CN110876658A - Multifunctional ear endoscope operation device - Google Patents
Multifunctional ear endoscope operation device Download PDFInfo
- Publication number
- CN110876658A CN110876658A CN201811039829.7A CN201811039829A CN110876658A CN 110876658 A CN110876658 A CN 110876658A CN 201811039829 A CN201811039829 A CN 201811039829A CN 110876658 A CN110876658 A CN 110876658A
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- China
- Prior art keywords
- ear
- insertion rod
- probe
- working channel
- tube
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/20—Ear surgery
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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
- A61B1/00131—Accessories for endoscopes
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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
- A61B1/00163—Optical arrangements
- A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
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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
- A61B1/04—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 combined with photographic or television appliances
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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
- A61B1/07—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 using light-conductive means, e.g. optical fibres
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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
- A61B1/227—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 ears, i.e. otoscopes
Abstract
The invention discloses an in-ear endoscope device, which comprises a slender insertion rod, an imaging pipeline, a working channel and an operating mechanism, wherein the insertion rod comprises a rod body and a probe positioned at the front end of the rod body, in the operation process, an operator can control the bending of the probe part through the operating mechanism to observe different areas in the ear, and surgical instruments are inserted through the working channel to perform operation. The arrangement of the probe part of the in-ear endoscope device accords with the structural characteristics in the ear, and the in-ear endoscope device can be operated by one hand to simultaneously carry out observation and operation, and has high safety performance and convenient and fast operation.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a multifunctional ear endoscope operation device.
Background
In recent years, minimally invasive procedures for otoendoscopy have become widely used for functional procedures in the external and middle ear. Currently, there are two types of fiber optic light beams, a light guide beam and an image transmission beam, in an in-ear endoscope for illumination and imaging, respectively. Different from the relatively wide and straight external auditory canal structure of the caucasian race of the western country, the external auditory canal of the population of China is relatively curved, the maximum visual field range of the rigid ear endoscope is limited to a certain extent, and the operation field of the rigid ear endoscope is relatively narrow, so that the observation in different operation areas is often required to be met by changing lenses with different angles in the operation, and inconvenience is caused. And the current in-ear mirror system only can provide the functions of illumination and imaging and is lack of a working channel. In a conventional operation, a hand-held mirror is adopted and operated by one hand, but the operation of one hand only can use one instrument, so that the completion of complicated operation is limited. Or the assistant holds the endoscope, and the operator operates with both hands, which has high requirement on the cooperation between the operator and the assistant, and easily affects the operation because of asynchronous actions.
In addition, the ear canal is narrow (about 2.1-2.5 cm long and about 0.7cm in diameter), while the tympanic cavity is relatively large (about 1.5cm in up-down diameter and about 1.3cm in front-back diameter), similar to a flask-like structure. Under the traditional ear endoscope technology, some operations can not be directly realized, such as direct vision and operations in an upper tympanic cavity, at the moment, the upper wall behind the external auditory canal needs to be ground, so that the wound is increased, and the risk of damaging important structures such as blood vessels or nerves is increased.
Therefore, the prior art still lacks an otoscope surgical device with high safety performance and convenient operation.
Disclosure of Invention
In order to solve the technical problems, the invention provides a multifunctional ear endoscope device, which is characterized in that a probe part with a bendable corner is arranged at the tail end of an insertion rod according to the characteristics of an ear structure, so that an operator can observe different regions in the ear according to needs in the operation process, the structure in the ear cannot be damaged, the safety performance is high, and the operation is convenient. The multifunctional ear endoscope device can also comprise a working channel penetrating through the insertion rod of the ear endoscope device, surgical instruments can reach an affected part through the working channel to perform surgery, and surgical personnel can simultaneously perform observation and partial surgical operation by operating a single device with one hand, so that the multifunctional ear endoscope device is convenient for performing more complex surgery.
In one aspect of the present invention, an ear endoscope device is provided, which comprises an elongated insertion rod, a working channel, an imaging tube and an operating mechanism, wherein the insertion rod comprises a rod body and a probe portion located at the front end of the rod body, the probe portion can be bent in different directions under the control of the operating mechanism, and an operator can adjust the bending angle of the probe portion through the operating mechanism during operation to observe the conditions of different regions in the ear.
According to the structural characteristics of the ear, the length of the probe part is preferably 8-12mm, more preferably 10mm, the adjustable bending degree of the probe part is preferably 0-45 degrees, the probe part can freely rotate and bend in the drum chamber within the length and angle range, different areas can be effectively observed, meanwhile, the tail end of the probe part is prevented from touching the structure in the ear, and the safety performance is improved.
The imaging pipeline of the in-ear endoscope device axially penetrates through the insertion rod and can comprise an image transmission optical fiber, one end of the image transmission optical fiber is positioned at the front end of the probe part, the other end of the image transmission optical fiber extends out of the rear end of the insertion rod and is connected with an external display device or an ocular lens, and an operator can observe the condition in an ear through the external display device or the ocular lens. Optionally, the imaging conduit includes one or more than one image transmission optical fiber, and in a specific embodiment, may include two image transmission optical fibers, so as to form a stereoscopic image.
Furthermore, the imaging tube of the in-ear endoscope device can also comprise a camera and a cable, wherein the camera is positioned at the front end of the probe part and is connected with an external display device through the cable, so that an operator can observe the condition in the ear through the external display device. Optionally, the in-ear mirror device of the present invention comprises one or more cameras, preferably two cameras to form a stereoscopic image. Optionally, the external display device comprises a computer display or the like.
The ear endoscope device can also comprise an illuminating optical fiber, wherein the illuminating optical fiber axially penetrates through the insertion rod, one end of the illuminating optical fiber is gathered at the front end of the probe of the insertion rod, and the other end of the illuminating optical fiber extends out of the tail end of the insertion rod. The illumination fiber can provide illumination for the operation position, so that the operation personnel can clearly observe the condition of the operation position.
The working channel of the ear endoscope device axially penetrates through the insertion rod, one end of the working channel is opened at the front end of the probe, and in the ear operation process, surgical instruments can reach an affected part through the working channel to perform operation. Through set up working channel in otoscope, operating personnel one hand can realize observing and partial operation to can be more convenient, the complicated operation of carrying on safely.
In the ear endoscope device, the outer diameter of the rod body is smaller than the inner diameter of the auditory canal, the rod body can be made of hard materials, so that the rod body is not deformed due to bending of the probe part or operation of a surgical instrument in the operation process, and accidental damage to the auditory canal is avoided.
The ear endoscope device of the present invention may further comprise a hand-held portion connected to the rear end of the insertion rod. Further, handheld portion can be the cavity pipeline of Y type, including trunk line, first lateral conduit and the second lateral conduit that communicates each other, and wherein the trunk line is connected with the rear end that inserts the pole, and working channel passes first lateral conduit, trunk line and inserts the pole in proper order, and the formation of image pipeline passes second lateral conduit, trunk line and inserts the pole in proper order, and in the operation process, surgical instruments can follow first lateral conduit and insert working channel. The included angle between the first branch pipeline and the second branch pipeline can be any angle, the operation of an operator is not affected, the included angle is preferably 20-80 degrees, and more preferably, the included angle between the first branch pipeline and the second branch pipeline is 45 degrees. In an embodiment of the present invention, the first branch conduit, the main conduit and the insertion rod of the hand-held portion may be positioned on the same straight line, so that the working channel is straight, and the surgical instrument may reach the affected part through the straight working channel without bending, thereby facilitating the operation.
The operating mechanism of the ear endoscope device can be positioned at the rear end of the insertion rod, and optionally, the operating mechanism can be positioned at one side of the handheld part at the rear end of the insertion rod, so that the operating personnel can conveniently operate the ear endoscope device by one hand. Alternatively, the operating mechanism may be an operating handle, and the surgical personnel can control the probe to bend in different directions by pushing the handle in different directions.
Optionally, the probe part of the invention can be composed of a plurality of rings riveted with each other, each ring is connected with the operating mechanism through a traction wire, and the traction wire can be tightened or loosened by adjusting the operating mechanism, so that the probe part can bend and turn angles in different directions.
Further, the otoscope device of the invention also comprises a surgical instrument for ear operation, wherein the surgical instrument can pass through the working channel to reach the affected part for operation, optionally, the surgical instrument can comprise an aspirator, a clamping device and a syringe, and optionally, the clamping device is a biopsy forceps.
Compared with the prior art, the technical scheme of the invention has the following advantages: the ear endoscope operation device is provided with the working channel, so that observation and operation can be simultaneously carried out by the same equipment, one-hand operation is facilitated, and convenience and safety are realized; meanwhile, according to the structural characteristics of narrow ear canal and relatively large tympanic cavity in the ear, the insertion rod of the in-ear endoscope device comprises a hard rod body and a probe part with proper length, so that an operator can adjust an observation area at any time in the operation process, and a visual field blind area is eliminated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an in-ear mirror device according to an embodiment of the present invention;
FIG. 2 is an end view of the probe portion of the in-ear mirror device in accordance with one embodiment of the present invention;
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
As shown in FIG. 1, in one embodiment of the present invention, an endoscopic ear surgery device comprises an elongated insertion shaft 1, an imaging tube 2, a working channel 3, an operation mechanism 4 and a hand-held portion 5, wherein the insertion shaft 1 comprises a rigid shaft body 11 and a probe portion 12 at the front end of the shaft body, the outer diameter of the shaft body 11 is smaller than the inner diameter of an ear canal and is made of a medical stainless steel material, and the probe portion 12 can be bent in different directions under the control of the operation mechanism 4. In order to adapt to the structural characteristics in the ear, namely the ear canal is narrow, the tympanic cavity is relatively large, the length of the probe is about 10mm, the adjustable bending degree is 0-45 degrees, and only the probe 12 part can be bent and turned in a small range under the condition that the rod body 11 is kept still, so that images in different areas in the ear can be effectively observed, and the adverse effect on the in-ear minimally invasive surgery caused by the fact that the insertion rod is greatly bent to touch other parts in the ear can be avoided.
In this embodiment, the imaging tube 2 includes an image fiber, one end of the image fiber is located at the front end of the probe part 12 of the insertion rod 1, and the other end extends out of the rear end of the insertion rod 1 and is connected with an external display device, so that an operator can observe the condition in the ear through the external display device,
in this embodiment, handheld portion 5 is integrated into one piece's Y type hollow tube, including trunk line 51, first branch pipeline 52 and second branch pipeline 53, wherein trunk line 51 is connected with the rear end that inserts pole 1, working channel 3 axially runs through first branch pipeline 52 in proper order, trunk line 51 and insert pole 1, one end opening is in probe 12 front end, other end opening is terminal in first branch pipeline 52, in the operation process, accessible working channel inserts surgical instruments, if the aspirator, biopsy forceps, the syringe operates the operation position. The imaging conduit axially penetrates the second branch conduit 53, the main conduit 51 and the insertion rod 1 in sequence for observing the condition of the operation area. In this embodiment, the included angle of first branch pipeline 52 and second branch pipeline 53 is 45 °, and first branch pipeline 52, trunk line 51 and insert pole 1 are located same straight line, and working channel 3 is the straight line, and in the operation process, surgical instruments passes through the working channel of straight line, need not to buckle and can reach the affected part, and it is more convenient to operate.
In this embodiment, the operating mechanism 4 is an operating handle located on the side of the handheld portion, the probe portion can be controlled to bend in different directions by pushing the handle in different directions, and the operating personnel can conveniently push the operating handle to incline in different directions while holding the endoscope device through the handheld portion 5 in the operation process, so that the bending angle of the probe portion 12 can be controlled, and the conditions of different regions in the ear can be observed.
In the present invention, the control of the probe head 12 by the operating mechanism 4 can be realized by any form known in the art, for example, in one embodiment, the probe head 12 is composed of a plurality of rings riveted with each other, each ring is connected with the operating mechanism 4 by a pull wire, and the pull wires in different directions can be tightened or loosened by adjusting the operating mechanism 4, so as to control the bending angle of the probe head 12 in different directions.
As shown in FIG. 2, in one embodiment of the present invention, the in-ear mirror device may further comprise an illumination fiber 6; the lighting optical fiber 6 axially penetrates through the insertion rod, one end of the lighting optical fiber is collected at the front end of the probe of the insertion rod and distributed around the working channel 3 and the imaging pipeline 2, and the other end of the lighting optical fiber extends out of the tail end of the insertion rod. The illumination fiber 6 can provide illumination for the operation position, so that the operation personnel can clearly observe the condition of the operation position.
In another embodiment of the present invention, the imaging tube 2 of the in-ear endoscope apparatus may further include a camera head at the front end of the probe 12 for taking an image of the operation region, and a cable having one end connected to the camera head and the other end extended out of the distal end of the insertion rod and connected to an external display device through which the operator can observe the condition of the operation region. The number of cameras is not limited by the present invention, and in one embodiment, the in-ear mirror device may include two cameras to form a stereoscopic image.
In a particular embodiment, the otoscope device can further comprise an aspirator, a biopsy forceps, and a syringe that can pass through the working channel, and the aspirator, the biopsy forceps, and the syringe can be inserted into the working channel as needed during the operation. The operating personnel can complete the adjustment of the observation area and the partial operation of the affected part by one hand through the ear endoscope device, thereby being capable of implementing the complex operation work more conveniently and safely.
When the ear endoscope operation device is used for carrying out ear operation, the insertion rod of the ear endoscope device can be inserted into the ear canal of a patient, the front end of the insertion rod reaches the tympanic cavity, the bending angle of the probe part is adjusted through the operating mechanism, the image of the affected part area is observed, the suction apparatus, the biopsy forceps or the injector is inserted through the working channel as required, and the operation is carried out on the affected part.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concept of the present invention should be within the scope of the present invention.
Claims (10)
1. The ear endoscope device is characterized by comprising a slender insertion rod, an imaging pipeline, a working channel and an operating mechanism, wherein the insertion rod comprises a rod body and a probe part positioned at the front end of the rod body, the length of the probe part is 8-12mm, the probe part can be bent under the control of the operating mechanism, and the imaging pipeline and the working channel axially penetrate through the insertion rod.
2. An in-ear mirror device according to claim 1, wherein said probe portion has a length of 10 mm.
3. An in-ear mirror device according to claim 1, wherein said adjustable bending of said probe portion is in the range of 0 ° to 45 °.
4. An in-ear mirror device according to claim 1, wherein said shaft body is made of a hard material.
5. An in-ear mirror device according to claim 1, wherein said imaging conduit comprises an image transmitting fiber, one end of which is located at the front end of the probe portion and the other end of which extends beyond the rear end of the insertion rod.
6. An in-ear mirror device according to claim 1, wherein said imaging conduit comprises a camera head and a cable, wherein the camera head is located at the front end of the probe portion, and the cable has one end connected to the camera head and the other end extending out of the rear end of the insertion rod for connection to an external display device.
7. An otoscope device according to claim 1, further comprising an illumination fiber extending axially through said insertion rod.
8. The ear endoscope device according to claim 1, further comprising a hand-held portion connected to a rear end of the insertion rod.
9. An in-ear mirror device according to claim 8, wherein said hand-held portion is a Y-shaped hollow tube comprising a main tube, a first branch tube and a second branch tube, wherein the main tube is connected to the rear end of the insertion rod, the working channel sequentially passes through the first branch tube, the main tube and the insertion rod, and the imaging tube sequentially passes through the second branch tube, the main tube and the insertion rod.
10. An in-ear mirror device according to claim 9, wherein the first branch duct, the main duct and the insertion rod of the hand-held portion are located on the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039829.7A CN110876658A (en) | 2018-09-06 | 2018-09-06 | Multifunctional ear endoscope operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039829.7A CN110876658A (en) | 2018-09-06 | 2018-09-06 | Multifunctional ear endoscope operation device |
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| Publication Number | Publication Date |
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| CN110876658A true CN110876658A (en) | 2020-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811039829.7A Pending CN110876658A (en) | 2018-09-06 | 2018-09-06 | Multifunctional ear endoscope operation device |
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| CN (1) | CN110876658A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112353355A (en) * | 2020-11-11 | 2021-02-12 | 深圳大学 | In-ear mirror holder and in-ear mirror assembly |
-
2018
- 2018-09-06 CN CN201811039829.7A patent/CN110876658A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112353355A (en) * | 2020-11-11 | 2021-02-12 | 深圳大学 | In-ear mirror holder and in-ear mirror assembly |
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