CN114601420A

CN114601420A - Portable cystoscope is used in urological department inspection

Info

Publication number: CN114601420A
Application number: CN202210290960.0A
Authority: CN
Inventors: 张泽键
Original assignee: Shenzhen Longhua District Central Hospital
Current assignee: Shenzhen Longhua District Central Hospital
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-06-10

Abstract

The invention provides a portable cystoscope for urological examination, which comprises a cystoscope body and a working lens tube, wherein one end of the cystoscope body is provided with an endoscope handle, the handheld part comprises a front handheld part, a rear handheld part and a handle, the connecting end parts of the front handheld part and the rear handheld part are respectively and correspondingly provided with an adjusting nut and a connecting rod, the distance between the front handheld part and the rear handheld part is adjusted by rotating the adjusting nut, the endoscope handle is clamped between the front handheld part and the rear handheld part, and the end part of the endoscope is a spherical shaft and is hinged with the handle in the rear handheld part and can rotate. The beneficial effects of the invention are that the hand-held part is divided into a front hand-held part, a rear hand-held part and a handle, the end part of the handle is provided with a spherical shaft to enable the spherical shaft to be hinged with the rear hand-held part, and the angle of the handle relative to the cystoscope body can be adjusted at will according to the use requirements, so that the interference of rotation, movement or swing of the legs and other parts of the body of a patient on the adjustment of the visual angle of the cystoscope is reduced or avoided.

Description

Portable cystoscope is used in urological department inspection

Technical Field

The invention relates to the field of medical instruments, in particular to a portable cystoscope for urological examination.

Background

Endoscopes generally refer to medical instruments that enter a human body through various pipes to observe the internal conditions of the human body, and are classified into hard endoscopes and soft endoscopes. And the examination thereof is called endoscopy or endoscopy (surgery). Some endoscopes have therapeutic functions, such as cystoscope, gastroscope, laparoscope, etc. The endoscope is taken by one hand for observation, and the other hand is used for examining or treating the lesion of the patient by using the operating forceps. Wherein soft endoscope has relatively thin, can bend the advantage that can 360 degrees looks at the thing, and the pipeline of hard endoscope is comparatively spacious, operating space is bigger, and a lot of medical instrument can get into smoothly, consequently still uses hard endoscope when needing to carry out the operation to some focus.

However, when using the hard cystoscope, if the patient does not lie down and the bed legs are separated, and the angle of the object to be viewed by the hard cystoscope is adjusted, the leg or other parts of the patient will affect the movement, rotation or swing of the hard cystoscope, and the handle of the existing cystoscope is coaxially arranged at the tail end of the hard cystoscope, so that when the hard cystoscope is operated, the hand of a person holds the handle at a painstakingly angle for a long time, and the wrist part of the hand feels sour and astringent. Therefore, in view of the above-mentioned drawbacks, a portable cystoscope for urological examinations is devised.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: when the angle of the object to be viewed of the hard cystoscope is adjusted, the legs of a patient can influence the movement of the hard cystoscope, and when the hard cystoscope is rotated, the wrist can feel sour and astringent when the hand holds the handle at a certain angle for a long time.

The technical scheme adopted by the invention for solving the technical problem is as follows:

there is provided a portable cystoscope for urological examinations comprising a cystoscope and a handpiece, the cystoscope being fitted on the handpiece, the cystoscope comprising a cystoscope body and a working scope tube, one end of the cystoscope main body is provided with a scope rod and a lens in an extending way, the scope rod is arranged in the working scope tube, the other end of the cystoscope main body is provided with an endoscope handle, the handheld part comprises a front handheld part, a rear handheld part and a handle, four connecting parts are correspondingly arranged at the connecting end parts of the front handheld part and the rear handheld part respectively, a connecting rod is arranged on the connecting part of the front handheld part, an adjusting nut is arranged on the connecting part of the rear hand-held part, the connecting rod is inserted into the adjusting nut, the distance between the front handheld part and the rear handheld part is adjusted by rotating the adjusting nut, and the electron microscope handle is clamped between the front handheld part and the rear handheld part by rotating the adjusting nut;

and a handle is connected to the end part of the rear hand-held part, and the end part of the handle is hinged in the rear hand-held part through a spherical shaft and can rotate.

Preferably, a groove is formed in the rear end face of the rear hand-held part, a first fixing sleeve and a second fixing sleeve are mounted in the groove, and the first fixing sleeve and the second fixing sleeve clamp the spherical shaft in the rear hand-held part.

Preferably, a plurality of fixing rods are hinged to the side wall of the rear hand-held part, and hook claws are arranged at the end parts of the fixing rods and can clamp the second fixing sleeve.

Preferably, the outer wall of the second fixing sleeve is provided with a thread structure, and the second fixing sleeve can be fixed by moving and clamping the spherical shaft in the rear hand-held part through rotating.

Preferably, the end part of the working mirror tube is inserted into an adjusting sleeve, and the adjusting sleeve is sleeved at the end part of the front hand-held part;

the adjusting sleeve is provided with a light source which is used for illuminating the port of the working lens tube and extends into the working lens tube, and the adjusting sleeve is provided with an adjusting part which can control the brightness of the light source.

Preferably, a partition board is arranged in the working lens tube in an extending mode to divide the inner cavity of the working lens tube into two cavities, one cavity is used for placing the lens rod, an operation opening is arranged at the position, close to the end portion, of the other cavity in an extending mode, and the operation forceps special for the endoscope extend into the operation opening and can extend out of the other end portion of the working lens tube.

Preferably, the front hand-held portion is provided with a flushing port through which a flushing liquid can be injected into the port of the working scope tube, and a sewage suction port through which a waste liquid at the port of the working scope tube can be sucked.

Preferably, the connecting rod for connecting the front hand-held part and the rear hand-held part is a straight connecting rod, the front hand-held part and the rear hand-held part clamp the endoscope handle, a cable interface is arranged on a side wall of the rear hand-held part, and a cable can be used to connect the endoscope handle through the cable interface to transmit images to a monitor.

Preferably, the connecting rod is a bent connecting rod, and a certain angle is formed between the rear handheld part and the front handheld part.

The beneficial effects of the invention are that the hand-held part is a front hand-held part, a rear hand-held part and a handle, and the end part of the handle is provided with a spherical shaft to enable the handle to be hinged with the rear hand-held part, so that the angle of the handle relative to the cystoscope body can be adjusted at will according to the use requirement when in use, thereby reducing or avoiding the interference of the legs and other parts of the body of a patient on the rotation, movement or swing of the cystoscope when adjusting the visual angle; when the handle is rotated, the wrist does not need to turn along with the axis of the cystoscope, so that the discomfort caused by turning over the handle for a long time is reduced; through preceding handheld portion and the handheld portion centre gripping speculum handle in back, can do benefit to the installation of speculum camera lens and change to be provided with the cable interface in the handheld portion in back, through the cable interface directly with the image information that the electron microscope observed transmit the monitor through the connecting wire on, reduce the cable to the terminal pulling force of mirror body, make the speculum adjustment more nimble.

Drawings

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

FIG. 1 is a schematic diagram of an overall assembly structure provided by an embodiment of the present invention;

FIG. 2 is a schematic front view of the structure of FIG. 1;

FIG. 3 is a schematic view of the exploded structure of FIG. 1;

FIG. 4 is a schematic perspective view of a hand-held portion according to an embodiment of the present invention;

FIG. 5 is an enlarged partial schematic view of FIG. 4;

FIG. 6 is a schematic view of the front view of FIG. 4;

FIG. 7 is a schematic perspective view of an exploded view of a hand-held portion provided in accordance with an embodiment of the present invention;

FIG. 8 is an enlarged partial schematic view of FIG. 7;

FIG. 9 is a schematic view of the front view configuration of FIG. 7;

FIG. 10 is a structural diagram illustrating a bending state of a handle according to an embodiment of the present invention;

in the figure: 1-cystoscope, 1.1-cystoscope body, 1.2-endoscope rod, 1.3-lens, 1.4-working endoscope tube, 1.5-operation port, 1.6-endoscope handle, 2-handheld part, 2.1-front handheld part, 2.11-flushing port, 2.12-sewage suction port, 2.13-connecting rod, 2.14-straight connecting rod, 2.15-bent connecting rod, 2.2-rear handheld part, 2.21-adjusting nut, 2.22-cable interface, 2.23-fixing rod, 2.24-first fixing sleeve, 2.25-second fixing sleeve, 2.3-handle, 2.31-spherical shaft and 2.4-adjusting sleeve.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It is to be understood that these examples are for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.

In a specific embodiment, a portable cystoscope for urological examination is provided, including cystoscope 1 and handheld portion 2, shown cystoscope 1 assembles on shown handheld portion 2, shown cystoscope 1 includes cystoscope main part 1.1 and working mirror tube 1.4, cystoscope main part 1.1 one end extends and is provided with mirror pole 1.2 and camera lens 1.3, mirror pole 1.2 cover is established in working mirror tube 1.4, the camera lens flushes with working mirror tube 1.4 tip, cystoscope main part 1.1 other end is provided with electronic mirror handle 1.6, electronic mirror handle 1.6 passes through the cable and is connected with check out test set, during the use, snatch handheld portion 2 through the staff, remove, rotate or swing adjustment electronic mirror visual angle in order to observe it and be unanimous basically with prior art to bladder different regions, do not do here and describe in detail. The scheme is to overcome the interference of rotation, movement or swing when the legs and other parts of the body of a patient adjust the visual angle of the cystoscope during examination in the background technology, and improves the structure of the handheld part of the cystoscope, and specifically comprises the following steps:

the handheld part 2 (as shown in fig. 1 or 2) includes a front handheld part 2.1, a rear handheld part 2.2 and a handle 2.3, four connecting parts are respectively arranged at the connecting end parts of the front handheld part 2.1 and the rear handheld part 2.2, a connecting rod 2.13 is arranged on the connecting part of the front handheld part 2.1, an adjusting nut 2.21 is arranged on the connecting part of the rear handheld part 2.2, the connecting rod 2.13 is inserted into the adjusting nut 2.21 to realize the fixation of the two, and the connecting endoscope handle 1.6 is clamped between the front handheld part 2.1 and the rear handheld part 2.2 by screwing the adjusting nut 2.21, namely the fixation of the endoscope handle 1.6 is realized. In addition, the distance between the front handheld part 2.1 and the rear handheld part 2.2 is adjusted by rotating the adjusting nut 2.21, so that the overall length of the sight glass is changed, and the swing range of the electron microscope can be effectively enlarged after the length is increased.

In order to improve the holding of the hand and avoid interference of the hand-held part during the detection and adjustment of the speculum, the end part of the back hand-held part 2.2 is connected with the handle 2.3, the end part of the handle 2.3 is a spherical shaft 2.31 which is hinged in the back hand-held part 2.2 and can rotate, and when the cystoscope 1 is used for observing a focus, the handle 2.3 can be in the same straight line with the cystoscope 1, namely, the tail end of the cystoscope is lengthened. When in use, the handle 2.3 can be directly rotated and moved to drive the bladder to rotate so as to observe the focus from other angles; in addition, when the legs or other parts of the body of the patient interfere with the hand-held part or the hand part of the speculum, the handle 2.3 can be deflected to a position with the cystoscope 1 by a certain angle, and then the handle 2.3 is rotated or moved, so that the interference of rotation, movement or swinging when the legs or other parts of the body of the patient adjust the visual angle of the cystoscope is reduced or avoided; and when the handle is rotated, the wrist does not need to turn along with the axis of the cystoscope, so that the discomfort caused by turning over the handle for a long time is reduced. In order to realize the technical scheme that the handle 2.3 is hinged with the rear hand-held part 2.2, two specific embodiments can be selected:

in the first embodiment, a spherical groove is formed in the end portion of the rear hand-held portion 2.2, and the spherical shaft 2.31 at the end portion of the handle 2.3 is directly clamped in the spherical groove.

(as shown in fig. 7 or 9), in the second embodiment, a groove is formed on the rear end surface of the rear hand-held portion 2.2, and the first fixing sleeve 2.24 and the second fixing sleeve 2.25 are installed therein, the first fixing sleeve 2.24 is installed in the groove to be fixed, the spherical shaft 2.31 is placed on the first fixing sleeve 2.24, and finally the fixing sleeve 2.25 is placed on the spherical shaft 2.31, so that the spherical shaft 2.31 is clamped in the rear hand-held portion 2.2 by the first fixing sleeve 2.24 and the second fixing sleeve 2.25, wherein a cavity formed by clamping the first fixing sleeve 2.24 and the second fixing sleeve 2.25 is fitted with the spherical shaft 2.31 to enable the spherical shaft 2.31 to rotate in the first fixing sleeve 2.24 and the second fixing sleeve 2.25.

In this case, the technical solution of hinging the handle 2.3 and the rear hand-held part 2.2 is realized by the second preferred embodiment. And a plurality of fixed rods 2.23 are hinged on the side wall of the rear hand-held part 2.2, hook claws are arranged at the end parts of the fixed rods 2.23 and can clamp the second fixed sleeve 2.25, when the spherical shaft 2.31 is clamped between the first fixed sleeve 2.24 and the second fixed sleeve 2.25, the fixed rods 2.23 are shifted to the upper part of the second fixed sleeve 2.25 to hook the second fixed sleeve 2.25 for fixing, and meanwhile, the first fixed sleeve 2.24 and the second fixed sleeve 2.25 are also pressed tightly to clamp and fix the spherical shaft 2.31. This facilitates the mounting and dismounting of the first and second mounting sleeves 2.24, 2.25 and also the quick adjustment of the spherical shaft 2.31. Preferably, a semicircular convex body is arranged at the joint of the hook claw of the fixing rod 2.23 and the second fixing sleeve 2.25, and a semicircular groove is correspondingly formed in the second fixing sleeve 2.25, so that the fixing rod 2.23 can more tightly fix the second fixing sleeve 2.25 (as shown in fig. 5 or fig. 8); the outer wall of the second fixing sleeve 2.25 can be provided with a thread structure, the second fixing sleeve 2.25 is screwed into the groove, the second fixing sleeve 2.25 can move in the groove of the rear hand-held part 2.2 to clamp the spherical shaft 2.31 to fix the spherical shaft, and the scheme has the beneficial effects that when the handle 2.3 needs to be rotated, the second fixing sleeve 2.25 is screwed out of the spherical shaft 2.31 of the loosening handle 2.3, and the handle 2.3 is rotated to a proper position to clamp the spherical shaft 2.31 and fix the handle 2.3 to keep the current state when the fixing sleeve 2.25 is screwed.

In the scheme, the end part of the working mirror tube 1.4 is inserted into the adjusting sleeve 2.4, and the adjusting sleeve 2.4 is sleeved on the end part of the front handheld part 2.1 for fixing; the adjusting sleeve 2.4 is provided with a light source extending in the working lens tube 1.4 for illuminating the port of the working lens tube 1.4, the light source is flush with the lens 1.3, and an adjusting part capable of controlling the brightness of the light source is arranged on the adjusting sleeve 2.4. The working endoscope tube 1.4 is internally provided with a partition plate in an extending manner to divide a cavity in the working endoscope tube 1.4 into two cavities, one cavity is used for placing the endoscope rod 1.2, an operation port 1.5 is formed in the position, close to the end part, of the other cavity in an extending manner, the special operation forceps for the endoscope extend into the operation port 1.5 and can extend out from the other end part of the working endoscope tube 1.4, the endoscope rod 1.2 is independently placed in the cavity, the damage to the endoscope rod 1.2 when the operation forceps or other tools are used can be effectively avoided, and other tools such as the operation forceps extend into the other cavity of the working endoscope tube 1.4 from the operation port 1.5 and extend out to perform operation on a focus of a patient. The front hand-held part 2.1 is also provided with a flushing port 2.11 which can inject flushing fluid to the port of the working lens tube 1.4 and a sewage suction port 2.12 which can extract waste liquid at the port of the working lens tube 1.4, when the cystoscope 1 is inserted into the body of a patient to observe a focus, the focus is most likely to have liquid which influences the lens 1.3 to collect a focus picture, at the moment, the flushing port 2.11 is required to be injected with physiological saline to be sprayed out from the port of the working lens tube 1.4 to flush the focus, and the sewage suction port 2.12 is used to extract the flushed waste liquid out of the body, so that the picture observed by the lens 1.3 is clearer.

In the present case, the connecting rod 2.13 for connecting the front hand-held part 2.1 and the rear hand-held part 2.2 can be divided into a straight connecting rod 2.14 and a bent connecting rod 2.15 according to the use requirement. When the connecting rod 2.13 is the straight connecting rod 2.14, when the interface on the cystoscope main body 1.1 is directly used for connecting with a monitor for image signal transmission, the connecting wire of the port may drop when the cystoscope 1 is moved, therefore, in the present case, the endoscope handle 1.6 is clamped by the front handheld part 2.1 and the rear handheld part 2.2, the cable interface 2.22 is arranged on the side wall of the rear handheld part 2.2, the connecting wire extends into the cable interface 2.22 to be connected with the endoscope handle 1.6 on the cystoscope main body 1.1 to transmit the image to the monitor, and then the adjusting nut 2.21 is rotated to ensure that the endoscope handle 1.6 is clamped by the rear handheld part 2.2 and the front handheld part 2.1, and the connecting wire for transmitting the image signal cannot drop easily. (as shown in fig. 10), when the connecting rod 2.13 is a bent connecting rod 2.15, a certain angle exists between the rear handheld part 2.2 and the front handheld part 2.1, the interface on the cystoscope body 1.1 is directly used for transmitting image signals to the monitor, and when the angle of the electron microscope does not need to be adjusted greatly, the front handheld part 2.1 and the rear handheld part 2.2 are vertically arranged and are matched with a movable handle, so that the hand can hold the handheld part 2 for a long time.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A portable cystoscope for urological examination comprises a cystoscope (1) and a handheld part (2), wherein the cystoscope (1) is assembled on the handheld part, the cystoscope (1) comprises a cystoscope main body (1.1) and a working lens tube (1.4), one end of the cystoscope main body (1.1) is provided with a lens rod (1.2) and a lens (1.3) in an extending way, the lens rod (1.2) is arranged in the working lens tube (1.4), the other end of the cystoscope main body (1.1) is provided with an endoscope handle (1.6), the portable cystoscope is characterized in that the handheld part (2) comprises a front handheld part (2.1), a rear handheld part (2.2) and a handle (2.3), the connecting ends of the front handheld part (2.1) and the rear handheld part (2.2) are respectively and correspondingly provided with four connecting parts, a connecting rod (2.13) is arranged on the connecting part of the front handheld part (2.1), and a nut (21.2) of the rear handheld part (2) is arranged on the connecting part (2.2), inserting the connecting rod (2.13) into the adjusting nut (2.21), adjusting the distance between the front handheld part (2.1) and the rear handheld part (2.2) by rotating the adjusting nut (2.21), and clamping the electric mirror handle (1.6) between the front handheld part (2.1) and the rear handheld part (2.2) by rotating the adjusting nut (2.21);

a handle (2.3) is connected to the end of the rear hand-held part (2.2), and the end of the handle (2.3) is a spherical shaft (2.31) hinged in the rear hand-held part (2.2) and can rotate.

2. The portable cystoscope for urological examination as claimed in claim 1, wherein a groove is opened on the rear end face of the rear hand-held part (2.2), and a first fixing sleeve (2.24) and a second fixing sleeve (2.25) are installed therein, the first fixing sleeve (2.24) and the second fixing sleeve (2.25) clamp the spherical shaft (2.31) in the rear hand-held part (2.2).

3. A portable cystoscope for urological examinations according to claim 2, characterized in that a plurality of fixing rods (2.23) are hinged on the side wall of the rear hand-held part (2.2), and the ends of the fixing rods (2.23) are provided with claws to hold the second fixing sleeve (2.25).

4. A portable cystoscope for urological examinations according to claim 2, characterized in that the outer wall of the second sleeve (2.25) is provided with a thread structure, which can be fixed by moving the clamping spherical shaft (2.31) in the rear hand-held part (2.2) by rotating the second sleeve (2.25).

5. A portable cystoscope for urological examinations according to claim 1, characterized in that the end of the working scope tube (1.4) is inserted on an adjusting sleeve (2.4), the adjusting sleeve (2.4) is sleeved on the end of the front hand-held part (2.1);

the adjusting sleeve (2.4) extends in the working mirror tube (1.4) and is provided with a light source used for illuminating the port of the working mirror tube (1.4), and an adjusting part capable of controlling the brightness of the light source is arranged on the adjusting sleeve (2.4).

6. A portable cystoscope for urological examination according to claim 5, characterized in that a partition is extended inside the working lens tube (1.4) to divide the inner cavity of the working lens tube (1.4) into two cavities, one of which is used for placing the lens rod (1.2), and the other cavity is extended outwards near the end to form an operation opening (1.5), and an endoscope-dedicated forceps extending into the operation opening (1.5) can extend from the other end of the working lens tube (1.4).

7. A portable cystoscope for urological examinations according to claim 1, characterized in that the front hand-held part (2.1) is provided with a flushing port (2.11) for injecting flushing liquid to the port of the working lens tube (1.4) and a waste suction port (2.12) for extracting waste liquid from the port of the working lens tube (1.4).

8. A portable cystoscope for urological examinations according to claim 1, characterised in that the link (2.13) connecting the front (2.1) and rear (2.2) handgrips is a straight link (2.14), the front (2.1) and rear (2.2) handgrips the handle (1.6), a cable interface (2.22) is provided on the side wall of the rear (2.2) handgrip, and the handle (1.6) can be connected by a cable to a monitor by means of the cable interface (2.22).

9. A portable cystoscope for urological examinations according to claim 1, characterised in that the link (2.13) is a bent link (2.15), the rear hand-held part (2.2) being at an angle to the front hand-held part (2.1).