# US 10,441,231 B2 · Radioabsorbent assemblies

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- Number: US 10,441,231 B2
- Document ID: US10441231B2
- Status: Granted
- Kind: B2
- Application number: 16/005,339
- Filed: 2018-06-11
- Published: 2018-10-18
- Granted: 2019-10-15
- Earliest claimed: 2015-10-12
- Assignees: Egg Medical, Inc.
- Applicants: Egg Medical, Inc.
- Inventors: Robert F. Wilson; Uma S. Valeti; John P. Gainor
- Web page: https://patentgrep.com/patent/US10441231B2

## CPC

- A61B 6/107: {Protection against radiation, e.g. shielding}
- A61G 13/10: Parts, details or accessories (surgical drape sheets A61B46/00)
- G21F 1/12: Laminated shielding materials
- G21F 3/00: Shielding characterised by its physical form, e.g. granules, or shape of the material
- A61B 6/0407: {Supports, e.g. tables or beds, for the body or parts of the body}
- A61B 6/4441: {the rigid structure being a C-arm or U-arm}
- A61B 6/487: {involving fluoroscopy}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- A61G: TRANSPORT, PERSONAL CONVEYANCES OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS (appliances for aiding patients or disabled persons to walk A61H3/00); OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES (embalming corpses A01N1/00)
- G21F: PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means A61K8/00, A61Q17/04; in cosmonautic vehicles B64G1/54; combined with a reactor G21C11/00; combined with X-ray tubes H01J35/16; combined with X-ray apparatus H05G1/02)

## Abstract

A system of shields designed to provide substantially greater protection, head to toe, against radiation exposure to health care workers in a hospital room during procedures which require real-time imaging. The shields are placed around the patient and the x-ray table and provide protection even when the x-ray tube is moved to various angles around the patient.

## Claims

### Claim 1

A radiation shield for a medical table or bed comprising a horizontal hinge connected to an edge of the shield for use in attaching the shield to a medical table or bed such that the shield is pivotable around the hinge from a first position in which the shield extends upwardly from the hinge to at least a second position.

### Claim 2 (depends on 1)

The radiation shield of claim 1 wherein when in the first position, the shield extends upwardly from the hinge.

### Claim 3 (depends on 1)

The radiation shield of claim 1 wherein when in the second position, the shield extends horizontally from the hinge.

### Claim 4 (depends on 1)

The radiation shield of claim 1 wherein in the second position, the shield extends downwardly from the hinge.

### Claim 5 (depends on 4)

The radiation shield of claim 4 wherein the spring hinge returns the shield to the first position when the shield is not acted on by an outside force.

### Claim 6 (depends on 1)

The radiation shield of claim 1 wherein the horizontal hinge comprises a spring hinge.

### Claim 7 (depends on 1)

The radiation shield of claim 1 wherein the shield is flexible.

### Claim 8 (depends on 1)

The radiation shield of claim 1 wherein the shield is articulated.

### Claim 9 (depends on 8)

The operating table of claim 8 further comprising an arm board for receiving the arm of the patient.

### Claim 10 (depends on 8)

The operating table of claim 8 wherein the connector comprises a hinge.

### Claim 11 (depends on 10)

The radiation shield of claim 10 wherein the spring hinge returns the shield to the first position when the shield is not acted on by an outside force.

### Claim 12 (depends on 8)

The radiation shield of claim 8 wherein the shield is flexible.

### Claim 13 (depends on 8)

The radiation shield of claim 8 wherein the shield is articulated.

### Claim 14

A medical table comprising:
a horizontal bed for receiving a patient;
at least one radiation shield useable to protect a physician from radiation directed from a radiation source below the patient and scattered by the patient;
a connector connecting the shield to the table in a dynamic manner allowing the shield to be moved from a first position to at least a second position;
wherein in the first position, the shield extends upwardly from the table, thereby protecting the physician;
wherein in the second position, the shield does not extend upwardly from the table, thereby allowing the physician access to the patient.

### Claim 15 (depends on 14)

The operating table of claim 14 wherein the shield is connected to the arm board with the connector.

### Claim 16 (depends on 15)

The operating table of claim 15 wherein the hinge comprises a spring hinge.

### Claim 17

A method of protecting a physician from radiation deflecting off of a patient, said radiation originating from a radiation source below a medical table holding the patient, the method comprising:
connecting a shield to the medical table such that said shield is pivotable from a first position where said shield separates the physician from the patient, to a second position that allows the physician easy access to the patient;
allowing the physician to easily move the shield between the first and second positions as necessary.

### Claim 18 (depends on 17)

The method of claim 17 wherein connecting the shield to the medical table comprises connecting the shield to the medical table with a hinge.

### Claim 19 (depends on 17)

The method of claim 17 wherein the medical table includes at least one member attached to the medical table and wherein connecting the shield to the medical table comprises connecting the shield to the at least one member.

### Claim 20 (depends on 19)

The method of claim 19 wherein the at least one member comprises at least one arm board.
