CN111631671A

CN111631671A - Multifunctional medical endoscope handle

Info

Publication number: CN111631671A
Application number: CN202010591823.1A
Authority: CN
Inventors: 王飞; 刘维
Original assignee: Hangzhou Kunbo Biotechnology Co Ltd
Current assignee: Hangzhou Kunbo Biotechnology Co Ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-09-08

Abstract

The invention relates to the technical field of endoscope handles, in particular to a multifunctional medical endoscope handle, which comprises a near-end handle, wherein a guide rod is arranged on the near-end handle and is in plug fit with the near-end handle, a sleeve connecting piece is arranged at the far end of the guide rod and is in plug fit with the guide rod, a locking ring is sleeved outside the sleeve connecting piece, an expansion end is arranged at one end of the sleeve connecting piece, the sleeve connecting piece locks an endoscope connector externally connected to the expansion end through the locking ring, an adjusting ring for limiting the plug-in length of the guide rod is further arranged on the guide rod, the locking ring is connected to the guide rod in a sliding mode, a plurality of arc-shaped grooves are formed in the outer surface of the guide rod, a limiting blocking piece for limiting the locking ring is further arranged on the guide rod, and. This multi-functional medical endoscope handle prevents that the endoscope camera lens from droing, and the medical personnel of still being convenient for adjust the endoscope when using and stretch out external length, prevent the situation of excessive puncture from appearing.

Description

Multifunctional medical endoscope handle

Technical Field

The invention relates to the technical field of endoscope handles, in particular to a multifunctional medical endoscope handle.

Background

The endoscope is a detection instrument integrating traditional optics, ergonomics, precision machinery, modern electronics, mathematics and software into a whole. One has an image sensor, optical lens, light source illumination, mechanical device, etc. that can enter the stomach orally or through other natural orifices. Since a lesion which cannot be displayed by X-ray can be seen by an endoscope, it is very useful for a doctor. For example, with the aid of an endoscopist, an ulcer or tumor in the stomach can be observed, and an optimal treatment plan can be developed accordingly.

At present, in the existing endoscope technology, a sight glass is stretched into the body of a patient through an endoscope handle, and when the endoscope handle is used, the lens of the endoscope is easy to shake and fall off, so that the operation effect is influenced.

Disclosure of Invention

The invention aims to provide a multifunctional medical endoscope handle, which solves the problems in the background technology, is convenient for medical staff to adjust the length of an endoscope extending out of the outside during use and prevents the condition of over-puncture.

In order to achieve the purpose, the invention provides the following technical scheme:

a multifunctional medical endoscope handle comprises a near-end handle, wherein a guide rod is arranged on the near-end handle and is in plug fit with the near-end handle, a sleeve connecting piece is arranged at the far end of the guide rod and is in plug fit with the guide rod, a locking ring is sleeved outside the sleeve connecting piece, an expansion end is arranged at one end of the sleeve connecting piece, an endoscope connector externally connected to the expansion end is locked by the sleeve connecting piece through the locking ring, and the sleeve connecting piece is locked inwards through the locking ring, so that the inner wall of the expansion end clamps an endoscope lens, the endoscope lens is prevented from falling off, and the operation and the use are facilitated;

still be equipped with on the guide bar and carry out spacing adjustable ring to its grafting length, just lock ring sliding connection be in on the guide bar, the surface of guide bar is equipped with a plurality of arc walls, it is right still to be equipped with on the guide bar the lock ring carries out spacing separation blade, just spacing separation blade with the cooperation of inserting of arc wall plays spacing locking's effect to the guide bar through lock ring and spacing separation blade are mutually supported for adjust the degree of depth that the guide bar inserted in the near-end handle, the medical personnel of being convenient for adjust the endoscope when using and stretch out external length, prevent the situation of excessive puncture.

Based on the above scheme, this multi-functional medical endoscope handle is inwards locked radial inflation end through the lock ring that sets up for the inner wall centre gripping endoscope camera lens of inflation end, with this prevent that the endoscope camera lens from droing, be convenient for operation and use. In addition, this take limit structure's medical endoscope handle mutually supports the effect that plays spacing locking to the guide bar through lock ring and spacing separation blade for adjust the degree of depth that the guide bar inserted in the near-end handle, the medical personnel of being convenient for adjust the endoscope when using and stretch out external length, prevent the situation of excessive puncture.

Preferably, the surface both sides of bushing spare all are provided with the spout, the near-end of spout is provided with first cross slot, the distal end of spout is provided with the second cross slot, the tip of first cross slot with a tip intercommunication of spout, the tip of second cross slot with another tip intercommunication of spout, the inner wall both sides of lock ring all are provided with the thread slipping, just the lock ring passes through the thread slipping slides in spout, first cross slot and the second cross slot for spout, first cross slot and second cross slot combination are C shape, and the lock ring of being convenient for prolongs the opening direction of cell body and removes.

Preferably, the both sides inner wall of lock ring all is provided with the recess, be equipped with the spring in the recess, the one end of spring with thread slipping fixed connection, the other end of spring with the diapire fixed connection of recess, just the one end of thread slipping stretches out outside the recess, be convenient for utilize the elastic action of spring, receive external force extruded situation at the thread slipping and contract to the recess in.

Preferably, all be provided with the stopper on the inner wall of first cross slot and second cross slot, just the stopper with the mutual joint cooperation of thread slipping for when thread slipping rotates to first cross slot or second cross slot, the stopper is spacing to the lock ring, prevents that the lock ring from taking place to rock.

Preferably, the expansion end is provided with a plurality of gaps, the expansion end is in a radial shape through the gaps, and the radial expansion end can achieve the tightening effect under the compression of the locking ring.

Preferably, the limiting blocking piece is in a semicircular ring shape, so that the semicircular limiting blocking piece can be conveniently pulled out and inserted.

Preferably, the surface both sides of guide bar all are provided with the straight flute, just the adjustable ring passes through the straight flute with guide bar sliding connection, the gliding effect is realized to the direction that the locking ring of being convenient for extends along the straight flute.

Preferably, the both sides of adjustable ring inner wall all are provided with the arch, one side of straight flute is equipped with a plurality of side channels, the arch is in slide in the straight flute, rotate the lock collar, make protruding card inserts the side inslot realizes right the grafting length of guide bar carries on spacingly.

Preferably, the guide rod is provided with scale marks, so that the length of the guide rod in an inserted connection mode can be displayed visually by the aid of the scale marks conveniently.

Preferably, the near end of the guide rod is fixedly connected with a limiting ring, so that the insertion length of the sleeve connecting piece is limited by the limiting ring.

Preferably, the proximal end of the proximal handle is connected with a first gasket, the distal end of the proximal handle is connected with a luer connector, the luer connector is used for connecting the proximal handle with an external medical pipeline, and the first gasket prevents the proximal handle from being in rigid contact with the guide rod, so that a protection effect is achieved.

Preferably, the first gasket with luer all is provided with the buckle on the joint, just first gasket with luer all through buckle structure with the mutual joint of draw-in groove that sets up in the near-end handle, be convenient for first gasket and luer connect and install on the near-end handle.

Preferably, the near-end of bushing spare is connected with the second gasket, just the second gasket with bushing spare joint cooperation, the second gasket can prevent to take place rigid contact between bushing spare and the guide bar, plays the effect of protection.

Preferably, the second gasket is provided with a buckle, and the second gasket is matched with a clamping groove in a clamping manner through a buckle structure, so that the second gasket can be conveniently installed on the near-end handle.

Preferably, the limiting blocking piece and the locking ring are connected with an anti-lost rope, and the anti-lost rope is convenient to use to prevent the limiting blocking piece from being lost.

Preferably, the anti-lost rope is an elastic rope, and the elastic rope has a good stretching effect and is convenient to store and use.

Preferably, the upper surface of spacing separation blade is equipped with first screw, the surface of lock ring is equipped with the second screw, the both ends of preventing losing the rope all are provided with the bolt, just the both ends of preventing losing the rope are passed through the bolt respectively with first screw and second screw threaded connection, be convenient for will prevent losing the both ends of rope and be connected and install with lock ring and spacing separation blade respectively.

Preferably, the diapire of arc wall is provided with first anti-skidding line, the inner wall of spacing separation blade is provided with second anti-skidding line, utilizes first anti-skidding line and second anti-skidding line, improves the frictional force between spacing separation blade and the arc wall diapire, prevents that spacing separation blade from droing on the arc wall.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the proximal handle of the present invention;

FIG. 3 is a schematic view of the guide bar of the present invention, shown in disassembled configuration;

FIG. 4 is a schematic view of the sleeve connector of the present invention, shown disassembled;

FIG. 5 is a top view of the box connector of the present invention;

FIG. 6 is a cross-sectional view of the locking ring of the present invention;

FIG. 7 is a partial structural view of a guide bar according to the present invention;

fig. 8 is a schematic structural view of the anti-lost rope of the present invention.

In the figure: 1. a proximal handle; 11. a first gasket; 12. a luer fitting; 2. a guide bar; 21. an adjusting ring; 211. a protrusion; 212. a second screw hole; 22. a limiting ring; 23. scale marks; 231. an arc-shaped slot; 232. a first anti-skid pattern; 24. a straight groove; 241. a side groove; 3. a casing connector; 31. a chute; 311. a first transverse slot; 312. a second transverse groove; 313. a limiting block; (ii) a 32. A locking ring; 321. sliding and buckling; 322. a groove; 323. a spring; 33. an expansion end; 331. a notch; 34. a second gasket; 4. a limiting baffle plate; 41. a first screw hole; 42. a second anti-skid pattern; 5. preventing the rope from being lost; 51. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the existing endoscope technology, the endoscope is stretched into the body of a patient through the endoscope handle, and when the endoscope handle is used, the lens of the endoscope is easy to shake and fall off, so that the operation effect is influenced.

The inventor of the present application has found that the reason why the endoscope lens of the endoscope of the prior art is likely to shake or fall off when the endoscope handle is used is that the endoscope of the prior art does not have the capability of locking the endoscope lens and the handle. In order to solve the above problems, the inventor of the present application proposes a technical solution of the present application, and specific embodiments are as follows:

referring to fig. 1 to 8, a technical solution provided by the present invention is:

a multifunctional medical endoscope handle comprises a near-end handle 1, a guide rod 2 is arranged on the near-end handle 1, the guide rod 2 is in plug fit with the near-end handle 1, a sleeve connecting piece 3 is arranged at one end, far away from the near-end handle 1, of the guide rod 2, the sleeve connecting piece 3 is in plug fit with the guide rod 2, a locking ring 32 is sleeved outside the sleeve connecting piece 3, an expansion end 33 is arranged at one end of the sleeve connecting piece 3, the sleeve connecting piece 3 locks an endoscope connector externally connected to the expansion end 33 through the locking ring 32, sliding grooves 31 are arranged on two sides of the outer surface of the sleeve connecting piece 3, a first transverse groove 311 is arranged at the near end of each sliding groove 31, a second transverse groove 312 is arranged at the far end of each sliding groove 31, the end of each first transverse groove 311 is communicated with one end of each sliding groove 31, the end of each second transverse groove 312 is communicated with the other end of each sliding groove 31, the inner wall both sides of lock ring 32 all are provided with thread slipping 321, and lock ring 32 slides in spout 31, first transverse groove 311 and second transverse groove 312 through thread slipping 321, inflation end 33 is equipped with a plurality of breachs 331, inflation end 33 is radial through breach 331, during the use, connect external endoscope camera lens on bushing spare 3, and impel lock ring 32 forward, make thread slipping 321 slide to foremost along spout 31, and rotate lock ring 32, make thread slipping 321 slide in second transverse groove 312, consequently, lock ring 32 inwards locks radial inflation end 33, make the inner wall centre gripping endoscope camera lens of inflation end 33, with this prevent that the endoscope camera lens from droing, simple structure, easy and simple to handle.

In this embodiment, the inner walls of the two sides of the locking ring 32 are provided with grooves 322, a spring 323 is disposed in the groove 322, one end of the spring 323 is fixedly connected to the slide fastener 321, the other end of the spring 323 is fixedly connected to the bottom wall of the groove 322, and one end of the slide fastener 321 extends out of the groove 322, so that when the locking ring 32 is sleeved in the casing connector 3, the slide fastener 321 extends into the groove 322 under the elastic force of the spring 323, and when the slide fastener 321 slides to the position of the sliding groove 31, the slide fastener 321 extends out of the groove 322 again, so that the locking ring 32 is limited on the sliding groove 31 by the slide fastener 321, and the slide fastener 321 can slide along the sliding groove 31, the first transverse groove 311, and the second transverse groove 312.

Furthermore, all be provided with stopper 313 on the inner wall of first transverse groove 311 and second transverse groove 312, and stopper 313 and the mutual joint cooperation of thread slipping 321, when thread slipping 321 slips into first transverse groove 311 or second transverse groove 312, stopper 313 with thread slipping 321 spacing in the interval between transverse groove and stopper 313, and when the lock ring 32 is spacing at first transverse groove 311 position through stopper 313, prevent that lock ring 32 from rocking, be convenient for medical personnel connects external endoscope camera lens on sleeve pipe connecting piece 3, when lock ring 32 is spacing at second transverse groove 312 position through stopper 313, lock ring 32 tightens up the inflation end 33 of sleeve pipe connecting piece 3 to with the fixed endoscope camera lens of centre gripping.

In addition, the near end of the near end handle 1 is connected with a first gasket 11, the far end of the near end handle 1 is connected with a luer connector 12, the first gasket 11 and the luer connector 12 are respectively provided with a buckle, the first gasket 11 and the luer connector 12 are respectively clamped with a clamping groove arranged in the near end handle 1 through the buckle, the first gasket 11 can prevent the near end handle 1 and the guide rod 2 from being in rigid contact, the protection effect is achieved, and the luer connector 12 is used for connecting an external pipeline.

It is worth to be noted that, the adjusting ring 21 for limiting the inserting length of the guiding rod 2 is arranged on the guiding rod 2, the adjusting ring 21 is connected with the guiding rod 2 in a sliding manner, the straight grooves 24 are arranged on two sides of the outer surface of the guiding rod 2, the side grooves 241 are arranged on the straight grooves 24, the protrusions 211 are arranged on the inner walls of two sides of the adjusting ring 21, the adjusting ring 21 slides in the straight grooves 24 and the side grooves 241 through the protrusions 211, the adjusting ring 21 is rotated to enable the protrusions 211 to slide into the side grooves 241, and the inserting length of the guiding rod 2 is limited.

Specifically, one end of the guide rod 2 close to the sleeve connecting piece 3 is provided with a limiting ring 22, so that the depth of the sleeve connecting piece 3 inserted into the guide rod 2 is limited by the limiting ring 22.

Besides, the guide rod 2 is provided with the scale marks 23, so that the length of the guide rod 2 in insertion can be visually displayed by the aid of the scale marks 23.

Further, the near end of the casing pipe connecting piece 3 is provided with a second gasket 34, the second gasket 34 is matched with the casing pipe connecting piece 3 in a clamping mode, a buckle is arranged on the second gasket 34, the second gasket 34 is matched with the clamping groove formed in the casing pipe connecting piece 3 in a clamping mode through the buckle, the second gasket 34 can prevent the casing pipe connecting piece 3 from being in rigid contact with the guide rod 2, and the protection effect is achieved.

When the multifunctional medical endoscope handle of the embodiment is used, the sliding groove 31, the first transverse groove 311 and the second transverse groove 312 arranged at the two sides of the outer surface of the sleeve connecting piece 3 are combined into a C shape, the sliding fastener 321 is arranged at the two sides of the inner wall of the locking ring 32, the locking ring 32 slides in the sliding slot 31, the first transverse slot 311 and the second transverse slot 312 through the sliding buckle 321, the expansion end 33 is in a radial shape through the arranged gap 331, when in connection, the external endoscope lens is inserted into the sleeve connecting piece 3, and pushes the locking ring 32 forward, so that the slider 321 slides to the foremost end along the slide groove 31, and rotates the locking ring 32, so that the slider 321 slides into the second transverse groove 312, the locking ring 32 thus locks the radially expanded end 33 inwardly, so that the inner wall of the expanded end 33 grips the endoscope lens, the endoscope lens is prevented from falling off, and the endoscope lens is simple in structure, simple and convenient to operate and convenient to popularize and popularize.

The guide rod 2 is also provided with an adjusting ring 21 for limiting the inserting length of the guide rod, the adjusting ring 21 is connected to the guide rod 2 in a sliding manner, the outer surface of the guide rod 2 is provided with a plurality of arc-shaped grooves 231, the guide rod 2 is also provided with a limiting blocking piece 4 for limiting the adjusting ring 21, the limiting blocking piece 4 is in a semi-circular ring shape, the limiting blocking piece 4 is in inserting fit with the arc-shaped grooves 231, both sides of the outer surface of the guide rod 2 are provided with straight grooves 24, the adjusting ring 21 is in sliding connection with the guide rod 2 through the straight grooves 24, both sides of the inner wall of the adjusting ring 21 are provided with protrusions 211, one side of each straight groove 24 is provided with a plurality of side grooves 241, the protrusions 211 slide in the straight grooves 24, the adjusting ring 21 is rotated to enable the protrusions 211 to be clamped into the side grooves 241 to limit the inserting length of the guide rod 2, when the guide rod 2 is inserted into a proper position in the, prevent that guide bar 2 from continuing to stretch into near-end handle 1, and spacing separation blade 4 can play limiting displacement to adjusting ring 21, prevent that adjusting ring 21 from taking place not hard up in side channel 241 to this is adjusted and the degree of depth that locking guide bar 2 inserted in near-end handle 1, and the medical personnel of being convenient for adjust the endoscope when using and stretch out external length, prevents the situation of excessive puncture.

In this embodiment, the side grooves 241 of the two straight grooves 24 are arranged clockwise, so that the protrusions 211 can slide into the side grooves 241 clockwise when the adjusting ring 21 is locked by rotating clockwise.

Further, the arc-shaped slot 231 is perpendicularly intersected with the straight slot 24, and the arc-shaped slot 231 is located at one side of the side slot 241 and is attached to the side slot 241.

It should be noted that the proximal end of the guide rod 2 is fixedly connected with a limiting ring 22, so that the insertion length of the sleeve connector 3 is limited by the limiting ring 22.

Specifically, one end of the near-end handle 1 close to the guide rod 2 is connected with a first gasket 11, the other end of the near-end handle 1 is connected with a luer connector 12, the first gasket 11 and the luer connector 12 are provided with buckles, the first gasket 11 and the luer connector 12 are mutually clamped with a clamping groove formed in the near-end handle 1 through a buckle structure, the luer connector 12 is used for connecting the near-end handle 1 with an external medical pipeline, the first gasket 11 prevents the near-end handle 1 from being in rigid contact with the guide rod 2, and a protection effect is achieved.

It is worth noting that the near end of the casing pipe connecting piece 3 is connected with a second gasket 34, the second gasket 34 is in clamping fit with the casing pipe connecting piece 3, a buckle is arranged on the second gasket 34, the second gasket 34 is in clamping fit with a clamping groove formed in the casing pipe connecting piece 3 through a buckle structure, and the second gasket 34 prevents the casing pipe connecting piece 3 and the guide rod 2 from being in rigid contact with each other, so that a protection effect is achieved.

In this embodiment, the protrusions 211 on both sides of the inner wall of the adjusting ring 21 are abutted with the straight slot 24 and then sleeved on the guide rod 2, and the guide rod 2 is inserted into the proximal handle 1 by a suitable length, and the adjusting ring 21 slides to the connecting end of the guide rod 2 and the proximal handle 1 through the straight slot 24, and the adjusting ring 21 is rotated clockwise, so that the protrusions 211 slide into the side slot 241 on one side of the straight slot 24, therefore, the position of the adjusting ring 21 is locked, and the adjusting ring 21 can limit the guide rod 2 to prevent the guide rod 2 from continuing to extend into the proximal handle 1, and meanwhile, the limiting blocking piece 4 is inserted into the arc-shaped slot 231 on one side close to the adjusting ring 21, so that the limiting blocking piece 4 can limit the adjusting ring 21 to prevent the adjusting ring 21 from loosening in the side slot 241, thereby adjusting and locking the depth of the guide rod 2 inserted into the proximal handle 1, and facilitating the medical staff to adjust the length of the endoscope extending out of, preventing the occurrence of an over-penetration condition.

In order to prevent the loss of the limiting blocking piece 4 in the using process, the structure of the limiting blocking piece 4 is improved by the personnel, as a preferred embodiment, an anti-lost rope 5 is connected between the limiting blocking piece 4 and the adjusting ring 21, so that the limiting blocking piece 4 is conveniently connected to the adjusting ring 21 by using the anti-lost rope 5, and the loss of the limiting blocking piece 4 is prevented.

In this embodiment, the anti-lost rope 5 is an elastic rope, and may be a connection rope made of other elastic materials such as rubber bands.

Further, the upper surface of spacing separation blade 4 is equipped with first screw 41, the surface of adjustable ring 21 is equipped with second screw 212, the both ends of preventing losing rope 5 all are provided with bolt 51, and the both ends of preventing losing rope 5 pass through bolt 51 respectively with first screw 41 and second screw 212 threaded connection, be convenient for fix the both ends of preventing losing rope 5 with spacing separation blade 4 and adjustable ring 21 respectively, also can adopt modes such as bolt to fix the both ends of preventing losing rope 5 with spacing separation blade 4 and adjustable ring 21 respectively.

It is worth to say that the bottom wall of the arc-shaped groove 231 is provided with first anti-slip lines 232, the inner wall of the limiting blocking piece 4 is provided with second anti-slip lines 42, and the friction force between the limiting blocking piece 4 and the bottom wall of the arc-shaped groove 231 is improved by the aid of the first anti-slip lines 232 and the second anti-slip lines 42, so that the limiting blocking piece 4 is prevented from falling off from the arc-shaped groove 231.

In this embodiment, be connected with between spacing separation blade 4 and the adjustable ring 21 and prevent losing rope 5, be convenient for utilize prevent losing rope 5 and connect spacing separation blade 4 on adjustable ring 21, prevent that spacing separation blade 4 from losing, simultaneously, utilize first anti-skidding line 232 and second anti-skidding line 42, improve the frictional force between spacing separation blade 4 and the arc wall 231 diapire, prevent that spacing separation blade 4 from coming off from arc wall 231.

When the medical endoscope handle with the limiting structure is used, the bulges 211 at the two sides of the inner wall of the adjusting ring 21 are butted and matched with the straight groove 24 and then sleeved on the guide rod 2, the guide rod 2 is inserted into the near-end handle 1 by a proper length, the adjusting ring 21 slides to the connecting end of the guide rod 2 and the near-end handle 1 through the straight groove 24, and the adjusting ring 21 is rotated clockwise, so that the bulges 211 slide into the side groove 241 at one side of the straight groove 24, therefore, the position of the adjusting ring 21 is locked, the adjusting ring 21 can limit the guide rod 2 and prevent the guide rod 2 from continuously extending into the near-end handle 1, meanwhile, the limiting blocking piece 4 is inserted into the arc-shaped groove 231 at one side close to the adjusting ring 21, the limiting blocking piece 4 can limit the adjusting ring 21 and prevent the adjusting ring 21 from loosening in the side groove 241, thereby adjusting and locking the depth of the guide rod 2 inserted into the near-end handle 1, be convenient for medical personnel adjust the endoscope when using and stretch out external length, prevent the situation of excessive puncture from appearing, in addition, be connected with between spacing separation blade 4 and the adjustable ring 21 and prevent losing rope 5, be convenient for utilize prevent losing rope 5 and connect spacing separation blade 4 on adjustable ring 21, prevent that spacing separation blade 4 from losing, and simultaneously, utilize first anti-skidding line 232 and second anti-skidding line 42, improve the frictional force between spacing separation blade 4 and the arc wall 231 diapire, prevent that spacing separation blade 4 from coming off from arc wall 231, and is simple and convenient to operate, moreover, the steam generator is simple in structure, and is convenient for popularize and promote.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A multifunctional medical endoscope handle comprises a near-end handle, and is characterized in that: the near-end handle is provided with a guide rod which is matched with the near-end handle in an inserting way,

the sleeve connecting piece is sleeved outside the sleeve connecting piece, an expansion end is arranged at one end of the sleeve connecting piece, and the sleeve connecting piece locks an endoscope connector externally connected to the expansion end through the locking ring;

still be equipped with on the guide bar and carry out spacing adjustable ring to its grafting length, just adjustable ring sliding connection be in on the guide bar, the surface of guide bar is equipped with a plurality of arc walls, it is right still to be equipped with on the guide bar the adjustable ring carries out spacing separation blade, just spacing separation blade with the arc wall cooperation of pegging graft.

2. The multifunctional medical endoscope handle according to claim 1, characterized in that: the utility model discloses a lock ring, including casing connecting piece, spout, first cross slot, second cross slot, end portion of first cross slot, the outer surface both sides of casing connecting piece all are provided with the spout, the near-end of spout is provided with first cross slot, the distal end of spout is provided with the second cross slot, the tip of first cross slot with a tip intercommunication of spout, the tip of second cross slot with another tip intercommunication of spout, the inner wall both sides of lock ring all are provided with the thread slipping, just the lock ring passes through the thread slipping is in slide in spout, first cross slot and the second cross slot.

3. The multifunctional medical endoscope handle according to claim 2, characterized in that: the inner walls of the two sides of the locking ring are provided with grooves, springs are arranged in the grooves, one ends of the springs are fixedly connected with the sliding buckles, the other ends of the springs are fixedly connected with the bottom walls of the grooves, and one ends of the sliding buckles extend out of the grooves.

4. The multifunctional medical endoscope handle according to claim 2, characterized in that: all be provided with the stopper on the inner wall of first horizontal groove and second horizontal groove, just the stopper with the mutual joint cooperation of thread slipping.

5. The multifunctional medical endoscope handle according to claim 1, characterized in that: the expansion end is provided with a plurality of gaps, and the expansion end is radial through the gaps.

6. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: the limiting blocking piece is in a semicircular ring shape.

7. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: the surface both sides of guide bar all are provided with the straight flute, just the adjustable ring passes through the straight flute with guide bar sliding connection.

8. The medical endoscope handle with the position limiting structure according to claim 7, wherein: the both sides of adjustable ring inner wall all are provided with the arch, one side of straight flute is equipped with a plurality of side channels, the arch is in slide in the straight flute, rotate the adjustable ring makes the protruding card inserts the side channel is interior, and the realization is right the grafting length of guide bar carries on spacingly.

9. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: and the guide rod is provided with scale marks.

10. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: the near end of the guide rod is fixedly connected with a limiting ring.

11. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: the proximal end of the proximal handle is connected with a first gasket, and the distal end of the proximal handle is connected with a luer connector.

12. The medical endoscope handle with the position restricting structure of claim 11, wherein: the first gasket with all be provided with the buckle on the luer joint, just first gasket with luer joint all through buckle structure with the mutual joint of draw-in groove that sets up in the near-end handle.

13. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: the near-end of bushing spare is connected with the second gasket, just the second gasket with bushing spare joint cooperation.

14. The medical endoscope handle with the position restricting structure of claim 13, wherein: the second gasket is provided with a buckle and is matched with a clamping groove arranged on the sleeve connecting piece in a clamping mode through a buckle structure.

15. The medical endoscope handle with the position limiting structure according to claim 1, characterized in that: an anti-lost rope is connected between the limiting blocking piece and the adjusting ring.

16. The medical endoscope handle with the position limiting structure according to claim 15, wherein: the anti-lost rope is an elastic rope.

17. The medical endoscope handle with the position limiting structure according to claim 15, wherein: the upper surface of spacing separation blade is equipped with first screw, the surface of adjustable ring is equipped with the second screw, the both ends of preventing losing the rope all are provided with the bolt, just the both ends of preventing losing the rope are passed through the bolt respectively with first screw and second screw threaded connection.

18. The medical endoscope handle with the position limiting structure according to claim 15, wherein: the bottom wall of the arc-shaped groove is provided with first anti-slip lines, and the inner wall of the limiting blocking piece is provided with second anti-slip lines.