Bracket, thrombelastography device, and support system

Inventors

Xiao, Jian • YU, Bangzhong • Jiang, Feng

Assignees

Haemonetics Corp

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Publication Number

US-11598764-B2

Patent

Publication Date

2023-03-07

Expiration Date


Abstract

A bracket, a thrombelastography device, and a support system are disclosed. The device comprises: a fixed support part (101), a movable support part (102), and a connection part (103). The connection part comprises a first fixing connection member (1031) and a second fixing connection member (1032). The first fixing connection member is fixedly connected to the fixed support part; the second fixing connection member is fixedly connected to the movable support part; the first fixing connection member is connected to the second fixing connection member in point contact fashion, such that the first fixing connection member and the second fixing connection member can rotate relative to each other; the movable support part is fixedly connected to a supported object; when driven by the supported object, the movable support part rotates relative to the fixed support part by means of the point contact between the first fixing connection member and the second fixing connection member. The thrombelastography device comprises a rotational shaft and a bracket. The rotational resistance to the supported object when it rotates can be reduced.

Core Innovation

The thrombelastography device has a fixed support part, a movable support part, and a connection part with first and second fixing connection members. The members connect in a downward point contact fashion, allowing the supports to rotate relative to each other. The movable support part has a regular quadrangular frame structure with a through hole and connects to a rotational shaft driven by measured blood.

The downward point contact is the only point contact between the fixed support part and the movable support part. The described arrangement reduces rotational resistance, which may improve measurement sensitivity and accuracy. The background section is not included in the supplied content, so the problem being solved as stated in that section is not explicitly described in patent.

Claims Coverage

The claim coverage includes 1 inventive feature directed to a thrombelastography device and its support and point-contact arrangement.

Downward point-contact support arrangement

The fixed and movable support parts are joined by first and second fixing connection members in a downward point contact fashion, permitting relative rotation; this is the only point contact between the support parts. The movable support part has a regular quadrangular frame structure with a through hole, connects to the rotational shaft, and rotates under the driving force of measured blood.

The independent claim combines the downward point-contact connection, the frame-shaped movable support part, and the rotational shaft driven by measured blood in a thrombelastography device.

Stated Advantages

The reduced contact friction lowers rotational resistance.

The reduced rotational resistance may improve measurement sensitivity and accuracy.

Documented Applications

A thrombelastography device in which measured blood drives a rotational shaft and the connected movable support part.

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