CN111387924B

CN111387924B - Auxiliary device based on endoscopic surgery is used

Info

Publication number: CN111387924B
Application number: CN202010207410.9A
Authority: CN
Inventors: 肖明; 陈钫; 江春; 魏攀; 曾梦非; 刘兴智
Original assignee: First Peoples Hospital of Longquanyi District Chengdu
Current assignee: First Peoples Hospital of Longquanyi District Chengdu
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2022-12-02
Anticipated expiration: 2040-03-23
Also published as: CN111387924A

Abstract

The invention discloses an auxiliary device based on endoscope operation application, which comprises an endoscope body, a movable ring and a fixed ring, wherein a first telescopic pipe and a second telescopic pipe are arranged between the movable ring and the fixed ring; the front end of the endoscope body is provided with a connecting cylinder, a fixing ring is sleeved on the connecting cylinder and can move along the axial direction of the connecting cylinder, and a flow channel is also arranged on the fixing ring; still be equipped with a plurality of elastic interior faggings that have between solid fixed ring and the activity ring, interior fagging position arc structure, the both ends of interior fagging are connected with the circumference outer wall of solid fixed ring and activity ring respectively. When the endoscope is used for endoscopy, the internal support amplitude can be effectively adjusted according to the size of the organ of a patient, and the use requirements of different people and different organs are met.

Description

Auxiliary device based on endoscopic surgery is used

Technical Field

The invention relates to the technical field of endoscope equipment, in particular to an auxiliary device based on endoscopic surgery application.

Background

An endoscope is a tube equipped with a light 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. The intestine is long and curled, and the colon inner layer is of a fold structure, so that great difficulty often exists in microscopic examination, for example, when the front end of an endoscope enters a colon intestinal cavity to be examined, medical staff can be prevented from observing the mucosal surface of the intestinal wall by the folds, particularly precancerous lesion and malignant lesion hidden in the folds, the existing partial endoscope device has the function of supporting the intestinal tract of a patient, so that a certain space is formed for the front end of the endoscope, the amplitude of the inner support is usually fixed and unchangeable, the supporting amplitude cannot be effectively adjusted, the use of different types of people cannot be met, and meanwhile, the endoscope device cannot be suitable for different types of organs.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide an auxiliary device based on endoscopic surgery application, which can effectively adjust the amplitude of an inner support according to the size of an organ of a patient during endoscopic examination and meet the use requirements of different groups and different types of organs.

The invention is realized by the following technical scheme:

an auxiliary device based on endoscope operation application comprises an endoscope body, a movable ring and a fixed ring, wherein a first telescopic pipe and a second telescopic pipe are arranged between the movable ring and the fixed ring, two ends of the first telescopic pipe and the second telescopic pipe are respectively connected with the fixed ring and the movable ring, the second telescopic pipe is positioned in the first telescopic pipe, a first elastic part is further arranged between the movable ring and the fixed ring, two ends of the first elastic part are respectively connected with the fixed ring and the movable ring, and the first elastic part is positioned between the first telescopic pipe and the second telescopic pipe; the front end of the endoscope body is provided with a connecting cylinder, the fixing ring is sleeved on the connecting cylinder and can move along the axial direction of the connecting cylinder, the fixing ring is also provided with a flow channel, one end of the flow channel is connected with the inside of the first telescopic pipe, and the other end of the flow channel is provided with an air guide pipe connected with an external air pump; still be equipped with a plurality of elastic interior faggings that have between solid fixed ring and the activity ring, interior fagging position arc structure, the both ends of interior fagging are connected with the circumference outer wall of solid fixed ring and activity ring respectively, and when letting in high-pressure gas in the air guide pipe, the degree of curvature of interior fagging reduces gradually.

Aiming at the problems that most of inner support devices on endoscopes in the prior art cannot be adjusted, the supporting range of organs of patients is consistent, the sizes of organs of people in different age groups are different, the sizes of intestinal tracts of adults and intestinal tracts of children are obviously different, and the sizes of different organs are also obviously different, such as stomachs, duodenums, small intestines or large intestines, the diameters of the sections of the organs are different, but the conventional inner support device cannot adjust the internal supporting range, so that discomfort is easily brought to patients, or the internal supporting effect is poor, therefore, the technical scheme is provided with a fixed ring and a movable ring, a first telescopic tube, a second telescopic tube and a first elastic piece are arranged between the fixed ring and the movable ring, before the patients are detected by the endoscope, when the first elastic piece is not acted by external force, a pulling force generated by the first elastic piece pulls the movable ring to approach the fixed ring, at the moment, the distance between the fixed ring and the movable ring is reduced, the internal supporting plate is forced to be sharply bent, the maximum bent, then, the distance between the air pump and the high-pressure air pump connected with the telescopic tube and the high-pressure air pump gradually increases, and the distance between the second telescopic tube is gradually increased, and the high-pressure air pump gradually increases, and the distance between the movable ring and the high-pressure air pump gradually increases, inner stay plate this moment has less radian, then alright stretch into patient's intestinal in with the endoscope body, because inner stay plate this moment has certain radian, the effective area of contact with patient's intestinal inner wall has been reduced, thereby effectively reduce patient's uncomfortable sense, when treating the endoscope body arrival position that needs the inspection, utilize the air duct to lose heart to the high-pressure gas who stores in first expansion pipe, discharge the high-pressure gas in first expansion pipe to the external world through the air duct, along with the high-pressure gas's in first expansion pipe pressure reduction, under the effect of first elastic component, force the movable ring to remove towards solid fixed ring direction, and then make inner stay plate crooked gradually, and its crooked radian crescent, therefore, the operating doctor can control the high-pressure gas volume of getting rid of in first expansion pipe according to actual conditions and adjust the crooked range of inner stay plate, thereby realized different organs, different crowds's use, when accomplishing the inspection, continue to let in the air duct high-pressure gas, force inner stay crooked degree to reduce, thereby be convenient for taking out this device from the intestinal.

This technical scheme utilizes the interval between solid fixed ring and the activity ring to be adjustable, thereby the bending amplitude of stay plate in the change, thereby satisfy the user demand under the different situation, the interior stay plate that sets up simultaneously adopts the arc structure, the endoscope body that remove in patient intestinal, effectively reduced the area of contact between interior stay plate and the intestinal, and then improved patient's comfort level, compare traditional interior support, reduced the friction to intestinal inner wall, guaranteed that the endoscope can remove in intestinal rapidly.

Furthermore, two sliding grooves are formed in the circumferential outer wall of the connecting cylinder, are symmetrical with respect to the axis of the connecting cylinder and are distributed along the axial direction of the connecting cylinder; all be equipped with the slider in the spout, the slider can remove along the axial direction of connecting cylinder in the spout to the slider is connected with solid fixed ring. And a second elastic piece is further arranged in the sliding groove, and when the sliding block moves towards the direction far away from the front end of the endoscope body, the sliding block can compress the second elastic piece. And an air passage is further arranged in the fixed ring, one end of the air passage is connected with an external air pump through a guide pipe, the other end of the air passage is of a closed structure, and the closed end faces the direction away from the movable ring.

Most of supporting devices on a traditional endoscope are fixed together with the endoscope, in order to avoid the process that the endoscope moves in an intestinal tract, residues on the inner wall of the intestinal tract are attached to a lens of the endoscope, the endoscope is usually arranged at the tail end of the supporting device, so that the endoscope can play a certain protection role in the process of moving in the intestinal tract, and the residues in the intestinal tract are prevented from being attached to the endoscope, but the supporting device can cause a certain influence on the visual field of the endoscope, therefore, the technical scheme is that the endoscope body and the fixing ring are movably connected, when the endoscope moves in the intestinal tract and does not reach an examination part, the fixing ring and the endoscope are in a fixed state, the endoscope body is in the fixing ring, a first telescopic tube and the movable ring at the front end of the fixing ring can play a certain protection role in the endoscope body, the process that the endoscope body moves in the intestinal tract is avoided, the residues in the endoscope body are attached to the endoscope body, when the endoscope needs of the endoscope to start of examination, high-pressure gas is introduced into the air passage by using an external air pump, the high-pressure gas enters the air passage into the air passage, and then forces the endoscope body to move towards a second movable ring, so that the slide block moves towards the second movable ring and the fixing ring moves towards the second slide block, thereby effectively preventing the fixing ring from being connected to the second slide block; when the endoscope body needs to be retracted into the movable ring again, when gas in the air passage is exhausted to the outside, the sliding block is pushed to recover to the initial position under the action of the second elastic piece, and the endoscope is retracted quickly.

Furthermore, a third elastic piece is arranged in the sliding groove and close to the front end direction of the endoscope body, and a limiting block is arranged on the third elastic piece; the movable ring is also internally provided with two placing grooves matched with the limiting blocks, and the limiting blocks can be inserted into the placing grooves.

The stability between endoscope body and the loose collar can further be improved to the third elastic component and the stopper that utilize to set up, and when the stopper on the endoscope removed the standing groove position department on the loose collar, under the effect of third elastic component, can force the stopper to insert to the standing groove to fix the endoscope body in the loose collar.

Further, still be equipped with the push pedal in the standing groove, push pedal and standing groove sealing connection to the push pedal can move towards the radial direction of activity ring in the standing groove, releases the stopper from the standing groove. An air inlet pipe is further arranged in the air guide pipe, one end of the air inlet pipe is connected with an external air pump, and the other end of the air inlet pipe extends into the first telescopic pipe and is communicated with the placing groove.

When the endoscope body needs to be retracted into the fixing ring, high-pressure gas is introduced into the air inlet pipe by using an external air pump, the high-pressure gas enters the placing groove through the air inlet pipe, and the sealing ring is arranged between the push plate and the inner wall of the placing groove, so that the high-pressure gas can push the push plate to move towards the direction of the limiting block, the limiting block is forced to compress the third elastic piece, the limiting block is finally retracted into the sliding groove, and at the moment, the endoscope body can be forced to retract into the fixing ring under the action of the second elastic piece.

Further, the first telescopic pipe and the second telescopic pipe are both corrugated pipes.

Because first flexible pipe and second flexible pipe are the bellows for it can be tensile along the axial direction of self, changes the interval between solid fixed ring and the movable ring, sets up the flexible pipe of second in first flexible pipe simultaneously, avoids the condition emergence that the high-pressure gas in the first flexible pipe leaked to patient's intestines and stomach.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. according to the auxiliary device based on the endoscope operation application, the bending amplitude of the inner supporting plate is adjusted by changing the distance between the fixed ring and the movable ring, so that the use of different people and different organs is met, the condition that the supporting is too large or too small is avoided, meanwhile, the contact area with the intestinal wall of a patient can be effectively reduced by using the inner supporting plate with the arc-shaped structure, and the discomfort of the patient is reduced;

2. according to the auxiliary device based on the endoscope operation application, the endoscope body and the movable ring can generate relative displacement, so that the protection of the endoscope in the moving process in the intestinal tract is met, the residues in the intestinal tract are prevented from being attached to the endoscope, meanwhile, the influence of the movable ring, the first telescopic pipe and the fixed ring on the visual field of the endoscope is reduced, and the imaging quality of the endoscope is effectively improved;

3. according to the auxiliary device based on the endoscope operation application, the endoscope can be fixed in the movable ring by the aid of the arranged limiting blocks, stability between the endoscope and the movable ring is improved, meanwhile, unlocking can be rapidly achieved by the aid of the arranged push plate and the air inlet pipe, and convenience in operation is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

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

FIG. 2 is a schematic view of another embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the displacement movable ring of the endoscope body;

FIG. 4 is an enlarged view of part A of the present invention;

FIG. 5 is an enlarged view of the part B of the present invention;

FIG. 6 is an enlarged view of the structure of the part C of the present invention;

fig. 7 is a schematic structural view of the connector barrel of the present invention.

Reference numbers and corresponding part names in the drawings:

1-movable ring, 2-inner supporting plate, 3-first telescopic pipe, 4-air inlet pipe, 5-second telescopic pipe, 6-fixed ring, 7-air guide pipe, 8-connecting cylinder, 9-endoscope body, 10-first elastic piece, 11-slide block, 12-second elastic piece, 13-placing groove, 14-push plate, 15-flow channel, 16-air channel, 17-third elastic piece, 18-limiting block and 19-sliding groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and the accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not used as limiting the present invention.

Example 1

As shown in fig. 1 to 7, the auxiliary device applied based on the endoscopic surgery of the present invention comprises an endoscope body 9, and further comprises a movable ring 1 and a fixed ring 6, wherein a first telescopic tube 3 and a second telescopic tube 5 are arranged between the movable ring 1 and the fixed ring 6, two ends of the first telescopic tube 3 and the second telescopic tube 5 are respectively connected with the fixed ring 6 and the movable ring 1, the second telescopic tube 5 is located in the first telescopic tube 3, a first elastic member 10 is further arranged between the movable ring 1 and the fixed ring 6, two ends of the first elastic member 10 are respectively connected with the fixed ring 6 and the movable ring 1, and the first elastic member 10 is located between the first telescopic tube 3 and the second telescopic tube 5; the front end of the endoscope body 9 is provided with a connecting cylinder 8, the fixing ring 6 is sleeved on the connecting cylinder 8, the fixing ring 6 can move along the axial direction of the connecting cylinder 8, the fixing ring 6 is also provided with a flow channel 15, one end of the flow channel 15 is connected with the inside of the first telescopic tube 3, and the other end of the flow channel 15 is provided with an air guide tube 7 connected with an external air pump; still be equipped with a plurality of elastic interior faggings 2 that have between solid fixed ring 6 and the

activity ring

1, 2 arc structures of interior fagging, the both ends of interior fagging 2 are connected with solid fixed ring 6 and the circumference outer wall of activity ring 1 respectively, and when letting in high-pressure gas in the air guide pipe 7, the crookedness of interior fagging 2 reduces gradually.

Example 2

On the basis of embodiment 1, two sliding grooves 19 are formed in the circumferential outer wall of the connecting cylinder 8, the two sliding grooves 19 are symmetrical with respect to the axis of the connecting cylinder 8, and the sliding grooves 19 are distributed along the axial direction of the connecting cylinder 8; the sliding grooves 19 are internally provided with sliding blocks 11, the sliding blocks 11 can move in the sliding grooves 19 along the axial direction of the connecting cylinder 8, and the sliding blocks 11 are connected with the fixing ring 6.

Example 3

In addition to embodiment 2, a second elastic member 12 is further provided in the slide groove 19, and when the slider 11 moves in a direction away from the distal end of the endoscope main body 9, the slider 11 can compress the second elastic member 12.

Example 4

On the basis of embodiment 1, still be equipped with air flue 16 in the solid fixed ring 6, air flue 16 one end is connected with external air pump through the pipe, and the other end is enclosed construction to the blind end orientation is kept away from movable ring 1 direction.

Example 5

On the basis of embodiment 2, a third elastic member 17 is further arranged in the sliding groove 19, and the third elastic member 17 is close to the front end direction of the endoscope body 9, and a limit block 18 is arranged on the third elastic member 17; two placing grooves 13 matched with the limiting blocks 18 are further formed in the movable ring 1, and the limiting blocks 18 can be inserted into the placing grooves 13.

Example 6

On the basis of the embodiment 5, the placing groove 13 is further provided with a push plate 14, the push plate 14 is connected with the placing groove 13 in a sealing manner, and the push plate 14 can move in the placing groove 13 towards the radial direction of the movable ring 1 to push the limit block 18 out of the placing groove 13.

Example 7

On the basis of embodiment 5, still be equipped with intake pipe 4 in the air duct 7, intake pipe 4 one end is connected with external air pump, and the other end stretches into and communicates with standing groove 13 in the first flexible pipe 3.

Example 8

On the basis of embodiment 1, the first extension tube 3 and the second extension tube 5 are both bellows.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An auxiliary device based on endoscope operation application comprises an endoscope body (9) and is characterized by further comprising a movable ring (1) and a fixed ring (6), wherein a first telescopic pipe (3) and a second telescopic pipe (5) are arranged between the movable ring (1) and the fixed ring (6), two ends of the first telescopic pipe (3) and two ends of the second telescopic pipe (5) are respectively connected with the fixed ring (6) and the movable ring (1), the second telescopic pipe (5) is located in the first telescopic pipe (3), a first elastic part (10) is further arranged between the movable ring (1) and the fixed ring (6), two ends of the first elastic part (10) are respectively connected with the fixed ring (6) and the movable ring (1), and the first elastic part (10) is located between the first telescopic pipe (3) and the second telescopic pipe (5); the front end of the endoscope body (9) is provided with a connecting cylinder (8), the fixing ring (6) is sleeved on the connecting cylinder (8), the fixing ring (6) can move along the axial direction of the connecting cylinder (8), the fixing ring (6) is also provided with a flow channel (15), one end of the flow channel (15) is connected with the inside of the first telescopic pipe (3), and the other end of the flow channel is provided with an air guide pipe (7) connected with an external air pump; a plurality of elastic inner supporting plates (2) are further arranged between the fixing ring (6) and the movable ring (1), the inner supporting plates (2) are of arc structures, two ends of each inner supporting plate (2) are respectively connected with the outer walls of the circumferences of the fixing ring (6) and the movable ring (1), and when high-pressure gas is introduced into the gas guide pipe (7), the curvature of each inner supporting plate (2) is gradually reduced;

the outer wall of the circumference of the connecting cylinder (8) is provided with two sliding grooves (19), the two sliding grooves (19) are symmetrical about the axis of the connecting cylinder (8), and the sliding grooves (19) are distributed along the axial direction of the connecting cylinder (8); the sliding grooves (19) are internally provided with sliding blocks (11), the sliding blocks (11) can move in the sliding grooves (19) along the axial direction of the connecting cylinder (8), and the sliding blocks (11) are connected with the fixing rings (6);

a second elastic piece (12) is further arranged in the sliding groove (19), and when the sliding block (11) moves towards the direction far away from the front end of the endoscope body (9), the sliding block (11) can compress the second elastic piece (12);

still be equipped with air flue (16) in the solid fixed ring (6), air flue (16) one end is passed through the pipe and is connected with external air pump, and the other end is enclosed construction to the blind end orientation is kept away from activity ring (1) direction.

2. An auxiliary device based on endoscope operation application according to claim 1, characterized in that, a third elastic member (17) is further arranged in the slide groove (19), and the third elastic member (17) is close to the front end direction of the endoscope body (9), and a limit block (18) is arranged on the third elastic member (17); two placing grooves (13) matched with the limiting blocks (18) are further formed in the movable ring (1), and the limiting blocks (18) can be inserted into the placing grooves (13).

3. An aid device based on endoscopic surgical application according to claim 2, characterized in that a push plate (14) is further provided in the placement groove (13), the push plate (14) is hermetically connected with the placement groove (13), and the push plate (14) can move in the placement groove (13) towards the radial direction of the movable ring (1) to push the stop block (18) out of the placement groove (13).

4. An auxiliary device based on endoscope operation application according to claim 2, characterized in that an air inlet pipe (4) is further arranged in the air duct (7), one end of the air inlet pipe (4) is connected with an external air pump, and the other end of the air inlet pipe extends into the first telescopic pipe (3) and is communicated with the placing groove (13).

5. An aid device for endoscopic surgical applications according to claim 1, wherein the first telescopic tube (3) and the second telescopic tube (5) are both bellows.