Thoracic and abdominal cavity adjustable negative pressure drainage device for oncology department

A negative pressure drainage and adjustment device technology, which is applied in the field of medical devices, can solve the problems of unreasonable setting of the flushing port of the flushing tube, increased manufacturing cost of the drainage tube, and poor flushing effect, etc.

Inactive Publication Date: 2020-12-04
卫国强
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The defects in the above-mentioned patents are: the structure is complex, and it is necessary to set a fixed concave hole on the tube wall of the drainage tube, and after such setting, the manufacturing cost of the drainage tube will be increased
The defects in the above-mentioned patents are: the setting of the flushing pipe and the flushing port is unreasonable, and the flushing effect of this setting is not good
Although a hollow drainage tube is used in the above-mentioned patent, the flushing liquid flows out from the tail end of the drainage tube, and the flushing effect is poor and the flushing range is small.

Method used

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  • Thoracic and abdominal cavity adjustable negative pressure drainage device for oncology department
  • Thoracic and abdominal cavity adjustable negative pressure drainage device for oncology department
  • Thoracic and abdominal cavity adjustable negative pressure drainage device for oncology department

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] Embodiment 1: as figure 1 , 2 , 4 and 6, a chest and abdominal cavity negative pressure drainage device used in oncology, comprising a drainage tube 1, one end of the drainage tube 1 is an insertion tube part 2 that goes deep into the human body, and the other end is connected to a negative pressure mechanism 3 and the liquid collection container 4, also includes a drainage tube 1 adjustment device, the drainage tube 1 adjustment device includes a jacket 5, the bottom of the jacket 5 has a ring-shaped outer edge 6, and the ring-shaped outer edge 6 is fixed to the skin by a skinning method , the outer wall of the outer sleeve 5 is cylindrical, and the inner wall of the outer sleeve 5 is tapered outwardly from one end of the annular outer edge 6 to the other end; An adjustment plug 7, the adjustment plug 7 is divided into an adjustment plug upper part 7 and an adjustment plug lower part 9, the adjustment plug upper part 7 has the same outer diameter as the outer wall of ...

Embodiment 2

[0030] Embodiment 2: as image 3 , 4 , and 6, a chest and abdominal cavity negative pressure drainage device used in oncology, including a drainage tube 1, one end of the drainage tube 1 is an insertion tube part 2 that goes deep into the human body, and the other end is connected to a negative pressure mechanism 3 And the liquid collection container 4, also includes a drainage tube 1 adjustment device, the drainage tube 1 adjustment device includes a jacket 5, the bottom of the jacket 5 has a ring-shaped outer edge 6, and the ring-shaped outer edge 6 is fixed to the skin by a skinning method, The outer wall of the outer jacket 5 is cylindrical, and the inner wall of the outer jacket 5 is tapered outwardly from one end of the annular outer edge 6 to the other end; Plug 7, the adjustment plug 7 is divided into an adjustment plug upper part 7 and an adjustment plug lower part 9, the adjustment plug upper part 7 has the same outer diameter as the outer wall of the outer casing 5...

Embodiment 3

[0039] Embodiment 3: as figure 1 , 2 , 4, 5, 6, 7 and 8, a chest and abdominal cavity negative pressure drainage device for oncology, including a drainage tube 1, one end of the drainage tube 1 is an insertion tube part 2 that goes deep into the human body, The other end is connected to the negative pressure mechanism 3 and the liquid collection container 4, and also includes a drainage tube 1 adjustment device, the drainage tube 1 adjustment device includes a jacket 5, and the bottom of the jacket 5 has an annular outer edge 6, and the annular outer edge 6 passes through The skin ordering method is fixed with the skin, the outer wall of the outer cover 5 is cylindrical, and the inner wall of the outer cover 5 is a tapered outward expansion from one end of the annular outer edge 6 to the other end; The adjustment plug 7 matched with the outer jacket 5, the adjustment plug 7 is divided into an adjustment plug upper part 7 and an adjustment plug lower part 9, the adjustment plu...

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Abstract

The invention discloses a thoracic and abdominal cavity adjustable negative pressure drainage device for an oncology department. The negative pressure drainage device comprises a drainage tube and further comprises a drainage tube adjusting device, wherein the drainage tube adjusting device comprises an outer sleeve and further comprises an adjusting plug matched with the outer sleeve; an axial eccentric hole is formed in the adjusting plug, an inlet of the eccentric hole is formed in the eccentric position of the top face of the adjusting plug, and an outlet of the eccentric hole is formed inthe center of the bottom face of the adjusting plug; the outer wall of the outer sleeve is divided into an upper part and a lower part, and the outer diameter of the upper part of the adjusting plugis the same as that of an upper part of the outer sleeve; and an annular rubber sleeve is arranged on the outer edge of the top of the adjusting plug, the annular rubber sleeve extends downwards fromthe edge of the top of the adjusting plug and wraps the upper part of the adjusting plug and the upper part of the outer sleeve, and the edge of the bottom of the annular rubber sleeve is provided with a holding part which retracts inwards. By adopting the drainage device, the position of the drainage tube can be easily and accurately adjusted.

Description

technical field [0001] The invention relates to a medical device, in particular to a chest and abdominal cavity negative pressure drainage device used in the oncology department. Background technique [0002] In the Chinese patent CN109173009A, a drainage tube anti-off fixing device is disclosed, and it is disclosed in detail: it is composed of a fixed base and a drainage tube fixing sleeve, the drainage tube is fixedly sleeved on the fixed base, and the drainage tube is fixed The sleeves are two semicircular sleeves, and the two semicircular sleeves can be bound together by binding tape; the docking section of one semicircular sleeve of the drainage tube fixing sleeve is provided with a docking buckle and the other The docking section of the semicircular sleeve is provided with a docking slot; the inner wall of the drainage tube fixing sleeve is provided with a drainage tube fixing barb to prevent the drainage tube from being pulled out due to pulling. The upper part of th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61M1/00A61M3/02A61M25/02
CPCA61M1/0023A61M1/0058A61M3/0279A61M25/02A61M2025/028A61M2025/0286
Inventor 卫国强李娜
Owner 卫国强
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