofang FU ; Mengjie DOU ; Junpu HU ; Changqin SUN ; Keyan LI ; Jianqiu HU ; Guangquan ZHOU ; Ligang CUI ; Ping ZHOU ; Faqin LYU
Chinese Journal of Ultrasonography 2025;34(9):737-744
Objective:To propose a deep learning(DL)-based ultrasound imaging auxiliary tool for automatic segmentation and recognition of the brachial plexus(BP),and to enhance the accuracy and safety of clinical procedures.Methods:It was a multicenter study that collected 773 healthy subjects from Peking University Third Hospital and its branch campuses,the Third Medical Center of the Chinese PLA General Hospital,and Shanghai Eighth People's Hospital between August 2024 and February 2025. Brachial plexus(BP)images in the interscalene groove were captured used high-frequency ultrasound by senior sonographers,a dataset comprising 1 289 standardized images were constructed and the improved model(CHA-TransUNet)was trained. The test set was input into 6 different models(CHA-TransUNet,R50-Unet,TransUnet,SegFormer,SwinUnet,MISSFormer)for segmentation. Segmentation accuracy was evaluated using metrics including the Dice similarity coefficient(DSC),95% Hausdorff distance(HD95)and mean intersection over union(mIoU),and was compared with the segmentation results of 3 ultrasound physicians with varying experience levels(junior physicians and senior physicians)to validate the model's segmentation efficacy.Results:The CHA-TransUNet model established based on a dataset of 1 289 standardized images achieved segmentation results for the BP with a DSC of 90.15%,mIoU of 91.02%,and HD95 of 8.08. Its accuracy was higher than other mainstream models(DSC:90.15% vs. 87.60%,87.77%,81.35%,84.78%,84.55%),significantly better than junior physicians(DSC:90.15% vs. 68.73%, Z=-127.76, P<0.001),and approached the level of senior physician(DSC:90.15% vs. 86.15%, Z=-31.33, P=0.549). The model demonstrated superior boundary recognition in complex anatomical structures(e.g.,C6/C7 nerve roots)compared to ultrasound physicians(junior and senior)(HD95:8.08 vs. 26.34,17.44,56.80). Conclusions:This study proposes an analysis model for BP ultrasound images,CHA-TransUNet. This model achieves segmentation and recognition of the BP with relatively complex pathways and structures. The model exhibits high accuracy and stability,outperforming current mainstream network models and junior physicians while approaching the performance level of senior physicians. It assists junior physicians or trainees in more accurately identifying and localizing the BP.
9.Efficacy and safety of 3D-printing-assisted anterolateral thigh perforator flap surgery for treatment of complex soft tissue defects around ankle joint
Xiaofang GUAN ; Bo WANG ; Xin LI ; Erman MA ; Jiaxin CHENG ; Haowei JIANG
Chinese Journal of Medical Aesthetics and Cosmetology 2025;31(4):348-354
Objective:To analyze the efficacy and safety of 3D-printing-assisted anterolateral thigh perforator flap surgery for the treatment of complex soft tissue defects around the ankle joint.Methods:A total of 160 patients with skin and soft tissue defects around the ankle joint at the First People′s Hospital of Xiaoshan District, Hangzhou, from March 2020 to March 2022 were retrospectively analyzed. The patients were divided into a control group and an observation group according to the surgical approach, with 80 patients in each group. The control group underwent traditional anterolateral thigh perforator flap surgery, which included 43 males and 37 females, with an age of 21-62 (34.7±5.6) years. The observation group underwent 3D-printing-assisted anterolateral thigh perforator flap surgery, which included 45 males and 35 females, with an age of 20-66 (34.8±5.6) years. The operative time, flap healing time, and hospital stay duration were compared between the two groups. Serum levels of C-reactive protein (CRP), interleukin (IL)-6, IL-8, and tumor necrosis factor (TNF-α) were compared between the two groups before surgery and 3 days postoperatively. The ankle joint function was evaluated using the American Orthopaedic Foot and Ankle Society (AOFAS) scoring system, the range of motion (ROM) was assessed using the ROM score, and the flap sensation was evaluated using the modified Highet grading system before surgery, 6 months postoperatively, and at the last follow-up. The incidence of adverse reactions such as arterial crisis, venous crisis, infection, and necrosis during the perioperative period was observed. Patient satisfaction was assessed 6 months after treatment.Results:All patients in both groups successfully completed the surgery, with no cases excluded. The operative time, flap healing time, and hospital stay duration were significantly shorter in the observation group than those in the control group (all P<0.001). Compared with preoperative levels, the levels of IL-6, IL-8, CRP, and TNF-α were significantly reduced in both groups 3 days postoperatively (all P<0.001), and these levels were significantly lower in the observation group than those in the control group at 3 days postoperatively (all P<0.001). Six months postoperatively and at the last follow-up, the AOFAS and ROM scores were significantly higher in the observation group than those in the control group (all P<0.05), and the flap sensation grading was significantly better in the observation group than that in the control group (all P<0.05). The incidence of adverse reactions was 7.5% (6/80) in the observation group, which was significantly lower than 18.8% (15/80) in the control group ( P=0.024). The patient satisfaction rate was 95.0% (76/80) in the observation group, which was significantly higher than 72.5% (58/80) in the control group ( P<0.001). Conclusion:3D-printing-assisted anterolateral thigh perforator flap repair for skin and soft tissue defects around the ankle joint can improve perioperative indicators, reduce the incidence of postoperative adverse reactions, promote the recovery of flap sensation and ankle function, attenuate the inflammatory response of the body, and enhance patient satisfaction.
10.Meta-analysis of Buzzy? device in alleviating puncture-related pain and anxiety of children
Xiaoyan LI ; Faguang JIN ; Xiaofang WANG ; Mingjing DU ; Wenhua ZHANG ; Yongfeng ZHANG
China Medical Equipment 2025;22(3):88-96
Objective:To assess the effectiveness of Buzzy? device in alleviating pain and anxiety in children during puncture-related operation,and to provide more comprehensive intervention option for puncture-related management of children.Methods:Randomized controlled trials(RCTs)about the application of Buzzy? device in puncture-related pain and anxiety of children were searched from China National Knowledge Infrastructure(CNKI),Wanfang,VIP,PubMed,Embase and Web of Science(WOS)databases.The retrieval time was from the establishment of the database to July 2023.In the interventions measures,the control groups used different methods that included standard care group,ShotBlocker device group and distraction card group.The obtained 528 relevant literatures were implemented literature selection and data extraction by two independent reviewers according to the established inclusion and exclusion criteria.RevMan5.4 and Stata17.0 software were adopted to conduct Meta-analysis for the pain and anxiety of main outcome indicators,and the success rate of the first puncture,parents'satisfaction and adverse events of secondary outcome indicators in the literatures.Results:A total of 20 eligible studies that could meet the conditions were included,involving 2 876 children,including 1 110 children in the Buzzy? device group and 1 766 children in the control group.The Buzzy? device group was better than the standard care group and the distraction card group in alleviating puncture-related operation pain in children,and the differences of that among them were statistical significance(Z=7.18,2.13,P<0.05),and was better than the standard care group in anxiety,and the difference was statistical significance(Z=5.00,P<0.05).The Buzzy? device group and the distraction card group were better than standard care group and Shotblocker device group in satisfaction,and the difference was significant(x2=63.236,P<0.05).The interventions in the Buzzy? device group and other groups did not have effect on the success rate of the first puncture and incidence of adverse event.Conclusion:The Buzzy? device can alleviate pain and anxiety of children during puncture operation,and improve children's satisfaction for puncture operation.It does not affect the success rate of puncture,and there is not adverse events in its operation.

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