CN213075593U

CN213075593U - Simple visual ureteral stent extractor

Info

Publication number: CN213075593U
Application number: CN202021472289.4U
Authority: CN
Inventors: 王伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-04-30
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a simple visual ureteral stent extractor, which belongs to the technical field of medical instruments, and comprises a working sheath, an operator and an endoscope, wherein the operator and the endoscope are inserted in the working sheath, the operator is connected with an instrument connecting pipe, and the ureteral stent extractor also comprises a display and a water sac, and the display is fixed at the outer end of the endoscope and is used for displaying images of a bladder cavity; the operating sheath is internally provided with a water inlet channel, the operator is provided with a water inlet communicated with the water inlet channel, the water inlet is provided with a valve, the water bag is internally provided with physiological saline, and the water bag is connected with the water inlet, so that the problem that the existing cystoscope is inconvenient to carry is solved.

Description

Simple visual ureteral stent extractor

Technical Field

The utility model relates to the technical field of medical equipment, in particular to simple and easy visual ureteral stent extractor.

Background

Cystoscopy is a type of endoscope, and during cystoscopy, local anesthesia is often accompanied, and if necessary, general anesthesia is used by doctors. The cystoscope is an optical endoscope with a relatively complex structure, has various types and different structures, and mainly comprises a sheath, a sight glass, an intubation mirror, a obturator, accessories and the like. Typically, the main body of the cystoscope is an optical fiber with a diameter of up to about 9 mm and a light source at the tip. The cystoscope enters the bladder through the urethra and transmits the bladder inner wall image to the ocular lens at the other end of the optical fiber.

When the existing cystoscope is used, a large monitor needs to be connected for displaying, so that a bladder cavity image with three-dimensional vision is obtained, and stereoscopic feeling of operation is provided for doctors.

In view of this, the utility model provides a simple and easy visual ureteral stent extractor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple and easy visual ureteral stent extractor, it has solved current cystoscope and has carried comparatively inconvenient problem.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a simple visible ureteral stent extractor comprises a working sheath, an operator and an endoscope, wherein the operator and the endoscope are inserted into the working sheath, the operator is connected with an instrument connecting pipe, the ureteral stent extractor further comprises a display and a water sac, and the display is fixed at the outer end of the endoscope and used for displaying images of a bladder cavity;

the device is characterized in that a water inlet channel is arranged in the working sheath, a water inlet communicated with the water inlet channel is formed in the manipulator, a valve is installed on the water inlet, physiological saline is filled in the water bag, and the water bag is connected with the water inlet.

Adopt above-mentioned structure, the utility model discloses change the large-scale monitor of tradition into can the snap-on little display ware that uses on the endoscope to adopt the manual extrusion mode of intaking of water pocket, do not need external inlet tube, enlarged the application range of cystoscope, do not confine external environment to, convenient to carry all can inspect at any time.

The method is further optimized as follows: the ureteral stent further comprises fetching forceps which are inserted in the instrument connecting pipe and used for hooking the ureteral stent in the body of a patient.

By adopting the structure, the ureteral stent, foreign matters and the like can be clamped and taken conveniently.

The method is further optimized as follows: the object taking forceps comprise an operation control rod, and the operation control rod is inserted into the instrument connecting pipe;

the inner wall of the instrument connecting pipe is provided with a sliding groove, the circumferential surface of the operation control rod is fixed with a limiting sleeve, and the limiting sleeve is located in the sliding groove and in sliding fit with the sliding groove.

By adopting the structure, the fetching clamp can move back and forth to a certain distance in the instrument connecting tube without influencing bladder examination.

The method is further optimized as follows: the manipulator is installed work sheath one end, manipulator, work sheath and get thing pincers are disposable.

By adopting the structure, the working sheath, the fetching clamp and the manipulator are connected into a whole, and the operation sheath can be directly replaced after being used, so that the assembly time is saved.

The method is further optimized as follows: the manipulator, the working sheath and the fetching clamp are all made of acid rubber materials.

By adopting the structure, the manufacturing cost and the inspection cost are reduced.

The method is further optimized as follows: the stop collar is fixed with two, two the stop collar all is located in the spout.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses change the large-scale monitor of tradition into can the snap-on small-size display ware that uses on the endoscope to adopt the manual extrusion mode of intaking of water pocket, need not external inlet tube, enlarged the application range of cystoscope, do not confine external environment to, convenient to carry all can inspect at any time. In addition, the working sheath, the fetching clamp and the manipulator are connected into a whole, and the fetching clamp can be directly replaced after being used, so that the assembling time is saved. The endoscope is relatively isolated from the working sheath, the fetching clamp and the manipulator, the endoscope does not need to be disinfected after being replaced, the endoscope can be directly reused, and the inspection cost is saved. The fetching clamp can move back and forth to a certain distance in the instrument connecting tube, and bladder examination is not affected.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment, which is mainly used for embodying the overall structure of a cystoscope;

FIG. 2 is a schematic partial sectional view of an embodiment, mainly used for embodying the internal structure of the working sheath;

fig. 3 is a schematic partial cross-sectional view of an embodiment, mainly used for embodying the matching structure between the manipulator and the instrument connection tube.

In the figure, 1, a working sheath; 2. an operator; 3. an instrument connection tube; 4. fetching forceps; 5. a display; 6. an endoscope; 7. a water bladder; 8. a valve; 9. monitoring the channel; 10. a limiting sleeve; 11. a chute; 12. a water inlet channel; 13. and reserving the channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a simple visible ureteral stent extractor is shown in figures 1-3 and comprises a working sheath 1, an operator 2, an endoscope 6, an extraction forceps 4, a display 5 and a water sac 7. The working sheath 1, the manipulator 2 and the endoscope 6 are sequentially arranged, the working sheath 1 and the manipulator 2 are connected into a whole, and the endoscope 6 is connected with the manipulator 2 through a twist lock. The endoscope 6 is mainly used for guiding the working sheath 1 into the urinary bladder in a visual mode, and after the working sheath 1 enters the urinary bladder, the endoscope 6 is taken out. Since the specific structures of the working sheath 1 and the endoscope 6 and the fixing manner of the twist-lock connection of the endoscope 6 and the manipulator 2 are the prior art and are not the invention of the present invention, they are not described herein again.

Referring to fig. 1-3, the manipulator 2 and the endoscope 6 are inserted into the working sheath 1, specifically, a water inlet channel 12, a monitoring channel 9 and a reserved channel 13 are arranged in the working sheath 1, and the water inlet channel 12, the monitoring channel 9 and the reserved channel 13 are independently arranged and are not communicated with each other. The endoscope 6 is inserted into the monitoring channel 9, the display 5 is fixed to the outer end of the endoscope 6 and displays images of the bladder cavity, and the display 5 is electrically connected to the endoscope 6. The cystoscope is powered by a built-in battery, and specifically, a battery bin which can be provided with a next section of standard 18500 lithium ion battery is arranged on the back of the display 5 or at the outer end of the endoscope 6.

Referring to fig. 1-3, the manipulator 2 is provided with a water inlet communicated with a water inlet channel 12, a valve 8 is arranged on the water inlet, physiological saline is filled in the water bag 7, and the water bag 7 is connected with the water inlet. The water inlet can be used as a water outlet and a water inlet. When the water inlet is used only for water inlet, a separate water outlet should be provided on the operator 2, and a control valve should be installed on the separate water outlet.

Referring to fig. 1-3, an instrument connecting tube 3 is provided on the manipulator 2, and an extraction forceps 4 is inserted into the instrument connecting tube 3 and the reserved channel 13. The end part of the fetching clamp 4 is provided with a hook, and the inner side of the hook is provided with a tooth surface so as to hook the ureteral stent in the body of a patient. Get thing pincers 4 including getting thing pincers body and operating lever, operating lever inserts and establishes in apparatus connecting pipe 3 and reservation passageway 13. The object-taking clamp 4 is a prior art, and the detailed structure thereof is not described herein. The traditional operation control rod of the fetching clamp 4 is movably inserted into the instrument connecting pipe 3, namely the operation control rod can be pulled out of the instrument connecting pipe 3 at any time and can also be inserted into the instrument connecting pipe 3 at any time. In order to carry conveniently, the utility model discloses an overall structure design, it is concrete, 3 inner walls of apparatus connecting pipe are provided with spout 11, and operating control pole circumference fixed surface has stop collar 10, stop collar 10 be located spout 11 in and with 11 sliding fit of spout. Two limiting sleeves 10 are fixed, the two limiting sleeves 10 are located in the sliding groove 11, and a certain distance is reserved between the two limiting sleeves 10.

Referring to fig. 1-3, to save assembly time, it is preferable that the manipulator 2, the working sheath 1 and the extraction forceps 4 are all disposable. The manipulator 2, the working sheath 1 and the fetching clamp 4 are all made of environment-friendly acidic rubber materials which do not harm human bodies, so that the use cost is reduced.

The utility model has the characteristics of it is following:

1. the traditional large monitor is changed into a small display 5 which can be directly fixed on an endoscope 6 for use;

2. the water bag 7 is manually extruded to feed water, and an external water inlet pipe is not needed;

3. the working sheath 1, the fetching clamp 4 and the manipulator 2 are connected into a whole, and can be directly replaced after being used, so that the assembling time is saved;

4. the fetching clamp 4 can move back and forth to a certain distance in the instrument connecting pipe 3, and bladder examination is not affected;

5. the endoscope 6 is relatively isolated from the working sheath 1, the fetching clamp 4 and the manipulator 2, the endoscope does not need to be disinfected after replacement, and can be directly reused, so that the inspection cost is saved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a simple and easy visual ureteral stent extractor, includes work sheath (1), operation ware (2) and endoscope (6), operation ware (2) with endoscope (6) are all inserted and are established in work sheath (1), be connected with apparatus connecting pipe (3), characterized by on operation ware (2): the endoscope also comprises a display (5) and a water sac (7), wherein the display (5) is fixed at the outer end of the endoscope (6) and is used for displaying images of the bladder cavity;

be provided with inhalant canal (12) in work sheath (1), be provided with on operation ware (2) with the water inlet of inhalant canal (12) intercommunication, install valve (8) on the water inlet, normal saline is equipped with in water pocket (7), water pocket (7) with the water inlet is connected.

2. The easy-to-visualize ureteral stent extractor of claim 1, wherein: the ureteral stent further comprises an object taking clamp (4), wherein the object taking clamp (4) is inserted into the instrument connecting pipe (3) and is used for hooking the ureteral stent in the body of a patient.

3. The easy-to-visualize ureteral stent extractor of claim 2, wherein: the fetching clamp (4) comprises an operation control rod which is inserted in the instrument connecting pipe (3);

the inner wall of the instrument connecting pipe (3) is provided with a sliding groove (11), the circumferential surface of the operation control rod is fixed with a limiting sleeve (10), and the limiting sleeve (10) is located in the sliding groove (11) and is in sliding fit with the sliding groove (11).

4. The easy-to-visualize ureteral stent extractor of claim 3, wherein: the manipulator (2) is arranged at one end of the working sheath (1), and the manipulator (2), the working sheath (1) and the fetching clamp (4) are all disposable.

5. The easy-to-visualize ureteral stent extractor of claim 4, wherein: the manipulator (2), the working sheath (1) and the fetching clamp (4) are all made of acid rubber materials.

6. The easy-to-visualize ureteral stent extractor of claim 3, wherein: two limiting sleeves (10) are fixed, and the two limiting sleeves (10) are located in the sliding grooves (11).