1.Visual Analysis of Literature Research on Compatibility of Bitter and Pungent Medicinals in Traditional Chinese Medicine
Wei SONG ; Lele YANG ; Zhongyi ZHANG ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):19-28
ObjectiveTo analyze the research situation, hotspots, and trend of the compatibility of bitter and pungent medicinals in traditional Chinese medicine by knowledge mapping and provide reference for the inheritance and clinical application of this theory. MethodsThe literature on the compatibility of bitter and pungent medicinals was retrieved from 6 databases, including China National Knowledge Infrastructure (CNKI), VIP, Wanfang Data, SinoMed, Web of Science, and PubMed. The literature was searched with the keywords of bitter medicinals, pungent medicinals, compatibility, Banxia Xiexin decoction, Zhuyu pills, and Zuojin pills. The search time ranged from January 1, 1984 to August 10, 2024. NoteExpress 3.7 was used for literature screening, and CiteSpace 6.1.R2 was used to visualize the number of publications, authors, institutional cooperation network, and the co-occurrence, clustering, time line, and burst of keywords. ResultsA total of 628 Chinese articles and 151 English articles related to the compatibility of bitter and pungent medicinals were included, and the annual number of publications rose with fluctuations. WEI Wei was the core author of Chinses articles and SHEN Tao and ZHAO Yanling were the core authors of English articles. China Academy of Chinese Medical Sciences formed a close cooperative network with many research institutions at home and abroad. The high-frequency keywords included pungent dispersing and bitter descending, Coptidis Rhizoma, Euodiae Fructus, Banxia Xiexin decoction, Zuojin pills, compatibility, spleen and stomach diseases, and gut microbiota, which mainly involved common prescriptions, diseases responding specifically to traditional Chinese medicine, mechanism research and so on. The keyword bursts concentrated in famous doctors' experience, network Meta-analysis, inflammatory bowel disease, diabetes mellitus, intestinal microbiota, etc. The compatibility of bitter medicinals and pungent medicinals was widely used in clinical practice. Based on pungent dispersing and bitter descending, the middle energizer was regulated for treating spleen and stomach diseases and inflammatory bowel disease. Bitter and pungent medicinals descending the turbid were used to treat diabetes mellitus and hyperlipidemia by lowering blood glucose and lipid levels. The mild bitter and slightly pungent medicinals were used as supplements to treat depression and COVID-19 by regulating Qi movement. ConclusionIn the past 40 years, the number of publications on the compatibility of bitter and pungent medicinals has been increasing, and the research team has begun to take form. Clinically, the compatibility of bitter and pungent medicinals is the main treatment for spleen and stomach diseases and glycolipid metabolic diseases. At present, the modern scientific essence of the compatibility of bitter and pungent medicinals is mainly explained based on famous doctors' experience inheritance, network meta-analysis, and intestinal flora.
2.Zhuyuwan in Treatment of Hyperlipidemia Complicated with Carotid Atherosclerosis: A Randomized Controlled Trial
Wei SONG ; Lele YANG ; Zhongyi ZHANG ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):38-45
ObjectiveTo observe the efficacy and safety of Zhuyuwan in the treatment of hyperlipidemia (syndrome of phlegm turbidity and obstruction) complicated with carotid atherosclerosis. MethodsA total of 120 patients with hyperlipidemia (syndrome of phlegm turbidity and obstruction) complicated with carotid atherosclerosis were randomly allocated into a treatment group and a control group, with 60 patients in each group. The control group orally took rosuvastatin calcium tablets, 10 mg each time, once a day. The treatment group took Zhuyuwan granules, 1 dose a day in 3 times. Both groups received diet and exercise guidance and were treated for 24 consecutive weeks. The traditional Chinese medicine (TCM) symptom scores were recorded before and after treatment. The levels of blood lipids [total cholesterol (TC), triglycerides (TG), low-density lipoprotein cholesterol (LDL-C), and high-density lipoprotein cholesterol (HDL-C)], carotid color ultrasound [carotid intima-media thickness (IMT), plaque number, maximum plaque area, and maximum plaque thickness], vascular intimal repair-related factors [nitric oxide (NO), endothelin-1 (ET-1), soluble intercellular adhesion molecule 1 (sICAM-1), and thromboxane B2 (TXB2)], and oxidative stress-related indicators [superoxide dismutase (SOD) and glutathione peroxidase (GSH-Px)] were measured before and after treatment. The occurrence of adverse reactions was observed during treatment, and the clinical efficacy of the two groups was compared after treatment. ResultsThe trial was completed and 112 patients (57 in the treatment group and 55 in the control group) were included in the statistical analysis, and the general information of the two groups was comparable. The total response rate in the treatment group was 87.72% (50/57), which was higher than that (74.55%, 41/55) in the control group (χ2=4.823, P<0.05). After treatment, the scores of main TCM symptoms such as body obesity, chest tightness, and limb numbness, the scores of secondary symptoms such as palpitation, insomnia, tastelessness in the mouth, reduced appetite, tongue and pulse manifestation scores, and the total TCM symptom score decreased in both groups (P<0.05, P<0.01). Moreover, the treatment group had lower scores of main symptoms such as body obesity, head heaviness, chest tightness, nausea, salivation, and limb numbness, scores of secondary symptoms such as tastelessness in the mouth and reduced appetite, and total TCM symptom score than the control group (P<0.05, P<0.01). After treatment, both groups showed declines in TC, TG, LDL-C, IMT, plaque number, maximum plaque area, maximum plaque thickness, ET-1, sICAM-1, and TXB2 (P<0.05, P<0.01) and elevations in levels of HDL-C, NO, and SOD (P<0.05, P<0.01). The treatment group had lower TC, TG, LDL-C, IMT, plaque number, maximum plaque area, maximum plaque thickness, ET-1, sICAM-1, and TXB2 (P<0.01) and higher levels of HDL-C, NO, SOD, and GSH-Px (P<0.05, P<0.01) than the control group. During treatment, adverse reactions occurred in 3 cases (5.26%, 1 case of dizziness, 1 case of acid reflux, and 1 case of constipation) in the treatment group and 4 cases (7.27%, 2 cases of upper respiratory tract infection, 1 case of abdominal pain, and 1 case of low back pain) in the control group. ConclusionZhuyuwan can effectively reduce blood lipid levels, inhibit the formation of carotid atherosclerotic plaque, and alleviate the syndrome of phlegm turbidity and obstruction by promoting vascular intima repair and improving the antioxidant function.
3.Visual Analysis of Literature Research on Compatibility of Bitter and Pungent Medicinals in Traditional Chinese Medicine
Wei SONG ; Lele YANG ; Zhongyi ZHANG ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):19-28
ObjectiveTo analyze the research situation, hotspots, and trend of the compatibility of bitter and pungent medicinals in traditional Chinese medicine by knowledge mapping and provide reference for the inheritance and clinical application of this theory. MethodsThe literature on the compatibility of bitter and pungent medicinals was retrieved from 6 databases, including China National Knowledge Infrastructure (CNKI), VIP, Wanfang Data, SinoMed, Web of Science, and PubMed. The literature was searched with the keywords of bitter medicinals, pungent medicinals, compatibility, Banxia Xiexin decoction, Zhuyu pills, and Zuojin pills. The search time ranged from January 1, 1984 to August 10, 2024. NoteExpress 3.7 was used for literature screening, and CiteSpace 6.1.R2 was used to visualize the number of publications, authors, institutional cooperation network, and the co-occurrence, clustering, time line, and burst of keywords. ResultsA total of 628 Chinese articles and 151 English articles related to the compatibility of bitter and pungent medicinals were included, and the annual number of publications rose with fluctuations. WEI Wei was the core author of Chinses articles and SHEN Tao and ZHAO Yanling were the core authors of English articles. China Academy of Chinese Medical Sciences formed a close cooperative network with many research institutions at home and abroad. The high-frequency keywords included pungent dispersing and bitter descending, Coptidis Rhizoma, Euodiae Fructus, Banxia Xiexin decoction, Zuojin pills, compatibility, spleen and stomach diseases, and gut microbiota, which mainly involved common prescriptions, diseases responding specifically to traditional Chinese medicine, mechanism research and so on. The keyword bursts concentrated in famous doctors' experience, network Meta-analysis, inflammatory bowel disease, diabetes mellitus, intestinal microbiota, etc. The compatibility of bitter medicinals and pungent medicinals was widely used in clinical practice. Based on pungent dispersing and bitter descending, the middle energizer was regulated for treating spleen and stomach diseases and inflammatory bowel disease. Bitter and pungent medicinals descending the turbid were used to treat diabetes mellitus and hyperlipidemia by lowering blood glucose and lipid levels. The mild bitter and slightly pungent medicinals were used as supplements to treat depression and COVID-19 by regulating Qi movement. ConclusionIn the past 40 years, the number of publications on the compatibility of bitter and pungent medicinals has been increasing, and the research team has begun to take form. Clinically, the compatibility of bitter and pungent medicinals is the main treatment for spleen and stomach diseases and glycolipid metabolic diseases. At present, the modern scientific essence of the compatibility of bitter and pungent medicinals is mainly explained based on famous doctors' experience inheritance, network meta-analysis, and intestinal flora.
4.Zhuyuwan in Treatment of Hyperlipidemia Complicated with Carotid Atherosclerosis: A Randomized Controlled Trial
Wei SONG ; Lele YANG ; Zhongyi ZHANG ; Tao SHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):38-45
ObjectiveTo observe the efficacy and safety of Zhuyuwan in the treatment of hyperlipidemia (syndrome of phlegm turbidity and obstruction) complicated with carotid atherosclerosis. MethodsA total of 120 patients with hyperlipidemia (syndrome of phlegm turbidity and obstruction) complicated with carotid atherosclerosis were randomly allocated into a treatment group and a control group, with 60 patients in each group. The control group orally took rosuvastatin calcium tablets, 10 mg each time, once a day. The treatment group took Zhuyuwan granules, 1 dose a day in 3 times. Both groups received diet and exercise guidance and were treated for 24 consecutive weeks. The traditional Chinese medicine (TCM) symptom scores were recorded before and after treatment. The levels of blood lipids [total cholesterol (TC), triglycerides (TG), low-density lipoprotein cholesterol (LDL-C), and high-density lipoprotein cholesterol (HDL-C)], carotid color ultrasound [carotid intima-media thickness (IMT), plaque number, maximum plaque area, and maximum plaque thickness], vascular intimal repair-related factors [nitric oxide (NO), endothelin-1 (ET-1), soluble intercellular adhesion molecule 1 (sICAM-1), and thromboxane B2 (TXB2)], and oxidative stress-related indicators [superoxide dismutase (SOD) and glutathione peroxidase (GSH-Px)] were measured before and after treatment. The occurrence of adverse reactions was observed during treatment, and the clinical efficacy of the two groups was compared after treatment. ResultsThe trial was completed and 112 patients (57 in the treatment group and 55 in the control group) were included in the statistical analysis, and the general information of the two groups was comparable. The total response rate in the treatment group was 87.72% (50/57), which was higher than that (74.55%, 41/55) in the control group (χ2=4.823, P<0.05). After treatment, the scores of main TCM symptoms such as body obesity, chest tightness, and limb numbness, the scores of secondary symptoms such as palpitation, insomnia, tastelessness in the mouth, reduced appetite, tongue and pulse manifestation scores, and the total TCM symptom score decreased in both groups (P<0.05, P<0.01). Moreover, the treatment group had lower scores of main symptoms such as body obesity, head heaviness, chest tightness, nausea, salivation, and limb numbness, scores of secondary symptoms such as tastelessness in the mouth and reduced appetite, and total TCM symptom score than the control group (P<0.05, P<0.01). After treatment, both groups showed declines in TC, TG, LDL-C, IMT, plaque number, maximum plaque area, maximum plaque thickness, ET-1, sICAM-1, and TXB2 (P<0.05, P<0.01) and elevations in levels of HDL-C, NO, and SOD (P<0.05, P<0.01). The treatment group had lower TC, TG, LDL-C, IMT, plaque number, maximum plaque area, maximum plaque thickness, ET-1, sICAM-1, and TXB2 (P<0.01) and higher levels of HDL-C, NO, SOD, and GSH-Px (P<0.05, P<0.01) than the control group. During treatment, adverse reactions occurred in 3 cases (5.26%, 1 case of dizziness, 1 case of acid reflux, and 1 case of constipation) in the treatment group and 4 cases (7.27%, 2 cases of upper respiratory tract infection, 1 case of abdominal pain, and 1 case of low back pain) in the control group. ConclusionZhuyuwan can effectively reduce blood lipid levels, inhibit the formation of carotid atherosclerotic plaque, and alleviate the syndrome of phlegm turbidity and obstruction by promoting vascular intima repair and improving the antioxidant function.
5.Analysis of Alleviating Effect of Calcium Cyanamide on Replanting Problems of Rehmannia glutinosa
Lianghua LIN ; Hengrui ZHANG ; Haoxiang YU ; Fan YANG ; Yufei WANG ; Caixia XIE ; Tao GUO ; Zhongyi ZHANG ; Liuji ZHANG ; Bao ZHANG ; Suiqing CHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(22):212-222
ObjectiveTo investigate the alleviating effect of calcium cyanamide (CaCN2) soil fumigation on replanting problems of Rehmannia glutinosa. MethodsNewly soil (NP) was used as the control group, while three treatment groups were established: replanted soil (RP), newly soil treated with CaCN2 (120 g·m², tillage depth 25 cm) (NPCC), and replanted soil treated with CaCN2 (RPCC). R. glutinosa was cultivated in all groups. At harvest, the tuber agronomic traits (number of enlarged roots, maximum root diameter, fresh weight, dry weight) were measured. The content of catalpol and rehmannioside D was quantified by ultra-high-performance liquid chromatography (UPLC) to evaluate medicinal quality. Rhizosphere soil available nutrients and enzyme activities were analyzed by assay kits. The community structure and composition of fungi and bacteria in rhizosphere soil were assessed via internal transcribed spacer 2 (ITS2) sequencing and 16S rDNA sequencing, respectively. ResultsCompared with NP, the RP group showed obviously reduced in tuber agronomic traits and quality indicators (P0.05). However, the RPCC group showed significant improvement in agronomic traits and a notable increase in rehmannioside D content compared to RP (P0.05). The contents of available phosphorus and potassium in RPCC and NP groups were obviously lower than those in RP (P0.05). The polyphenol oxidase soil (S-PPO) activity in RP was obviously lower than in NP (P0.05), while sucrose soil (S-SC), acid phosphatase soil (S-ACP), and S-PPO activities in RPCC were obviously higher than in RP (P0.05). Microbial richness and diversity in RP were obviously higher than in NP (P0.05), whereas no significant differences were observed between the RPCC and NP. The relative abundances of fungal genera Nectria, Myrothecium, Tomentella, and bacterial genus Skermanella were obviousl lower in RPCC and NP than in RP (P0.05). Correlation analysis that S-ACP activity was positively correlated with the content of rehmannioside D (P0.05). Fungal genera Engyodontium and Alternaria, and bacterial genera Pir4 lineage, Pirellula, Methyloversatilis, Brevundimonas, Ralstonia, and Acidibacter were obviously positively correlated with tuber dry weight (P0.05). Conversely, fungal genera Pseudaleuria, Nectria, Haematonectria, Ceratobasidium, and bacterial genera Streptomyces, Skermanella, RB41, Gemmatimonas, and Bacillus were obviously negatively correlated with dry weight (P0.05). The fungal genus Alternaria and bacterial genera Brevundimonas, Ralstonia, Acidibacter, and Dongia showed positive correlations with medicinal quality of R.glutinosa tuber, while fungal genera Pseudaleuria, Nectria, Stachybotrys, Fusarium, Gibberella, Ceratobasidium, and bacterial genera Sphingomonas, Skermanella, RB41, Gemmatimonas, and Bacillus were obviously negatively correlated (P0.05). ConclusionCaCN2 soil fumigation can significantly improve enzyme activities in replanted Rehmannia rhizosphere soil, enhance the utilization of available nutrients, reshape microbial community structure of replanted R.glutinosa at the family and genus level, and notably improve tuber agronomic traits and medicinal quality. This study provides a novel approach to alleviating replanting problems and offers insights for the integrated development of standardized cultivation techniques, including soil disinfection, nutrient-targeted regulation, and microbial inoculant application.
6.The Experience of AI Rudi in Staged Differentiation and Treatment of Systemic Lupus Erythematosus
Wei SONG ; Tianlin YANG ; Zhongyi ZHANG ; Mingling CHEN ; Min XIAO ;
Journal of Traditional Chinese Medicine 2024;65(3):239-244
This article summarized the clinical experience of Professor AI Rudi in staged treatment according to pattern differentiation of systemic lupus erythematosus (SLE). It is believed that SLE is characterized by kidney yin deficiency and heat toxin obstruction as the core disease mechanism. The staged treatment principle is to nourish yin and clear heat, invigorate blood and resolve toxins. In the early stage of heat toxins accumulation, the focus is on treating the branch and strengthen the kidneys as early as possible, recommending self-designed Liangxue Xiaofeng Powder (凉血消风散) with modifications. In the middle stage, there is yin deficiency with internal heat, which requires nourishing kidney yin and eliminating pathogenic factors. The prescription suggested is self-designed Shouwu Dihuang Decoction (首乌地黄汤). In the late stage, there is yin impairment affecting yang, which requires a gradual consolidation of the foundation and harmonization of yin and yang, usually with Zhenwu Decoction (真武汤) and Zishen Tongguan Powder (滋肾通关散) with modifications. At the same time, the treatment emphasizes the integration of Chinese and Western medicine, and use of self-designed Ershen Dihuang Pill (二参地黄丸) after initial remission to consolidate the effect and prevent relapse. External treatment should also be given importance to, and Hongyou Ointment (红油膏) can be used to treat SLE skin lesions, reduce swelling, and relieve pain.
7.Investigation of clinical factors influencing the response to systemic glucocorticoid treatment in patients with progressive non-segmental vitiligo
Yijie XUAN ; Yiwen YANG ; Chen WANG ; Zhongyi XU ; Leihong XIANG ; Chengfeng ZHANG
Chinese Journal of Dermatology 2024;57(1):17-22
Objective:To compare the clinical data and peripheral blood levels of CXC chemokine ligand (CXCL) 9 and CXCL10 between patients with progressive non-segmental vitiligo who were sensitive to systemic glucocorticoid treatment and those who were resistant, and to clarify key clinical factors influencing the sensitivity to systemic glucocorticoid treatment.Methods:From May 2021 to May 2023, a cohort of patients with progressive non-segmental vitiligo receiving systemic glucocorticoid treatment was established in Huashan Hospital, Fudan University. Clinical data and peripheral blood samples were prospectively collected from all enrolled patients. Standard treatment, i.e., intramuscular injections of 1 ml of compound betamethasone once a month, was administered. After 3-month treatment, the improvement of patients′ skin lesions was estimated, and the vitiligo area and severity index (VASI) score and the Vitiligo European Task Force assessment tool (VETFa) were used to evaluate the efficacy. Patients with VASI changes ≥ 0 and VETFa progression scores ≤ 0 point were included in the glucocorticoid-sensitive group (i.e., the patients′ condition was stable or improved), otherwise those with VASI changes < 0 and VETFa progression scores of 1 point were included in the glucocorticoid-resistant group. Associations of lesion locations, specific clinical markers (trichrome lesions, confetti-like depigmentation, and Koebner phenomenon), previous medication history, family history of vitiligo, etc. with the response to systemic glucocorticoid treatment were analyzed. At baseline and after 3-month treatment, peripheral blood samples were collected from the patients, and enzyme-linked immunosorbent assay was performed to detect the plasma levels of CXCL9 and CXCL10. Statistical analysis was carried out by using the chi-square test, Fisher′s exact test, binary logistic regression analysis, Mann-Whitney U test, and Wilcoxon signed-rank test. Results:A total of 142 patients with vitiligo were enrolled, and 127 completed 3-month treatment, including 77 males and 50 females. Their age at diagnosis was 18 to 65 (36.6 ± 11.4) years, and the disease duration ranged from 2 months to 58 (13.5 ± 10.7) years; 25 (19.7%) had a family history of vitiligo; the percentage of lesion area to total body surface area before treatment ranged from 1% to 70% (11.5% ± 12.7%), and the VASI score was 1% to 70% (10.8% ± 11.6%). Multivariate logistic regression analysis showed that the absence of specific clinical markers (odds ratio [ OR] = 6.900, 95% confidence interval [ CI]: 1.228, 38.757, P = 0.028), carrying a single specific clinical marker ( OR = 2.579, 95% CI: 1.012, 6.574, P = 0.047), having a history of topical glucocorticoid treatment ( OR = 2.643, 95% CI: 1.019, 6.850, P = 0.041), the absence of family history of vitiligo ( OR = 5.090, 95% CI: 1.070, 24.215, P = 0.030), and lesions on the proximal extremities ( OR = 3.767, 95% CI: 1.315, 10.793, P = 0.037) were risk factors for the resistance to systemic glucocorticoid treatment in the patients with vitiligo. After 3-month treatment, the glucocorticoid-sensitive group showed a significant decrease in plasma CXCL10 levels compared with those before treatment ( W = 571.00, P < 0.001), while there was no significant difference between the pre- and post-treatment CXCL10 levels in the glucocorticoid-resistant group ( W = 48.00, P = 0.524). Additionally, no significant difference was observed in changes of the plasma CXCL9 level before and after treatment between the glucocorticoid-sensitive and glucocorticoid-resistant groups ( P > 0.05) . Conclusions:Carrying no or a single specific clinical marker, having a history of topical glucocorticoid treatment, the absence of family history of vitiligo, and lesions on the proximal extremities appeared to be risk factors for the resistance to systemic glucocorticoid treatment in patients with progressive non-segmental vitiligo. Changes in CXCL10 levels after treatment may be used as an important evaluation indicator for determining whether patients with progressive vitiligo were resistant to systemic glucocorticoid treatment.
8.Structure and Function of Rhizomicrobes Recruited by Acteoside in Root Exudates of Rehmannia glutinosa
Yongxiang ZHANG ; Bao ZHANG ; Lianghua LIN ; Fan YANG ; Shujuan XUE ; Li GU ; Zhongyi ZHANG ; Liuji ZHANG ; Suiqing CHEN
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(9):156-165
ObjectiveTo reveal the correlation of Rehmannia glutinosa-soil feedback process with the formation of its continuous cropping obstacles through the identification of the root exudates of R. glutinosa and analysis of the specific rhizomicrobes recruited by the root exudate. MethodThe root exudates of R. glutinosa seedlings germinated under sterilized condition and those enriched in the rhizosphere of R. glutinosa cultivated in the field were collected and analyzed using the ultra-performance liquid chromatography quadrupole time-of-flight mass spectrometry(UPLC-Q-TOF-MS). The highly abundant compounds identified in the root exudates were added into blank soil, and the soil microbial community was profiled using Illumina Miseq sequencing. The bacterial and fungal functions were predicted by PICRUSt and FUNGuild, respectively. ResultThe identification results showed that seven phenylethanoid glycosides were found in R. glutinosa root exudates, and acteoside possessed the highest abundance. In the soil enriched with acteoside, the bacterial genera such as Agromyces, Pseudomonas, Lysobacter, Sphingobium, Pseudoxanthomonas and Sphingomonas were enriched. For the fungi, the genera Neocosmospora, Plectosphaerella and Dactylonectria, and the species such as Neocosmospora rubicola, Plectosphaerella cucumerina, Dactylonectria alcacerensis and Fusarium solani showed higher abundance. The functional analysis indicated the above-mentioned bacterial genera may realize rapid proliferation by utilizing, biodegrading and transforming phenylethanoid glycosides, and some potential fungal pathogens were colonized. ConclusionThe R. glutinsoa-soil feedbacks were likely generated by the phenylethanoid glycosides in the root exudates together with the specific rhizomicrobes. The investigations of R. glutinsoa-soil feedbacks under continuous cropping system are critical to the further understanding of the underlying mechanisms related to its continuous cropping obstacles.
9.Design and application of a real-time feedback APP device for cardiopulmonary resuscitation
Xurong WANG ; Yidan YANG ; Zhongyi CHEN
Chinese Critical Care Medicine 2024;36(11):1209-1212
The rates of recovery of spontaneous circulation, admission survival, and discharge survival of out-of-hospital cardiac arrest (OHCA) patients in China are much lower than the world and Asian averages, and the data on the survival of in-hospital cardiac arrest (IHCA) patients are also less favorable. The variable quality of cardiopulmonary resuscitation (CPR) and the low percentage of bystander CPR participation are the main reasons for these phenomena. Real-time feedback devices are an effective strategy to address these issues and have been recommended for use in several guidelines. However, the existing CPR feedback devices have the problems of being inconvenient to operate and expensive to popularize. Therefore, members of the CPR training team of Loudi Central Hospital designed a CPR real-time feedback APP device, which has been granted the right of National Invention Patent of China (patent number: ZL 2021 1 1118500.1). The device consists of a feedback device and a mobile device (there are two versions: healthcare professionals and non-healthcare professionals). The feedback device consists of a pressing plate and a soft rubber plate. The inner side of the soft rubber plate is covered with sensor monitoring points. On each sensor monitoring point, there are micro pressure sensors and micro acceleration sensors. When performing chest compressions, the sensors will transmit the relevant data to the cell phone feedback APP. By sampling and analyzing the data and building a three-dimensional dynamic model, the feedback APP accurately judges the effect of chest compressions based on factors such as the strength of the compressions, the frequency of the compressions and the depth of the compressions, corrects and provides voice guidance for the subsequent CPR process in real time, guides the rescuers to follow the standardized procedures for rescue, and improves the survival rate and neurological recovery of the CPR patients. The device improves CPR with exact effect, real-time accuracy, simple operation, easy to promote, and applicable to all populations. It has good clinical application and socialization popularization value, and can be equipped in medical institutions and public places.
10.Research progress of surgical treatment without valve replacement for rheumatic mitral stenosis
Zhongyi HAN ; Enzehua XIE ; Xiubin YANG
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2023;30(10):1513-1518
Rheumatic mitral stenosis is one of the most common cardiac valvulopathies in our country, which is relatively rare in European and American countries. Medical therapy is reserved mainly for the treatment of complications, which can not fundamentally change the valve structure. Only surgical treatments can correct these valve lesions, including closed mitral commissurotomy, percutaneous balloon mitral valvuloplasty, mitral valve repair under direct vision and mitral valve replacement. Numerous studies demonstrate that valve repair provides better long-term results, though it occupies a low proportion clinically. This article reviewed domestic and foreign literature concerning surgical treatments for patients with rheumatic mitral stenosis to provide some reference for the peers.

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