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        find Keyword "Function" 132 results
        • RECONSTRUCTION OF SEVERE CONTRACTURE OF THE FIRST WEB SPACE AND WRIST BY INCORPORATING PEDICLED RETROGRADE FLAP OF FOREARM TRANSPLANTATION

          Objective To summarize the therapeutic effectinevess of incorporating pedicled retrograde flap of forearm transplantation for reconstructing severe contracture of the first web space and wrist. Methods Between November 2005 and February 2010, 26 patients with severe contracture of the first web and wrist were treated. There were 18 males and 8 females with an average age of 27 years (range, 12-45 years). The locations were the right sides in 15 cases and the left sides in 11cases. The injury reason included hot water scald in 7 cases, explosion hurt in 5 cases, traffic accident in 3 cases, hot pressing in 5 cases, and flame burns in 6 cases. The duration of scar contracture ranged from 6 to 26 months with an average of 11 months. According to the evaluation standard by GU Yudong et al., all had severe contracture of the first web space, and concomitant injuries included adduction deformity thumb, l imitation of the thumb extension and opposition function, and carpometacarpal flexion joint deformity. After scar contracture was released, the defect size ranged from 5.8 cm × 4.5 cm to 11.3 cm × 7.2 cm, which were repaired by the incorporating pedicled retrograde flap of forearm of 6.5 cm × 5.0 cm to 12.5 cm × 8.0 cm at size. The donor sites were directly sutured or repaired with skin graft. Results Bl ister and partial necrosis occurred at the distal end of the flaps in 2 cases, which were cured after dressing change. The other flaps survived and wounds healed by first intention. Incisions at donor sites healed by first intention. Twenty-six patients were followed up 6 to 24 months (mean, 15 months). The patients had functional recovery in thumb adduction and opposition at different degrees. At 6 months after operation, according to the Swanson et al. AMA system for total thumb activity, the total thumb function was improved significantly, and according to Jensen et al. measurement, the width and angle of the first web space were significantly increased, all showing significant differences (P lt; 0.05). Conclusion Incorporating pedicled retrograde flap of forearm transplantation for repairing severe contracture of the first web space and wrist could augment the first web space and improve the wrist flexible function.

          Release date:2016-08-31 05:42 Export PDF Favorites Scan
        • EXPERIMENTAL STUDY OF INCOMPETENCY OF DEEP VEIN OF LOWER LIMB

          OBJECTIVE The purpose of this study was to find the best material for valvular wrapping operation of deep vein of lower limb and to study the diagnostic value of colored Ultrasonic-Doppler for valvular incompetency of the deep vein and the function of the popliteal valve. METHODS Strips of autogenous saphenous vein, autogenous fascia lata and pieces of polytetrafluroethylene artificial vessel were used respectively as the wrapping material for narrowing the valve in 30 dogs. The results of three different wrapping material were obtained by colored Ultrasonic-Doppler and transpopliteal venography in 78 patients. The hemokinetics of the popliteal valve was examined in 20 normal persons. RESULTS In the saphenous vein and fascia lata groups, diffuse fibrosis and marked narrowing of the femoral vein were found, while in the group of artificial vein graft, the graft was intact without prominent fibrosis and narrowing of the vein. In comparing with the result of venography, the accuracy of diagnosis by colored Ultrasonic-Doppler was 91.86%. The femoral and popliteal venous valves closed at the same time when holding the breath, but the popliteal venous valve opened more widely than the femoral venous valve when the calf muscles of the leg contracted. CONCLUSION It was suggested that the graft was the best material for valvular wrapping operation, and colored Ultrasonic-Doppler was an important and non-invasive method for the diagnosis of incompetency of deep vein. The popliteal venous valve was the important barrier for protection of the function of deep vein.

          Release date:2016-09-01 11:05 Export PDF Favorites Scan
        • ADVANCES IN NERVE RECONSTRUCTION OF OBSTETRIC BRACHIAL PLEXUS PALSY

          ObjectiveTo review the advances in the diagnosis and treatment of obstetric brachial plexus palsy (OBPP). MethodsThe incidence, risk factors, classification, and imaging tests of OBPP and indication, technique, and results of surgery were reviewed and summarized. ResultsThe incidence of OBPP is not declining in recent years. Birth weight of ≥4 kg, forceps delivery, and prepregnancy body mass index of ≥21 are considered to be major risk factors, and caesarean section delivery seems to be a protective factor. Neurophysiological investigations can be applied to qualitative diagnosis of OBPP, but can not to quantitative one. Sensitivity and specificity of both CT and MRI myelography are about 0.7 and 0.97, respectively. Narakas classification is widely used:C5, 6 injury as type I, C5-7 injury as type Ⅱ, C5-T1 injury as type Ⅲ, C5-T1 injury with Horner's syndrome as type IV. It is generally considered that the brachial plexus exploration should be undertaken for infants without spontaneous recovery of elbow flexion by a maximum of 3 months old; and 10% to 30% of patients may need nerve reconstruction surgery. It is advocated that traumatic neuroma of the upper trunk should be resected with nerve reconstruction. The final evaluation for surgical results should be at minimal 4 years for upper roots and 8 years for total roots. Scales of Mallet, Gilbert, and Raimondi are mostly used for assessing shoulder function, elbow function, and hand function. ConclusionBrachial plexus exploration should be undertaken for infants without flexion of elbow at the age of 3 months. Traumatic neuroma (even neuroma-in-continuity) resection followed by microsurgical reconstruction of the brachial plexus is favored.

          Release date:2016-10-21 06:36 Export PDF Favorites Scan
        • Staged surgical results of functional single ventricle anomalies with pulmonary hypertension

          Objective To explore current results after staged operations in patients with functional single ventricle anomalies and pulmonary hypertension. Methods We retrospectively analyzed the clinical data of 129 patients with functional single ventricle anomalies and pulmonary hypertension undergoing pulmonary artery banding in our hospital between April 2008 and December 2015. There were 81 males and 48 females. There were 71 patients with double outlet of right ventricle, 17 patients with tricuspid atresia, 7 patients with transposition of great arteries, 33 patients with uni-ventricular heart, and one patient with complete atrio-ventricular septal defect. The surgical results, transition to Glenn procedure and subsequent transition to Fontan procedure were analyzed. Results The 129 patients underwent 159 operations of pulmonary artery banding totally. Hospital mortality was 4.7% (6/129). Nine patients were lost to follow-up. Eighty-seven (67.4%) patients underwent the second-stage Glenn procedure, and 43 patients(33.3%) underwent third-stage Fontan procedure. Two patients died after Glenn and 3 patients died after Fontan separately. There were 32 patients who accompanied with coarctation, interruption of aortic arch, heterotaxy, total anomalous pulmonary venous connection or atrio-ventricular valve regurgitation. Fifteen (46.9%) patients succeeded in transition to Glenn, and 6 (18.8%) patients succeeded in transition to Fontan. Fourteen patients developed obstruction of left ventricular outlet tract or bulbo-ventricular foramen. Conclusion Early pulmonary artery banding is an acceptable strategy for patients with single ventricle anomalies and pulmonary hypertension. Outcomes and results of subsequent Glenn and Fontan procedures are generally good. Accompanied complex anomalies are risk factors for lower ratio of transition to Glenn and Fontan procedure.

          Release date:2018-03-05 03:32 Export PDF Favorites Scan
        • Clinical Value of Health Education Applied to Unhealthy Lifestyle-caused Functional Constipation

          ObjectiveTo explore the clinical effect of healthy education on functional constipation caused by unhealthy lifestyle, and to analyze the disadvantages affecting the curative effect. MethodsA total of 167 cases of functional constipation from February 2009 to February 2012 were included. All of the patients were followed up for one year. We collected clinical data of curative effect and influencing factors, determined the clinical value of healthy education, and analyzed the influence of different factors on the curative effect of healthy education. ResultsThe total curative effect after one-year follow-up was 84.4%. The curative effect in elderly patients was significantly higher than that in middle-aged ones (P<0.05). The curative effect in urban patients was remarkably higher than that in rural ones (P<0.05). And the curative effect of patients with college degree wass much higher than that in patients with education background of primary school or below (P<0.05). ConclusionHealthy education has important value on releasing and eliminating functional constipation caused by unhealthy lifestyle. And it needs individual education aimed at patients with different age, education degree, and domicile.

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        • FUNCTIONAL RECONSTRUCTION OF HANDS WITH IRREVERSIBLE RADIAL NERVE INJURY

          Objective To evaluate the effect of tendon transfer on reconstructing the extension of wrist, thumb and digit after irreversible radial nerve injury. Methods From January 1987 to February 2005, 25 cases of irreversible radial nerve injury were treated with Riordan tendon transfer. Among them there were 19 cases of central radial nerve injury with wrist ,thumb and digit extension dysfunction and 6 cases of deep branch of radial nerve injury with digit and thumbextension dysfunction. The muscle strength of wrist and digit extension ranged from grade 0 to grade Ⅰ. Tendon transfer was done 4 months to 8 years after their injuries. Results Twenty-three cases were followed up for3 to 60 months. According to the standard established by Chen Desong, 19 cases (82.6%) showed excellent and good results. Fair result was showed in 2 cases and poor result was showed in 2 cases. Conclusion Riordan tendon transfer should be the first choice of treating irreversible radial nerve injury.

          Release date:2016-09-01 09:28 Export PDF Favorites Scan
        • Efficacy of Kinesio taping on the functional recovery of the upper extremity in stroke patients: a meta-analysis

          ObjectiveTo systematically review the efficacy of Kinesio taping on upper limb function recovery in stroke patients.MethodsPubMed, The Cochrane Library, Web of Science, WanFang Data, CNKI and VIP databases were electronically searched to collect randomized controlled trials (RCTs) of the efficacy of Kinesio taping on upper limb function recovery in stroke patients from inception to December 20th, 2020. Two reviewers independently screened literature, extracted data and assessed the risk of bias of included studies. Meta-analysis was then performed by using RevMan 5.3 software.ResultsA total of 13 RCTs involving 589 patients were included. The results of meta-analysis showed that compared with the control group, Kinesio taping significantly improved the FMA-UE score (MD=6.21, 95%CI 3.68 to 8.74, P<0.000 01), VAS score (MD=1.76, 95%CI 1.30 to 2.23, P<0.000 01), and MBI score (MD=10.28, 95%CI 8.43 to 12.13, P<0.000 01) of patients.ConclusionsCurrent evidence shows that the Kinesio taping can significantly improve the upper limb motor function, pain, and daily living ability of stroke patients. Due to the limited quality and quantity of the included studies, more high-quality studies are needed to verify the above conclusions.

          Release date:2021-09-18 02:32 Export PDF Favorites Scan
        • Neurofeedback technology based on functional near infrared spectroscopy imaging and its applications

          Neurofeedback (NF) technology based on electroencephalogram (EEG) data or functional magnetic resonance imaging (fMRI) has been widely studied and applied. In contrast, functional near infrared spectroscopy (fNIRS) has become a new technique in NF research in recent years. fNIRS is a neuroimaging technology based on hemodynamics, which has the advantages of low cost, good portability and high spatial resolution, and is more suitable for use in natural environments. At present, there is a lack of comprehensive review on fNIRS-NF technology (fNIRS-NF) in China. In order to provide a reference for the research of fNIRS-NF technology, this paper first describes the principle, key technologies and applications of fNIRS-NF, and focuses on the application of fNIRS-NF. Finally, the future development trend of fNIRS-NF is prospected and summarized. In conclusion, this paper summarizes fNIRS-NF technology and its application, and concludes that fNIRS-NF technology has potential practicability in neurological diseases and related fields. fNIRS can be used as a good method for NF training. This paper is expected to provide reference information for the development of fNIRS-NF technology.

          Release date:2022-12-28 01:34 Export PDF Favorites Scan
        • REPAIR AND FUNCTION RECONSTRUCTION OF COMPLEX SOFT TISSUE DEFECT OF POSTERIOR OFHOND AND FOREARM

          Objective To study the repair and function reconstruction of complex soft tissue defect of posterior of hand and forearm. Methods From May 2001 to November 2003, 8 cases of soft tissue defect of posterior of hand and forearm were repaired with thoracico abdominal flaps with hilum for primary stage. The tendon transplantation and allogeneic tendon function reconstruction of hand were performed for secondary stage. The range of the flap was 9 cm×15 cm to 12cm×38 cm. Allogeneic tendon amounted to 6.Results All the flaps survived. The flap countour was good. The results of allogeneic tendon transplantation were satisfactory and the function of hand was good. Conclusion Repairing complex soft tissue defect of posterior of hand and forearm and reconstructing hand function by use of thoracico abdominal flaps with hilum and transplantation of allogeneic tendon have the satisfactory clinical results. 

          Release date:2016-09-01 09:33 Export PDF Favorites Scan
        • Causal relationship between neuroticism and functional gastrointestinal disorders: a Mendelian randomized study

          ObjectiveTo investigate the relationship between neuroticism and functional gastrointestinal disorders using Mendelian randomized (MR). MethodsBased on the genome-wide association study data of neuroticism and 2 functional gastrointestinal disorders, i.e., functional dyspepsia (FD), and irritable bowel syndrome (IBS), appropriate single nucleotide polymorphisms (SNP) were extracted as instrumental variables, and inverse variance weighted (IVW) was applied as the main analysis method, and sensitivity analyses were performed by Cochran’s Q test, MR-PRESSO test, MR-Egger intercept, and leave one out analysis. Further two-step MR analyses were performed to examine the mediating effects of coffee intake, alcohol consumption, smoking, depression. ResultsThe univariable MR analysis showed that genetically determined neuroticism was positively causally associated with the risk of developing FD and IBS (FD: OR=1.448, 95%CI 1.057 to 1.983, P=0.021; IBS: OR=1.705, 95%CI 1.210 to 2.403, P=0.002). Cochran's Q-test, MR-Egger intercept, MR-PRESSO did not observe significant heterogeneity or horizontal pleiotropy. Leave-one-out analyses also did not find a large effect of individual SNPs on the overall results. Multivariable MR analyses showed that the association between neurotic personality and elevated risk of FD and IBS prevalence persisted even after adjusting for other confounders. Further two-step MR mediation analyses revealed that depression partially mediated this effect, with mediation proportions of 59.41% (95%CI 5.69% to 113.12%) and 67.53% (95%CI 31.55% to 103.51%), respectively. ConclusionThere is a degree of causal association between neuroticism and FD and IBS, and depression may play an important mediating role in this association.

          Release date:2025-02-25 01:10 Export PDF Favorites Scan
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