CN201094800Y - Reducing male urethra dilator with endoscope - Google Patents
Reducing male urethra dilator with endoscope Download PDFInfo
- Publication number
- CN201094800Y CN201094800Y CNU2007200326887U CN200720032688U CN201094800Y CN 201094800 Y CN201094800 Y CN 201094800Y CN U2007200326887 U CNU2007200326887 U CN U2007200326887U CN 200720032688 U CN200720032688 U CN 200720032688U CN 201094800 Y CN201094800 Y CN 201094800Y
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- CN
- China
- Prior art keywords
- endoscope
- expansion
- expansion head
- mirror pipe
- diameter variable
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- Expired - Lifetime
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Abstract
The utility model relates to a male urethra expander with an endoscope and changeable diameter. The expander includes a base, a straight endoscope tube, a bent endoscope tube, an expansion head, an optical fiber socket, a water injection joint and an image interface. The expansion head is a hollow and transparent cone with a thin wall and a spherical end. The straight endoscope tube and the bent endoscope tube are provided with a lens, an image transmitting bar, a light conductive beam and a water conductive tube. The bent endoscope is sleeved with an expansion sheath which can be dismountable with a changeable outer diameter. The expansion head is provided with light shielding sheets that are connected crossly to form a solid Latin Cross. The utility model solves the technical problems that the existing male urethra expander is retrained when being used in a narrow urethra and can not be visual to the whole urethra and has the advantages of simple operation, convenient replacement on the expansion sheath, clear image, sate use and being able to effectively prevent cross infection.
Description
Technical field
This utility model relates to a kind of male urethra dilator, relates in particular to a kind of male urethra dilator with endoscope.
Background technology
The male urethra dilator is the foundation class medical instrument in a kind of Urology Surgery operation, inspection diagnosis, the wound that is applied to the male urethra disease cause injury of urethra and must the row urethral reunion operation, in the treatment of per urethra prostate dilatation, prostate removal surgery and the urethral stricture that causes because of a variety of causes such as wound, prostate removal surgeries, and in the prevention of the urethral stricture of hypospadias urethra molding postoperative, scope is very extensive.
Traditional divulsor, specification commonly used is F16-F24, is characterized in simple in structure, and is with low cost.But because be blind operation, when expansion to the damage of urethra and via generation etc., all be difficult to avoid, thus it to doctor's specification requirement than higher, and can be because of expanding the unfavorable negative consequences such as operating time is long, operation is of low quality that cause.
Along with developing rapidly of intracavity Urology Surgery in recent years, utilize intracavity technology treatment urethral stricture to become one of method effectively.At present existing urethroscope combines with divulsor and carries out the report of dilatation of urethral stricture.In the report of such dilatation of urethral stricture, the effect of sight glass is to spy on stenosis in urethra, and under the direct-view with ureteral catheter or other seal wires in narrowed aperture is inserted bladder, the guiding hollow dilator is carried out subsequent expansion.The physiological structure of male urethra is crooked, and urethroscope is straight mirror, and the operator can only spy in the anterior urethra section, can not enter into back urethra section, so can not all accomplish visual to whole urethra.In addition, urethroscopic external diameter is constant, and its use is restricted when urethral stricture.
By present clinical demand, the developing direction of this product is exactly that scope is introduced, realize the expansion under visual, thereby alleviate the misery that expansion brings the patient, and expectation reduce in the tradition expansion via, urethra tear, the generation of complication such as acute urethritis, acute epididymitis.
Summary of the invention
The utility model proposes a kind of diameter variable male divulsor with endoscope, it has solved existing male urethra dilator and has used when urethral stricture and be restricted and can not all accomplish visual technical problem to whole urethra.
Technical solution of the present utility model is:
A kind of diameter variable male divulsor with endoscope, comprise pedestal 5, be arranged on pedestal 5 front ends straight mirror pipe 3, be arranged on straight mirror pipe 3 front ends curved mirror pipe 2, be arranged on curved mirror pipe 2 front ends expansion 1, be arranged on fiber-optical socket 7 and water filling interface 8 on the pedestal 5, be arranged on the image interface 10 of pedestal 5 rear ends, its special character is, described expansion 1 is the coniform rotary structure of sphere for hollow clear, thin-walled and termination, and described expansion 1 top is provided with apopore 17; Be provided with battery of lens 9 in the described image interface 10; Described dilator also comprises camera lens 13, biography picture rod 15, at least one light guide bundles 20 and at least one aqueduct 16 that is arranged in straight mirror pipe 3 and the curved mirror pipe 2 and is enclosed within dismountable expansion sheath 18 of bending on mirror pipe 2 excircles; Described camera lens 13 is arranged on expansion 1 and curved mirror pipe 2 connection places, and an end of described biography picture rod 15 links to each other with camera lens 13, and the other end links to each other with battery of lens 9, and an end opening of described light guide bundles 20 is in fiber-optical socket 7, and its other end is opened on to be expanded in 1; One end of described aqueduct 16 links to each other with water filling interface 8, and its other end is opened in the expansion 1.
The outer radius variable of above-mentioned expansion sheath 18.
Be provided with light cone 6 in the above-mentioned fiber-optical socket 7, the lower surface of described light cone 6 links to each other with an end of light guide bundles 20.
Be provided with brake sack 19 in the above-mentioned expansion 1, described brake sack 19 is two thin slices that are cross-linked into the stereo cross frame mutually, and the inwall of the front end profile of described each thin slice and expansion 1 matches, and the rear end profile of described each thin slice is a concave shape.
Above-mentioned light guide bundles 20 is no less than two quartz glass optical fiber for quantity.
Above-mentioned light guide bundles 20 also can be at least one plastic optical fiber.
Can be provided with lens cap 11 before the above-mentioned camera lens 13.
Above-mentioned expansion 1 and curved mirror pipe 2 can be thread connection.
Above-mentioned expansion 1 also can be bayonet socket with curved mirror pipe 2 and is connected.
Above-mentioned camera lens 13 can be connected by butt tube 14 with passing as rod 15.
The advantage that the utlity model has is:
1, structure of the present utility model adopts traditional dilator profile, adds the inner endoscope that is provided with, and can accomplish visual to the full section of urethra so this utility model dilator does not need to introduce traditional seal wire, thereby can reduce the complexity of operation.
2, expansion sheath specification is generally F16-F24, can change according to actual needs, only needs an endoscope just can adapt to different situations.
3, by endoscope being installed in the apparatus that is used to carry out the urethral dilatation operation, the purpose of Real Time Observation when having realized in operation limit expansion, thus avoided the potential risk that exists in the blind expansion operation process effectively.
4, in the mirror body of endoscope waterflood path is housed, is used for the bath and/or the administration of operation process.The main effect of this structure is: one, hemorrhage, the clean visual field is cleaned in bath; Two, the swollen open walk of washing by water forms observation space; Three, administration hemostasis.The bound fraction of expansion sheath and endoscope adopts expansion head and mirror body thread connection, compresses the expansion sheath to the mirror body, the sealing function the when thrust during by combination reaches Inlet and outlet water.In addition, by-pass valve control is arranged, the on-off control when being used to water in the design of the main part of mirror body.
5, the rear design at pedestal has image interface, can with camera sensor and optics Rhizoma Nelumbinis close part realize fast in conjunction with and separate so that the autoclave sterilization of endoscope's integral body.The expansion head is designed to removable disposable use, and is safer, can effectively prevent cross infection.Camera lens is provided with lens cap, can guarantee that also camera lens is not contaminated, the clear picture in guaranteeing to use.
6, in fiber-optical socket, be provided with light cone, can guarantee that enough illumination enters the expansion head by light guide bundles, solve the dilator insufficient problem of throwing light on.
7, can disposablely use according to operating position this patent dilator.Light guide bundles is as if adopting quartz glass optical fiber, and then quantity is advisable to satisfy intensity of illumination; If light guide bundles adopts plastic optical fiber, can be only with a plastic optical fiber.Though quartz glass optical fiber can be sterilized by high temperature steaming, and plastic optical fiber can't be high temperature resistant, cost is low, can disposablely use.
8, change conveniently.In order to change the expansion sheath, can adopt thread connection or bayonet socket to be connected between expansion head and curved mirror pipe, the bayonet socket connected mode changes that to expand sheath more convenient.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is this utility model STRUCTURE DECOMPOSITION sketch map;
Fig. 3 is the structural representation of two brake sacks;
Fig. 4 is the structural representation of expansion head of the present utility model and curved mirror pipe;
Fig. 5 is the cutaway view of Fig. 4;
Wherein: 1-expands head; 2-bends the mirror pipe; The straight mirror pipe of 3-; 4-endoscope; The 5-pedestal; The 6-light cone; The 7-fiber-optical socket; 8-water filling interface; The 9-battery of lens; The 10-image interface; The 11-lens cap; The 12-thread bush; The 13-camera lens; The 14-butt tube; 15-passes the picture rod; The 16-aqueduct; The 17-apopore; 18-expands sheath; The 19-brake sack; The 20-light guide bundles.
The specific embodiment
A kind of specific embodiment of the present utility model is seen Fig. 1 and Fig. 2, comprise pedestal, be arranged on the pedestal front end straight mirror pipe, be arranged on straight mirror pipe front end curved mirror pipe, be arranged on curved mirror pipe front end the expansion head, be arranged on fiber-optical socket and water filling interface on the pedestal, be arranged on the image interface of pedestal rear end, straight mirror pipe and curved mirror pipe are fixedly connected, and expansion head and curved mirror pipe are thread connection; Wherein: transparent and termination is the coniform rotary structure of sphere for hollow thin-wall for expansion head, and its cone top part is provided with apopore; Curved mirror pipe outer circle wall is provided with dismountable expansion sheath, can select to install the expansion sheath of various outer diameter as required; Be provided with light cone in the fiber-optical socket, light cone is used to improve illumination, is provided with battery of lens in the image interface and is used for imaging, is provided with camera lens, light guide bundles, biography as excellent endoscope and two aqueducts in straight mirror pipe and the curved mirror pipe; Aqueduct is symmetricly set on biography as around the rod, and the one end is connected with the water filling interface, and the other end is opened in the expansion head; Camera lens is arranged on expansion head and curved mirror pipe junction, and camera lens the place ahead is provided with lens cap; Camera lens is connected by butt tube with passing as rod; Biography is arranged on the center as rod, and many quartz glass light guide bundleses fill up biography as excellent circuferential spacing; One end of light guide bundles links to each other with the light cone lower surface, and its other end is opened in the expansion head, and an end that passes the picture rod links to each other with camera lens, and the other end links to each other with battery of lens, sees Fig. 4 and Fig. 5 for details; Be provided with brake sack in the expansion head, this brake sack is two thin slices that are cross-linked into the stereo cross frame mutually, and the front end profile of each thin slice matches with the inwall of expansion head, and the rear end profile is a concave shape, sees Fig. 3 for details.
This utility model principle:
This utility model be will endoscope and male urethra expansion operation process in the instrument that combines of the expansion apparatus that uses, in male urethra expansion operation process, substitute the existing blind expansion apparatus of looking, realize the visual of process of expansion:
1, the dilator with bending is designed to separable two parts, one is for realizing the expansion of operation, it two is newly-increased endoscope, owing to need combination endoscope, therefore the expansion of will performing the operation is designed to the hollow thin-wall (tube of wall thickness 0.35～2.05mm) by traditional solid or hollow thick-walled structure, endoscope's mirror body front end all is circular-arc with the expansion sheath, this curve form with traditional dilator is identical, endoscope's mirror body has identical bending radius with the expansion sheath, so that the smooth and easy insertion of when combination.
2, in the mirror body of endoscope waterflood path is housed, is used for the bath and/or the administration of operation process.The main effect of this structure is, one, bath cleans hemorrhage, the clean visual field; Two, the swollen open walk of washing by water forms observation space; Three, administration hemostasis; The bound fraction of expansion sheath and endoscope adopts expansion head and mirror body thread connection, compresses the expansion sheath to the mirror body, the sealing function the when thrust during by combination reaches Inlet and outlet water; In addition, by-pass valve control is arranged, the on-off control when being used to water in the design of the main part of mirror body.
3, design has the light beam socket of accepting to pass light on the main body of endoscope, can couple together by passing light beam/light cone with external cold light source, rear design at the mirror body has eyepiece hood (being image interface), can with camera sensor and optics Rhizoma Nelumbinis close part realize fast in conjunction with and separate so that the autoclave sterilization of endoscope's integral body.
4, the effect of expansion head is that guiding expansion sheath enters urethra smoothly, finishes subsequent expansion; The transparent injected-moulded material of the outer edge of an expansion crossing skeleton promptly can fluoroscopic observation, can push tissue again, forms field of view; Apopore is left on the top of outer edge moulding.
Claims (10)
1, a kind of diameter variable male divulsor with endoscope, comprise pedestal (5), be arranged on pedestal (5) front end straight mirror pipe (3), be arranged on straight mirror pipe (3) front end curved mirror pipe (2), be arranged on curved mirror pipe (2) front end expansion head (1), be arranged on fiber-optical socket (7) and water filling interface (8) on the pedestal (5), be arranged on the image interface (10) of pedestal (5) rear end, it is characterized in that: described expansion head (1) is that hollow clear, thin-walled and termination are the coniform rotary structure of sphere, and described expansion head (1) top is provided with apopore (17); Be provided with battery of lens (9) in the described image interface (10); Described dilator also comprises camera lens (13), biography picture rod (15), at least one light guide bundles (20) and at least one aqueduct (16) that is arranged in straight mirror pipe (3) and the curved mirror pipe (2) and is enclosed within dismountable expansion sheath (18) of bending on mirror pipe (2) excircle; Described camera lens (13) is arranged on expansion head (1) and curved mirror pipe (2) connection place, one end of described biography picture rod (15) links to each other with camera lens (13), the other end links to each other with battery of lens (9), and an end opening of described light guide bundles (20) is in fiber-optical socket (7), and its other end is opened in the expansion head (1); One end of described aqueduct (16) links to each other with water filling interface (8), and its other end is opened in the expansion head (1).
2, the diameter variable male divulsor of being with endoscope according to claim 1 is characterized in that: the outer radius variable of described expansion sheath (18).
3, the diameter variable male divulsor of being with endoscope according to claim 2, it is characterized in that: be provided with light cone (6) in the described fiber-optical socket (7), the lower surface of described light cone (6) links to each other with an end of light guide bundles (20).
4, according to claim 1 or the 2 or 3 described diameter variable male divulsors of being with endoscope, it is characterized in that: be provided with brake sack (19) in the described expansion head (1), described brake sack (19) is two thin slices that are cross-linked into the stereo cross frame mutually, the front end profile of described each thin slice matches with the inwall of expansion head (1), and the rear end profile of described each thin slice is a concave shape.
5, the diameter variable male divulsor of being with endoscope according to claim 4, it is characterized in that: described light guide bundles (20) is no less than two quartz glass optical fiber for quantity.
6, the diameter variable male divulsor of being with endoscope according to claim 4, it is characterized in that: described light guide bundles (20) is at least one plastic optical fiber.
7, according to claim 5 or the 6 described diameter variable male divulsors of being with endoscope, it is characterized in that: described camera lens (13) the place ahead is provided with lens cap (11).
8, the diameter variable male divulsor of being with endoscope according to claim 7, it is characterized in that: described expansion head (1) and curved mirror pipe (2) are thread connection.
9, the diameter variable male divulsor of being with endoscope according to claim 7, it is characterized in that: described expansion head (1) is connected for bayonet socket with curved mirror pipe (2).
10, according to Claim 8 or the diameter variable male divulsors of 9 described band endoscopies, it is characterized in that: described camera lens (13) and pass picture excellent (15) and be connected by butt tube (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200326887U CN201094800Y (en) | 2007-09-10 | 2007-09-10 | Reducing male urethra dilator with endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200326887U CN201094800Y (en) | 2007-09-10 | 2007-09-10 | Reducing male urethra dilator with endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201094800Y true CN201094800Y (en) | 2008-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200326887U Expired - Lifetime CN201094800Y (en) | 2007-09-10 | 2007-09-10 | Reducing male urethra dilator with endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201094800Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101385634B (en) * | 2007-09-10 | 2010-08-04 | 飞秒光电科技(西安)有限公司 | Diameter variable male urethra dilator with endoscope |
| CN106998995B (en) * | 2015-03-18 | 2018-07-20 | 奥林巴斯株式会社 | Endoscope accessory |
-
2007
- 2007-09-10 CN CNU2007200326887U patent/CN201094800Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101385634B (en) * | 2007-09-10 | 2010-08-04 | 飞秒光电科技(西安)有限公司 | Diameter variable male urethra dilator with endoscope |
| CN106998995B (en) * | 2015-03-18 | 2018-07-20 | 奥林巴斯株式会社 | Endoscope accessory |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20080806 Effective date of abandoning: 20070910 |