http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Management of the Leaky Wound After Arthroplasty: A Review
Luthra Jatinder Singh,Habsi Salim AL 대한창상학회 2023 Journal of Wound Management and Research Vol.19 No.3
Total knee and hip arthroplasty are widely performed surgeries for end stage osteoarthritis with highly successful outcomes. However, prolonged postsurgical wound drainage leads to slower healing and predisposes to periprosthetic joint infection. Persistent wound discharge after joint arthroplasty affects patient satisfaction and outcome measures, can cause unexplained re-admissions, and increases the cost burden on the health system. Preventive measures are crucial and include preoperative nutritional assessment, achieving adequate hemostasis, minimizing dead spaces and watertight wound closure. Monitoring these patients with serial C-reactive protein levels is strongly recommended. Many management strategies have been described for such complications, including cessation of deep venous thrombosis prophylaxis, dressings and wound care, antimicrobial therapy, surgical washout and polyethylene insert replacement. However, these conditions are not addressed thoroughly in the literature and optimal management protocol for such complications is still lacking. This article aimed to review the best available literature to date and summarize the findings to help physicians treating these wounds develop objective guidelines in identifying and managing such conditions.
Understanding Painful Hip in Young Adults: A Review Article
( Jatinder Singh Luthra ),( Salim Al-habsi ),( Suwailim Al-ghanami ),( Soubhik Ghosh ),( Khamis Al-muzahemi ) 대한고관절학회 2019 Hip and Pelvis Vol.31 No.3
A wide number of disorders, including pathologies outside the hip, can cause and refer pain to hip. However, determining the cause of a painful hip can be a major challenge to orthopedic surgeons. Failure to diagnose and appropriately investigate pathologies of the hip in adults may result in delayed management and prolonged patient morbidity. A systematic approach to investigating the etiology of hip pain in adults (e.g., history, careful clinical and radiographic examination), will help identify the majority of clinically important pathologies which can cause hip pain. Conservative treatment and selective use of injection therapies has proven quite successful for the treatment of most causes of hip pain.
Singh, Harpreet,Luthra, R.A.,Khar, S.K.,Nanda, Trilok Asian Australasian Association of Animal Productio 2006 Animal Bioscience Vol.19 No.11
The study was conducted on 30 true acyclic Sahiwal cows (15 cows, ${\geq}90$ days postpartum; 15 postpubertal heifers, ${\geq}30$ months of age) and a similar 20 untreated controls (10 cows, 10 heifers). An 'Eazi' breed Controlled Internal Drug Release (CIDR) device (containing 1.38 g progesterone) was inserted intravaginally for 7 days (days 0 to 7) followed by 500 IU eCG i.m. at CIDR removal in all the treated animals. Heifers also received 5 mg oestradiol valerate i.m at CIDR insertion. The reproductive performance of these animals was recorded in terms of oestrus induction response, conception and pregnancy rates. Plasma progesterone ($P_4$) and oestradiol-$17{\beta}$ ($E_2$) profiles of 4 representative animals from each treatment group before, during and after CIDR treatment were also monitored. An oestrus induction response of 100% was observed in treated cows and heifers. The majority of cows (53.3%) and heifers (60%) were induced to oestrus within 24-36 and 36-48 h, respectively after CIDR withdrawal; with mean intervals of $44{\pm}3.18$ and $48{\pm}2.35h$, respectively. The conception rate at induced oestrus was higher in cows (40%) than heifers (20%). The final pregnancy rates after 2 subsequent oestruses were 80 and 60% in cows and heifers, respectively (overall 70% for all treated animals). In comparison, only 10% of control animals (2 cows only, 2/20) showed oestrus and become pregnant (10%) during theentire study period. The pretreatment (day 0) mean plasma P4 levels were statistically (p>0.05) similar in cows and heifers ($0.40{\pm}0.04$ and $0.49{\pm}0.11ng/ml$, respectively). The peak $P_4$ levels were observed on day 1 in cows ($13.94{\pm}1.41ng/ml$) and day 2 in heifers ($19.15{\pm}3.30ng/ml$) with a progressive decline up to the day of CIDR withdrawal ($3.35{\pm}0.92$ and $8.79{\pm}1.71ng/ml$, respectively). Mean $P_4$ levels on day 9 and 10 in cows and heifers did not differ significantly from their respective day 0 values and the lowest values were recorded on day 10 both in cows and heifers ($0.13{\pm}0.03$ and $0.14{\pm}0.02ng/ml$, respectively). Wide variations in individual pretreatment $E_2$ levels were observed both in the cows (range = 4-26, mean = $13.00{\pm}4.65pg/ml$) and heifers (range = 10-14, mean = $11.50{\pm}0.96pg/ml$). Thereafter also, $E_2$ levels in cows showed variation and reached a peak level ($53.50{\pm}2.99pg/ml$) on day 8. In heifers, peak mean $E_2$ level ($111.25{\pm}39.81pg/ml$) was recorded on day 1, followed by a non-significant decline on day 2, a significant fall on day 6 and a non-significant increase on day 9 and 10. However, mean $E_2$ levels on days 7 (p<0.05), 8 and 9 (p<0.01) were significantly higher in cows compared to heifers. The post-CIDR withdrawal mean highest $P_4$ and lowest $E_2$ levels coincided with the period when the majority of animals were induced to oestrus. CIDR and eCG treatment resulted in effective induction of oestrus with satisfactory pregnancy rates in true acyclic Sahiwal cows and heifers.
NUCLEARITY PROPERTIES AND C<sup>*</sup>-ENVELOPES OF OPERATOR SYSTEM INDUCTIVE LIMITS
Kumar, Ajay,Luthra, Preeti Korean Mathematical Society 2018 대한수학회지 Vol.55 No.5
We investigate the relationship between $C^*$-envelopes and inductive limit of operator systems. Various operator system nuclearity properties of inductive limit for a sequence of operator systems are also discussed.
Nuclearity properties and C*-envelopes of operator system inductive limits
Ajay Kumar,Preeti Luthra 대한수학회 2018 대한수학회지 Vol.55 No.5
We investigate the relationship between $C^*$-envelopes and inductive limit of operator systems. Various operator system nuclearity properties of inductive limit for a sequence of operator systems are also discussed.
Skeleton Generation for Digital Images Based on Performance Evaluation Parameters
Prof. Gulshan Goyal,Ritika Luthra 보안공학연구지원센터 2016 International Journal of Signal Processing, Image Vol.9 No.2
Skeletonization is a crucial step in many digital image processing applications like medical imaging, pattern recognition, fingerprint classification etc. The skeleton expresses the structural connectivities of the main component of an object and is one pixel in width. Present paper covers the aspects of pixel deletion criteria in the skeletonization algorithms needed to preserve the connectivity, topology, sensitivity of the binary images. Performance of different skeletonization algorithms can be measured in terms of different parameters such as thinning rate, number of connected components, execution time etc. Present paper focuses on Peak Signal to Noise Ratio, number of connected components, execution time and Mean Square error on Zhang and Suen algorithm and Guo and Hall algorithm.
Thappa Priya,Singh Nidhi,Luthra Ankur,Deshpande Pruthviraj,Chauhan Rajeev,Meena Shyam Charan,Kumar Vishal,Singla Navneet 대한척추외과학회 2023 Asian Spine Journal Vol.17 No.5
Study Design: Prospective randomized double-blind study.Purpose: To assess the analgesic effects of the combination of a low-dose ketamine and dexmedetomidine (ketodex) infusion and compare it with that of fentanyl for postoperative analgesia after spine surgeries.Overview of Literature: Adequate pain management following spine surgeries is crucial. Approximately 57% of patients experience inadequate pain control in the first 24 hours following elective spine surgery, which is attributable to the extensive soft tissue and muscle damage.Methods: The study included 60 patients graded American Society of Anesthesiologists I and II and scheduled for thoracolumbar spine surgery involving >3 vertebral levels. The patients were divided into two groups: group KD (ketodex) and group F (fentanyl). The primary objective was to compare the postoperative analgesic requirements among the groups. The secondary objectives included a comparison of the intraoperative anesthetic requirements, postoperative pain scores, hemodynamic parameters, side effects of the study drugs, and the duration of post-anesthesia care unit stay of both the groups.Results: Ketodex use prolonged the mean time to first rescue analgesia (22.00±2.30 hours vs. 11.69±3.02 hours, <i>p</i> <0.001) and reduced the requirement of rescue analgesics in the first 24 hours postoperatively compared to fentanyl use (70.00±8.16 μg vs. 113.31±36.65 μg, <i>p</i> =0.03). The intraoperative requirement of desflurane was comparable between the groups (<i>p</i> >0.05). The postoperative pain scores were significantly lower in the group KD than in group F at most timepoints (<i>p</i> <0.05). Patients in group KD had a shorter post-anesthesia care unit stay than group F did (<i>p</i> <0.001).Conclusions: Low-dose ketodex could be a safe substitute for fentanyl infusion when employed as an anesthetic adjuvant for patients undergoing thoracolumbar spine surgeries involving >3 vertebral levels to achieve prolonged analgesia without any opioidrelated side effects.