US4757983A — Head and chin for face-down operations

Claim 1

Independent Claim 141 words

Head and chin rest for supporting a patient's head face-down and comprising: a base, a frame mounted on the base and including a rigid forehead support and a rigid chin support, a blocklike cushion mounted on each of the forehead and chin supports and having substantially orthogonal sides, a concavity extending inwardly from two adjacent sides of each cushion, that of the forehead cushion being contoured to conform to and support substantially the entire forehead of a face-down patient and that of the chin cushion being contoured to conform to and support substantially the entire chin of the face-down patient, means for adjusting the spacing between the forehead and chin supports and their cushions and making the face-down patient's face almost fully accessible, and means for pivoting the frame to raise or lower the chin support relative to the forehead support.

Claim 2

Dependent Claim 141 words

Head and chin rest for supporting a patient's head face-down and comprising: a base, a frame mounted on the base and including a rigid forehead support and a rigid chin support, a blocklike cushion mounted on each of the forehead and chin supports and having substantially orthogonal sides, a concavity extending inwardly from two adjacent sides of each cushion, that of the forehead cushion being contoured to conform to and support substantially the entire forehead of a face-down patient and that of the chin cushion being contoured to conform to and support substantially the entire chin of the face-down patient, means for adjusting the spacing between the forehead and chin supports and their cushions and making the face-down patient's face almost fully accessible, and means for pivoting the frame to raise or lower the chin support relative to the forehead support.

Claim 3

Dependent Claim 21 words

Head and chin rest as defined in claim 1 including means permitting the base to rest stably on a flat surface.

Claim 4

Dependent Claim 23 words

Head and chin rest as defined in claim 2 wherein the base is stationary and the frame is pivotably mounted on the base.

Claim 5

Dependent Claim 40 words

Head and chin rest as defined in claim 3 wherein the frame is pivoted at the forehead support, and said spacing means comprises a pair of thin rails by which the chin support is telescopically cantilevered from the forehead support.

Claim 6

Dependent Claim 38 words

Head and chin rest as defined in claim 4 wherein the base includes a rigid extension beneath the chin support to prevent the head and chin rest from tipping when the base is standing on a flat surface.

Claim 7

Dependent Claim 39 words

Head and chin rest as defined in claim 5 wherein said extension comprises a generally U-shaped rod, and the base and rod have resilient feet allowing the head and chin rest to be positioned stably on a flat surface.

Claim 8

Dependent Claim 29 words

Head and chin rest as defined in claim 2 wherein said pivoting means includes a clamp which prevents the frame from pivoting on the base until it is unlocked.

Claim 9

Dependent Claim 33 words

Head and chin rest as defined n claim 7 having fixed to the side of the base a soft-metal protractor that has an arcuate perimeter along which said clamp can grip the protractor.

Claim 10

Dependent Claim 19 words

Head and chin rest as defined in claim 1 wherein said pivoting means pivots the base with the frame.

Claim 11

Dependent Claim 39 words

Head and chin rest as defined in claim 9 wherein said base and pivoting means comprises a pair of rockers which permit the patient to pivot the head and chin rest with his head to the most comfortable attitude.

Claim 12

Dependent Claim 25 words

Head and chin rest as defined in claim 10 wherein said spacing means includes means for slidably mounting one of said supports on the frame.

Claim 13

Dependent Claim 34 words

Head and chin rest as defined in claim 11 wherein each of the forehead and chin supports includes a flat platform, and a cushion of stiff foamed plastic is releasably adhered to each platform.

Claim 14

Dependent Claim 17 words

Head and chin rest as defined in claim 12 wherein the plastic of the cushion is polyethylene.

Claim 15

Dependent Claim 21 words

Head and chin rest as defined in claim 12 wherein each of the base, forehead support, and chin support is metal.

Claim 16

Dependent Claim 154 words

Head and chin rest for supporting a patient's head face-down and comprising: a base adapted to rest stably on a horizontal surface, a frame mounted on the base and including a rigid forehead support and a rigid chin support which have flat platforms, a small, stiff, blocklike cushion removably positioned on each of the flat platforms and having substantially orthogonal sides, a concavity extending inwardly from two adjacent sides of each cushion, that of the forehead cushion being contoured to conform to and support substantially the entire forehead of a face-down patient and that of the chin cushion being contoured to conform to and support substantially the entire chin of the face-down patient, means for adjusting the spacing between the forehead and chin platforms and their cushions and making the face-down patient's face almost fully accessible, and means for pivoting the frame to raise or lower the chin platform relative to the forehead platform.

Claim 17

Dependent Claim 154 words

Head and chin rest for supporting a patient's head face-down and comprising: a base adapted to rest stably on a horizontal surface, a frame mounted on the base and including a rigid forehead support and a rigid chin support which have flat platforms, a small, stiff, blocklike cushion removably positioned on each of the flat platforms and having substantially orthogonal sides, a concavity extending inwardly from two adjacent sides of each cushion, that of the forehead cushion being contoured to conform to and support substantially the entire forehead of a face-down patient and that of the chin cushion being contoured to conform to and support substantially the entire chin of the face-down patient, means for adjusting the spacing between the forehead and chin platforms and their cushions and making the face-down patient's face almost fully accessible, and means for pivoting the frame to raise or lower the chin platform relative to the forehead platform.

Claim 18

Dependent Claim 40 words

Head and chin rest as defined in claim 15 wherein the frame is pivoted at the forehead support, and said spacing means comprises a pair of thin rails by which the chin support is telescopically cantilevered from the forehead support.

Claim 19

Dependent Claim 23 words

Head and chin rest as defined in claim 16 wherein the forehead support includes means for releasably securing straps of an anesthetic mask.

Claim 20

Dependent Claim 146 words

Head and chin rest for supporting a patient's head face-down and comprising: a rocker base, a frame pivotably mounted on the base and including a forehead support and a chin support which have flat platforms, a small, stiff, blocklike cushion removably positioned on each of the flat platforms and having substantially orthogonal sides, a concavity extending inwardly from two adjacent sides of each cushion, that of the forehead cushion being contoured to conform to and support substantially the entire forehead of a face-down patient and that of the chin cushion being contoured to conform to and support substantially the entire chin of the face-down patient, means for adjusting the spacing between the forehead and chin platforms and their cushions and making the face-down patient's face almost fully accessible, and means for pivoting the frame to raise or lower the chin platform relative to the forehead platform.

Claim 21

Dependent Claim 146 words

Head and chin rest for supporting a patient's head face-down and comprising: a rocker base, a frame pivotably mounted on the base and including a forehead support and a chin support which have flat platforms, a small, stiff, blocklike cushion removably positioned on each of the flat platforms and having substantially orthogonal sides, a concavity extending inwardly from two adjacent sides of each cushion, that of the forehead cushion being contoured to conform to and support substantially the entire forehead of a face-down patient and that of the chin cushion being contoured to conform to and support substantially the entire chin of the face-down patient, means for adjusting the spacing between the forehead and chin platforms and their cushions and making the face-down patient's face almost fully accessible, and means for pivoting the frame to raise or lower the chin platform relative to the forehead platform.

Claim 22

Dependent Claim 25 words

Head and chin rest as defined in claim 18 wherein said spacing means includes means for slidably mounting one of said platforms on the frame.

Claim 23

Dependent Claim 19 words

Head and chin rest as defined in claim 19 wherein each of said cushions is a disposable foamed plastic.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1991-07-19	1992-01-18	1992-07-19	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1995-07-19	1996-01-18	1996-07-19	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1999-07-19	2000-01-18	2000-07-19	$7700.00	Window Closed / Lapsed

Head and chin for face-down operations

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