CN112137569A - Nasopharyngoscope with self-lighting function based on medical endoscope - Google Patents
Nasopharyngoscope with self-lighting function based on medical endoscope Download PDFInfo
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- CN112137569A CN112137569A CN202011010460.4A CN202011010460A CN112137569A CN 112137569 A CN112137569 A CN 112137569A CN 202011010460 A CN202011010460 A CN 202011010460A CN 112137569 A CN112137569 A CN 112137569A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/233—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the nose, i.e. nasoscopes, e.g. testing of patency of Eustachian tubes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/015—Control of fluid supply or evacuation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/12—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements
- A61B1/127—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with cooling or rinsing arrangements with means for preventing fogging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/267—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
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Abstract
The invention discloses a nasopharyngoscope with a self-illumination function based on a medical endoscope, which belongs to the technical field of medical instruments and comprises an outer endoscope main pipe, wherein a fourth insertion groove is formed in the end part of the outer endoscope main pipe, and an insertion handle is inserted into the fourth insertion groove. According to the invention, by means of the mutual matching of the designed insertion handle, the fourth insertion groove, the transfer shaft, the torsion spring, the traction cable, the first reel, the automatic illuminating lamp, the air duct groove, the internal connection shunt pipe, the external main pipe, the rocker and other structures, the external main pipe can convey liquid medicine, medicinal powder or inert gas to the internal connection shunt pipe, the medicinal powder can enter the body of a patient along with the inert gas during conveying of the medicinal powder, heat energy released by the automatic illuminating lamp can be blown to the nasopharyngoscope main body during conveying of the inert gas, the mirror surface part of the nasopharyngoscope main body is heated, water mist generation on the mirror surface can be effectively avoided, meanwhile, impurities on the surface of the nasopharyngoscope can be removed, and the definition of the mirror surface of the nasopharyngoscope.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a nasopharyngoscope with a self-illumination function based on a medical endoscope.
Background
The nasopharyngoscope is a medical instrument for examining the nasopharynx and the laryngeal part of the pharynx, and can be used for biopsy, surgical treatment of vocal nodule or small vocal cord polyp, taking foreign body of the pharyngeal portion and the like.
At present, nasopharyngoscope is widely used in surgical operation, providing great convenience for doctors, however, the existing nasopharyngoscope still has some disadvantages in the using process, although some nasopharyngoscope is added with lighting function, the image quality of the picture obtained by nasopharyngoscope is effectively improved, however, the lighting devices tend to generate and release large amounts of heat, the accumulation of heat tends to cause discomfort to the patient, moreover, a layer of fog, tissue fluid and other impurities are easy to adhere to the mirror surface of the nasopharyngoscope, which seriously affects the view finding effect of the nasopharyngoscope, and the change of the endoscopic view angle of the nasopharyngoscope and the automated illumination device is usually adjusted by just twisting the tube, because the lens tube has certain elasticity, is easy to deform, has a more complicated angle adjusting process, is inconvenient to move forwards in a winding and tortuous tissue, therefore, there is a need in the market to provide a nasopharyngoscope with self-illumination function based on medical endoscope to solve the above problems.
Disclosure of Invention
The invention aims to: the nasopharyngoscope with the self-illumination function based on the medical endoscope is provided, although the nasopharyngoscope is additionally provided with the illumination function, the image quality of a picture obtained by the nasopharyngoscope is effectively improved, the illumination device is easy to generate and release a large amount of heat energy, the heat accumulation is easy to cause discomfort of a patient, a layer of fog, tissue fluid and other impurities are easy to adhere to the mirror surface of the nasopharyngoscope, the view finding effect of the nasopharyngoscope is seriously influenced, the change of the endoscopic view angle of the nasopharyngoscope and the automatic illumination device is usually adjusted only by twisting the mirror tube, and the mirror tube has certain elasticity and is easy to deform, the angle adjustment process is complicated, and the nasopharyngoscope is not convenient to move in a winding and winding tissue.
In order to achieve the purpose, the invention adopts the following technical scheme:
a nasopharyngoscope with self-lighting function based on medical endoscope comprises an outer endoscope main pipe, wherein a fourth insertion groove is formed in the end portion of the outer endoscope main pipe, an insertion type connection insertion handle is inserted into the fourth insertion groove, a connection hole is formed in the side end face of the insertion handle, a first reel is arranged in the connection hole, a groove is formed in the position, corresponding to the first reel, of the inner side wall of the outer endoscope main pipe, a cableway is formed in the inner side wall of the groove, the same traction cable is inserted into the cableway and the groove in a penetrating manner, one end of the traction cable penetrates through the outer endoscope main pipe to enter the connection hole and is wound and connected to the surface of the first reel, the other end of the traction cable is wound and connected to the surface of a second reel, one end, far away from the outer endoscope main pipe, of the insertion handle is fixedly connected with an outer endoscope auxiliary pipe, a nasopharyngoscope main body is arranged at the end face of the outer endoscope auxiliary pipe, and, the end face of the inner side of the air duct groove is connected with an internally-connected shunt pipe in a clamping mode, and an automatic illuminating lamp is arranged in the air duct groove.
As a further description of the above technical solution:
the tip fixedly connected with switching axle of first reel to the switching axle is located the through-hole that the connecting hole inside wall was seted up, the bearing has been cup jointed on the surface of switching axle, the bearing joint is on the inside wall of fourth inserting groove.
As a further description of the above technical solution:
the surface of the transfer shaft is sleeved with a torsion spring, one end of the torsion spring is fixedly connected to the surface of the transfer shaft, and the other end of the torsion spring is fixedly connected with the inner side wall of the through hole.
As a further description of the above technical solution:
one end of the second reel is fixedly connected with a first plug shaft, the first plug shaft is located in a first plug groove formed in the inner side wall of the cableway, the bottom of the inner side of the first plug groove is fixedly connected with a first magnetic seat, and the first magnetic seat and the opposite surface of the first plug shaft are mutually attracted.
As a further description of the above technical solution:
the other end fixedly connected with second spiale of second reel, second spiale is located the second inserting groove that the inside wall of cableway was seted up, the one end fixedly connected with third spiale of second reel is kept away from to the second spiale to the third spiale is located the second inserting groove, and the third inserting groove has been seted up to the position that the second inserting groove inside wall corresponds the third spiale, the inboard top fixedly connected with second magnetism seat of third inserting groove.
As a further description of the above technical solution:
the top of the second magnetic seat is provided with a first external connection hole, a second external connection hole is formed in the position, corresponding to the first external connection hole, of the surface of the outer mirror main tube, the same connecting shaft penetrates through the second external connection hole and the first external connection hole, one end of the connecting shaft is fixedly connected with one end, close to the third plug shaft, and the other end of the third plug shaft is fixedly connected with a rocker.
As a further description of the above technical solution:
the overlooking section shape of the third plugging shaft is a regular polygon structure, and the overlooking section shape of the third plugging groove is a regular polygon structure which is accommodated by the overlooking section shape of the third plugging shaft.
As a further description of the above technical solution:
the position of the end face of the auxiliary tube of the outer mirror corresponding to the main body of the nasopharyngoscope is a concave structure, and the overlooking section shape of the air duct groove is wedge-shaped, namely the air duct groove takes the main body of the nasopharyngoscope as a reference object and the depth of the air duct groove decreases progressively from far to near.
As a further description of the above technical solution:
the outer endoscope main pipe, the connecting hole and the outer endoscope auxiliary pipe are inserted with the same external main pipe, the external main pipe is communicated with the internal connection shunt pipe, and the port of the external main pipe faces the nasopharyngoscope main body.
As a further description of the above technical solution:
the number of the air duct grooves is a plurality, and the air duct grooves are in an annular array by taking the nasopharyngoscope main body as a circle center.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, by the mutual matching of the designed insertion handle, the fourth insertion groove, the transfer shaft, the torsion spring, the traction cable, the first reel, the second reel, the automatic illuminating lamp, the air duct groove, the internal connection shunt pipe, the external main pipe, the rocker and other structures, the medical staff can also utilize the rocker to regulate and control the inclined endoscopic visual angles of the nasopharyngoscope main body and the automatic illuminating lamp when operating the external main pipe, thereby not only providing convenient conditions for the external main pipe and the external auxiliary pipe to move forwards in tortuous tissues, but also being convenient for the nasopharyngoscope main body and the automatic illuminating lamp to acquire multi-azimuth information, conveying liquid medicine, medicinal powder or inert gas to the internal connection shunt pipe through the external main pipe, and conveying the medicinal powder along with the inert gas into the body of a patient, blowing the heat energy released by the automatic illuminating lamp to the nasopharyngoscope main body when conveying the inert gas, the mirror surface part of the nasopharyngoscope main body is heated, so that water mist generated on the mirror surface can be effectively avoided, meanwhile, sundries on the surface of the nasopharyngoscope can be removed, and the definition of the mirror surface of the nasopharyngoscope main body is effectively guaranteed.
2. According to the invention, through the designed fourth insertion groove, the insertion handle, the connecting hole, the first reel, the through hole, the bearing and the torsion spring, when the traction rope is subjected to a pulling force on the second reel, the traction rope is separated from the first reel and drives the first reel to synchronously rotate, the first reel drives the switching shaft to rotate in the bearing when rotating, the torsion spring is deformed under the driving of the switching shaft, the inclination angle of the auxiliary outer mirror pipe relative to the main outer mirror pipe is changed under the driving of the torsion spring, so that medical personnel can also utilize the rocker to regulate and control the inclined endoscopic visual angles of the nasopharyngoscope main body and the automatic illuminating lamp when operating the main outer mirror pipe, when part of the traction rope between the first reel and the second reel is loosened, the torsion spring performs reset action and changes the endoscopic angles of the nasopharyngoscope main body and the automatic illuminating lamp again, not only can be responsible for the outer mirror and the outer mirror auxiliary tube advances in winding tortuous's tissue and provide the condition of facilitating, the nasopharyngoscope main part of still being convenient for and automatic lighting lamp acquire diversified information.
3. In the invention, through the design of the second reel, the first plug-in shaft, the first magnetic seat, the first plug-in groove, the second plug-in shaft, the third plug-in groove, the second magnetic seat, the connecting shaft, the first external hole and the second external hole, when the inclination angles of the nasopharyngoscope main body and the automatic illuminating lamp need to be adjusted by twisting the rocker, the rocker needs to be pressed first to move the third plug-in shaft out of the third plug-in groove, the first plug-in shaft is connected with the first magnetic seat, at the moment, the first reel can be driven by rocking the rocker to carry out retraction and release actions on the traction cable so as to complete the adjustment work of the nasopharyngoscope main body and the automatic illuminating lamp, after the adjustment work of the angle of the nasopharyngoscope main body and the automatic illuminating lamp is completed, the rocker is pulled to drive the third plug-in shaft to enter the third plug-in groove, because the cross-section shapes of the third plug-, and the third insertion shaft is coupled to the second magnet holder, so that the stability of the second reel can be secured.
4. According to the invention, through the designed external main pipe, the internal connection shunt pipe, the air duct groove, the automatic illuminating lamp and the nasopharyngoscope main body, the external main pipe can be used for conveying liquid medicine, medicinal powder or inert gas to the internal connection shunt pipe, the medicinal powder can enter the body of a patient along with the inert gas during conveying, heat energy released by the automatic illuminating lamp can be blown to the nasopharyngoscope main body during conveying the inert gas, the mirror surface part of the nasopharyngoscope main body is heated, water mist generation on the mirror surface can be effectively avoided, meanwhile, sundries on the surface of the nasopharyngoscope can be removed, and the definition of the mirror surface of the nasopharyngoscope main body is effectively.
5. According to the invention, through the designed groove and the cableway, the groove and the cableway are used for limiting the flow track of the traction cable, and the regularity of the internal structure of the main tube of the external endoscope is ensured.
Drawings
FIG. 1 is a schematic perspective view of a nasopharyngoscope with self-illumination function based on a medical endoscope according to the present invention;
FIG. 2 is a schematic perspective view of an external scope main tube of a nasopharyngoscope with self-illumination function based on a medical endoscope according to the present invention;
FIG. 3 is an enlarged schematic view of the position B of a nasopharyngoscope with self-illumination function based on a medical endoscope according to the present invention;
FIG. 4 is an exploded view of the insertion handle and the auxiliary tube of the external mirror in the nasopharyngoscope with self-illumination function based on the medical endoscope of the present invention;
FIG. 5 is a schematic cross-sectional view of an external scope main tube and a plug handle in a nasopharyngoscope with a self-illumination function based on a medical endoscope according to the present invention;
FIG. 6 is an enlarged schematic view of the position A of a nasopharyngoscope with self-illumination function based on a medical endoscope according to the present invention;
fig. 7 is a schematic perspective view of a second reel of a nasopharyngoscope with self-lighting function based on a medical endoscope according to the present invention.
Illustration of the drawings:
1. an outer scope main tube; 2. a fourth plug groove; 3. a plug-in handle; 4. connecting holes; 5. a first reel; 6. a transfer shaft; 7. a through hole; 8. a bearing; 9. a torsion spring; 10. a traction cable; 11. a groove; 12. a cableway; 13. a second reel; 14. a first plug shaft; 15. a first magnetic base; 16. a first insertion groove; 17. a second plug shaft; 18. a third plug shaft; 19. a third insertion groove; 20. a second insertion groove; 21. a second magnetic base; 22. a connecting shaft; 23. a first external connection hole; 24. a second external connection hole; 25. connecting a main pipe externally; 26. internally connecting the shunt pipe; 27. an air duct groove; 28. an automatic lighting lamp; 29. a nasopharyngoscope body; 30. an outer scope secondary tube; 31. a rocker.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a nasopharyngoscope with self-lighting function based on medical endoscope comprises an outer speculum main pipe 1, a fourth insertion groove 2 is formed in the end portion of the outer speculum main pipe 1, an insertion type connection handle 3 is inserted into the fourth insertion groove 2, a connection hole 4 is formed in the side end face of the insertion handle 3, a first reel 5 is arranged in the connection hole 4, a groove 11 is formed in the position, corresponding to the first reel 5, of the inner side wall of the outer speculum main pipe 1, a cableway 12 is formed in the inner side wall of the groove 11, the groove 11 and the cableway 12 are designed to limit the flow track of a traction cable 10, the regularity of the internal structure of the outer speculum main pipe 1 is guaranteed, the same traction cable 10 is inserted into the cableway 12 and the groove 11 in a penetrating manner, one end of the traction cable 10 enters the connection hole 4 after penetrating through the outer speculum main pipe 1 and is wound and connected to the surface of the first reel 5, the other end of the traction cable 10 is wound and, an outer mirror auxiliary pipe 30 is fixedly connected to one end, far away from the outer mirror main pipe 1, of the insertion handle 3, a nasopharyngoscope main body 29 is arranged at the end face of the outer mirror auxiliary pipe 30, an air duct groove 27 is formed in the position, corresponding to the nasopharyngoscope main body 29, of the end face of the outer mirror auxiliary pipe 30, an internal connection shunt pipe 26 is connected to the end face of the inner side of the air duct groove 27 in a clamping mode, and an automatic illuminating lamp 28 is arranged in the air duct groove 27.
Specifically, as shown in fig. 5, the end of the first reel 5 is fixedly connected with a transfer shaft 6, the transfer shaft 6 is located in a through hole 7 formed in the inner side wall of the connecting hole 4, a bearing 8 is sleeved on the surface of the transfer shaft 6, and the bearing 8 is clamped on the inner side wall of the fourth inserting groove 2.
Specifically, as shown in fig. 5, a torsion spring 9 is sleeved on the surface of the adapting shaft 6, one end of the torsion spring 9 is fixedly connected to the surface of the adapting shaft 6, and the other end of the torsion spring 9 is fixedly connected to the inner side wall of the through hole 7.
Specifically, as shown in fig. 6, one end of the second reel 13 is fixedly connected with a first plug-in shaft 14, the first plug-in shaft 14 is located in a first plug-in groove 16 formed in the inner side wall of the cableway 12, a first magnetic seat 15 is fixedly connected to the bottom of the inner side of the first plug-in groove 16, and the first magnetic seat 15 and the opposite surface of the first plug-in shaft 14 are mutually attracted.
Specifically, as shown in fig. 6, the other end of the second reel 13 is fixedly connected with a second insertion shaft 17, the second insertion shaft 17 is located in a second insertion groove 20 formed in the inner side wall of the runway 12, one end of the second insertion shaft 17 away from the second reel 13 is fixedly connected with a third insertion shaft 18, the third insertion shaft 18 is located in the second insertion groove 20, a third insertion groove 19 is formed in the inner side wall of the second insertion groove 20 corresponding to the third insertion shaft 18, the top of the inner side of the third insertion groove 19 is fixedly connected with a second magnetic base 21, and when the inclination angles of the mirror body 29 and the automatic illuminating lamp 28 are required to be adjusted through the twisting rocker 31 by designing the second reel 13, the first insertion shaft 14, the first magnetic base 15, the first insertion groove 16, the second insertion shaft 17, the third insertion shaft 18, the third insertion groove 19, the second insertion groove 20, the second magnetic base 21, the connecting shaft 22, the first external connecting hole 23 and the second external connecting hole 24, the rocker 31 needs to be pressed first to move the third plug shaft 18 out of the third plug groove 19, the first plug shaft 14 is connected with the first magnetic seat 15, at this time, the first reel 5 can be driven by rocking the rocker 31 to carry out retraction and release actions on the traction rope 10 so as to complete adjustment work on the nasopharyngoscope main body 29 and the automatic illuminating lamp 28, after the angle adjustment work on the nasopharyngoscope main body 29 and the automatic illuminating lamp 28 is completed, the rocker 31 is pulled to drive the third plug shaft 18 to enter the third plug groove 19, the overlooking cross section shapes of the third plug groove 19 and the third plug shaft 18 are regular polygon structures, and the third plug shaft 18 is connected with the second magnetic seat 21, so that the stability of the second reel 13 can be ensured.
Specifically, as shown in fig. 6, a first external connection hole 23 is formed in the top of the second magnetic base 21, a second external connection hole 24 is formed in a position, corresponding to the first external connection hole 23, on the surface of the outer mirror main tube 1, a same connection shaft 22 is inserted into the second external connection hole 24 and the first external connection hole 23, one end of the connection shaft 22 is fixedly connected with one end, close to the third insertion shaft 18, of the connection shaft, and the other end of the third insertion shaft 18 is fixedly connected with a rocker 31.
Specifically, as shown in fig. 7, the cross-sectional shape of the third insertion shaft 18 viewed from above is a regular polygon structure, and the cross-sectional shape of the third insertion groove 19 viewed from above is a regular polygon structure accommodated in accordance with the cross-sectional shape of the third insertion shaft 18 viewed from above, and by designing the third insertion groove 19, the insertion handle 3, the connection hole 4, the first reel 5, the through hole 7, the bearing 8, and the torsion spring 9, when the pull cable 10 is subjected to a pulling force on the second reel 13, the pull cable 10 is disengaged from the first reel 5 and drives the first reel 5 to perform a synchronous rotation action, the first reel 5 drives the swivel shaft 6 to rotate in the bearing 8 when rotating, the torsion spring 9 is deformed by the swivel shaft 6, and the tilt angle of the auxiliary outer scope tube 30 relative to the main outer scope tube 1 is changed by the torsion spring 9, so that the medical staff can also use the rocker 31 to regulate and control the tilt of the endoscope main body 29 and the automatic illuminating lamp 28 by operating the main outer scope tube 1 Visual angle, when being located the partial traction cable 10 between first reel 5 and the second reel 13 and taking place to become flexible, torsion spring 9 resets the action to change nasopharyngoscope main part 29 and automatic lighting lamp 28 peep the angle once more, not only can be responsible for 1 and the auxiliary pipe 30 of outer speculum and advance in tortuous's tissue for the outer speculum and provide the condition of facilitating, still be convenient for nasopharyngoscope main part 29 and automatic lighting lamp 28 acquire diversified information.
Specifically, as shown in fig. 3, the end surface of the auxiliary external mirror tube 30 corresponding to the nasopharyngoscope body 29 is a concave structure, the air duct groove 27 has a wedge-shaped cross section when viewed from above, namely, the air duct groove 27 takes the nasopharyngoscope body 29 as a reference object, the depth of the nasopharyngoscope body is gradually reduced from far to near, and the nasopharyngoscope body 29 is automatically switched on and off by the designed external main pipe 25, internal shunt pipe 26, air duct groove 27, automatic lighting lamp 28, the external main pipe 25 can be used for conveying liquid medicine, medicine powder or inert gas to the internal shunt pipe 26, and the medicine powder can enter the body of a patient along with the inert gas when being conveyed, the heat energy released by the automatic illuminating lamp 28 can be blown to the nasopharyngoscope body 29 when the inert gas is delivered, the mirror surface part of the nasopharyngoscope main body 29 is heated, so that water mist generated on the mirror surface can be effectively avoided, meanwhile, sundries on the surface of the nasopharyngoscope can be removed, and the definition of the mirror surface of the nasopharyngoscope main body 29 is effectively guaranteed.
Specifically, as shown in fig. 5, the same external main tube 25 is inserted into the external mirror main tube 1, the connection hole 4 and the external mirror auxiliary tube 30, the external main tube 25 is communicated with the internal shunt tube 26, and the port of the external main tube 25 faces the nasopharyngoscope body 29.
Specifically, as shown in fig. 3, the number of the air duct grooves 27 is several, and the air duct grooves 27 are in an annular array with the nasopharyngoscope body 29 as a center.
The working principle is as follows: when the angle of inclination of the nasopharyngoscope body 29 and the automatic illumination lamp 28 needs to be adjusted by twisting the rocker 31, the rocker 31 needs to be pressed first to move the third plug-in shaft 18 out of the third plug-in groove 19, the first plug-in shaft 14 is connected with the first magnetic seat 15, at this time, the rocker 31 can be shaken to drive the first reel 5 to perform the square action of the traction cable 10 to complete the adjustment work of the nasopharyngoscope body 29 and the automatic illumination lamp 28, after the angle adjustment work of the nasopharyngoscope body 29 and the automatic illumination lamp 28 is completed, the rocker 31 is pulled to drive the third plug-in shaft 18 to enter the third plug-in groove 19, because the overlooking cross-sectional shape of the third plug-in groove 19 and the third plug-in shaft 18 is a regular polygon structure, and the third plug-in shaft 18 is connected with the second magnetic seat 21, the stability of the second reel 13 can be ensured, when the traction cable 10 is pulled to the second reel 13 in the above process, the traction cable 10 is separated from the first reel 5 and drives the first reel 5 to synchronously rotate, the first reel 5 drives the adapter shaft 6 to rotate in the bearing 8 when rotating, the torsion spring 9 is deformed under the drive of the adapter shaft 6, and the inclination angle of the outer mirror auxiliary tube 30 relative to the outer mirror main tube 1 is changed under the drive of the torsion spring 9, so that medical personnel can also utilize the rocker 31 to regulate and control the inclination angle of the nasopharynx mirror main body 29 and the automatic illuminating lamp 28 when operating the outer mirror main tube 1, when part of the traction cable 10 between the first reel 5 and the second reel 13 is loosened, the torsion spring 9 resets and changes the peeping angle of the nasopharynx mirror main body 29 and the automatic illuminating lamp 28 again, thereby not only providing convenient conditions for the outer mirror main tube 1 and the outer mirror auxiliary tube 30 to advance in winding and winding tissues, but also facilitating the nasopharynx mirror main body 29 and the automatic illuminating lamp 28 to acquire multi-directional information, carry liquid medicine, powder or inert gas to internal shunt tubes 26 through external main pipe 25, and can be along with inert gas and enter into the patient's is internal when carrying powder, can blow the heat energy that automatic lighting lamp 28 released to nasopharyngoscope main part 29 when carrying inert gas, heat the mirror surface position of nasopharyngoscope main part 29, can effectively avoid the mirror surface to produce water smoke, still can get rid of the debris on the nasopharyngoscope surface simultaneously, effectively guaranteed the definition of nasopharyngoscope main part 29 mirror surface.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a nasopharyngoscope with from illumination function based on medical endoscope, includes that the outer mirror is responsible for (1), its characterized in that, the outer mirror is responsible for the tip of (1) and has seted up fourth inserting groove (2), insert the formula in fourth inserting groove (2) and be connected with plug handle (3), connecting hole (4) have been seted up to the side end face of plug handle (3), be provided with first reel (5) in connecting hole (4), the outer mirror is responsible for (1) inside wall and has seted up recess (11) corresponding first reel (5) position, cableway (12) have been seted up to the inside wall of recess (11), it has same tractive cable (10) to alternate in cableway (12) and recess (11), the one end of tractive cable (10) passes and enters into connecting hole (4) and twines the surface of connection in first reel (5) behind outer mirror is responsible for (1), the other end of the traction rope (10) is wound and connected on the surface of the second reel (13).
2. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 1, characterized in that one end of the insertion handle (3) far away from the main nasopharyngoscope tube (1) is fixedly connected with an outer nasopharyngoscope secondary tube (30), the end face of the outer nasopharyngoscope secondary tube (30) is provided with a nasopharyngoscope main body (29), an air duct groove (27) is formed in the position of the end face of the outer nasopharyngoscope secondary tube (30) corresponding to the nasopharyngoscope main body (29), an inner shunt tube (26) is clamped on the end face of the inner side of the air duct groove (27), and an automatic illumination lamp (28) is arranged in the air duct groove (27).
3. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 2, wherein the end of the first reel (5) is fixedly connected with a transfer shaft (6), the transfer shaft (6) is located in a through hole (7) formed in the inner side wall of the connecting hole (4), two ends of the transfer shaft (6) are respectively sleeved with a bearing (8), and the bearing (8) is clamped on the inner side wall of the fourth inserting groove (2).
4. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 3, wherein the surface of the two ends of the adapting shaft (6) is sleeved with a torsion spring (9), one end of the torsion spring (9) is fixedly connected to the surface of the adapting shaft (6), and the other end of the torsion spring (9) is fixedly connected with the inner side wall of the through hole (7).
5. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 4, wherein one end of the second reel (13) is fixedly connected with a first plug shaft (14), the first plug shaft (14) is located in a first plug groove (16) formed in the inner side wall of the cableway (12), the bottom of the inner side of the first plug groove (16) is fixedly connected with a first magnetic seat (15), and the first magnetic seat (15) and the opposite surface of the first plug shaft (14) are mutually attracted.
6. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 5, wherein the other end of the second reel (13) is fixedly connected with a second plug shaft (17), the second plug shaft (17) is located in a second plug groove (20) formed in the inner side wall of the cableway (12), one end of the second plug shaft (17) far away from the second reel (13) is fixedly connected with a third plug shaft (18), the third plug shaft (18) is located in the second plug groove (20), the inner side wall of the second plug groove (20) is provided with a third plug groove (19) corresponding to the position of the third plug shaft (18), and the top of the inner side of the third plug groove (19) is fixedly connected with a second magnetic seat (21).
7. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 6, wherein a first external connection hole (23) is formed at the top of the second magnetic seat (21), a second external connection hole (24) is formed in the surface of the main external scope tube (1) corresponding to the first external connection hole (23), a same connecting shaft (22) is inserted into the second external connection hole (24) and the first external connection hole (23), one end of the connecting shaft (22) is fixedly connected with one end close to a third insertion shaft (18), and a rocker (31) is fixedly connected with the other end of the third insertion shaft (18).
8. The nasopharyngoscope with self-illumination function based on medical endoscope of claim 7, wherein the sectional shape of the third insertion shaft (18) in plan view is regular polygon structure, and the sectional shape of the third insertion groove (19) in plan view is regular polygon structure accommodated in the sectional shape of the third insertion shaft (18) in plan view.
9. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 8, wherein the end surface of the outer endoscope secondary tube (30) corresponding to the nasopharyngoscope body (29) is a concave structure, the cross-sectional shape of the air duct groove (27) in plan view is wedge-shaped, that is, the air duct groove (27) is gradually decreased from far to near with the nasopharyngoscope body (29) as a reference.
10. The nasopharyngoscope with self-illumination function based on medical endoscope according to claim 9, wherein the same external main tube (25) is inserted in the external main tube (1), the connecting hole (4) and the external auxiliary tube (30), the external main tube (25) is communicated with the internal shunt tube (26), the port of the external main tube (25) faces the nasopharyngoscope main body (29), the number of the air duct grooves (27) is several, and the air duct grooves (27) are in a circular array with the nasopharyngoscope main body (29) as the center.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011010460.4A CN112137569B (en) | 2020-09-23 | 2020-09-23 | Nasopharyngoscope with self-lighting function based on medical endoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011010460.4A CN112137569B (en) | 2020-09-23 | 2020-09-23 | Nasopharyngoscope with self-lighting function based on medical endoscope |
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| CN112137569B CN112137569B (en) | 2022-06-07 |
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| CN108135447A (en) * | 2015-09-01 | 2018-06-08 | 德卡产品有限公司 | With can panning camera endoscope and correlation technique |
| CN205885395U (en) * | 2016-05-09 | 2017-01-18 | 佛山市第一人民医院 | Antifog air -breather of scope |
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| CN112137569B (en) | 2022-06-07 |
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