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Author(s):  
Simran Narang ◽  
Pratik Phansopkar ◽  
Laukik Vaidya ◽  
Neha Chitale ◽  
Dushyant Bawiskar

Introduction: Road traffic accidents (RTA) have remained an ongoing endemic problem over the years and a serious economic and medical-social burden for many countries around the world. Among the most complex and frequent fractures inside the joint is tibial plateau fractures. Such fractures are linked to adverse results, because of reasons such as the damage of cartilage but also soft tissue envelopes, complications like compartment syndrome, postoperative infection, knee dysfunction or rigidity, or even post-traumatic osteoarthritis. Case Description: An 18-year-old young girl complaining of pain and inability to perform activities of daily living was referred to physiotherapy after being operated with external fixator (LCP) and skin grafting. Locking compressive plate was placed at lateral side of leg with 2 nails near head of fibula and 2 nails near lateral malleolus. Grafted skin was seen at anterior aspect of knee and anterior to medial aspect to leg. Patient was mostly suffering from pain in right leg and knee with intensity 7/10 at rest and 9/10 slight movement and swelling over right lower limb and patient complained of limited mobility and unable to walk. Discussion: The significance of early mobilisation and range of knee joint motion exercises has been apparent in literature in the past 40 years. From low-intensity activities to progressive strengthening and partial to complete weight with walkers, recovery objectives were devised. Good grafting rates can be achieved with fast ambulation leading low extremity skin grafting operations, which runs counter to conventional lessons in post-operative skin grafting after lower extremity


Robotics ◽  
2021 ◽  
Vol 10 (2) ◽  
pp. 63
Author(s):  
Hirokazu Madokoro ◽  
Satoshi Yamamoto ◽  
Yo Nishimura ◽  
Stephanie Nix ◽  
Hanwool Woo ◽  
...  

This study was conducted to develop robot prototypes of three models that navigate mallards to achieve high-efficiency rice-duck farming. We examined two robotics navigation approaches based on imprinting and feeding. As the first approach, we used imprinting applied to baby mallards. They exhibited follow behavior to our first prototype after imprinting. Experimentally obtained observation results revealed the importance of providing imprinting immediately up to one week after hatching. As another approach, we used feed placed on the top of our second prototype. Experimentally obtained results showed that adult mallards exhibited wariness not only against the robot, but also against the feeder. After relieving wariness with provision of more than one week time to become accustomed, adult mallards ate feed in the box on the robot. However, they ran away immediately at a slight movement. Based on this confirmation, we developed the third prototype as an autonomous mobile robot aimed for mallard navigation in a paddy field. The body width is less than the length between rice stalks. After checking the waterproof capability of a body waterproof box, we conducted an indoor driving test for manual operation. Moreover, we conducted outdoor evaluation tests to assess running on an actual paddy field. We developed indoor and outdoor image datasets using an onboard monocular camera. For the outdoor image datasets, our segmentation method based on SegNet achieved semantic segmentation for three semantic categories. For the indoor image datasets, our prediction method based on CNN and LSTM achieved visual prediction for three motion categories.


2020 ◽  
Vol 5 (06) ◽  
pp. 91-97
Author(s):  
Kiran Tawalare ◽  
Jatved Pawar

The prevalence of overweight and obesity in India is increasing faster than the world average Medovriddhi (obesity) shows the symptoms as increased size of buttocks, breast and abdomen, Shwasa (breathlessness) after slight movement also. Acharya Bhavprakash added one more symptom the oversize of the neck (Griva). Acharya Sushruta mentioned the Griva measurement should be 20 Angul for both males and females with their fingers (self-finger unit). In modern science, body mass index (BMI) is used to find out obesity. Obesity is the foremost cause of cardiovascular diseases. BMI is the generalized metric way but Grivaparinaah in Swangulpramaan is a personalized quantifying anthropometric measurement. Individuals of Medovriddhi having an age group of 20 to 70 years were selected. So, intending to the height the importance of Grivaparinaah described in Medodhatu Vruddhi correlation study having been carried out. A positive correlation was found in GP with BMI in both genders having r-value of 0.3533 (p less than 0.05) for males and 0.3137 (p less than 0.05) for females. Using ROC curve analysis GP is >21.63 Angul for males and females were determined to be the best cut-off level for identifying a subject with BMI as cardiovascular risk.


2020 ◽  
Vol 9 (6) ◽  
pp. 558-562
Author(s):  
E. Sobustiansky

On April 13, 1895, at 5 o'clock in the morning, a peasant woman, 23 years old, was admitted to the clinic with labor pains. When asked, it turned out that labor began at 2 am on April 13, that she was pregnant in the 4th section; the previous labor was completely normal; the last regulation was at the end of July. The study produced the following: The pelvis is almost normal: dis. sp. 24.5, dis. cr. 27, intertr. 31, conj. ext. 19. The uterus is ovoid. The heartbeat of the fetus is heard on the right below the navel, 132 beats per minute. Full throat opening. The bubble is intact. Head to be presented. The arrow-shaped suture in the right oblique size of the pelvis; a small fontanel is felt to the right posteriorly. The second position was established, the rear view. As soon as the women in labor had time to take a bath, the waters passed. The head, which was still in the entrance of the pelvis, began to descend little by little into the cavity. At 8 a.m. 40 m, that is, after 3 hours with more than a rupture of the bladder, the head began to press on the perineum, which lasted more than half an hour, and finally at 9 o'clock. 15 minutes. the head has erupted. The born head, having made a slight movement first to the left and then to the right, turned its face towards the symphysis. At this moment, the forward movement of the fetus stopped.


Author(s):  
NIKEN SYAFITRI ◽  
RATNA SUSANA ◽  
IHSAN FARRASSALAM AMMARPRAWIRA ◽  
MOCHAMAD SEPTONI FAUZI ◽  
ARBI ABDUL JABBAAR

ABSTRAKPada kasus bencana alam, penyebaran robot pada area bencana sangat bermanfaat bagi tim SAR dalam proses pencarian korban. Khususnya, jika robot yang disebar merupakan robot otonom untuk meningkatkan proses pencarian, secara efektif dan efisien. Pada artikel ini, kami mengusulkan sebuah robot otonom untuk pencarian korban bencana yang ditanamkan metode waypoint dengan mengeksploitasi sensor, GPS dan divais komunikasi. Hasil yang didapat menunjukkan bahwa robot ini mampu mencari korban bencana secara otonom dengan mendeteksi pergerakan kecil dan temperatur korban. Kemudian, koordinat lokasi korban dikirim ke tim SAR untuk operasi penyelamatan. Robot ini juga mampu melakukan perjalanan pulang ke posko asal untuk pengisian daya ketika daya baterainya hampir habis.Kata kunci: robot otonom, waypoint, bencana, pencarian korban, perjalanan pulang ABSTRACTIn the case of disaster, the deployment of robots is immensely helpful for SAR team in the process of searching the victims. Especially, if the deployed robots are autonomous to enhance the searching process, effectively and efficiently. In this paper, we propose an autonomous robot for searching the disaster victims embedded by automatic waypoint method by exploiting sensors, GPS and communication devices. Result shows that this robot is able to search the victims autonomously by detecting their slight movement and temperature then sending the coordinates to the SAR team for the rescue operation. This robot is also able to do the return trip autonomously to the initial post for charging when its power is almost running out.Keywords: autonomous robot, waypoint, disaster, victim searching, return trip


Electronics ◽  
2019 ◽  
Vol 8 (2) ◽  
pp. 192 ◽  
Author(s):  
Hyeonjeong Lee ◽  
Jaewon Lee ◽  
Miyoung Shin

This paper aims to investigate the robust and distinguishable pattern of heart rate variability (HRV) signals, acquired from wearable electrocardiogram (ECG) or photoplethysmogram (PPG) sensors, for driver drowsiness detection. As wearable sensors are so vulnerable to slight movement, they often produce more noise in signals. Thus, from noisy HRV signals, we need to find good traits that differentiate well between drowsy and awake states. To this end, we explored three types of recurrence plots (RPs) generated from the R–R intervals (RRIs) of heartbeats: Bin-RP, Cont-RP, and ReLU-RP. Here Bin-RP is a binary recurrence plot, Cont-RP is a continuous recurrence plot, and ReLU-RP is a thresholded recurrence plot obtained by filtering Cont-RP with a modified rectified linear unit (ReLU) function. By utilizing each of these RPs as input features to a convolutional neural network (CNN), we examined their usefulness for drowsy/awake classification. For experiments, we collected RRIs at drowsy and awake conditions with an ECG sensor of the Polar H7 strap and a PPG sensor of the Microsoft (MS) band 2 in a virtual driving environment. The results showed that ReLU-RP is the most distinct and reliable pattern for drowsiness detection, regardless of sensor types (i.e., ECG or PPG). In particular, the ReLU-RP based CNN models showed their superiority to other conventional models, providing approximately 6–17% better accuracy for ECG and 4–14% for PPG in drowsy/awake classification.


Author(s):  
Aulia Khilmi Rizgi ◽  
Muhammad Muhajir ◽  
Edi Sutoyo ◽  
Ilham Fakhrul Arifin ◽  
Ryan Satria Wijaya ◽  
...  

2018 ◽  
Vol 14 (04) ◽  
pp. 193 ◽  
Author(s):  
Honghua Xu ◽  
Li Li ◽  
Ming Fang ◽  
Fengrong Zhang

In this paper, the main technologies of foreground detection, feature description and extraction, movement behavior classification and recognition were introduced. Based on optical flow for movement objects detection, optical flow energy image was put forward for movement feature expression and region convolutional neural networks was adopt to choose features and decrease dimension. Then support vector machine classifier was trained and used to classify and recognize actions. After training and testing on public human actions database, the experiment result showed that the method could effectively distinguish human actions and significantly improved the recognition accuracy of human actions. And for the different situations of camera lens drawing near, pulling away or slight movement of camera, the solution had recognition effect as well. At last, this scheme was applied to intelligent video surveillance system, which was used to identify abnormal behavior and alarm. The abnormal behaviors of faint, smashing car, robbery and fighting were defined in the system. In running of the system, it obtained satisfactory recognition results.


Author(s):  
Paul Bouton ◽  
Frans Van Eeden ◽  
Marthinus Retief ◽  
Francois De Roubaix ◽  
Johan Kieviet

The breakwater at Tristan da Cunha suffered structural damage during heavy seas that battered the island during winter 2010 (June and August). The damage was of such a nature that emergency repairs had to be designed and constructed before the onset of the next winter season. The damage entailed the loss of primary armour units (3.5t dolosse) at the head of the western breakwater exposing the under-layer rock as well as some slight movement of the end section of the crest slab (cap). Further damage to the breakwater head (130m offshore in 6m water depth) was reported one month later; with the crest slab being lifted further by approximately 500mm. The construction methodology during the emergency repair design process, laboratory validation and onsite construction is covered in this manuscript.


2016 ◽  
Vol 2 (1) ◽  
pp. 17-26
Author(s):  
Bei Qing Cham

Research on language change has been complicated and hindered by the problem of obtaining quality data. In many cases, the large volume of time required to collect recorded speech at different intervals, as necessary in lifespan studies, is prohibitive. Researchers further risk having participants drop out, leading to a limited pool of data. One way to avoid this is to use recordings available in the public domain that have been recorded for other purposes. The BBC broadcaster Sir David Attenborough is one of the few people who have had occasion to be recorded regularly over a great span of their lives. In this study, a selection of clips from wildlife documentaries that he has narrated furnishes the data for a glimpse into the possibilities of language change in adulthood. Received Pronunciation, the accent that Attenborough commands, is in the spotlight in this study. Two features of speech, namely, the presence and degree of t-glottalisation and the TRAP/STRUT vowel distinction, are examined in Attenborough’s speech against a background of known changes in the general usage of Received Pronunciation. The aim of the study is thus to see if language change occurs within the speech of an adult individual, particularly one whose speech is almost iconic. His narration from the 1960s is compared with narrations from the 1980s and 2000s in a dataset spanning nearly 60 years with the aim of discerning any trajectories of change. Some patterns in his formant values for several vowels across the three year groups are also discussed to provide an idea of what sort of changes can occur in the course of nearly 60 years. The study ultimately finds limited change in level of t-glottaling and only a slight movement of his TRAP/STRUT vowels towards each other between the narrations of the 1960s and the 1980s, with no perceptible change thereafter. The changes in community use of Received Pronunciation seem to affect him little. In terms of the overall vowel space, the trend seems to be towards a centering of most of the vowels, particularly the front vowels. Some plausible explanations for the limited amount of change are discussed in the article, which include Attenborough being seen as a steward of the accent as well as its utility to him in his position as a renowned broadcaster. The article also brings up the need for more research into the interface of gerontology and sociolinguistics, as the quite pronounced centering of the vowels may suggest natural age-related pronunciation effects.


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