# US 12,213,759 B2 · Protective cover for a part of a medical device

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- Number: US 12,213,759 B2
- Document ID: US12213759B2
- Status: Granted
- Kind: B2
- Application number: 17/704,720
- Filed: 2022-03-25
- Published: 2022-07-07
- Granted: 2025-02-04
- Earliest claimed: 2016-11-11
- Assignees: Drägerwerk AG & Co. KGaA
- Applicants: Drägerwerk AG & Co. KGaA
- Inventors: Ronny Barten; Christian Hilleke; Gerd Wotha
- Web page: https://patentgrep.com/patent/US12213759B2

## CPC

- A61B 46/10: specially adapted for instruments{, e.g. microscopes}
- A61B 46/00: Surgical drapes
- A61B 2090/037: {with a frangible part, e.g. by reduced diameter}
- A61B 2090/0814: {Preventing re-use}
- A61B 2090/308: {Lamp handles}
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)

## Abstract

A protective device (10, 10′) provides a protective cover for a part (12, 12′, 12″) of a medical device and includes a flexible part (14, 14′) and a rigid part (16, 16′). The rigid part (16, 16′) has at least one locking element (28, 28′). The locking element (28, 28′) is lockingly connectable to a counterpiece of the corresponding part (12, 12′, 12″) of the medical device.

## Claims

### Claim 1

A protective device for a handle of a medical device, the protective device comprising:
a first part, the first part being flexible; and
a second part, the first part being configured to cover at least a grip area of the handle with the protective device arranged on the handle, wherein the second part is configured to detachably mesh with a base area of the handle and the second part comprises at least one locking element for detachable fixation to the base area, the second part being configured as a clamp connected to the first part at least in partial areas, the second part comprising at least one locking hook forming the locking element, wherein the second part further comprises two straps articulated to the clamp and connected to the first part in an edge area thereof in at least some sections.

### Claim 2 (depends on 1)

A protective device in accordance with claim 1, wherein the second part further comprises an unlocking device configured for detaching the locking element from the base area of the handle.

### Claim 3 (depends on 2)

A protective device in accordance with claim 2, wherein the unlocking device comprises a lateral grip, the lateral grip being configured to be actuated such that actuation of the lateral grip at least partially detaches the locking device from the base area.

### Claim 4 (depends on 3)

A protective device in accordance with claim 3, wherein the locking device comprises at least one locking hook.

### Claim 5

A handle arrangement for a medical device, the handle arrangement comprising:
a handle comprising a base area and a grip area; and
a protective device comprising a first part and a second part, the first part being flexible, wherein the first part covers at least the grip area of the handle with the protective device arranged on the handle, and the second part detachably meshes with the base area of the handle and the second part comprises at least one locking element for detachable fixation to the base area, the second part being configured as a clamp connected to the first part at least in partial areas, the second part comprising at least one locking hook forming the locking element, wherein the second part further comprises two straps articulated to the clamp and connected to the first part in an edge area thereof in at least some sections.

### Claim 6 (depends on 5)

A handle arrangement in accordance with claim 5, wherein the second part further comprises an unlocking device configured for detaching the locking element from the base area of the handle.

### Claim 7 (depends on 6)

A handle arrangement in accordance with claim 6, wherein the unlocking device comprises a lateral grip, the lateral grip being configured to be actuated such that actuation of the lateral grip at least partially detaches the locking device from the base area.

### Claim 8 (depends on 7)

A handle arrangement in accordance with claim 7, wherein the locking device comprises at least one locking hook.

### Claim 9

A system comprising:
a protective device comprising a first part and a second part, the first part being flexible, the second part comprising at least one locking element; and
a handle of a medical device, the handle comprising a grip area and a base area, wherein the base area comprises a locking area configured for detachable fixation of the second part of the protective device at the handle with the locking area receiving the locking element of the protective device, the second part being configured as a clamp connected to the first part at least in partial areas, the second part comprising at least one locking hook forming the locking element, wherein the second part further comprises two straps articulated to the clamp and connected to the first part in an edge area thereof in at least some sections.

### Claim 10 (depends on 9)

A system in accordance with claim 9, wherein the second part further comprises an unlocking device configured for detaching the locking element from the base area of the handle.

### Claim 11 (depends on 10)

A system in accordance with claim 10, wherein the unlocking device comprises a lateral grip, the lateral grip being configured to be actuated such that actuation of the lateral grip at least partially detaches the locking element from the base area, the locking device comprising at least one locking hook.