CN113647896A

CN113647896A - Soft mirror of electronic bronchoscope

Info

Publication number: CN113647896A
Application number: CN202110893002.8A
Authority: CN
Inventors: 斯妍娜; 张晨; 幸研; 鲍红光; 侯丕红; 方兆晶
Original assignee: Nanjing First Hospital
Current assignee: Nanjing First Hospital
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2021-11-16

Abstract

The soft mirror comprises a linear part and a bent part arranged at one end of the linear part, wherein a drawn wire is arranged in the bent part, one end of the drawn wire is fixed at one end of the bent part deviating from the linear part, and the other end of the drawn wire extends out of the linear part until the other end of the drawn wire extends out of one end of the linear part deviating from the bent part; the four drawn wires are uniformly arranged on the peripheral side of the bending part and extend towards the linear part along the axis of the soft lens until extending out of the linear part. This openly has set up four wire drawing, stimulates four wire drawing respectively for the flexion is crooked towards the wire drawing direction of pulling, and the actual selection is carried out the crooked direction as required, selects the wire drawing that corresponds and stimulates, thereby has realized the quadriversal and has crooked, avoids only having the limitation that the operation exists to the two-way bending now.

Description

Soft mirror of electronic bronchoscope

Technical Field

The disclosure belongs to the field of medical equipment, and particularly relates to an electronic bronchoscope soft lens.

Background

In recent decades, with the development of science and technology, endoscopy and surgery have become the conventional diagnostic and therapeutic means in the medical field. The medical instrument can enter a patient body through a natural cavity or a minimally invasive small opening, directly observe and treat a focus, open the door of a minimally invasive surgery and bring great progress to the medical field.

With the development of science and technology, medical endoscopes are widely used in the medical field as tools for peeping and treating organs in the human body. In the development process of the medical endoscope, the medical endoscope is successively subjected to four times of great improvements, from the initial hard tube type medical endoscope, the semi-curved type medical endoscope to the electronic medical endoscope and the electronic medical endoscope, and the image quality is greatly improved. Medical endoscopes include, according to their functional classification, medical endoscopes for the digestive tract, medical electronic bronchoscopes for the respiratory system, medical endoscopes for the peritoneal cavity, medical endoscopes for the biliary tract, medical endoscopes for the urinary system, and medical endoscopes for the joints.

The electronic bronchoscope currently used in the market mainly has the following defects: the bending head for pulling the soft lens through the two wire drawing wires bends towards the wire drawing pulling direction, and only two-way bending can be realized, so that the operation limitation exists.

Disclosure of Invention

Aiming at the defects in the prior art, the present disclosure aims to provide an electronic bronchoscope soft lens, which solves the technical problems in the background art.

The purpose of the disclosure can be realized by the following technical scheme:

the soft lens of the electronic bronchoscope comprises a soft lens, wherein the soft lens comprises a linear part and a bent part arranged at one end of the linear part, a drawn wire is arranged in the bent part, one end of the drawn wire is fixed at one end of the bent part away from the linear part, and the other end of the drawn wire extends out of the linear part until the other end of the drawn wire extends out of one end of the linear part away from the bent part;

the four drawn wires are uniformly arranged on the peripheral side of the bending part and extend towards the linear part along the axis of the soft lens until extending out of the linear part.

Furthermore, reset holes which correspond to the drawn wires one by one are formed in one end of the straight line part, which is far away from the bending part, one end of each drawn wire is located in the corresponding reset hole, one end of each drawn wire located in the corresponding reset hole is fixedly connected with a tension spring, one end of each tension spring is connected with a driving column, and each driving column is provided with an annular groove;

the utility model discloses a joint structure of a motor vehicle, including orthoscopic portion, rotating part, connecting strip, block portion, bayonet socket, rotating part, the rotating part that orthoscopic portion one end was provided with and orthoscopic portion coaxial line, and the rotating part both ends are provided with the connecting strip, have seted up vertical spout on the connecting strip, are provided with on the spout and carry out gliding slider along the spout, and block portion is installed to the slider lower extreme, and the bayonet socket has been seted up to block portion both sides, and the rotating part is rotatory for the bayonet socket of block portion is in the ring channel.

Furthermore, the upper ends of the sliding blocks are connected with winding ropes, the winding ropes on the different sliding blocks are wound on the same winding roller, and the winding directions of the two winding ropes are opposite.

Further, a handle is mounted on the winding roller.

Furthermore, the top end of the connecting strip is provided with an installation block, a rotary shell is installed on the periphery of the installation block, and one end of the linear part is rotated by the rotary shell.

Further, a cleaning channel is included, and the cleaning channel is arranged at one end of the bending part until extending to the linear part and extending out from the linear part close to the handle.

Further, a brush capable of extending out of the cleaning channel is arranged in the cleaning channel, a stop block is arranged at the front end of the brush, and a connecting pipe is arranged at the rear end of the brush.

Furthermore, a blocking block is arranged in the cleaning channel, a sliding channel is arranged in the middle of the blocking block, and the supporting rod of the hairbrush extends into the sliding channel and can slide along the sliding channel.

Furthermore, a discharge flow passage is arranged on the blocking block, a discharge pipe is arranged in the discharge flow passage, and the discharge pipe is communicated with the connecting pipe.

Furthermore, the stop block is provided with a through hole.

The beneficial effect of this disclosure:

the four drawing wires are arranged and respectively pulled, so that the bending part is bent towards the pulling drawing wire direction, the bending direction is actually selected according to the requirement, and the corresponding drawing wire is selected for pulling, so that the four-way bending is realized, and the limitation of operation only in two-way bending in the prior art is avoided;

this disclosure can clear up stomach or respiratory tract endocrine, washs to the secretion on the brush simultaneously, avoids being stained with on the brush and attaches too much secretion, influences the clearance next time of brush.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;

FIG. 2 is a partial perspective cut-away view of an embodiment of the present disclosure;

FIG. 3 is an enlarged schematic view at A of FIG. 2 of an embodiment of the present disclosure;

FIG. 4 is a cross-sectional structural schematic view of a flexure of an embodiment of the disclosure.

Detailed Description

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

As shown in fig. 1 to 3, an electronic bronchoscope soft lens comprises a soft lens, wherein the soft lens comprises a linear part 1 and a curved part 2 arranged at one end of the linear part 1, a wire 3 is arranged in the curved part 2, one end of the wire 3 is fixed at one end of the curved part 2 which is far away from the linear part 1, and the other end of the wire 3 extends out of the linear part 1 until extending out to one end of the linear part 1 which is far away from the curved part 2;

four wires 3 are provided, and the four wires 3 are uniformly arranged on the peripheral side of the curved portion 2, and extend along the axis of the soft lens toward the linear portion 1 until protruding from the linear portion 1.

During the use, carry out four wire drawing 3 of pulling respectively for flexion 2 is towards the wire drawing 3 direction bending of pulling, and the actual selection is carried out the crooked direction as required, selects corresponding wire drawing 3 to pull, thereby has realized the quadriversal and has crooked, avoids only having the limitation that the operation exists to two-way bending in the prior art.

One end of the straight part 1, which is far away from the bending part 2, is provided with reset holes 20 which are in one-to-one correspondence with the drawn wires 3, one end of each drawn wire 3 is positioned in the corresponding reset hole 20, one end of each drawn wire 3 positioned in the corresponding reset hole 20 is fixedly connected with a tension spring 4, one end of each tension spring 4 is connected with a driving column 5, and each driving column 5 is provided with an annular groove 50;

one end of the linear part 1 is provided with a rotating part 6 which is coaxial with the linear part 1, two ends of the rotating part 6 are provided with connecting strips 61, the connecting strips 61 are provided with vertical sliding grooves 610, the sliding grooves 610 are provided with sliding blocks 7 which slide along the sliding grooves 610, the lower ends of the sliding blocks 7 are provided with clamping parts 71, two sides of each clamping part 71 are provided with bayonets 710, and the rotating part 6 rotates to enable the bayonets 710 of the clamping parts 71 to be located in the annular groove 50;

the upper ends of the sliders 7 are connected with winding ropes 72, the winding ropes 72 respectively positioned on different sliders 7 are wound on the same winding roller 8, the winding directions of the two winding ropes 72 are opposite, specifically, when the winding roller 8 rotates, one winding rope 72 positioned on the winding roller 8 is in a winding state, and the other winding rope 72 is in a release state; wherein the drawn wire 3 corresponding to the wound winding rope 72 is pulled by hand, so that the bending part 2 is bent in the direction; similarly, if the winding rope 72 in the original release state is required to be wound, that is, the winding roller 8 is reversed, so that the winding rope is bent in the opposite direction;

when another opposite wire 3 needs to be pulled, the wind-up roll 8 is in an initial balanced state (i.e., the bending portion 2 is in a linear state), the rotating portion 6 is rotated so that the bayonet 710 of the engaging portion 71 is located in the corresponding annular groove 50, and the aforementioned operation for pulling the opposite wire 3 is repeated so that the bending portion 2 is correspondingly bent.

And a handle 9 is arranged on the winding roller 8, and the handle 9 rotates around the winding roller 8 to further drive the winding roller 8 to rotate so as to wind and/or release the drawn wire 3.

The top end of the connecting strip 61 is provided with an installation block 62, a rotary shell 63 is installed on the periphery of the installation block 62, and the rotary shell 63 rotates one end of the rotating linear part 1; wind-up roll 8 is rotatably mounted on mounting block 62 such that wind-up roll 8 is supported.

When the bending device is used, the rotating shell 63 is rotated and connected through the mounting block 62 and the connecting strip 61, so that the rotating part 6 rotates, and bending action is performed if different bending requirements are met.

In order to facilitate better expansion of the monitoring view angle, in this embodiment, the adopted camera is a wide-angle camera.

As shown in fig. 4, in the present embodiment, a cleaning channel 21 is further included, and the cleaning channel 21 is disposed at one end of the bending portion 2, extends to the linear portion 1, and protrudes from the linear portion 1 near the handle 9; the cleaning channel 21 extends into the intestines and stomach or respiratory tract endocrine for cleaning, such as cleaning by adopting a traditional adsorption mode.

Of course, in some embodiments, the brush 22 capable of extending out of the cleaning channel 21 is disposed in the cleaning channel 21, the front end of the brush 22 is provided with the stopper 23, the rear end of the brush 22 is provided with the connecting pipe 24, so that the brush 22 can extend out of the cleaning channel 21, and the stopper 23 can prevent the brush 22 from directly impacting the bronchial tissue of the patient, thereby preventing the brush 22 from being broken due to impact, and then the brush 22 brushes the secretions of the patient in a reciprocating manner, so as to control the working state of the brush 22 under the observation of the electronic bronchoscope;

a blocking block 25 is arranged in the cleaning channel 21, a sliding channel 250 is arranged in the middle of the blocking block 25, and the support rod 221 of the brush 22 extends into the sliding channel 250 and can slide along the sliding channel 250; the connecting pipe 24 drives the brush 22 to extend out of the sliding channel 250, or drives the brush 22 to extend into the sliding channel 250, at this time, the secretion on the brush 22 is limited by the sliding channel 250, and the secretion on the brush 22 is filtered in the cleaning channel 21;

the block 25 is provided with a discharge flow passage 251, a discharge pipe 26 is arranged in the discharge flow passage 251, and the discharge pipe 26 is communicated with the connecting pipe 24; the baffle 23 extrudes the secretion in the cleaning channel 21, so that the secretion enters the discharge flow channel 251 until the secretion is pumped out by the connecting pipe 24 through the discharge pipe 26, the cleaning of the secretion on the brush 22 is completed, and the influence on the next cleaning of the brush 22 caused by the adhesion of too much secretion on the brush 22 is avoided;

the stopper 23 is provided with a through hole 230; when the connecting pipe 24 is adsorbed, the phenomenon that negative pressure cannot be adsorbed due to the blockage of one end of the cleaning channel 21 is avoided.

The working principle is as follows:

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing illustrates and describes the general principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the disclosure, and that various changes and modifications may be made to the disclosure without departing from the spirit and scope of the disclosure, which is intended to be covered by the claims.

Claims

1. The electronic bronchoscope soft lens comprises a soft lens body, wherein the soft lens body comprises a linear part (1) and a bending part (2) arranged at one end of the linear part (1), and a drawn wire (3) is arranged in the bending part (2), and is characterized in that one end of the drawn wire (3) is fixed at one end of the bending part (2) departing from the linear part (1), and the other end of the drawn wire (3) extends out of the linear part (1) until extending out to one end of the linear part (1) departing from the bending part (2);

the four drawn wires (3) are uniformly arranged on the peripheral side of the bending part (2), extend towards the linear part (1) along the axis of the soft lens and extend out of the linear part (1).

2. The electronic bronchoscope soft lens according to claim 1, wherein one end of the straight line part (1) away from the bending part (2) is provided with reset holes (20) corresponding to the pull wires (3) one by one, one end of each pull wire (3) is arranged in the corresponding reset hole (20), one end of each pull wire (3) in each reset hole (20) is fixedly connected with a tension spring (4), one end of each tension spring (4) is connected with a driving column (5), and each driving column (5) is provided with an annular groove (50);

linear portion (1) one end is provided with rotating part (6) with linear portion (1) coaxial line, and rotating part (6) both ends are provided with connecting strip (61), have seted up vertical spout (610) on connecting strip (61), are provided with on spout (610) and carry out gliding slider (7) along spout (610), block portion (71) is installed to slider (7) lower extreme, bayonet socket (710) have been seted up to block portion (71) both sides, and rotating part (6) are rotatory for bayonet socket (710) of block portion (71) are in ring channel (50).

3. The electronic bronchoscope flexible endoscope according to claim 2, characterized in that the upper end of the slider (7) is connected with a winding rope (72), the winding ropes (72) respectively arranged on different sliders (7) are wound on the same winding roller (8), and the winding directions of the two winding ropes (72) are opposite.

4. The electronic bronchoscope soft lens according to claim 3, characterized in that a handle (9) is mounted on the wind-up roll (8).

5. The electronic bronchoscope soft lens according to claim 3, wherein the top end of the connecting bar (61) is provided with a mounting block (62), a rotating shell (63) is mounted on the periphery of the mounting block (62), and the rotating shell (63) rotates one end of the rotating straight line part (1).

6. Electronic bronchoscopy soft mirror according to claim 1, characterized in that it comprises a cleaning channel (21), said cleaning channel (21) being arranged at one end of the curved portion (2) as far as the straight portion (1) and protruding from the straight portion (1) close to the handle (9).

7. The electronic bronchoscopy soft mirror according to claim 6, wherein a brush (22) capable of extending out of the cleaning channel (21) is arranged in the cleaning channel (21), a stop block (23) is arranged at the front end of the brush (22), and a connecting pipe (24) is arranged at the rear end of the brush (22).

8. The electronic bronchoscopy soft mirror according to claim 7, wherein a stopper (25) is arranged in the cleaning channel (21), a sliding channel (250) is arranged in the middle of the stopper (25), and the support rod (221) of the brush (22) extends into the sliding channel (250) and can slide along the sliding channel (250).

9. The electronic bronchoscopy soft mirror according to claim 8, wherein the blocking block (25) is provided with a discharge flow channel (251), a discharge pipe (26) is arranged in the discharge flow channel (251), and the discharge pipe (26) is communicated with the connecting pipe (24).

10. The electronic bronchoscopy soft mirror according to claim 9, wherein the stopper (23) is provided with a through hole (230).