US2007108829A1PendingUtilityA1

Swing away removable solid wheelchair seat back

Assignee: UNIV SAINT LOUISPriority: Nov 15, 2005Filed: Nov 15, 2005Published: May 17, 2007
Est. expiryNov 15, 2025(expired)· nominal 20-yr term from priority
A61G 5/12A61G 5/10
44
PatentIndex Score
0
Cited by
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References
0
Claims

Abstract

In the past, a posterior transfer was only an option using zipper back sling upholstery. The removable swing away solid wheelchair back offers multiple ways to transfer while preventing orthopedic, neuromotor, and respiratory complications from wheelchair positioning. By mounting the swing away removable solid wheelchair back at a slight angle, the rib cage, lungs, and diaphragm are opened making breathing easier when the respiratory system is compromised.

Claims

exact text as granted — not AI-modified
1 . A device for facilitating ingress and egress from a wheelchair comprising a swing away removable solid wheelchair seat back, wherein said swing away removable solid wheelchair seat back comprises: 
 a. a solid wheelchair seat back;    b. an upper frame support attached to said solid wheelchair seat back by fasteners;    c. a lower frame support attached to said solid wheelchair seat back by fasteners;    d. a frame attached to said upper frame support and said lower frame support consisting of: 
 i. a top wheelchair back frame support which is attached to said swing away removable solid wheelchair seat back via said upper frame support,  
 ii. a bottom wheelchair back frame support which is attached to the swing away removable solid wheelchair seat back via said lower frame support,  
 iii. a left wheelchair back frame support which is attached to the top wheelchair back frame support and the bottom wheelchair back frame support by one or more fasteners, and  
 iv. a right wheelchair back frame support which is attached to the top wheelchair back frame support and the bottom wheelchair back frame support by one or more fasteners;  
   e. a left wheelchair handle clamp attached to the wheelchair's left handle by one or more fasteners;    f. an upper connecting device comprising a base portion attached to said left wheelchair back frame support by one or more fasteners and a connecting pin portion which articulates with the left wheelchair handle clamp;    g. a lower connecting device comprising a base portion attached to said left wheelchair back frame support by one or more fasteners and a connecting pin portion which articulates with the left wheelchair handle clamp;    h. a right wheelchair handle clamp consisting of: 
 i. a right wheelchair posterior clamp attached to the wheelchair's right handle by one or more fasteners,  
 ii. a latch,  
 iii. a latch spring tension screw,  
 iv. an upper anterior clamp attached to the wheelchair's right handle by one or more fasteners,  
 v. a lower anterior clamp attached to the wheelchair's right handle by one or more fasteners;  
   i. a securing bracket mount attached to said solid wheelchair seat back by one or more fasteners; and    j. a securing bracket attached to said securing bracket mount by one or more fasteners.    
   
   
       2 . The device of  claim 1  wherein the one or more fasteners are screws, bolts or similar devices that can secure the individual components of the device to a corresponding individual component of the device or to other components on the wheelchair proper.  
   
   
       3 . The device of  claim 1  wherein the left wheelchair back frame support, the right wheelchair back frame support, upper frame support, lower frame support, and securing bracket mount are constructed of plastic components.  
   
   
       4 . The device of  claim 1  wherein the left wheelchair back frame support, the right wheelchair back frame support, upper frame support, lower frame support, and securing bracket mount are constructed of metallic components.  
   
   
       5 . The device of  claim 1  wherein the top wheelchair back frame support, the bottom wheelchair back frame support, left wheelchair handle clamp, right wheelchair handle clamp, upper connecting device, lower connecting device, and securing bracket are constructed of a plastic components.  
   
   
       6 . The device of  claim 1  wherein the top wheelchair back frame support, the bottom wheelchair back frame support, left wheelchair handle clamp, right wheelchair handle clamp, upper connecting device, lower connecting device, and securing bracket are constructed of metallic components.  
   
   
       7 . The device of  claim 1  wherein the connecting pin portion of the upper connecting device and the connecting pin portion of the lower connecting device is inserted into the left wheelchair handle clamp and can articulate through an arc of zero (0) to one hundred and twenty (120) degrees.  
   
   
       8 . The device of  claim 7  wherein the connecting pin portion of the upper connecting device is zero (0) to fifty (50) mm shorter than the connecting pin portion of the lower connecting device.  
   
   
       9 . The device of  claim 1  wherein said right wheelchair handle clamp and said left wheelchair handle clamp are designed such that said swing away removable solid wheelchair seat back is inclined at an angle of zero (0) to ten (10) degrees.  
   
   
       10 . The device of  claim 9  wherein said swing away removable solid wheelchair seat back is inclined at the preferred angle of eight (8) degrees.  
   
   
       11 . A method of posterior ingress and egress to a wheelchair for an individual with poor muscle strength, which method improves overall oxygenation of the individual, the method comprising the steps of: 
 (a) to prepare for posterior egress from the wheelchair, the individual manipulates the latch to the open opposition;    (b) with the latch in the open position, the individual pushes the swing away removable solid wheelchair seat and disengages the securing bracket from the right wheelchair handle clamp;    (c) once the securing bracket is disengaged, the individual rotates the swing away removable solid wheelchair seat back via the upper connecting device and the lower connecting device attached to the left wheelchair back frame support via the connecting pin portion of the upper connecting device and the lower connecting device which articulates with the left wheelchair handle clamp;    (d) the swing away removable solid wheelchair seat back is either (i) rotated in excess of ninety (90) degrees out of the individual's way while remaining attached to the wheelchair or (ii) removed completely from the wheelchair to allow ingress and egress from the wheelchair;    (e) with the swing away removable solid wheelchair seat back rotated in excess of ninety (90) degrees, the individual transfers into or out of the wheelchair by transferring through the rear upright frame or push handles on the chair for a posterior egress or ingress;    (f) alternately, the swing away removable solid wheelchair is disengaged from the wheelchair proper by rotating the swing away removable solid wheelchair seat back via the upper connecting device and the lower connecting device attached to the left wheelchair back frame support via the connecting pin portion of the upper connecting device and the lower connecting device which articulates with the left wheelchair handle clamp through an arc of zero (0) to one hundred and twenty (120) degrees and lifting the swing away removable solid wheelchair seat back straight up and disengaging the upper connecting device connecting pin portion and the lower connecting device connecting pin portion from the left wheelchair handle clamp thereby completely freeing the swing away removable solid wheelchair seat back from the wheelchair proper;    (g) with the swing away removable solid wheelchair seat back removed from the wheelchair, the individual transfers into or out of the wheelchair by transferring through the rear upright frame or push handles on the chair for a posterior egress or ingress.    
   
   
       12 . The method of  claim 11  wherein the left wheelchair back frame support, the right wheelchair back frame support, upper frame support, lower frame support, and securing bracket mount are constructed of plastic components.  
   
   
       13 . The method of  claim 11  wherein the left wheelchair back frame support, the right wheelchair back frame support, upper frame support, lower frame support, and securing bracket mount are constructed of metallic components.  
   
   
       14 . The method of  claim 11  wherein the top wheelchair back frame support, the bottom wheelchair back frame support, left wheelchair handle clamp, right wheelchair handle clamp, upper connecting device, lower connecting device, and securing bracket are constructed of a plastic components.  
   
   
       15 . The method of  claim 11  wherein the top wheelchair back frame support, the bottom wheelchair back frame support, left wheelchair handle clamp, right wheelchair handle clamp, upper connecting device, lower connecting device, and securing bracket are constructed of a metallic components.  
   
   
       16 . The method of  claim 11  wherein the connecting pin portion of the upper connecting device and the connecting pin portion of the lower connecting device is inserted into the left wheelchair handle clamp and can articulate through an arc of zero (0) to one hundred and twenty (120) degrees.  
   
   
       17 . The method of  claim 16  wherein the connecting pin portion of the upper connecting device is zero (0) to fifty (50) mm shorter than the connecting pin portion of the lower connecting device.  
   
   
       18 . The method of  claim 11  wherein said right wheelchair handle clamp and said left wheelchair handle clamp are designed such that said swing away removable solid wheelchair seat back is inclined at an angle of zero (0) to ten (10) degrees.  
   
   
       19 . The method of  claim 18  wherein said swing away removable solid wheelchair seat back is inclined at the preferred angle of eight (8) degrees.

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