CN113057565A - Ureter endoscope - Google Patents

Ureter endoscope Download PDF

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Publication number
CN113057565A
CN113057565A CN202110248339.3A CN202110248339A CN113057565A CN 113057565 A CN113057565 A CN 113057565A CN 202110248339 A CN202110248339 A CN 202110248339A CN 113057565 A CN113057565 A CN 113057565A
Authority
CN
China
Prior art keywords
channel
rear end
insertion tube
uretero
endoscope according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110248339.3A
Other languages
Chinese (zh)
Inventor
潘贤平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Jieyi Medical Devices Co ltd
Original Assignee
Hangzhou Jieyi Medical Devices Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Jieyi Medical Devices Co ltd filed Critical Hangzhou Jieyi Medical Devices Co ltd
Priority to CN202110248339.3A priority Critical patent/CN113057565A/en
Publication of CN113057565A publication Critical patent/CN113057565A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00011—Operational features of endoscopes characterised by signal transmission
    • A61B1/00013—Operational features of endoscopes characterised by signal transmission using optical means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00064—Constructional details of the endoscope body
    • A61B1/00066—Proximal part of endoscope body, e.g. handles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00147—Holding or positioning arrangements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/005—Flexible endoscopes
    • A61B1/0051—Flexible endoscopes with controlled bending of insertion part
    • A61B1/0052—Constructional details of control elements, e.g. handles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
    • A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/307—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the urinary organs, e.g. urethroscopes, cystoscopes

Abstract

The invention relates to a ureteral endoscope, which comprises a front end part, an insertion tube, an operation part and a connecting part, wherein two ends of the insertion tube are respectively connected with the front end part and the operation part, one end of the connecting part is connected with the operation part, the other end of the connecting part is used for connecting a camera light source system, a working channel is arranged in the insertion tube, a telescopic wire is arranged on the inner wall of the insertion tube, the front end of the telescopic wire is fixed on the inner wall of the front end part of the insertion tube, and the rear end of the telescopic wire penetrates through the rear end of the insertion tube to enter the operation part and is connected with a direction. The bending control of the insertion tube is convenient, the knob does not need to be rotated by a plurality of fingers, the bending control can be realized by only poking the control rod by one finger, and the control of a doctor is convenient; when the bending of the insertion tube is controlled, the bending process of the front end of the insertion tube is more stable and smooth, and the operation is convenient to smoothly carry out.

Description

Ureter endoscope
Technical Field
The invention relates to the technical field of medical instruments, in particular to a ureter endoscope.
Background
The endoscope is a detection instrument integrating traditional optics, ergonomics, precision machinery, modern electronics, mathematics and software into a whole. It has image sensor, optical lens, light source lighting, mechanical device, etc. and may enter the stomach orally or through other natural pore canal. Since a lesion that cannot be visualized by X-rays can be seen by an endoscope, the endoscope plays a very important role in medical diagnosis.
The endoscope is composed of a distal end, an insertion tube, an operation section, and a connection section. The front end and the insertion tube enter from a natural cavity of a human body, a doctor holds the operation part with hands to operate, the position of the front end of the electronic soft lens in the human body is controlled, and the connecting part is connected with the camera light source system to transmit image signals acquired by the front end out of an image.
Wherein, after the insertion tube is inserted into the human body, the direction needs to be controlled according to the operation requirement, so that the front end aims at the focus part of the human body, and the patent is the design of the insertion tube guide.
Disclosure of Invention
The invention aims to provide a ureter endoscope which is convenient for controlling the direction during operation.
In order to achieve the purpose, the invention provides the following technical scheme: a ureteroscope comprises a front end part, an insertion tube, an operation part and a connecting part, wherein two ends of the insertion tube are respectively connected with the front end part and the operation part, one end of the connecting part is connected with the operation part, the other end of the connecting part is used for connecting a camera light source system, a working channel is arranged in the insertion tube, a telescopic line is arranged on the inner wall of the insertion tube, the front end of the telescopic line is fixed on the inner wall of the front end part of the insertion tube, and the rear end of the telescopic line penetrates through the rear end of the insertion tube to enter the operation part and is connected with a direction control assembly in the.
The direction control assembly comprises a control part and a wiring part, wherein the rear end of the telescopic wire is connected with the wiring part, and the wiring part is connected with the control part.
The control assembly further comprises a guide part, and the rear end of the telescopic wire penetrates through the guide part and then is connected with the wiring part.
The control part comprises a base, a main gear and a control rod, wherein the base is fixed in the operation part, the main gear is arranged on the base, one end of the control rod is fixed with the main gear, and the other end of the control rod is positioned outside the operation part.
The wiring part comprises a first pinion, the first pinion is installed in the operation part and meshed with the main gear, a wiring terminal is arranged on the first pinion, and the rear end of the telescopic wire is connected with the wiring terminal.
The control assembly further comprises a guide part, the guide part comprises a second auxiliary gear, the second auxiliary gear is meshed with the first auxiliary gear, a wire guide is fixed on the second auxiliary gear, and the rear end of the telescopic wire penetrates through the wire guide and then is connected with the wiring terminal.
The working channel comprises an instrument channel, a fiber channel and a camera line channel.
The front end of the instrument channel is communicated with the front end part, and the rear end of the instrument channel is communicated with the operation part; the operating part is provided with a working channel, one end of the working channel is communicated with the inside of the operating part and is connected with the instrument channel, and the other end of the working channel is positioned outside the operating part.
The front end of the optical fiber channel is connected with the front end part, and the rear end of the optical fiber channel sequentially penetrates through the insertion tube, the operation part and the connecting part.
The front end of the camera shooting channel is connected with the front end part, and the rear end of the camera shooting channel sequentially penetrates through the insertion pipe, the operation part and the connecting part.
In conclusion, the invention has the following beneficial effects: the bending control of the insertion tube is convenient, the knob does not need to be rotated by a plurality of fingers, the bending control can be realized by only poking the control rod by one finger, and the control by a doctor is convenient; when the bending of the insertion tube is controlled, the bending process of the front end of the insertion tube is more stable and smooth, and the operation is convenient to smoothly carry out.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the direction control assembly.
Fig. 3 is a schematic view of the lever of fig. 2 after being fluctuated.
FIG. 4 is a schematic view of the structure of the insertion tube of the present invention.
Fig. 5 is a schematic view of the structure of the front end of the insertion tube.
Fig. 6 is a schematic structural view of the tip portion.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, the ureteroscope disclosed by the present invention comprises a tip portion 1, an insertion tube 2, an operation portion 3, and a connection portion 4, wherein two ends of the insertion tube 2 are respectively connected with the tip portion 1 and the operation portion 3, one end of the connection portion 4 is connected with the operation portion 3, the other end is used for connecting a camera light source system, a working channel is arranged in the insertion tube 2, a telescopic wire 5 is arranged on the inner wall of the insertion tube 2, the front end of the telescopic wire 5 is fixed on the inner wall of the front end portion of the insertion tube 2, and the rear end of the telescopic wire 5 penetrates through the rear end of the insertion tube 2 to enter the operation portion 3 and is connected with a direction control assembly in the operation portion 3.
In this embodiment, as shown in fig. 2, the direction control assembly includes a control portion 6, a connection portion 7 and a guide portion 8, the connection portion 7 is connected to the guide portion 8, the guide portion 8 is connected to the control portion 6, and the rear end of the retractable wire 5 passes through the guide portion 8 and then is connected to the connection portion 7.
The control part 6 comprises a base 61, a main gear 62 and a control rod 63, wherein the base 61 is fixed in the operation part 3, a pin 64 is fixed on the base 61, the main gear 62 is sleeved on the pin 64, one end of the control rod 63 is fixed with the main gear 62, and the other end is located outside the operation part 3.
The wire connection portion 7 comprises a first pinion 71, the first pinion 71 is mounted in the operation portion 3, the first pinion 71 is meshed with the main gear 62, a wiring terminal 72 is arranged on the first pinion 71, and the rear end of the telescopic wire 5 is connected with the wiring terminal 72.
The guide portion 8 includes a second pinion 81, the second pinion 81 is engaged with the first pinion 71, a wire guide 82 is fixed to the second pinion 81, and the rear end of the retractable wire 5 is connected to the terminal 72 after passing through the wire guide 82.
In the present embodiment, the principle of guiding the insertion tube 2 is that the direction of the tip portion 1 can be controlled by the waving control lever 63. When the control lever 63 is positioned at the center, the front end of the insertion tube 2 is kept in a straight state; as shown in fig. 2, the control rod 63 is swung backwards, the main gear 62 drives the first pinion 71 to rotate, the position of the binding post 72 on the first pinion 71 is changed, so that the telescopic wire 5 is pulled, the front end of the telescopic wire 5 pulls the front end of the insertion tube 2, and the front end of the insertion tube 2 bends to one side; as shown in fig. 3, the control rod 63 is swung forward, the main gear 62 drives the first pinion 71 to rotate reversely, the position of the binding post 72 on the first pinion 71 is changed again, the retractable wire 5 is pulled, and the front end of the retractable wire 5 pulls the front end of the insertion tube 2, so that the front end of the insertion tube 2 bends to the other side.
In the process, the thread guide 82 can guide the telescopic thread 5 and also strain the telescopic thread 5, so that the telescopic thread 5 is prevented from loosening, the telescopic thread 5 is kept in a stressed state, and the bending process of the front end of the insertion tube 2 is more stable and smooth. In fig. 2, the telescopic wire 5 is inserted into the upper part of the wire guide 82, and is connected with the binding post 72 after penetrating out from the lower part; in fig. 3, as the control rod 63 fluctuates, the wire guide 82 rotates 180 degrees, the telescopic wire 5 penetrates through the lower part and the upper part of the wire guide 82, and then is connected with the binding post 72; in the whole process, the telescopic wire 5 is always kept in a tensioned state.
In this embodiment, as shown in FIG. 4, the distal end of the insertion tube 2 has a portion of the bellows tube 21, and the two ends of the bellows tube 21 are provided with two joints 22, one joint 22 being connected to the distal end portion 1, and the other joint 22 being connected to a portion of the soft tube 23 of the insertion tube 2. The telescopic wire 5 can be made of a steel wire, the front end of the telescopic wire 5 is welded and fixed with the flexible leather hose 21, the telescopic wire and the flexible leather hose are both made of metal, the welding and fixing effect is good, and the telescopic wire and the flexible leather hose are not easy to fall off when the inserting pipe 2 is pulled.
In this embodiment, as shown in fig. 5, the working channel includes an instrument channel 91, a fiber channel 92, and a camera line channel 93. The front end of the instrument channel 91 is communicated with the front end part 1, and the rear end is communicated with the operation part 3; the operating part 3 is provided with an external working channel 31 of an instrument, one end of the external working channel 31 of the instrument is communicated with the inside of the operating part 3 and is connected with the instrument channel 91, and the other end is positioned outside the operating part 3. Instruments (such as graspers) enter the operation part 3 from the external working channel 31 of the instrument, sequentially pass through the operation part 3 and the insertion tube 2, and penetrate out of the tip part 1 to enter the body for operation.
In this embodiment, the tip portion 1 is connected to the tip of the optical fiber passage 92, and the rear end of the optical fiber passage passes through the insertion tube 2, the operation portion 3, and the connection portion 4 in this order. The front end of the light guide bundle is connected to the tip portion 1, and the rear end enters the optical fiber passage 92, and is connected to the image pickup light source system through the connection portion 4.
In this embodiment, the distal end of the imaging wire channel 93 is connected to the distal end portion 1, and the rear end passes through the insertion tube 2, the operation portion 3, and the connection portion 4 in this order. The front end of the image pickup line is connected to the tip portion 1, and the rear end enters the optical fiber passage 92, and is connected to the image pickup light source system through the connection portion 4.
In this embodiment, the distal end portion 1 is a transparent cover body, and is covered at the distal end of the insertion tube 2, the distal end portion 1 is provided with a light source spot 11 and a camera spot 12, the distal end of the light guide beam abuts against the light source spot 11, light can be transmitted out of the distal end portion 1 to illuminate the surgical site, and the camera abuts against the camera spot 12 to photograph the surgical site.
The tip part 1 is also provided with a channel outlet 13, the channel outlet 13 is communicated with the instrument channel 91, and the instrument penetrates out of the channel outlet 13 to enter the operation site.
In this embodiment, the distal end portion 1 and the insertion tube 2 of the uretero-endoscope are disposable, which ensures that the patient is not cross-infected.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. A ureteroscope, including tip portion, insert tube, operation portion, connecting portion, the both ends of insert tube are connected with tip portion and operation portion respectively, and the one end and the operation portion of connecting portion are connected, and the other end is used for connecting the light source system of making a video recording, its characterized in that: the inner wall of the insertion pipe is provided with a telescopic wire, the front end of the telescopic wire is fixed on the inner wall of the front end part of the insertion pipe, and the rear end of the telescopic wire penetrates through the rear end of the insertion pipe to enter the operation part and is connected with the direction control assembly in the operation part.
2. A uretero endoscope according to claim 1, wherein: the direction control assembly comprises a control portion and a wiring portion, the rear end of the telescopic wire is connected with the wiring portion, and the wiring portion is connected with the control portion.
3. A uretero endoscope according to claim 2, wherein: the control assembly further comprises a guide part, and the rear end of the telescopic wire penetrates through the guide part and then is connected with the wiring part.
4. A uretero endoscope according to claim 2, wherein: the control part comprises a base, a main gear and a control rod, the base is fixed in the operation part, the main gear is installed on the base, one end of the control rod is fixed with the main gear, and the other end of the control rod is located outside the operation part.
5. A uretero-endoscope according to claim 4, characterized in that: the wiring portion includes first pinion, and first pinion installs in the operation portion, and first pinion meshes with the master gear, is equipped with the terminal on the first pinion, and the rear end and the terminal connection of telescopic line.
6. A uretero-endoscope according to claim 5, characterized in that: the control assembly further comprises a guide portion, the guide portion comprises a second auxiliary gear, the second auxiliary gear is meshed with the first auxiliary gear, a wire guide is fixed on the second auxiliary gear, and the rear end of the telescopic wire penetrates through the wire guide and then is connected with the wiring terminal.
7. A uretero endoscope according to claim 1, wherein: the working channel comprises an instrument channel, a fiber channel and a camera line channel.
8. A uretero endoscope according to claim 7, wherein: the front end of the instrument channel is communicated with the front end part, and the rear end of the instrument channel is communicated with the operation part; the operating part is provided with a working channel, one end of the working channel is communicated with the inside of the operating part and is connected with the instrument channel, and the other end of the working channel is positioned outside the operating part.
9. A uretero endoscope according to claim 7, wherein: the front end of the optical fiber channel is connected with the front end part, and the rear end of the optical fiber channel sequentially penetrates through the insertion tube, the operation part and the connecting part.
10. A uretero endoscope according to claim 7, wherein: the front end of the camera shooting channel is connected with the front end part, and the rear end of the camera shooting channel sequentially penetrates through the insertion pipe, the operation part and the connecting part.
CN202110248339.3A 2021-03-07 2021-03-07 Ureter endoscope Pending CN113057565A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110248339.3A CN113057565A (en) 2021-03-07 2021-03-07 Ureter endoscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110248339.3A CN113057565A (en) 2021-03-07 2021-03-07 Ureter endoscope

Publications (1)

Publication Number Publication Date
CN113057565A true CN113057565A (en) 2021-07-02

Family

ID=76559724

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110248339.3A Pending CN113057565A (en) 2021-03-07 2021-03-07 Ureter endoscope

Country Status (1)

Country Link
CN (1) CN113057565A (en)

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