IP Library Granted Patent US 10,231,896
Granted Patent B2
US 10,231,896 · App. 15/089,048 · Granted Mar 19, 2019

Crutch

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Quick Facts
Patent No.
US 10,231,896
App. No.
15/089,048
Granted
Mar 19, 2019
Kind
B2
Abstract

Embodiments of crutches are disclosed. A crutch has a main body having a substantially vertical tubular member with a plurality of apertures formed therein; an angled portion extending upwardly from the substantially vertical tubular member; an arm rest support extending perpendicularly from the angled portion for receiving an arm rest; and a handle extending outwardly from the arm rest support. The crutch further includes a leg telescopically received into the substantially vertical tubular member, and a foot exchangably received by the leg.

Claims (38)

1. A crutch, comprising:

a main body, comprising:

a first section forming a substantially vertical tubular member having a plurality of apertures formed therein;

a second section forming an angled portion extending upwardly from the substantially vertical tubular member; and

a third section forming an arm rest support having a proximal end and a distal end, the proximal end extending perpendicularly away from the angled portion and configured to receive an arm rest;

wherein the first, second, and third sections are integrally formed of a single piece of material;

a handle received into and extending outwardly from an opening formed in the arm rest support;

a leg telescopically received into the substantially vertical tubular member; and

a foot exchangably received by the leg.

2. The crutch of claim 1 , wherein the arm rest comprises a cradle having a first end comprising an elbow cup and an opposing open second end.

3. The crutch of claim 2 , wherein the arm rest further comprises a brace, the brace being secured to an outside edge of the cradle and extending partially over the cradle.

4. The crutch of claim 2 , wherein the arm rest is hingedly connected to the arm rest support, and wherein teeth formed on a bottom side of the arm rest engage with corresponding apertures defined in the arm rest support.

5. The crutch of claim 2 , wherein the cradle is covered with padding.

6. The crutch of claim 1 , wherein the arm rest support is fixed at an angle approximately 0 to 15 degrees relative to horizontal.

7. The crutch of claim 1 , wherein the handle comprises an extension member having a distal end and a proximal end, and a gripping portion secured to the extension member distal end, the gripping portion being rotatable about the extension member distal end; and wherein the extension member proximal end is received into a channel formed in a bottom side of the arm rest support.

8. The crutch of claim 7 , wherein the extension member proximal end includes a mechanical fastener, the mechanical fastener respectively engaging with one of a plurality of openings formed in the arm rest support channel.

9. The crutch of claim 1 , wherein the foot comprises a neck received by the leg, and an annular member having a hollow center and an outer surface at least partially covered by treading.

10. The crutch of claim 1 , wherein the handle is offset from a center of the arm rest support by approximately 0 to 25 degrees.

11. The crutch of claim 1 , wherein the foot comprises a releasable locking mechanism which engages with an aperture formed in a lower portion of the leg.

12. A crutch system, comprising:

a first crutch, comprising:

a main body forming a tubular member and an arm rest support extending outwardly from the tubular member, the main body being formed from a single piece of material;

an arm rest hingedly connected to the arm rest support; and

a leg telescopically received by the tubular member, the leg having a foot removably secured thereto;

wherein the arm rest support forms a cradle configured to receive the forearm of a user.

13. The crutch of claim 12 , wherein the arm rest support further comprises a brace having a fastening mechanism secured to one end, the fastening mechanism engaging with one of a plurality of apertures formed along the length of an outside edge of the arm rest support.

14. The crutch of claim 12 , further comprising a handle received into and extending outwardly from an opening formed in the arm rest.

15. The crutch of claim 12 , wherein the arm rest support is fixed to the tubular member at an angle of approximately 5 to 15 degrees relative to horizontal.

16. The crutch of claim 12 , wherein the leg is substantially vertical.

17. The crutch system of claim 12 , further comprising a second crutch, wherein the first and second crutches are detachably secured together via a structural rod or brace to form a connected crutch.

18. A crutch, comprising:

a main body, comprising:

a tubular member having a first and second end;

an angled portion extending upwardly from the tubular member first end, the angled portion having a hollowed back forming a pocket therein, the pocket being configured to hold one or more small items; and

an arm rest support extending outwardly from the angled portion for receiving an arm rest, the arm rest being hingedly connected to the arm rest support;

a handle extending outwardly from the arm rest support;

a leg telescopically received at a first end by the tubular member second end; and

a foot removably received by a second end of the leg.

Assignments (4)
SECURITY INTEREST Recorded Nov 3, 2025
From: DEVILBISS HEALTHCARE LLC; HURRYWORKS LLC; INOVO, INC.; MEDICAL DEPOT, INC.; DRIVE MEDICAL CANADA INC.
To: FORTRESS CREDIT CORP., AS COLLATERAL AGENT
Reel/Frame 073529/0050 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 24, 2024
From: MOBILITY DESIGNED, INC.
To: MEDICAL DEPOT, INC.
Reel/Frame 067811/0685 →
ENTITY CONVERSION Recorded Nov 16, 2018
From: MOBILITY DESIGNED, LLC
To: MOBILITY DESIGNED, INC.
Reel/Frame 047587/0950 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2016
From: YOUNGER, MAX JEFFERIES
To: MOBILITY DESIGNED, LLC
Reel/Frame 038183/0335 →