# US 2021/0330486 A1 · Adjustable cervical collar

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- Number: US 2021/0330486 A1
- Document ID: US20210330486A1
- Status: Published application
- Kind: A1
- Application number: 16/859,671
- Filed: 2020-04-27
- Published: 2021-10-28
- Earliest claimed: 2020-04-27
- Assignees: Tang Yong Kuang
- Inventors: Tang Yong Kuang; Grace Tian-hui Kuang
- Web page: https://patentgrep.com/patent/US20210330486A1

## CPC

- A61F 5/56: Devices for preventing snoring
- A61F 5/055: Cervical collars
- A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C)

## Abstract

An adjustable cervical collar, comprising, a curved top board having a width of approximately a size of a human chin, the curved top board having an arcuate inner edge capable of fitment around the front of a throat, the curved top board having a curved outer region distal to the throat, two upper columns couple-able to a lower portion of the curved top board, two lower columns slidably couple-able to the two upper columns and a curved bottom board detachably couple-able to the two lower columns.

## Claims

### Claim 1

An adjustable cervical collar, comprising:
a curved top board capable of receiving and supporting a human chin,
the curved top board having an arcuate inner edge capable of fitment around a front of a throat,
the curved top board having a curved outer region distal to and capable of fitment around the throat;
two upper columns couple-able to a lower portion of the curved top board;
two lower columns slidably couple-able to the two upper columns resulting in a rotatable joint; and
a curved bottom board detachably couple-able to the two lower columns,
wherein the collar supports a neck and a tilt of a head to maintain a head-tilt chin-lift position during sleep to keep an upper airway open so as to relieve obstructive sleep apnea when lying on a back or a side position during sleep.

### Claim 2 (depends on 1)

The adjustable cervical collar of claim 1, further comprising at least one support rib connected to the curved top board and at least one of the two upper columns.

### Claim 3 (depends on 2)

The adjustable cervical collar of claim 2, further comprising a chin strap couple-able to the at least one support rib.

### Claim 4 (depends on 3)

The adjustable cervical collar of claim 3, further comprising a head strap couple-able to the chin strap.

### Claim 5 (depends on 1)

The adjustable cervical collar of claim 1, further comprising at least one upper distribution ring connected to at least one of the two upper columns.

### Claim 6 (depends on 5)

The adjustable cervical collar of claim 5, further comprising a neck strap couple-able to the at least one upper distribution ring.

### Claim 7 (depends on 6)

The adjustable cervical collar of claim 6, further comprising a hook and loop coupling coupled to the neck strap.

### Claim 8 (depends on 6)

The adjustable cervical collar of claim 6, further comprising at least one clip coupled to the neck strap.

### Claim 9 (depends on 1)

The adjustable cervical collar of claim 1, wherein at least one of the two upper columns is complementary to at least one of the two lower columns.

### Claim 10 (depends on 1)

The adjustable cervical collar of claim 1, further comprising a top pad detachably couple-able to the curved top board.

### Claim 11 (depends on 1)

The adjustable cervical collar of claim 1, further comprising a bottom pad detachably couple-able to the curved bottom board.

### Claim 12 (depends on 1)

The adjustable cervical collar of claim 1, further comprising at least one lower distribution ring connected to at least one of the two lower columns.

### Claim 13 (depends on 1)

The adjustable cervical collar of claim 1, wherein at least one of the two lower columns has a slit coupling.

### Claim 14 (depends on 1)

The adjustable cervical collar of claim 1, wherein the adjustable cervical collar approximates a cardiopulmonary resuscitation chin lift during use.

### Claim 15 (depends on 1)

The adjustable cervical collar of claim 1, wherein the curved top board forms an angle of 100 to 120 degrees with the two upper columns.

### Claim 16 (depends on 1)

The adjustable cervical collar of claim 1, wherein the curved top board is formed of a non-allergenic material.

### Claim 17 (depends on 1)

The adjustable cervical collar of claim 1, wherein the two lower columns are pinned to the two upper columns.