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Endoscope sheath with adjustable instrument angle and sheath length

A technology for endoscopes and sheaths, which is applied in the field of endoscope sheaths, can solve the problems of fixed lengths of sheaths and small adjustment angle ranges of surgical instruments, and achieve the effects of low processing costs, flexible adjustments, and smooth connections

Active Publication Date: 2015-08-19
TIANJIN BOLANG SCI TECH DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The problem to be solved by the present invention is to provide an endoscope sheath with adjustable instrument angle and sheath length, which solves the problem that the range of surgical instrument adjustment angle is small and the length of the sheath is fixed in the existing endoscope sheath

Method used

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  • Endoscope sheath with adjustable instrument angle and sheath length
  • Endoscope sheath with adjustable instrument angle and sheath length
  • Endoscope sheath with adjustable instrument angle and sheath length

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Embodiment Construction

[0031] Such as Figures 1 to 6 As shown, the present invention provides an endoscope sheath with adjustable instrument angle and sheath length, including a sheath main body 12; one end of the sheath main body 12 is connected to the retractable mirror bridge 7, and the other end is connected to the sheath 5; the sheath tube 5 includes independent speculum chambers 51 and instrument passages 52; the front end of the speculum chamber 51 is provided with a window 1 for sealing the speculum cavity; the window 1 is arc-shaped, and the window The inner surface of 1 is smooth in design; the lower part of the front end of the speculum chamber 51 is provided with a slot, the two sides of the slot are provided with ribs 4, and the rear portion of the slot is provided with a cut-off platform 6; The sheath tube protection block 3; the lifting mechanism 2 is arranged in the sidewall 4; the ring sheath 19 is provided on the main body of the mirror sheath, and the lifting mechanism 2 is conne...

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Abstract

The invention provides an endoscope sheath with an adjustable instrument angle and an adjustable endoscope sheath length. The endoscope sheath comprises an endoscope sheath body, wherein one end of the endoscope sheath body is connected with a telescopic endoscope bridge, and the other end of the endoscope sheath body is connected with a sheath pipe; the sheath pipe comprises a sight glass cavity and an instrument channel, and the sight glass cavity and the instrument channel are independent from each other; a window which can be used for closing the sight glass cavity is arranged at the front end of the sight glass cavity, the window is of an arc shape, and the inner surface of the window is designed to be smooth; an inserting groove is formed in the lower portion of the front end of the sight glass cavity, flanges are arranged on the two sides of the inserting groove respectively, and a stopping platform is arranged behind the inserting groove; a sheath pipe protective block is arranged in the inserting groove; a lifting mechanism is arranged in the flanges; a pull ring sleeve is arranged on the endoscope sheath body, the lifting mechanism is connected with a pull wire, and the pull ring penetrates through the pull ring sleeve, and is connected with the pull wire through a connecting block; a groove and a sealing ring are arranged on the telescopic endoscope bridge, a limiting inserting piece is arranged in the groove, a clamping hole is embedded into the endoscope sheath body, and the limiting inserting piece is clamped by the clamping hole. The endoscope sheath has the advantages of being simple in structure, exquisite in design, flexible in adjustment and the like.

Description

technical field [0001] The invention relates to the field of medical instruments, in particular to an endoscope sheath with adjustable instrument angle and sheath length. Background technique [0002] In the medical field, such as urology, when performing inspections or minimally invasive operations on relevant parts of the human body, not only endoscopes are often used, but some surgical instruments may also need to enter the human body at the same time to cooperate with the endoscope to complete the corresponding diagnosis or treatment. , therefore need a kind of mirror sheath that can hold endoscope and surgical instrument simultaneously. In addition, in the past, some endoscope accessories that helped endoscopes and instruments enter the human body were mostly made of stainless steel, which can be repeatedly sterilized and used in combination. , scissors and other surgical instruments, but also pre-loaded instrument manipulator in the mirror sheath. In this way, even i...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61B17/94A61B10/04A61B10/06
CPCA61B10/04A61B10/06A61B17/3439A61B2017/3443A61B2017/3445
Inventor 徐振亮杨卫华
Owner TIANJIN BOLANG SCI TECH DEV
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