Portable cervical collar

Claim 2

A cervical collar formed entirely of a stiff, flexible flat plastic sheet band having an assymetrical configuration comprising: (a) an elongated neck encircling band formed of said stiff, flexible sheet material having front, side and back portions; (b) a chin support brace, also formed entirely of stiff flexible plastic sheet material having a generally C-shape including fastening means located on each end of said brace; (c) said chin support brace fastening means being engageable with cooperative attachment means located at least on opposite sides of said neck encircling band such that when said band is formed into said collar at least one of said fastening means is allowed to align with a respective attachment means thus bowing said brace thereby enabling said brace to obtain an upwardly inclined, conically convex chin rest supported along its' entire length by the upper edge of the front portion of said band and projecting forwardly therefrom; (d) collar retention means carried at each end of said band and mutually cooperative to retain said band in its collar configuration.

Claim 3

The cervical collar of claim 1 wherein said front portion of said band is laterally offset from, and of greater width than, said side portions with curvilinear edges with smooth transition therebetween.

Claim 4

The cervical collar of claim 2 wherein said back portion of said band is of lesser width than said side portions.

Claim 5

A cervical collar formed of a stiff, flexible plastic sheet band having an assymitrical configuration comprising: (a) an elongated neck encircling band formed of stiff, flexible sheet material having a front, side and back portions with said back portion integral with one of said side portions whereby said band is joined together to form said collar at one side thereof; (b) a chin support brace, also formed entirely of stiff flexible plastic sheet material having a generally C-shape including fastening means located on each end of said brace; (c) said chin support brace fastening means being engageable with cooperative attachment means located at least on opposite sides of said neck encircling band such that when said band is formed into said collar at least one of said fastening means is allowed to align with a respective attachment means thus bowing said brace thereby enabling said brace to obtain an upwardly inclined, conically convex chin rest supported along its' entire length by the upper edge of the front portion of said band and projecting forwardly therefrom; (d) collar retention means, one each carried at the side end and at the back end of said band and mutually cooperative to retain said band in its collar configuration.

Claim 6

A cervical collar formed of a stiff, flexible plastic sheet band having an assymitrical configuration comprising: (a) an elongated neck encircling band formed of stiff, flexible sheet material having a front, side and back portions with said back portion integral with one of said side portions whereby said band is joined together to form said collar at one side thereof; (b) a chin support brace, also formed entirely of stiff flexible plastic sheet material having a generally C-shape including fastening means located on each end of said brace; (c) said chin support brace fastening means being engageable with cooperative attachment means located at least on opposite sides of said neck encircling band such that when said band is formed into said collar at least one of said fastening means is allowed to align with a respective attachment means thus bowing said brace thereby enabling said brace to obtain an upwardly inclined, conically convex chin rest supported along its' entire length by the upper edge of the front portion of said band and projecting forwardly therefrom; (d) collar retention means, one each carried at the side end and at the back end of said band and mutually cooperative to retain said band in its collar configuration.

Claim 7

The cervical collar of claim 4 wherein said neck encircling band has a distal slot and secured to the inside wall of said encircling band is a first band of attachment fabric extending through said slot and having a free end extending past and overlying the end of said encircling band, and the opposite end of said neck encircling band has a coacting second band of attachment fabric secured to its outside wall to underlie said first band of attachment fabric when said neck encircling band is folded into said collar.

Claim 8

The cervical collar of claim 5 wherein said band of attachment fabric is engageable by a cooperative attachment fabric carried on the outside surface of one side portion of said encircling band.

Claim 9

The cervical collar of claim 1 wherein the bight portion of said chin support brace is of greater width than the remainder of said brace.

Claim 10

The cervical collar of claim 5 wherein one end of said chin support brace is permanently secured to one side of said neck encircling band and includes detachable means for connecting its opposite end to the opposite side of said neck encircling band during assembly of said collar whereby said chin support brace can be unfolded into a flat configuration and folded and secured into said conically convex shape.

Claim 11

The cervical collar of claim 1 including a resilient band secured along and projecting slightly over the lower edge of said elongated band.

Claim 12

The cervical collar of claim 8 including an integral tab centrally dependent from the upper edge of said front portion of said band and permanently attached to the central undersurface of said chin support brace.