CN217852918U

CN217852918U - Endoscope expansion structure

Info

Publication number: CN217852918U
Application number: CN202221396835.XU
Authority: CN
Inventors: 金付龙
Original assignee: Shanghai Chengyun Medical Devices Co ltd
Current assignee: Shanghai Chengyun Medical Devices Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-22
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses an endoscope expanding structure belongs to endoscope technical field, which comprises an outer shell, interior casing and air guide cavity, air guide cavity has been laid before shell body and the interior casing, the tip subassembly includes the tip casing, the integrated end of endoscope and recess, the tip casing is fixed to be assembled in shell body one side, its end is equipped with the integrated end of endoscope, a plurality of recesses have still been laid to tip casing opposite side, pipe circumference is laid on the tip casing and is rotated and assemble in the recess, spacing pipe has been laid to the pipe inside, flexible component includes piston and flexible plastic sheet, the piston slides and assembles in the air guide cavity, the fixed a plurality of flexible plastic sheets that are equipped with of one end, flexible plastic sheet slides and assembles in spacing pipe, the utility model discloses a plurality of pipes of tip casing one side are laid to and slide and assemble the flexible plastic sheet in the pipe, can prop apart the affected part tissue wall in the observation process, thereby obtain better observation field of vision, improve the convenience in use of endoscope.

Description

Endoscope expansion structure

Technical Field

The utility model belongs to the technical field of the endoscope, specifically relate to an endoscope expansion structure.

Background

Endoscopes generally refer to medical instruments that enter the human body through various ducts to observe the internal conditions of the human body. The endoscope can be used for observing the pathological changes which can not be displayed by X-ray, such as gastric ulcer or tumor, so as to make an optimal treatment scheme, and part of the endoscope has the treatment function, such as cystoscope, gastroscope, colonoscope, bronchoscope, laparoscope and the like.

When the existing endoscope is used for observing an affected part, when the affected part of a part of patients is in lesion hyperplasia or inflammation and swelling, so that tissue parts of the inner wall of a cavity are extruded together, the observation effect of an endoscope image pick-up unit on the affected part is easily influenced.

SUMMERY OF THE UTILITY MODEL

To the deficiency that the prior art exists, the embodiment of the utility model provides an endoscope expands structure to solve the problem in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an endoscope expansion structure comprises a shell component, wherein the shell component comprises an outer shell, an inner shell and an air guide cavity, the inner shell is fixedly arranged in the outer shell, and the air guide cavity is arranged in front of the outer shell and the inner shell;

the end part assembly comprises an end part shell, an endoscope integrated end and grooves, the end part shell is fixedly assembled on one side of the outer shell, the tail end of the end part shell is assembled with the endoscope integrated end, and a plurality of grooves are distributed on the other side of the end part shell;

the guide assembly comprises a plurality of guide pipes, the guide pipes are circumferentially distributed on the end part shell and rotatably assembled in the grooves, and limiting pipes are distributed in the guide pipes; and

the telescopic component comprises a piston and flexible plastic sheets, the piston is assembled in the air guide cavity in a sliding mode, one end of the piston is fixedly provided with a plurality of flexible plastic sheets, and the flexible plastic sheets are assembled in the limiting pipe in a sliding mode.

As a further aspect of the present invention, the housing member further includes an integrated pipeline electrically connected to the integrated end of the endoscope.

As a further proposal of the utility model, the guide tube is obliquely arranged in the groove and radially arranged towards one side direction of the integrated end of the endoscope.

As a further aspect of the present invention, a slot hole is further disposed on one side of the housing, the slot hole includes an upper slot and a lower slot, and the upper slot is used for limiting the movement track of the flexible plastic sheet.

As a further aspect of the present invention, the telescopic member further includes a spherical end and a convex groove portion, the spherical end is assembled at the end of the flexible plastic sheet, the convex groove portion is disposed on one side of the flexible plastic sheet, and is matched with the lower groove.

To sum up, compared with the prior art, the embodiment of the utility model has the following beneficial effects:

the utility model discloses a plurality of pipes of tip casing one side are laid to circumference slope to and the flexible plastic sheet of sliding assembly in the pipe, can strut the affected part tissue wall in the observation process, thereby obtain the better observation field of vision, improve the use convenience of endoscope.

Drawings

Fig. 1 is a schematic structural view of an endoscope expansion structure according to an embodiment of the present invention.

Fig. 2 is a schematic structural view illustrating a marker a in an endoscope expansion structure provided in an embodiment of the present invention.

Fig. 3 is a schematic perspective view of a slot in an endoscope expansion structure according to an embodiment of the present invention.

Reference numerals: 1-shell component, 101-outer shell, 102-inner shell, 103-air guide cavity, 104-integrated pipeline, 2-end component, 201-end shell, 202-endoscope integrated end, 203-groove, 3-guide component, 301-guide pipe, 302-limit pipe, 4-slot hole, 401-upper groove, 402-lower groove, 5-telescopic component, 501-piston, 502-flexible plastic sheet, 503-spherical end and 504-convex groove.

Detailed Description

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 3, an endoscope expanding structure in an embodiment of the present invention includes a shell member 1, where the shell member 1 includes an outer shell 101, an inner shell 102, and an air guide cavity 103, the inner shell 102 is fixedly disposed inside the outer shell 101, and the air guide cavity 103 is disposed in front of the outer shell 101 and the inner shell 102; the end part assembly 2 comprises an end part shell 201, an endoscope integrated end 202 and a groove 203, wherein the end part shell 201 is fixedly assembled at one side of the outer shell 101, the endoscope integrated end 202 is assembled at the tail end of the end part shell, and a plurality of grooves 203 are further distributed at the other side of the end part shell 201; the guide assembly 3 comprises a plurality of guide pipes 301, the guide pipes 301 are circumferentially distributed on the end part shell 201 and are rotatably assembled in the groove 203, and a limiting pipe 302 is distributed in each guide pipe 301; and the telescopic member 5 comprises a piston 501 and a flexible plastic sheet 502, the piston 501 is slidably assembled in the air guide cavity 103, one end of the piston is fixedly provided with a plurality of flexible plastic sheets 502, and the flexible plastic sheets 502 are slidably assembled in the limiting pipe 302.

In practical application, when the endoscope is used, after the endoscope is delivered into a body of a patient, because the air guide cavity 103 is arranged in front of the outer shell 101 and the inner shell 102, and the piston 501 is slidably assembled in the air guide cavity 103, the piston 501 can be pushed to slide in the air guide cavity 103 after air is introduced into the air guide cavity 103, and at this time, the piston 501 can drive the flexible plastic sheet 502 to move synchronously in the movement process, and one end of the flexible plastic sheet 502 is slidably assembled in the limiting tube 302, so that in the sliding process of the flexible plastic sheet 502 along the limiting tube 302, because the guide tube 301 is obliquely arranged in the groove 203, the flexible plastic sheet 502 obliquely slides out towards the endoscope integrated end 202 and abuts against the inner wall tissue of the lumen of the patient, the tissue blocking the observation field of view of the endoscope can be pushed towards the wall of the lumen, and a better observation angle of view can be obtained.

In one aspect of this embodiment, the flexible plastic sheet 502 is preferably made of a resin modified material, which is preferably flexibly modified to provide good flexibility.

In a preferred embodiment of the present invention, as shown in fig. 1, the housing member 1 further comprises an integrated line 104, and the integrated line 104 is electrically connected to the endoscope integrated end 202.

In practical applications of the present embodiment, the integrated pipeline 104 may be connected to common endoscope pipelines such as a gas phase pipe, a liquid phase pipe, and an electric control pipe, which are common technical means in the field of endoscopes and are not described in detail herein.

In a preferred embodiment of the present invention, as shown in fig. 2, the guide tubes 301 are obliquely arranged in the grooves 203 and radially arranged toward the side of the endoscope integrated end 202.

In practical application, the guide tube 301 is obliquely arranged in the groove 203 and radially arranged towards the endoscope integrated end 202, so that the flexible plastic sheet 502 can radially extend towards the outside of the endoscope along the direction of the guide tube 301 in the process of sliding in the limiting tube 302, thereby stretching the tissue wall of the affected part, and the stretched position is in front of the endoscope camera unit, so that the shooting field of vision can be better obtained.

In a preferred embodiment of the present invention, as shown in fig. 2 and 3, a slotted hole 4 is further disposed on one side of the outer casing 101, and the slotted hole 4 includes an upper slotted groove 401 and a lower slotted groove 402, where the upper slotted groove 401 is used to define a movement track of the flexible plastic sheet 502.

In practical application of the embodiment, the flexible plastic sheets 502 are slidably assembled in the upper groove 401, and the upper groove 401 can limit sliding tracks of the flexible plastic sheets 502, so that the flexible plastic sheets 502 circumferentially arranged in the air guide cavity 103 radially extend to the outside of the endoscope, and the flexible plastic sheets 502 are prevented from being twisted and clamped in the limiting tube 302.

As shown in fig. 1, in a preferred embodiment of the present invention, the telescopic member 5 further includes a spherical end 503 and a convex groove portion 504, the spherical end 503 is assembled at the end of the flexible plastic sheet 502, and the convex groove portion 504 is disposed at one side of the flexible plastic sheet 502 and is matched with the lower groove 402.

In practical application, the piston 501 can be controlled to slide in the air guide cavity 103 by inputting and extracting air into and from the air guide cavity 103, and the spherical end 503 is assembled at the end of the flexible plastic sheet 502, so that the flexible plastic sheet 502 can prevent the affected part tissue from being pulled or clamped in the process of retracting into the air guide cavity 103, and the safety of the expanding structure is improved.

In one aspect of this embodiment, when the convex groove portion 504 slides through the lower groove 402 and abuts on the catheter 301, the catheter 301 can be pressed to rotate clockwise, so that the catheter 301 rotates in the concave groove 203, and the flexible plastic sheet 502 in the limiting tube 302 synchronously rotates clockwise, so as to enlarge the spreading angle of the flexible plastic sheet 502.

The above embodiment of the utility model provides an endoscope expansion structure to lay a plurality of pipes 301 in tip casing 201 one side through circumference slope, and the flexiplast piece 502 of slip assembly in pipe 301, can strut the affected part tissue wall in the observation process, thereby obtain better observation field of vision, improve the use convenience of endoscope.

In the description of the present invention, it is to be understood that the terms "upper", "side", "inner", and the like are used in the orientation and positional relationship shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the endoscope extending structure or member in question must have a particular orientation, be constructed in a particular orientation, and be operated, and that unless otherwise expressly specified or limited, the terms "disposed", "mounted", "connected", and "connected" are to be construed broadly, e.g., as being fixed or detachably connected, or integrally connected; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present disclosure will be understood by those skilled in the art according to the specific circumstances.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An endoscopic dilation structure, wherein the endoscopic dilation structure comprises:

the shell component comprises an outer shell, an inner shell and an air guide cavity, wherein the inner shell is fixedly arranged in the outer shell, and the air guide cavity is arranged in front of the outer shell and the inner shell;

the telescopic component comprises a piston and flexible plastic sheets, the piston is slidably assembled in the air guide cavity, one end of the piston is fixedly provided with a plurality of flexible plastic sheets, and the flexible plastic sheets are slidably assembled in the limiting pipe.

2. An endoscopic dilation structure according to claim 1 wherein the housing member further comprises an integrated line, the integrated line being electrically connected to the endoscope integrated tip.

3. An endoscope dilation structure according to claim 1 wherein the guide tubes are obliquely disposed in the grooves and radially disposed toward the endoscope integral end side.

4. An endoscope dilation structure according to claim 1 wherein the outer housing further comprises slotted holes disposed on one side thereof, the slotted holes comprising upper and lower slots, the upper slot defining a path of movement of the flexible plastics sheet.

5. An endoscope dilation structure according to claim 1 wherein the telescopic member further comprises a spherical end and a tongue portion, the spherical end being mounted to the distal end of the flexible plastic sheet, the tongue portion being disposed on one side of the flexible plastic sheet and matching the lower groove.