CN216257022U - Multipurpose portable hard tube type visual urethroscope - Google Patents
Multipurpose portable hard tube type visual urethroscope Download PDFInfo
- Publication number
- CN216257022U CN216257022U CN202120197362.XU CN202120197362U CN216257022U CN 216257022 U CN216257022 U CN 216257022U CN 202120197362 U CN202120197362 U CN 202120197362U CN 216257022 U CN216257022 U CN 216257022U
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- China
- Prior art keywords
- dilator
- handle
- camera system
- urethral
- lens
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- 230000000007 visual effect Effects 0.000 title claims abstract description 28
- 210000003708 urethra Anatomy 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 2
- 230000010412 perfusion Effects 0.000 abstract description 7
- 230000010339 dilation Effects 0.000 abstract description 6
- 239000003814 drug Substances 0.000 description 5
- 201000001988 urethral stricture Diseases 0.000 description 5
- 206010065584 Urethral stenosis Diseases 0.000 description 4
- 208000007097 Urinary Bladder Neoplasms Diseases 0.000 description 4
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 3
- 206010005053 Bladder neck obstruction Diseases 0.000 description 3
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 206010046459 urethral obstruction Diseases 0.000 description 3
- 201000002327 urinary tract obstruction Diseases 0.000 description 3
- 208000031481 Pathologic Constriction Diseases 0.000 description 2
- 206010046442 Urethral dilatation Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002485 urinary effect Effects 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010049710 Urethral haemorrhage Diseases 0.000 description 1
- 206010046454 Urethral injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002504 lithotomy Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003899 penis Anatomy 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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Abstract
The utility model discloses a multipurpose portable hard tube type visual urethroscope, which comprises a urethral dilator, wherein the urethral dilator is connected with a scope handle, and an image screen is arranged behind the scope handle; an operation cavity and an observation channel are arranged in the urethra dilator, a front-end lens is arranged at the front end of the observation channel, a tail-end lens is arranged at the rear end of the observation channel, and a side wall diversion hole is formed in the outer side of the operation cavity; an eyepiece and a camera system are arranged in the lens handle, a light source system provides light for the camera system, the camera system is connected with a video screen, and a built-in battery provides power for the light source system, the camera system and the video screen; the utility model can assist in completing difficult catheterization by matching with the guide wire; visual accurate urethral dilation; the function of the bladder perfusion treatment in special cases.
Description
Technical Field
The utility model belongs to the technical field of urology surgery, and particularly relates to a multipurpose portable hard tube type visual urethroscope.
Background
When patients have urine retention and need to be clinically subjected to catheterization operation, the common treatment is to use a disposable urethral catheterization bag to carry out an indwelling balloon catheter, but patients with lower urinary tract obstruction such as urethral stricture, prostatic hyperplasia, bladder neck contracture and the like often fail because the urinary catheter cannot pass through the obstructed urethra, and the operation belongs to clinical so-called difficult catheterization. The common treatment mode for patients with urethral stricture clinically is periodic urethral dilatation, namely, urethral dilators of different types are adopted to perform blind mechanical dilatation on the stricture urethra. Urethral dilation is an invasive procedure with some risk, and may result in urethral pseudotract formation and subsequent failure of dilation due to blindness and by hand.
Disclosure of Invention
The utility model aims to assist the patients with difficult urethral catheterization who clinically combine lower urinary tract obstruction (urethral stricture, prostatic hyperplasia and bladder neck contracture) to carry out effective catheterization; visual accurate urethral dilation; assisting the bladder tumor patients who have failed catheterization due to urethral obstruction to carry out bladder perfusion drug treatment.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a multipurpose portable hard tube type visual urethroscope comprises a urethrodilator, wherein the urethrodilator is connected with a scope handle, and an imaging screen is arranged behind the scope handle; an operation cavity and an observation channel are arranged in the urethra dilator, a front-end lens is arranged at the front end of the observation channel, a tail-end lens is arranged at the rear end of the observation channel, and a side wall diversion hole is formed in the outer side of the operation cavity; be equipped with eyepiece and camera system in the mirror handle, light source system provides light for camera system, and camera system connects the video picture screen, and built-in battery provides the power for light source system, camera system, video picture screen.
Preferably, the built-in battery is externally connected with a control switch, and the control switch is positioned below the mirror handle.
Preferably, the urethral dilator is a cylindrical metal tube, and the head end is in an arc-tapered shape.
Preferably, the tail of the urethra dilator is a threaded interface, the left side of the mirror handle is a threaded joint, and the urethra dilator is in threaded connection with the mirror handle.
Preferably, the urethral dilator tube length is 180-; the curvature radius of the head end arc is 100-120mm, the length of the head end arc is 10-30mm, and the diameter of the urethral dilator tube is 2.7-8 mm.
Preferably, the front end lens of the observation channel adopts a lens with a sealing function, and the tail end lens and an eyepiece of the camera system in the lens handle form a closed endoscope system.
Preferably, the diameter of the opening of the operation cavity is 0.5 inch, various types of medical hydrophilic ultra-smooth guide wires which are commonly used in clinic at present can be kept, and the diameter of the guide wire inlet at the tail end of the dilator is 3 mm.
Preferably, the handle is cylindrical, the front end of the handle is provided with a threaded joint connected with the expander, and the inside of the handle is fixedly provided with a camera system, a light source system and a battery.
Preferably, a guide wire inlet is arranged at the tail end or the side wall of the tail end of the operation cavity channel.
The technical scheme can obtain the following beneficial effects:
the utility model can assist in completing difficult catheterization by matching with the guide wire; visual accurate urethral dilation; the function of the bladder perfusion treatment in special cases. And secondly, the portable emergency treatment device is provided with a power supply, is portable and convenient, and can meet various special application scenes such as bedside operation, field emergency treatment, emergency treatment and the like.
The built-in power supply is suitable for various operating occasions. The precise urethra dilatation can be visualized; aiming at patients with difficult catheterization, the special hollow design in the urethra dilator can ensure that the ultra-smooth guide wire is reserved after the urethra dilator is placed into the bladder, the urethra is safely and effectively inserted under the guide of the guide wire, and the urethral injury caused by catheterization failure rate and repeated invasive operation is reduced; for bladder tumor patients with urethral obstruction complicated with difficult catheterization, the function of the bladder perfusion treatment medicine can be satisfied.
Drawings
Fig. 1 is a visual urethroscope illustration.
Figure 2 is a diagram of a urethral dilator.
Fig. 3 is a view showing the structure of the handle.
In the figure:
in the figure: 1. a urethral dilator; 2. an observation channel; 3. operating the cavity; 4. a front lens; 5. an opening; 6. a tail end lens; 7. the endoscope comprises an eyepiece 8, a built-in battery 9, a diversion hole 10, a light source system 11, a control switch 12, a video screen 13, an endoscope handle 14, a camera system 15 and a guide wire inlet.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-3, a multipurpose portable hard tube type visual urethroscope comprises a urethral dilator 1, the urethral dilator 1 is connected with a scope handle 13, and a video screen 12 is arranged behind the scope handle 13; an operation cavity 3 and an observation channel 2 are arranged in the urethral dilator 1, a front-end lens 4 is arranged at the front end of the observation channel 2, a tail-end lens 6 is arranged at the rear end of the observation channel 2, a side wall diversion hole 9 is arranged at the outer side of the operation cavity 3, and a guide wire inlet 15 is arranged at the tail end of the operation cavity 3; be equipped with eyepiece 7 and camera system 14 in the microscope handle 13, light source system 10 provides light for camera system 14, and camera system 14 connects video picture screen 12, and built-in battery 8 provides the power for light source system 10, camera system 14, video picture screen 12.
The built-in battery 8 is externally connected with a control switch 11, and the control switch 11 is positioned below the mirror handle 13.
The urethra dilator 1 is a cylindrical metal tube body, and the head end is in an arc taper shape.
The tail of the urethra dilator is a threaded interface, the left side of the mirror handle is a threaded joint, and the urethra dilator 1 is in threaded connection with the mirror handle.
The length of the tube body of the urethral dilator is 180 mm and 200 mm; the curvature radius of the head end arc is 100-120mm, the length of the head end arc is 10-30mm, and the diameter of the urethral dilator tube is 2.7-8 mm.
The front end lens 4 of the observation channel 2 adopts a lens with a sealing function, and the tail end lens 6 and an eyepiece of the camera system in the lens handle form a closed endoscope system.
The diameter of the opening 5 of the operation cavity 3 is 0.5 inch, various types of medical hydrophilic ultra-smooth guide wires which are commonly used in clinic at present can be kept, and the diameter of the guide wire inlet 15 at the tail end of the dilator is 3 mm.
The endoscope handle is cylindrical, the front end of the endoscope handle is provided with a connector with threads and connected with the expander, and the inside of the endoscope handle is fixedly provided with a camera system, a light source system and a battery.
The tail end or the side wall of the tail end of the operation cavity channel 3 is provided with a guide wire inlet 15.
The multipurpose portable hard tube type visual urethroscope is based on the improvement simplification of clinical routine urethrocystoscope integrated system, through the urethral dilator with different models, the dilator comprises scope and the operation chamber way of below, mirror handle contains on-off control, light source and camera system combine with the video picture screen that sets up at the distal end, can carry out visual affirmation when the dilator passes through obstruction or narrow urethra, hollow dilator still can put into the super smooth seal wire guide and then accomplish difficult catheterization. In addition, for patients with bladder tumors that do not have the ability to treat bladder perfusion in combination with urethral strictures, drug perfusion can be performed through a hollow urethral dilator.
Example 1: visual accurate urethral dilation:
when operating in the urethra, the patient is in the lithotomy position or the horizontal position. The left hand of a doctor holds the penis, the right hand of the doctor holds the visual urethroscope, the switch control system on the handle of the scope is turned on, the light source and the camera system are turned on, the narrow section of urethra can be clearly seen through the visual screen, visual urethral expansion is carried out, and if the visual field is influenced by urethral hemorrhage, the visual field can be maintained clear by filling physiological saline through the flow guide hole through the filling valve.
Example 2: assisting the effective catheterization of a patient with difficult catheterization who clinically combines lower urinary tract obstruction (urethral stricture, prostatic hyperplasia and bladder neck contracture):
a urinary catheter which needs to be kept in clinic adopts a urethral dilator 1, a super-smooth guide wire can be placed into a guide wire inlet 15 at the tail end of the dilator or the guide wire inlet 15 at the side wall of the tail end of the dilator, the guide wire is placed into a bladder through an opening at the front end of the dilator, catheterization can be completed under the guide of the guide wire, and when other functions are realized, the guide wire inlet 15 at the side wall of the tail end needs to be plugged through a sealing cap.
Example 3: assisting bladder tumor patients who have failed catheterization due to urethral obstruction to perform bladder perfusion drug treatment:
the medicine can be infused into the bladder through the infusion valve and the diversion hole 9 for relevant treatment.
In the above embodiments, the comparison and analysis are combined with the prior art, and if the transurethral diagnosis and treatment operations such as "difficult catheterization" and stricture urethral dilatation are to be completed, a blind dilatation method is widely adopted clinically at present, which causes high failure rate and common complications such as bleeding and false tract formation. If the endoscope system is assisted by a conventional urethrocystoscope endoscope system, the success rate is high, but the endoscope system needs special places and equipment, and is limited to be applied under the scenes of bedside emergency treatment, field emergency treatment and the like.
On the whole, the multipurpose portable hard tube type visual urethroscope disclosed by the utility model is convenient to carry, complete in function and simple to operate, and can be used for performing diagnosis and treatment activities of urethrovesical diseases in special scenes such as bedside and emergency treatment.
The above description is the preferred embodiment of the present invention, and it is within the scope of the appended claims to cover all modifications of the utility model which may occur to those skilled in the art without departing from the spirit and scope of the utility model.
Claims (9)
1. A multipurpose portable, hard-tube type visual urethroscope, which is characterized in that: comprises a urethra dilator (1), the urethra dilator (1) is connected with a mirror handle (13), and an imaging screen (12) is arranged behind the mirror handle (13); an operation cavity (3) and an observation channel (2) are arranged in the urethral dilator (1), a front-end lens (4) is arranged at the front end of the observation channel (2), a tail-end lens (6) is arranged at the rear end of the observation channel (2), an opening (5) is arranged at the front end of the operation cavity (3), and a side wall diversion hole (9) is arranged at the outer side of the operation cavity (3); be equipped with eyepiece (7) and camera system (14) in mirror handle (13), light source system (10) provides light for camera system (14), and picture screen (12) are connected in camera system (14), and built-in battery (8) provides the power for light source system (10), camera system (14), picture screen (12).
2. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the built-in battery (8) is externally connected with a control switch (11), and the control switch (11) is positioned below the mirror handle (13).
3. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the urethra dilator (1) is a cylindrical metal tube body, and the head end is in an arc taper shape.
4. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the tail of the urethra dilator (1) is a threaded interface, the left side of the mirror handle is a threaded joint, and the urethra dilator (1) is in threaded connection with the mirror handle.
5. A multipurpose portable, rigid tubular visual urethroscope according to claim 1 or 3, characterized in that: the length of the tube body of the urethral dilator is 180 mm and 200 mm; the curvature radius of the head end arc is 100-120mm, the length of the head end arc is 10-30mm, and the diameter of the urethral dilator tube is 2.7-8 mm.
6. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the front end lens (4) of the observation channel (2) adopts a lens with a sealing function, and the tail end lens (6) and an eyepiece of a camera system in the handle form a closed endoscope system.
7. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the diameter of the opening (5) of the operation cavity (3) is 0.5 inch, various types of medical hydrophilic ultra-smooth guide wires commonly used in clinic at present can be kept, and the diameter of the guide wire inlet (15) at the tail end of the dilator is 3 mm.
8. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the endoscope handle is cylindrical, the front end of the endoscope handle is provided with a connector with threads and connected with the expander, and the inside of the endoscope handle is fixedly provided with a camera system, a light source system and a battery.
9. A multi-purpose portable, rigid tubular visual urethroscope according to claim 1, wherein: the tail end or the side wall of the tail end of the operation cavity (3) is provided with a guide wire inlet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120197362.XU CN216257022U (en) | 2021-01-25 | 2021-01-25 | Multipurpose portable hard tube type visual urethroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120197362.XU CN216257022U (en) | 2021-01-25 | 2021-01-25 | Multipurpose portable hard tube type visual urethroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216257022U true CN216257022U (en) | 2022-04-12 |
Family
ID=81002456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120197362.XU Expired - Fee Related CN216257022U (en) | 2021-01-25 | 2021-01-25 | Multipurpose portable hard tube type visual urethroscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216257022U (en) |
-
2021
- 2021-01-25 CN CN202120197362.XU patent/CN216257022U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220412 |