1.Effectiveness analysis of Zhang's double reverse traction reducer in minimally invasive treatment of bilateral tibial plateau fractures.
Zhanle ZHENG ; Baoheng FAN ; Zhongzheng WANG ; Rongqing REN ; Yiyang WANG ; Ning WEI ; Yingze ZHANG
Chinese Journal of Reparative and Reconstructive Surgery 2025;39(7):789-794
OBJECTIVE:
To evaluate the effectiveness and safety of minimally invasive treatment for bilateral tibial plateau fractures using the double reverse traction reducer.
METHODS:
The clinical data of 4 patients with bilateral tibial plateau fractures who met the selection criteria and treated between January 2016 and April 2024 were retrospectively analyzed. The cohort included 3 males and 1 female, aged 30-65 years (mean, 52.5 years). Injury mechanisms comprised traffic accidents (2 cases) and falls (2 cases). According to the Schatzker classification, 2 limbs were type Ⅱ and 6 were type Ⅵ. The time from injury to surgery ranged from 5 to 9 days (mean, 7 days). All patients underwent minimally invasive reduction using the double reverse traction reducer. Surgical duration, intraoperative blood loss, and hospitalization time were recorded. Functional outcomes were assessed at last follow-up using the Hospital for Special Surgery (HSS) knee score and range of motion (ROM), while fracture reduction quality was evaluated using the Rasmussen radiological score.
RESULTS:
All 4 patients successfully completed the procedure without conversion to open reduction. The total mean operation time was 80.25 minutes (range, 73-86 minutes), with a mean total intraoperative blood loss of 132.5 mL (range, 100-150 mL). The mean hospitalization time was 13.5 days (range, 11-16 days). All incisions healed primarily without neurovascular complications. X-ray film at 1 day after operation confirmed satisfactory reduction and articular surface alignment. Follow-up time ranged from 12 to 26 months (mean, 17.0 months). Fractures achieved clinical union at an average of 13 weeks (range, 12-16 weeks). No complication, such as deep vein thrombosis, joint stiffness, post-traumatic arthritis, or implant failure, was observed. At last follow-up, the mean HSS score was 92.9 (range, 90-97), mean knee ROM was 128.1° (range, 115°-135°), and mean Rasmussen radiological score was 16.4 (range, 15-19), with 2 limbs rated as excellent and 6 as good.
CONCLUSION
The double reverse traction reducer facilitates minimally invasive treatment of bilateral tibial plateau fractures with advantages including minimal trauma, shorter surgical duration, precise reduction, and fewer complications, effectively promoting fracture healing and functional recovery of the knee joint.
Humans
;
Tibial Fractures/diagnostic imaging*
;
Middle Aged
;
Male
;
Minimally Invasive Surgical Procedures/instrumentation*
;
Female
;
Adult
;
Retrospective Studies
;
Aged
;
Traction/methods*
;
Treatment Outcome
;
Fracture Fixation, Internal/instrumentation*
;
Range of Motion, Articular
;
Operative Time
;
Tibial Plateau Fractures
2.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
3.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
4.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
5.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
6.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
7.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
8.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
9.An Empirical Study on the Pricing of Primary Health Management Services:Taking Personalized Health Service Package as an Example
Yiyang REN ; Yue YIN ; Wenxi TANG
Chinese Health Economics 2024;43(6):5-9
Objective:In order to further enrich and improve the pricing strategy of chronic disease health management services in China.Methods:A discrete choice test was used to investigate the willingness to pay for personalized health service packages for chronic disease patients in Wuhou District,Chengdu City,as a representative of personalized health service packages for primary healthcare institutions,with integration as a utility indicator and blood pressure/glucose control rate as an effect indicator,which was used as a basis for pricing.Results:A total of 238 valid questionnaires were considered.According to conditional logit regression analysis,respondents were willing to pay 147.13 yuan/year to improve service package integration from low to high,and 177.12 yuan/year to improve blood pressure/blood sugar from one day a week(low level)to seven days a week(high level),but there was no significant willingness to pay for other improvements.Conclusion:It is discovered that there is a comparable willingness to pay for health management services to patients with chronic diseases in Chinese community in terms of service utility and effect,and it is proposed that the value of service experience be included in primary health management pricing.
10.Impact of social support on disease acceptance in stroke patients based on moderated mediating effect
Yahao REN ; Yiyang WANG ; Xiaoxuan QIAO ; Yuxia LI
Chinese Journal of Modern Nursing 2024;30(33):4574-4579
Objective:To explore the impact of social support, self-efficacy, and neurological function on disease acceptance in stroke patients.Methods:From September 2022 to February 2023, convenience sampling was used to select 322 stroke patients from Shanghai Hospital of Traditional Chinese Medicine and Yueyang Hospital of Integrated Traditional Chinese and Western Medicine as participants. The survey was conducted using the General Information Questionnaire, Perceived Social Support Scale (PSSS), Stroke Self-Efficacy Questionnaire (SSEQ), Acceptance of Illness Scale (AIS), and National Institute of Health Stroke Scale (NIHSS) .Results:The AIS, PSSS, SSEQ, and NIHSS scores of stroke patients were (21.88±10.66), (52.64±13.80), (73.92±28.91), and (5.37±3.64), respectively. Social support of patients had a positive impact on disease acceptance ( P<0.01). Self-efficacy partially mediated the relationship between social support and disease acceptance, with indirect effects accounting for 48.84% of the total effect. The second half of the mediating effect of "social support→self-efficacy→disease acceptance" (self-efficacy→disease acceptance) was regulated by neurological function ( β=-0.020, P<0.01) . Conclusions:Medical and nursing staff can increase patients' social support, enhance their self-efficacy, and strengthen targeted interventions for patients with high levels of neurological deficits, thereby improving their disease acceptance.

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