CN219048374U - Endoscope apparatus - Google Patents

Abstract

The utility model relates to an endoscope device, comprising an insertion assembly and a handle; the insertion component comprises an insertion piece, a conductive piece and a light guide piece, wherein the conductive piece and the light guide piece are accommodated in the insertion piece; one end of the insertion piece is provided with a first light guide joint and a first conductive joint, the light guide piece can be connected with the first light guide joint in a light-guiding way, and the conductive piece can be connected with the first conductive joint in a conductive way; one end of the handle is provided with a second light guide joint and a second conductive joint, the second light guide joint is matched with the first light guide joint, and the second conductive joint is matched with the first conductive joint; the first light guide connector is arranged so that the first light guide connector and the second light guide connector can be connected to each other in a predetermined direction. The electric conduction piece and the light guide piece are arranged in the insertion piece, so that the endoscope device can provide an illumination function; in addition, this endoscope device uses first light guide joint as prevents slow-witted portion, makes the grafting direction between the plug-in components and the handle can be discerned fast to operating personnel, realizes assembling endoscope device fast and accurately.

Description

Endoscope apparatus

Technical Field

The present utility model relates to the field of medical technology, and in particular to an endoscope apparatus.

Background

With the development of medical technology, an endoscope technology appears, which is a medical electron optical instrument integrating high-precision technologies such as light collection, mechanical and electrical, and the like, capable of being inserted into a body cavity and an internal cavity of an organ to directly observe, diagnose and treat. In the examination and operation using the endoscope apparatus, the insertion member of the endoscope apparatus, which is in direct contact with the human body, may be introduced into the human body through a natural orifice or a small incision of the human body for medical operation.

Endoscopic devices typically include a removably attachable insert for accessing the interior of the body for medical procedures and a handle for grasping by a physician to manipulate the endoscopic device. In conventional endoscopic devices, the insert is provided with a first conductive contact and the handle is provided with a second conductive contact, the insert being in conductive connection with the handle. However, the insert, when conductively connected to the handle, has problems such as difficult alignment, easy insertion, and delays the surgical time.

Disclosure of Invention

Based on this, it is necessary to provide an endoscope apparatus.

An endoscopic device includes an insertion assembly and a handle; the insertion assembly comprises an insertion piece, a conductive piece and a light guide piece, wherein the conductive piece and the light guide piece are accommodated in the insertion piece; the light guide piece can be connected to the first light guide joint in a light-guiding way, and the conductive piece can be connected to the first conductive joint in a conductive way; a second light guide connector and a second conductive connector are arranged at one end of the handle, the second light guide connector is matched with the first light guide connector, and the second conductive connector is matched with the first conductive connector;

the first light guide connector is arranged so that the first light guide connector and the second light guide connector can be connected to each other in a predetermined direction.

The arrangement is that the conducting piece and the light guide piece are arranged in the insertion piece, and the endoscope can provide an illumination function, so that the surgical visual field in the operation is bright; in addition, the endoscope provided by the utility model also uses the first light guide connector as the fool-proof part, so that an operator can rapidly distinguish the plugging direction between the insert and the handle, the situation that the first light guide connector and the second light guide connector are reversely plugged is avoided, irreversible damage to precise electronic elements in the endoscope device is caused, and the endoscope device is rapidly and accurately assembled.

In one embodiment, the first conductive connector is an elongated protrusion, and the second conductive connector is an elongated groove; the first light guide joint is a bulge, and the second light guide joint is a groove;

the first light guide connector is asymmetrically arranged with the first conductive connector as a center.

The first conductive connector and the first light guide connector on the insert are of the convex structures, the second conductive connector and the second light guide connector on the handle are of the groove structures, and when the insert is replaced, the groove structures can prevent the second conductive connector and the second light guide connector from being damaged, so that the service life of the handle is prolonged; when the insert needs to be sterilized separately, the protrusion structure can improve the waterproof effect of the first conductive connector and the first light guide connector. In addition, the insertion direction of the insert and the handle can be quickly determined by the positional relationship of the first light guide connector and the first conductive connector.

In one embodiment, the number of the first light guide connectors is a plurality, and the plurality of the first light guide connectors are distributed around the first conductive connector at intervals.

So set up, a plurality of first light guide joints can correspond a plurality of light guides, can provide sufficient light source for medical operation.

In one embodiment, the number of the first light guide joints is two, and the number of the second light guide joints is at least two; the two first light guide connectors are respectively arranged on two opposite sides of the first conductive connector, and the outer diameters of the two first light guide connectors are different.

So set up, first light guide joint sets up respectively in the opposite both sides of first conductive joint, can reduce the illumination dead angle when performing the operation. In addition, through the first light guide connector of the different external diameters of the relative both sides distribution at first conductive connector, can confirm the direction of inserting of plug-in components and handle fast to the simple structure of plug-in components and handle, the cost of manufacture is low.

In one embodiment, the plurality of first light guide connectors are respectively disposed at two sides of the first conductive connector, and the first light guide connectors are asymmetric in number with the first conductive connector as a center.

So set up, first light guide joint sets up respectively in the opposite both sides of first conductive joint, can reduce the illumination dead angle when performing the operation. In addition, through the first light guide connector of the different numbers of both sides distribution that is opposite at first conductive connector, can confirm the direction of inserting of inserts and handle fast to the simple structure of inserts and handle, the cost of manufacture is low.

In one embodiment, the light guide is an optical fiber.

By the arrangement, the light source with small lumens can be selected because the optical fiber has small loss on the light source, and the effect of saving energy is achieved. In addition, the optical fiber has the advantages of simple structure, easy connection and low replacement cost.

In one embodiment, the handle comprises a handle body and a fastener, wherein the fastener is movably sleeved on the handle body, and the inner wall of the fastener is provided with an internal thread; the outer peripheral wall of the insert is provided with external threads, and the insert is in threaded fastening connection with the fastener.

So set up, when the inserts is as an organic whole with the handle, if waterproof inefficacy appears in disinfection's in-process, can cause irreversible damage to its inside accurate electronic component, need whole change, the replacement cost is high. When the insert is detachably connected with the handle, the insert which is in direct contact with the human body can be strictly disinfected and sterilized, and the insert is simple in structure and convenient to disinfect and sterilize. When an insert needs to be replaced, the fastener can continue to be used because the fastener can be movably connected to the handle. In addition, the insert and the handle body are detachably connected through threaded fit of the fastener and the insert, and the connecting mode is simple and convenient.

In one embodiment, the handle body is provided with a mounting groove, the middle part of the fastening piece is inwards provided with a stop step in a protruding mode, and the stop step is movably mounted in the mounting groove;

a waterproof groove is formed between the fastener and the handle body, and the waterproof groove is positioned at one side of the stop step, which is opposite to the side away from the second conductive connector.

So set up, the mounting groove provides nimble installation space for the connection of handle and inserts, the assembly and the dismantlement in the daily maintenance use of being convenient for. The internal thread of the side of the stop step facing the insert provides a reliable threaded connection for the connection of the fastener to the insert; the waterproof groove formed on one side of the stop step facing the handle improves the waterproof effect of the threaded connection part of the fastener and the insert.

In one embodiment, the mounting groove is an annular groove, and the stop step is an annular protrusion.

By the arrangement, the space structure of the annular groove improves the waterproof effect of the endoscope device, and the endoscope device can be assembled and disassembled more smoothly in daily life.

In one embodiment, the endoscopic device further comprises a seal member affixed to an end surface of the handle that is relatively close to the insertion assembly.

So set up, the sealing member can improve the water-proof effects of the junction can be dismantled with the handle to the inserts, and the sealing member sets firmly on the handle can avoid carrying out disinfection and sterilization to the inserts and handle and lead to the sealed effect of sealing member to reduce, also can avoid changing the sealing member when the inserts inefficacy needs to be changed, reduces the replacement cost.

Drawings

FIG. 1 is a schematic view of an endoscopic apparatus in one embodiment of the present utility model;

FIG. 2 is an exploded view of the endoscopic device of FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of the endoscopic device of FIG. 1;

FIG. 4 is a schematic illustration of the insert assembly of FIG. 1;

FIG. 5 is an exploded view of the insert assembly of FIG. 4;

FIG. 6 is a schematic view of the handle of FIG. 1;

fig. 7 is a schematic view of the fastener of fig. 1.

Reference numerals:

100. an endoscope device; 10. an insert assembly; 11. an insert; 111. a first conductive contact; 112. a first light guide connector; 113. an external thread; 12. a conductive member; 13. a light guide; 20. a handle; 201. a second conductive contact; 202. a second light guide connector; 21. a handle body; 211. a mounting groove; 212. a seal; 22. a fastener; 221. an internal thread; 222. a stop step; 223. a water-repellent tank; 1. a light-emitting surface; 2. a lens; 3. a rod piece; 4. a first connector; 5. a second connector; 6. a handle head; 7. and a third conductive contact.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

With the development of medical technology, endoscopic technology has emerged. The endoscope technology is a medical electronic optical instrument which can be inserted into the human body cavity and the internal cavity of viscera to directly observe, diagnose and treat and integrates high-precision tip technologies such as light collection, mechanical and electrical. The method adopts an electronic imaging element CCD or CMOS with extremely small size, an object in a cavity to be observed is imaged on the CCD or CMOS through a tiny objective optical system, then a received image signal is sent to an image processing system through a cable, and finally a processed image is output on a monitor for observation and diagnosis by doctors. In the examination and operation using the endoscope apparatus, the insertion member of the endoscope apparatus, which is in direct contact with the human body, may be introduced into the human body through a natural orifice or a small incision of the human body for medical operation.

Referring to fig. 1, fig. 1 shows a schematic configuration of an endoscope apparatus 100 according to an embodiment of the present utility model. A common field of application of the endoscope apparatus 100 is the medical field.

The endoscopic device 100 includes an insertion assembly 10 and a handle 20, with a detachable connection between the insertion assembly 10 and the handle 20. In operation, the insert assembly 10 is inserted into a human body, and the handle 20 is used for a doctor to grasp and manipulate the insert assembly 10 for medical operations in the human body.

Referring to fig. 1 to 3, the interposer assembly 10 includes an interposer 11, a conductive element 12, and the conductive element 12 is received in the interposer 11; one end of the insert 11 is provided with a first conductive contact 111, and the conductive member 12 is electrically conductively connected to the first conductive contact 111; one end of the handle 20 is provided with a second conductive contact 201, the second conductive contact 201 being mated with the first conductive contact 111.

Preferably, the first conductive contacts 111 are implemented as pin headers in the present embodiment. Of course, in other embodiments, the first conductive contact 111 may be implemented as, but not limited to, a multi-pin and multi-hole type, as long as the conductive function of the first conductive contact 111 can be achieved.

Referring to fig. 6 to 7, the handle 20 includes a handle body 21 and a fastener 22, the fastener 22 is movably sleeved on the handle body 21, and an inner thread 221 is formed on an inner wall of the fastener 22; the outer peripheral wall of the insert 11 is provided with external threads 113, and the insert 11 is in threaded fastening connection with the fastener 22.

In the traditional endoscope device, when the insert and the handle are of a one-piece structure, once waterproof failure occurs in the disinfection and sterilization process, irreversible damage can be caused to the precise electronic element inside the endoscope device, the endoscope device needs to be replaced integrally, and the replacement cost is high. When the insert 11 is detachably connected with the handle 20, only the insert in direct contact with a human body can be strictly disinfected and sterilized, and the insert 11 is simple in structure and convenient to disinfect and sterilize. When the insert 11 needs to be replaced, the fastener 22 can be used continuously because the fastener 22 can be movably connected to the handle 20, so that the replacement cost is reduced. The insert 11 and the handle body 21 are detachably connected through the threaded fit of the fastener 22 and the insert 11, and the connection mode is simple and convenient.

In one embodiment, an anti-slip structure is provided external to the fastener 22 to facilitate connection of the fastener 22 to the external threads 113. For example, the anti-slip structure may be a non-slip pattern, or the peripheral wall of the fastener 22 may be configured to be non-cylindrical to facilitate torque application by the operator. Of course, in other embodiments, the outer surface of the fastener 22 may be smooth, so long as the movable connection of the insert 11 to the handle 20 is achieved by the fastener 22.

The handle body 21 is provided with a mounting groove 211, the middle part of the fastening piece 22 is internally provided with a stop step 222 in a protruding mode, and the stop step 222 is movably mounted in the mounting groove 211; a waterproof groove 223 is formed between the fastener 22 and the handle body 21, and the waterproof groove 223 is positioned on one side of the stop step 222 opposite to the side facing away from the second conductive connector 201.

The mounting slots 211 provide flexible mounting space for the connection of the handle 20 to the insert 11, facilitating assembly and disassembly during routine maintenance use. The internal thread 221 of the stop step 222 on the side facing the insert 11 provides a secure threaded connection for the connection of the fastener 22 to the insert 11; the waterproof groove 223 formed at the side of the stop step 222 facing the handle 20 improves the waterproof effect of the threaded connection of the fastener 22 and the insert 11.

As shown in fig. 6, the mounting groove 211 is an annular groove, and the stop step 222 is an annular protrusion; the spatial structure of the annular groove improves the waterproof effect of the endoscope apparatus 100 and makes the daily assembly and disassembly of the endoscope apparatus 100 smoother.

Preferably, the mounting groove 211 mentioned in the present application is embodied as an annular groove. Of course, in other embodiments of the present application, the mounting slot 211 may also be implemented as, but is not limited to, an i-slot, a dovetail slot; as long as the normal function of the mounting groove 211 can be achieved, the description thereof will not be repeated.

It should be noted that the movable connection between the handle 20 and the insert 11 is realized by means of a threaded connection. Of course, in other embodiments of the present application, the manner in which the handle 20 is movably connected to the insert 11 may be, but is not limited to, a clip connection or a hoop connection, so long as the insert 11 and the handle 20 are movably connected.

It should be noted that the insert 11 and the shank 21 may be connected to each other without the fastener 22. In other embodiments, the insert 11 and the shank 21 may be directly threaded or snap-fit, provided that a removable connection is achieved.

It is to be understood that the stop step 222 mentioned in this application is embodied as an annular projection. Of course, in other examples of the present application, the stop step 222 may also be implemented as, but is not limited to, a plurality of spaced apart protrusions; as long as the normal function of the stop step 222 can be achieved, this will not be described in detail.

However, the insert, when conductively connected to the handle, has problems such as difficult alignment, easy insertion, and delays the surgical time.

Based on this, referring to fig. 1 to 7, the endoscope apparatus 100 further includes a light guide 13, and the light guide 13 is accommodated in the insert 11; the first light guide joint 112 is further arranged at one end of the insert 11, the light guide piece 13 is connected to the first light guide joint 112 in a light-guiding manner, the second light guide joint 202 is further arranged at one end of the handle 20, and the second light guide joint 202 is matched with the first light guide joint 112; the first light guide connector 112 is provided such that the first and second conductive connectors 111 and 201 can be connected to each other in a predetermined direction.

The insertion part 11 is provided with not only the conductive part 12 but also the light guide part 13, so that the endoscope device 100 can provide an illumination function, and the operation visual field in operation is bright; in addition, the endoscope apparatus 100 provided by the utility model further uses the first light guide connector 112 as a fool-proof part, so that an operator can rapidly identify the plugging direction between the insert 11 and the handle 20, the situation that the first conductive connector 111 and the second conductive connector 201 are reversely plugged is avoided, irreversible damage is caused to precise electronic elements in the endoscope apparatus 100, and rapid and accurate assembly of the endoscope apparatus 100 is realized.

It will be appreciated that the insert 11 also needs to be replaced at a different viewing angle during a medical procedure; in this embodiment, the first light guide connector 112 is used as a fool-proof portion to realize quick and accurate replacement of the insert 11.

As shown in fig. 5, the light guide 13 is an optical fiber, and because the optical fiber has small loss to the light source, a light source with small lumens can be selected to achieve the effect of saving energy. In addition, the optical fiber has the advantages of simple structure, easy connection, small temperature change after long-time use, avoidance of the occurrence of local overheating of the insert 11 caused by the optical fiber after long-time use, and low replacement cost. It is understood that the optical fibers include, but are not limited to, quartz optical fibers, plastic optical fibers, and multicomponent glass optical fibers, as long as the normal light guiding function of the light guide 13 can be achieved.

It is further understood that the conductive element 12 is implemented as a signal soft flat cable, and of course, in other embodiments of the present application, the conductive element 12 may be any conductive wire that can perform a normal conductive function, which is not described herein.

Referring to fig. 4 to 6, the first conductive contact 111 is an elongated protrusion, and the second conductive contact 201 is an elongated groove; the first light guide joint 112 is a protrusion, and the second light guide joint 202 is a groove; the first light guide contacts 112 are asymmetrically disposed about the first conductive contacts 111.

It can be understood that, in the present embodiment, the first conductive connector 111 and the first light guiding connector 112 on the insert 11 are both in a protruding structure, and the second conductive connector 201 and the second light guiding connector 202 on the handle 20 are both in a groove structure, so that when the insert 11 is replaced, the groove structure can avoid the second conductive connector 201 and the second light guiding connector 202 from being damaged, thereby prolonging the service life of the handle 20; the raised structure can enhance the waterproof effect of the first conductive contact 111 and the first light guide contact 112 when it is desired to sterilize the insert 11 separately. In addition, the insertion direction of the insert 11 and the handle 20 can be quickly determined by the positional relationship of the first light guide connector 112 and the first conductive connector 111.

It is understood that in the present embodiment, the first conductive contact 111 is implemented as an elongated protrusion, and in other embodiments of the present application, the first conductive contact 111 may be implemented as a circular protrusion, a triangular protrusion, or a square protrusion, as long as the conductive function can be achieved by the first conductive contact 111 and the second conductive contact 201.

Referring to fig. 4, the number of the first light guiding joints 112 is plural, and the first light guiding joints 112 are distributed around the first conductive joint 111 at intervals. Preferably, the plurality of first light guide connectors 112 can correspond to the plurality of light guides 13, which can provide a sufficient light source for medical surgical procedures.

It should be understood that, in the present embodiment, the number of the first light guide joints 112 is plural, and in other embodiments of the present application, the number of the first light guide joints 112 may be implemented as one, where one first light guide joint 112 corresponds to one light guide member 13; so long as one light guide 13 also provides a sufficient light source for medical surgical procedures.

Referring to fig. 3 to 7, there are two first light guide connectors 112, and at least two second light guide connectors 202; the two first light guide connectors 112 are respectively disposed at two opposite sides of the first conductive connector 111, and the outer diameters of the two first light guide connectors 112 are different. Thus, the first light guide connectors 112 are disposed on two opposite sides of the first light guide connector 111, respectively, so that the dead angle of illumination during operation can be reduced. In addition, by distributing the first light guide connectors 112 having different outer diameters on opposite sides of the first conductive connector 111, the insertion directions of the insert 11 and the handle 20 can be quickly determined, and the insert 11 and the handle 20 are simple in structure and low in manufacturing cost.

In the present embodiment, the two first light guide joints 112 are implemented as two first light guide joints 112 having different outer diameters. Of course, in other embodiments of the present application, the two first light-guiding connectors 112 may be implemented as two first light-guiding connectors 112 with the same outer diameter and different outer shapes, for example, one is implemented as a circle and the other is implemented as a triangle, so long as the plugging direction of the first conductive connector 111 and the second conductive connector 201 can be rapidly and accurately distinguished through the two first light-guiding connectors 112.

Preferably, in the present embodiment, the two first light guiding connectors 112 are disposed on two opposite sides of the first conductive connector 111, respectively, although in other embodiments of the present application, the two first light guiding connectors 112 may be implemented on the same side of the first conductive connector 111.

Referring to fig. 4, a plurality of first light guide connectors 112 are disposed on two sides of the first conductive connector 111, respectively, and the number of the first light guide connectors 112 is asymmetric with the first conductive connector 111 as a center.

The first light guide connectors 112 are respectively disposed on two opposite sides of the first light guide connector 111, so that the dead angle of illumination during operation can be reduced. In addition, by distributing different numbers of the first light guide connectors 112 on two opposite sides of the first conductive connector 111, the insertion directions of the insert 11 and the handle 20 can be quickly determined, and the insert 11 and the handle 20 have simple structures and low manufacturing cost.

Referring to fig. 6, the endoscopic device 100 further includes a seal 212, wherein the seal 212 is fixedly disposed on an end surface of the handle 20 that is relatively close to the insertion assembly 10.

It can be appreciated that the sealing element 212 can improve the waterproof effect of the detachable connection part between the insert 11 and the handle 20, and the sealing element 212 is fixedly arranged on the handle 20, so that the sealing effect of the sealing element 212 is prevented from being reduced when the insert 11 is disinfected and sterilized, and the sealing element 212 can be prevented from being replaced when the insert 11 fails and needs to be replaced, thereby reducing the replacement cost.

The seal 212 mentioned herein is implemented as rubber, and the seal 212 may provide elastic stress to prevent loosening of the fastener 22. Of course, in other embodiments of the present application, the seal 212 may also be implemented as, but is not limited to, silicone, nylon, engineering plastic; as long as the function of the seal 212 in the present utility model can be achieved, this will not be described in detail herein.

Referring to fig. 2 to 3, in one embodiment, the light emitting surface 1 is connected to the light guiding element 13 by gluing, the lens 2 is connected to the first conductive connector 111 by the conductive element 12, the lens 2 is glued to the inner wall of the rod 3, the rod 3 is connected to one side of the first connector 4 by welding to form the insert 11, and the first conductive connector 111 is glued to one side of the first connector 4; the second conductive connector 201 is connected with the third conductive connector 7 through the conductive piece 12, the sealing piece 212 is glued on one side of the second connector, the first connector 4 is connected with the fastening piece 22 through threads, the second connector 5 is movably connected with the fastening piece 22 and then is connected with the handle head 6 through threads on the other side of the second connector 5, the light guide piece 13 is glued on the handle head 6, the light guide piece 13 is accommodated in the handle body 21, and the first conductive connector 111 and the second conductive connector 201 are in butt-plug clearance fit. In use, the docking of the first light guide connector 112 and the second light guide connector 202 can realize the conduction of the illumination light path of the endoscope device 100; the docking of the first conductive connector 111 and the second conductive connector 201 can realize the conduction of the electrical signal of the endoscope apparatus 100, so that the signal obtained by the image sensor can be smoothly transmitted to the handle 20 and the image processing system; the operator holds the handle 20, the light guide 13 in the handle 20 transmits the light of the light source to the insert 11, and the handle 20 is provided with operable keys.

It will be appreciated that in this embodiment the light source is implemented outside the handle 20, although in other embodiments of the present application the location of the light source may be implemented within the handle 20 as long as the functionality of the light source in the present utility model is achieved.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The endoscope device is characterized by comprising an insertion assembly and a handle, wherein the insertion assembly comprises an insertion piece, a conductive piece and a light guide piece, and the conductive piece and the light guide piece are accommodated in the insertion piece; the light guide piece can be connected to the first light guide joint in a light-guiding way, and the conductive piece can be connected to the first conductive joint in a conductive way; a second light guide connector and a second conductive connector are arranged at one end of the handle, the second light guide connector is matched with the first light guide connector, and the second conductive connector is matched with the first conductive connector;

the first light guide connector is arranged so that the first light guide connector and the second light guide connector can be connected to each other in a predetermined direction.

2. The endoscopic device of claim 1, wherein the first conductive tab is an elongated protrusion and the second conductive tab is an elongated groove; the first light guide joint is a bulge, and the second light guide joint is a groove;

the first light guide connector is asymmetrically arranged with the first conductive connector as a center.

3. The endoscope apparatus according to claim 2, wherein the number of the first light guide connectors is plural, and the plural first light guide connectors are arranged around the first conductive connector at intervals.

4. The endoscopic device of claim 3, wherein the first light guide connectors are two and the second light guide connectors are at least two; the two first light guide connectors are respectively arranged on two opposite sides of the first conductive connector, and the outer diameters of the two first light guide connectors are different.

5. The endoscope apparatus according to claim 3, wherein a plurality of the first light guide contacts are provided on both sides of the first conductive contact, respectively, and the first light guide contacts are not symmetrical in number about the first conductive contact.

6. The endoscopic device of claim 1, wherein the light guide comprises an optical fiber.

7. The endoscope apparatus according to any one of claims 1 to 6, wherein the handle comprises a handle body and a fastener, the fastener is movably sleeved on the handle body, and an internal thread is formed on an inner wall of the fastener; the outer peripheral wall of the insert is provided with external threads, and the insert is in threaded fastening connection with the fastener.

8. The endoscope device according to claim 7, wherein the handle body is provided with a mounting groove, the middle part of the fastener is provided with a stop step inwards in a protruding manner, and the stop step is movably mounted in the mounting groove;

a waterproof groove is formed between the fastener and the handle body, and the waterproof groove is positioned at one side of the stop step, which is opposite to the side away from the second conductive connector.

9. The endoscopic device of claim 8, wherein the mounting groove is an annular groove and the stop step is an annular protrusion.

10. The endoscopic device of claim 1, further comprising a seal secured to an end surface of the handle relatively adjacent to the insertion assembly.

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