Leg rehabilitation and mobility aid for paralytic patients using bionics

Author(s):  
Akhil C ◽  
Manjunath N ◽  
Sanjith R ◽  
Suhas P ◽  
Shashikala B. N.
Keyword(s):  
Author(s):  
Shrugal Varde* ◽  
◽  
Dr. M.S. Panse ◽  

This paper introduces a novel travel for blind users that can assist them to detects location of doors in corridors and also give information about location of stairs. The developed system uses camera to capture images in front of the user. Feature extraction algorithm is used to extract key features that distinguish doors and stairs from other structures observed in indoor environments. This information is then conveyed to the user using simple auditory feedback. The mobility aid was validated on 50 visually impaired users. The subjects walked in a controlled test environment. The accuracy of the device to help the user detect doors and stairs was determined. The results obtained were satisfactory and the device has the potential for use in standalone mode for indoor navigations.


2008 ◽  
Vol 1 (1) ◽  
pp. 34-45 ◽  
Author(s):  
Janice K.F. Lloyd ◽  
Steven La Grow ◽  
Kevin J. Stafford ◽  
R. Claire Budge
Keyword(s):  

1984 ◽  
Vol 78 (5) ◽  
pp. 203-206 ◽  
Author(s):  
Allan G. Dodds ◽  
David D. Clark-Carter ◽  
C. Ian Howarth

This article describes an objective evaluation of a new ultrasonic mobility aid using two complementary procedures: one based on existing behavioral measures; the other, on the analysis of a user's comments. The results showed that use of the aid changes mobility in many ways: e.g., users make fewer physical contacts with the environment and stay in a more central position on the sidewalk. Although their perception of environmental sounds was reduced, this was not reflected in performance. Some users traveled quickly and smoothly with the aid, but the majority traveled more slowly and exhibited less than optimal strategies. Further modifications of the device and improved training procedures are discussed.


2020 ◽  
pp. 073346482094469
Author(s):  
John C. Warwick ◽  
Ethan Y. Brovman ◽  
Sascha S. Beutler ◽  
Richard D. Urman

To identify patient risk factors for nonhome discharge (NHD) for home-dwelling older patients undergoing surgery, we performed a retrospective cohort study of patients aged ≥65 years undergoing elective surgery between 2014 and 2016 using the geriatric research file from the National Surgical Quality Improvement Program (NSQIP). Multivariable logistic regression examined the association between preoperative demographics, comorbidities, and functional status and NHD to determine which factors are most strongly predictive of NHD. Risk of NHD was higher among those of age >85 years, age 75 to 85 years, Black race, with body mass index (BMI) >30, dyspnea with exertion or at rest, partially or totally dependent in activities of daily living (ADLs), preoperative steroid use, preoperative wound infection, use of a mobility aid, fall within 3 months, or living alone at home without support. NHDs were statistically more likely among orthopedic, neurosurgery, or cardiac surgery interventions. Understanding individual patient’s risks and setting expectations for likely postoperative course is integral to appropriate preoperative counseling and preoperative optimization.


2020 ◽  
Vol 9 (7) ◽  
pp. 14
Author(s):  
Shrinivas Pundlik ◽  
Vilte Baliutaviciute ◽  
Mojtaba Moharrer ◽  
Alex R. Bowers ◽  
Gang Luo

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