CN210300918U

CN210300918U - Endoscope device

Info

Publication number: CN210300918U
Application number: CN201920679507.2U
Authority: CN
Inventors: 严航; 唐伟; 张阿龙
Original assignee: Innovex Medical Co Ltd
Current assignee: Anqing Medical Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-04-14
Anticipated expiration: 2029-05-13

Abstract

The utility model provides an endoscope device, include: the endoscope body can be accessed into the bendable endoscope sheath from an endoscope access structure of the bendable endoscope sheath, and the sterilizing sheath is arranged at an inlet of the endoscope access structure so as to isolate the endoscope body from the outside; the endoscope body is connected with the bendable endoscope sheath, and then the conductive component is directly or indirectly conducted with a light source lead of the light source component, so that the light source component is powered. The utility model discloses in can avoid or alleviate the problem that brings because of processing such as disinfection, still can avoid the astigmatism reflection of light problem that the light source integration brought inside the endoscope body.

Description

Endoscope device

Technical Field

The utility model relates to the field of medical equipment, especially, relate to an endoscope device.

Background

In recent years, endoscopes and surgical instruments thereof are widely used in the field of minimally invasive diagnosis and treatment, and with the rapid development of minimally invasive medical technology, higher requirements are put on the endoscopes. The classification is carried out according to different positions reached by the endoscope: it is divided into neuroscope, urethrocystoscope, resectoscope, laparoscope, arthroscope, nasosinusitis, laryngoscope, etc. According to the bending of the endoscope head, the endoscope can be divided into a soft endoscope and a hard endoscope. The endoscope structure may be reusable.

The endoscope structure used repeatedly contacts with a patient, a medical staff and the like, and therefore needs to be sterilized and disinfected, however, because the endoscope structure is complicated, an image acquisition part, a light source part, medical related instruments and the like are generally packaged by packaging glue to form a packaging structure. After the packaging glue is subjected to damp-heat sterilization for many times, the structure of the packaging glue is easy to be unstable, so that the structures of the packaging structure and the endoscope structure are unstable, and the sterilization effect is not ideal due to damp-heat.

SUMMERY OF THE UTILITY MODEL

The utility model provides an endoscope device to easily cause the structure to be unstable and the unsatisfactory problem of sterilization effect becomes in the processing such as solving sterilization.

According to an aspect of the present invention, there is provided an endoscope apparatus including: the endoscope body can be accessed into the bendable endoscope sheath from an endoscope access structure of the bendable endoscope sheath, and the sterilizing sheath is arranged at an inlet of the endoscope access structure so as to isolate the endoscope body accessed into the bendable endoscope sheath from the outside;

the endoscope body is connected with the bendable endoscope sheath, and then the conductive component is directly or indirectly conducted with a light source lead of the light source component, so that the light source component is powered.

Optionally, the endoscope body includes an endoscope handle, an endoscope bending tube connected to the endoscope handle, and an image collecting and packaging structure disposed at a front end of the endoscope bending tube, and the conductive member is disposed on the endoscope handle.

Optionally, the image capturing package structure includes an image capturing component and a circuit board packaged together, the circuit board is directly or indirectly connected to the power line, and the image capturing component is connected to the circuit board.

Optionally, the bendable sheath comprises a sheath base body, a sheath bending tube and an insertion portion, the sheath base body is connected to the rear end of the sheath bending tube, and the insertion portion is arranged at the front end of the sheath bending tube;

the endoscope access structure is arranged on the endoscope sheath base body, a bending pipe channel for accommodating the endoscope bending pipe is formed in the endoscope sheath bending pipe and the insertion part, and the bending pipe channel is directly or indirectly communicated with a channel in the endoscope access structure.

Optionally, a multi-cavity tube is arranged in the bendable endoscope sheath, a bending tube channel used for accommodating a bending tube of the endoscope is arranged in the multi-cavity tube, and the bending tube channel is directly or indirectly communicated with a channel in the endoscope access structure.

Optionally, the light source lead is inserted into the light source lead channel;

the light source lead channel is arranged in the multi-cavity tube and is isolated from the bent tube channel, or: the light source lead channel is arranged outside the multi-cavity tube.

Optionally, an instrument tube channel is further arranged in the multi-lumen tube, the instrument tube channel is isolated from the bent tube channel, and the instrument tube channel and the bent tube channel are distributed in an 8-shaped manner.

Optionally, the flexible sheath is further provided with an instrument tube access structure for accessing an instrument tube, the instrument tube channel communicating directly or indirectly with a channel within the instrument tube access structure.

Optionally, the bendable sheath is further provided with at least one of:

a water and gas valve structure;

a bending control structure for controlling the bending of the sheath bending tube;

and the locking mechanism is used for locking the endoscope body and the bendable endoscope sheath.

Optionally, the sterilization sheath includes a foldable fungus blocking sleeve of the connecting portion and a compression box, the rear end of the connecting portion is connected with one end of the foldable fungus blocking sleeve, the other end of the foldable fungus blocking sleeve is connected with the compression box, the compression box is arranged at the rear end of the foldable fungus blocking sleeve, at least part of the foldable fungus blocking sleeve can be folded in the compression box, and the foldable fungus blocking sleeve can be isolated from the rear end of the endoscope body connected with the bendable endoscope sheath after being pulled open.

The utility model provides an among the endoscope device, utilize disposable flexible mirror sheath, can used repeatedly's endoscope body to and disposable sterilization sheath, can make:

when the endoscope is used by related personnel, the endoscope only contacts with the disposable bendable endoscope sheath and the sterilization sheath, and is completely isolated from the repeatedly used endoscope body, thereby effectively avoiding the occurrence of conditions such as bacterial pollution, reducing the risk of operation infection, and being convenient to use, safe and reliable. Therefore, the utility model discloses in can avoid or reduce the processing such as disinfection of endoscope body, and then avoid or alleviate the problem that brings because of processing such as disinfection. In addition, only the bendable endoscope sheath and the sterilization sheath are disposable, so that the cost can be reduced.

And simultaneously, the utility model discloses in, because the flexible mirror sheath is located to the light source part, just can be for the power supply of light source part after the endoscope body inserts the mirror sheath, compare in the scheme that packs together image acquisition part in the endoscope body and light source part, can avoid the astigmatism reflection of light problem that the light source integration brought inside the endoscope body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a first schematic structural view of an endoscopic apparatus according to an embodiment of the present invention;

fig. 2 is a second schematic structural view of an endoscopic apparatus according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an endoscope body according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view B-B of FIG. 3;

FIG. 5 is an enlarged partial schematic view of section I of FIG. 3;

FIG. 6 is a first schematic view of a head structure of a flexible sheath according to an embodiment of the present invention;

FIG. 7 is a first schematic cross-sectional view A-A of FIG. 3;

FIG. 8 is a second schematic cross-sectional view A-A of FIG. 6;

FIG. 9 is a schematic view of a second head structure of a flexible sheath according to an embodiment of the present invention;

fig. 10 is a schematic view illustrating a conductive member in contact with a light source lead according to an embodiment of the present invention;

FIG. 11 is a schematic view of a portion of a flexible sheath according to an embodiment of the present invention;

FIG. 12 is a schematic view of a second embodiment of the bendable sheath of the present invention;

fig. 13 is a schematic structural view of a sterilization sheath according to an embodiment of the present invention.

Description of reference numerals:

1-a flexible sheath;

11-endoscope access structure;

12-a sheath substrate;

13-an insertion section;

131-a support portion;

132-a transparent portion;

14-sheath bending tube;

15-water gas valve structure;

16-a bend control structure;

17-instrument tube access structure;

18-a fixation structure;

2-endoscope body;

21-endoscope handle;

22-endoscope bending tube;

23-image acquisition packaging structure;

231-an image acquisition component;

232-circuit board;

233-packaging the outer tube;

24-an image acquisition lead;

3-sterilizing the sheath;

31-a connecting portion;

32-a foldable bacteria-stopping sleeve;

33-a compression box;

4-a light source component;

5-a conductive member;

6-light source lead;

7-a power line;

8-a multi-lumen tube;

81-bending the tube channel;

82-an instrument tube channel;

83-light source lead channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The technical solution of the present invention will be described in detail with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.

Fig. 1 is a first schematic structural view of an endoscopic apparatus according to an embodiment of the present invention.

Referring to fig. 1, an endoscopic apparatus includes: the endoscope comprises a disposable flexible endoscope sheath 1, a reusable endoscope body 2 and a disposable sterilization sheath 3, wherein the endoscope body 2 can be accessed into the flexible endoscope sheath 1 from an endoscope access structure 11 of the flexible endoscope sheath, and the sterilization sheath 3 is arranged at an inlet of the endoscope access structure 11 so that the endoscope body 2 accessed into the flexible endoscope sheath 1 is isolated from the outside.

The bendable sheath 1 is understood to be a sheath with a sheath bending tube, wherein the sheath bending tube is a structure capable of controllably bending, and any structure form of bending does not depart from the scope of the embodiment and the alternatives thereof.

The endoscope body 2 may be understood as a structure capable of performing in vivo endoscopy, and may specifically include an image capturing member.

The sterilization sheath 3 can be understood as any sheath structure suitable for realizing the access action of the endoscope body 2 and isolating the endoscope body 2 from the outside after the endoscope body 2 is accessed into the flexible endoscope sheath 1. The sterilization sheath 3 and the flexible endoscope sheath 1 can be assembled together or integrated.

In the above embodiment, with the bendable sheath for single use, the endoscope body that can be reused, and the sterilization sheath for single use, it is possible to make: when the endoscope is used by related personnel, the endoscope only contacts with the disposable bendable endoscope sheath and the sterilization sheath, and is completely isolated from the repeatedly used endoscope body, thereby effectively avoiding the occurrence of conditions such as bacterial pollution, reducing the risk of operation infection, and being convenient to use, safe and reliable. Therefore, the utility model discloses in can avoid or reduce the processing such as disinfection of endoscope body, and then avoid or alleviate the problem that brings because of processing such as disinfection. In addition, only the bendable endoscope sheath and the sterilization sheath are disposable, so that the cost can be reduced.

Meanwhile, in the above embodiment, since the light source component is arranged in the bendable endoscope sheath, the endoscope body can supply power to the light source component after being connected into the endoscope sheath, and compared with a scheme of packaging the image acquisition component in the endoscope body and the light source component together, the problem of light scattering and light reflection caused by light source integration in the endoscope body can be avoided.

In this embodiment, a light source component 4 is disposed near the front end of the bendable sheath 1, the endoscope body 2 is provided with a conductive component, a power line 7 is connected to the rear end of the endoscope body 2, and the power line 7 is electrically connected to the conductive component 5, which may be indirectly connected through a line or a component to achieve conduction or directly connected to achieve conduction; after the endoscope body 2 is connected to the bendable endoscope sheath 1, the conductive member 5 is directly or indirectly conducted with the light source lead 6 of the light source member 4, so that the light source member 4 is powered, the light source lead 6 can be directly conducted and connected with the conductive member 5, further, the conductive member 5 can be conducted in contact with the light source lead 6, the light source lead 6 can also be indirectly conducted and connected with the conductive member 5 through other members or lines, and further, the conductive member 5 can be conducted in contact with the members or lines.

The light source unit 4 may be any unit that can be supplied with power and emit light, and may be, for example, an LED unit or a light guide fiber unit.

In the above embodiment, since the light source component is disposed in the bendable sheath, the endoscope body can supply power to the light source component after being connected to the sheath, and compared with a scheme of packaging the image acquisition component in the endoscope body and the light source component together, the problem of light scattering and light reflection caused by light source integration in the endoscope body can be avoided.

Fig. 2 is a second schematic structural view of an endoscopic apparatus according to an embodiment of the present invention; fig. 3 is a schematic structural view of an endoscope body according to an embodiment of the present invention; FIG. 4 is a schematic cross-sectional view B-B of FIG. 3; fig. 5 is a partially enlarged schematic view of a portion I in fig. 3.

Referring to fig. 2 to 5, the endoscope main body 2 includes an endoscope handle 21, an endoscope bending tube 22 connected to the endoscope handle 21, and an image capturing and packaging structure 23 provided at a front end of the endoscope bending tube 22, and the conductive member 5 is provided on the endoscope handle 21.

In the above embodiment, the power supply after the insertion can be easily performed by one operation as the endoscope handle 21 is moved. The conductive member 5 may be provided at the distal end of the endoscope handle 21 so as to protrude from the distal end surface of the endoscope handle 21, or the conductive member 5 may be recessed in the distal end surface of the endoscope handle 21 or flush with the distal end surface of the endoscope handle 21.

The endoscope handle 21, which is understood to be a structure suitable for a person to hold the endoscope body 2 so as to feed it into the bendable sheath, is provided with the endoscope access structure 11, and the size of the channel in the endoscope access structure 11 can be matched with the outer diameter of the endoscope handle 21 so as to be suitable for guiding insertion and to facilitate securing of the securing position. A channel in the endoscope access structure 11 may communicate with the interior space of the endoscope handle 21 and thus to the curved tube channel.

The image capturing package structure 23 may be understood as any entity having image capturing components and packaged together using a packaging process to form a complete structure. Compared with the package structure in the prior art, the light source component is not packaged in the above embodiment, and the structure is simplified. Further, the structure can be more compact, thereby being beneficial to the effect of not increasing the outer diameter of the endoscope.

In one embodiment, referring to fig. 5, the image capturing package structure 23 includes an image capturing component 231 and a circuit board 232 packaged together, the circuit board 323 is directly or indirectly connected to the power line 7, for example, may be directly or indirectly connected to the power line 7 through an image capturing lead 24, and the image capturing component 231 is connected to the circuit board 232.

In a specific implementation, the image capturing component 231 and the circuit board 232 may be packaged together by using an outer packaging tube 233, wherein the outer packaging tube 233 may be integrated with the tube wall of the endoscope bending tube 22, or may be understood as a portion of the tube wall of the endoscope bending tube.

In addition, in the above embodiment, the endoscope body 2 may also have the positive effects of few interfaces, convenient use, safety, reliability, and the like.

FIG. 6 is a first schematic view of a head structure of a flexible sheath according to an embodiment of the present invention; FIG. 7 is a first schematic cross-sectional view A-A of FIG. 3; FIG. 8 is a second schematic cross-sectional view A-A of FIG. 6; fig. 9 is a schematic view of a head structure of a bendable sheath according to an embodiment of the present invention.

Referring to fig. 6 to 9 and fig. 2, the bendable sheath 1 includes a sheath base 12, a sheath bending tube 14 and an insertion portion 13, the sheath base 12 is connected to a rear end of the sheath bending tube 14, and the insertion portion 13 is disposed at a front end of the sheath bending tube 14.

The endoscope access structure 11 is arranged on the endoscope sheath base body 12, a bending pipe channel 81 for accommodating an endoscope bending pipe is formed in the endoscope sheath bending pipe 14 and the insertion part 13, and the bending pipe channel 81 is directly or indirectly communicated with a channel in the endoscope access structure 11.

The sheath base 12, which may be understood as a base adapted to have the endoscope access structure 11, the insertion portion 13, the sheath bending tube 14, etc. disposed thereon to form an integral body of the bendable sheath, wherein in one embodiment, the sheath base 12 may further have at least one of a water gas valve structure 15, a bending control structure 16, and an instrument tube access structure, namely:

the bendable endoscope sheath 1 is also provided with at least one of the following components:

a water gas valve structure 15;

a bending control structure 16 for controlling the bending of the sheath bending tube 14;

a locking mechanism (not shown) for locking the endoscope body 2 and the bendable sheath 1.

The water gas valve structure 15, the bending control structure 16, and the instrument tube access structure 17 can be understood by referring to the water gas valve structure, the bending control structure, and the instrument tube access structure of the endoscope sheath in the related art, that is: any existing water gas valve structure, bending control structure, and instrument tube access structure, or the use of the improved water gas valve structure, bending control structure, and instrument tube access structure, do not depart from the above description of this embodiment.

Sheath bending tube 14 is understood to be a tube structure that can be controllably bent, and thus, bending of endoscope bending tube 22 inserted into endoscope channel 81 can be followed.

In addition, the sheath bending tube 14 may be provided at one end of the sheath base 12, and the endoscope insertion structure 11 may be provided at a position close to the other end of the sheath base 12, and may be further adapted to enable insertion of the endoscope body 2.

The insertion portion 13, which may be understood as a structure provided at the distal end of the sheath bending tube 14, may be adapted to perform a desired operation, and at the same time, the image pickup element 231 of the image pickup package structure 23 may be provided therein. Furthermore, the image capturing package 23 may be partially within the curved tube 14 or may be entirely within the curved tube 14.

The insertion portion 13 may be integral with the sheath bending tube 14 or may be non-integral.

The head end part of the insertion part 13 is optimized in structure, and the head part is smaller than the trunk part, so that the endoscope device can be conveniently inserted into a natural cavity or an incision channel of a human body.

In one embodiment, referring to fig. 6, the insertion portion 13 may include a supporting portion 131 and a transparent portion 132, the front end of the supporting portion 131 is connected to the transparent portion 132, and the rear end is connected to the sheath bending tube 14. The image capturing unit 131 can capture a front image through the transparent part 132.

Referring to fig. 7 to 9 in combination with fig. 6, a multi-lumen tube 8 may be disposed in the bendable endoscope sheath 1, a bending tube channel 81 for accommodating the endoscope bending tube 22 is disposed in the multi-lumen tube 8, and the bending tube channel 81 is directly or indirectly communicated with a channel in the endoscope access structure 11, so that the endoscope bending tube 22 can be accessed to the bending tube channel 81 when the endoscope body 2 is inserted into the channel in the endoscope access structure 11.

Correspondingly, in the bendable sheath 1, there may be provided a related structure for guiding and fixing the endoscope body 2, for example, a rail structure, the front end of which is connected to the endoscope access structure 11, and the rear end of which is connected to the sheath bending tube 14 and/or the multilumen tube 8. The multilumen tubing 8 is held in position with the sheath base 12 by a holding structure to accommodate insertion of the endoscope bending tube 22 into the sheath bending tube 14.

Fig. 10 is a schematic view illustrating the conductive component and the light source lead in contact conduction according to an embodiment of the present invention.

Referring to fig. 10, which illustrates the above-mentioned fixing structure 18 by way of example, one side of the fixing structure 18 may be provided with a first slot for insertion of the electrically conductive member 5, and the other side of the fixing structure 18 may be provided with a second slot for insertion of the multilumen tubing 8, so that the electrically conductive member 5 may be electrically connected to the light source lead 6 in the multilumen tubing 8 after insertion of the two sides, respectively.

In other examples, the fixing structure may also adopt other structural forms, for example, a conducting element may be provided therein to conduct the conducting part 5 and the light source lead 6 on both sides by using the conducting element, and in addition, the fixing structure may not be used to achieve the fixing of the positions of the parts, thereby being suitable for the direct or indirect contact conduction between the conducting part 5 and the light source lead 6, and is not limited to the above.

In one embodiment, the light source lead 6 is inserted into the light source lead channel 83.

In the embodiment shown in fig. 7, the light source guidewire channel 83 is provided outside the multilumen tubing 8, and in particular may be provided in the space between the outside of the multilumen tubing 8 and the inside of the wall of the sheath bend 14, which may provide isolation between the light source guidewire channel 83 and the bend channel 81.

In the embodiment shown in fig. 8, the light source lead passage 83 is provided within the multilumen tubing 8, and the light source lead passage is isolated from the curved tubing passage.

In the above embodiment, the curved tube channel corresponding to the middle image acquisition component and the light source lead channel corresponding to the light source component are not the same channel, and are physically separated by the tube wall, so that light interference can be further effectively prevented or alleviated.

In one embodiment, referring to fig. 7-9, an instrument channel 82 is further disposed in the multilumen tubing, the instrument channel 82 is isolated from the curved tube channel 81, and the instrument channel 82 and the curved tube channel 81 are in a 8-shaped configuration.

Correspondingly, the bendable endoscope sheath 1 is also provided with an instrument tube access structure 17 for accessing an instrument tube, and the instrument tube channel 82 communicates directly or indirectly with a channel in the instrument tube access structure 17.

This 8-shape can be understood as: the instrument tube channel 82 and the bending tube channel 81 are both circular in cross section, and the centers of the two channels are distributed along the diameter direction of the endoscope sheath bending tube 14. Therefore, the 8-shaped font can also be understood as a 8-shaped font.

The light source parts 5 may be provided at both sides of the 8-shape, that is, at both left and right sides of the 8-shape shown in fig. 7.

In the above embodiment, more efficient use of space can be facilitated.

FIG. 11 is a schematic view of a portion of a flexible sheath according to an embodiment of the present invention; fig. 12 is a schematic view of a part of a structure of a flexible sheath according to an embodiment of the present invention.

Referring to fig. 11 and 12, in one embodiment, only curved tube passageway 81 may be provided without forming instrument tube passageway 82, etc. Other configurations may be as described above.

Referring to fig. 13, the sterilization sheath 3 includes a connection portion 31, a foldable bacteria-blocking sleeve 32 and a compression box 33, wherein the rear end of the connection portion 31 is connected to one end of the foldable bacteria-blocking sleeve 32, the other end of the foldable bacteria-blocking sleeve 32 is connected to the compression box 33, the compression box 33 is disposed at the rear end of the foldable bacteria-blocking sleeve 32, at least a portion of the foldable bacteria-blocking sleeve can be folded in the compression box 33, and the other end of the bacteria-blocking sleeve folded in the compression box is connected to the compression box 33. The bacteria-resistant sleeve folded in the compression box can be isolated from the rear end of the endoscope body 2 connected with the bendable endoscope sheath 1 after being pulled open.

The sterilization sheath is matched for use in the above embodiment, so that all the contactable outer surface parts of a patient and an operator are sterilized disposable parts, and are completely isolated from the repeatedly used endoscope body, and the endoscope is convenient to use, safe and reliable.

The sterilization sheath 3 contains a foldable sterilization sleeve 32 which can be drawn and folded in a compressed box. The problem of endoscope body or rather than the host computer connecting wire can bring patient and doctor bacterial contamination is solved, play the effect that there is the fungus region to isolate completely. In the using process, after the endoscope body is inserted along the endoscope access structure of the bendable endoscope sheath, the sterilizing sheath is directly pulled and pulled, and the endoscope body and the power line thereof can be isolated from a sterile area.

To sum up, the utility model provides an among the endoscope device, utilize disposable flexible mirror sheath, can used repeatedly's endoscope body to and disposable sterilization sheath, can make: when the endoscope is used by related personnel, the endoscope only contacts with the disposable bendable endoscope sheath and the sterilization sheath, and is completely isolated from the repeatedly used endoscope body, thereby effectively avoiding the occurrence of conditions such as bacterial pollution, reducing the risk of operation infection, and being convenient to use, safe and reliable. Therefore, the utility model discloses in can avoid or reduce the processing such as disinfection of endoscope body, and then avoid or alleviate the problem that brings because of processing such as disinfection. In addition, only the bendable endoscope sheath and the sterilization sheath are disposable, so that the cost can be reduced.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An endoscopic device, comprising: the endoscope body can be accessed into the bendable endoscope sheath from an endoscope access structure of the bendable endoscope sheath, and the sterilizing sheath is arranged at an inlet of the endoscope access structure so as to isolate the endoscope body accessed into the bendable endoscope sheath from the outside;

2. The endoscopic device as defined in claim 1, wherein the endoscope body includes an endoscope handle, an endoscope bending tube connected to the endoscope handle, and an image pickup package structure provided at a front end of the endoscope bending tube, the conductive member being provided at the endoscope handle.

3. The endoscopic device of claim 2 wherein the image capture package comprises an image capture component and a circuit board packaged together, the circuit board being directly or indirectly connected to the power cord, the image capture component being connected to the circuit board.

4. The endoscope apparatus according to any one of claims 1 to 3, wherein the bendable sheath includes a sheath base connected to a rear end of the sheath bending tube, a sheath bending tube, and an insertion portion provided at a front end of the sheath bending tube;

5. An endoscope apparatus according to any of claims 1-3 and wherein said flexible sheath has a multilumen tube disposed therein, said multilumen tube having a bending tube channel disposed therein for receiving a bending tube of an endoscope, said bending tube channel communicating directly or indirectly with a channel in said endoscope access structure.

6. The endoscopic device of claim 5 wherein the light source lead is threaded through a light source lead channel;

7. An endoscopic device as defined in claim 5, wherein an instrument channel is further provided in the multilumen tube, the instrument channel being isolated from the curved tube channel, the instrument channel and curved tube channel being in an 8-letter configuration.

8. An endoscopic device as defined in claim 7, wherein the flexible sheath is further provided with an instrument tube access structure for accessing an instrument tube, the instrument tube channel communicating directly or indirectly with a channel within the instrument tube access structure.

9. An endoscopic device as defined in any one of claims 1 to 3, wherein said flexible sheath is further provided with at least one of:

a water and gas valve structure;

10. The endoscope apparatus according to any one of claims 1 to 3, wherein the sterilization sheath comprises a connecting portion, a foldable bacteria-blocking sheath, and a compression box, wherein a rear end of the connecting portion is connected to one end of the foldable bacteria-blocking sheath, the other end of the foldable bacteria-blocking sheath is connected to the compression box, the compression box is arranged at a rear end of the foldable bacteria-blocking sheath, the foldable bacteria-blocking sheath can be folded in the compression box, and the foldable bacteria-blocking sheath can be separated from a rear end of an endoscope body connected to the bendable endoscope sheath after being pulled open.