CN113262018B - Rotary mechanism and medical paranasal sinus suction cutter - Google Patents
Rotary mechanism and medical paranasal sinus suction cutter Download PDFInfo
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- CN113262018B CN113262018B CN202110767863.1A CN202110767863A CN113262018B CN 113262018 B CN113262018 B CN 113262018B CN 202110767863 A CN202110767863 A CN 202110767863A CN 113262018 B CN113262018 B CN 113262018B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/24—Surgical instruments, devices or methods, e.g. tourniquets for use in the oral cavity, larynx, bronchial passages or nose; Tongue scrapers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00321—Head or parts thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
Abstract
The invention discloses a rotating mechanism and a medical paranasal sinus suction cutter, comprising: the base body is arranged at the upper end of the desktop, the inner surface of the base body is rotatably provided with a conical gear A for adjustment, the lower end of the inner surface is fixedly provided with a fixed shaft for rotation positioning, and the upper end of the outer surface of the base body is fixedly provided with a conical gear B meshed with the conical gear A; and the bevel gear C is mounted on the outer surface of the bevel gear B. The rotating mechanism and the medical paranasal sinus suction cutter are provided with the base body with the adjusting rotation function, the bevel gear A installed in the base body rotates, the angle of the middle rod is adjusted through meshing rotation, and therefore cutting use at different angles is met.
Description
Technical Field
The invention relates to the technical field of medical use, in particular to a rotating mechanism and a medical sinus suction cutter.
Background
During the nasal sinus operation, need use cutting device to excise the focus, and need use the nasal sinus to attract the cutterbar to carry out work, nevertheless there is certain defect still when using in current cutterbar, for example:
the authorized announcement number is CN202426643U, the authorized announcement date is 20120912 'sinus cutting bit with a knife function', the sinus cutting bit with the knife function comprises a knife tube, a knife edge tube and an electric bit, … …; the utility model provides a nasal sinus cutting tool bit with a electrotome function, which can cut and stanch while carrying out nasal sinus surgery, so that the surgical bleeding is less and safe, and the surgical time is effectively saved;
however, the above prior art solutions have the following drawbacks: the angle of the cutting head can not be effectively adjusted by rotating when in use, and the angle deviation is too large easily in the angle adjusting process, so that the cutting head can not be effectively blocked.
In view of the above problems, there is a need for an innovative design based on the original sinus suction cutter structure.
Disclosure of Invention
The invention aims to provide a rotating mechanism and a medical paranasal sinus suction cutter, aiming at solving the problems that the angle of a cutting head cannot be effectively adjusted by rotating, and the angle is easily too large to be effectively blocked in the process of adjusting the angle in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a rotary mechanism and a medical sinus suction cutter include:
the base body is arranged at the upper end of the desktop, the inner surface of the base body is rotatably provided with a conical gear A for adjustment, the lower end of the inner surface of the base body is fixedly provided with a fixed shaft for rotating and positioning, and the upper end of the outer surface of the base body is fixedly provided with a conical gear B meshed with the conical gear A;
the bevel gear C is arranged on the outer surface of the bevel gear B, a rotating shaft for rotation and fixation is fixedly arranged at the edge end of the outer surface, the rotating shaft is connected with the anti-falling positioning block, and an intermediate rod for adjusting is fixedly arranged at the edge end of the outer surface;
the embedded groove is formed in the inner surface of the middle rod, a sliding groove is formed in the inner surface of the embedded groove, a sliding block is arranged on the inner surface of the sliding groove in a sliding mode, and a correction sleeve is fixedly arranged on the outer surface of the sliding block;
the connecting block, install in the surface of intermediate lever, and the surface rotation of connecting block installs the regulating block to the draw-in groove has been seted up to the surface limit end at the regulating block, and the surface limit end fixed mounting of regulating block has the cutting bracing piece, and the internal surface mounting of intermediate lever has the straight gear B of cylinder that the regulation was used, and straight gear B's outer surface meshing is connected the internal surface of draw-in groove.
Through above-mentioned structure, effectual rotating device through the installation when using adjusts the different directions of tool bit, reduces the time that the doctor rotated the handle of a knife, and the fine setting tool bit angle structure that passes through, and the effectual use according to the in service behavior of adjusting the tool bit to prevent the excessive device of angle skew through the installation, the security and the stability that effectual increase device used.
Preferably, the conical gear a with a rotating structure is nested and mounted on the inner surface of the base body, the fixed shaft with a supporting rotating structure is fixedly mounted on the inner surface, and the conical gear B with a rotating structure is mounted on the upper end of the outer surface of the fixed shaft and is meshed with the conical gear a for rotation.
Through above-mentioned structure, effectual through internally mounted's rotating device, the effectual use of adjusting, and in the regulation process, reduce the usage space, adjust through conical tooth wheel B4 who installs on fixed axle 3.
Preferably, the outer surface of the bevel gear B is engaged with the bevel gear C in a rotating manner, the outer surface of the bevel gear B is provided with the rotating shaft having a fixed supporting rotating structure, the outer surface of the bevel gear B is provided with the positioning block having an anti-falling rotating structure, and the intermediate lever to be adjusted and used is fixedly arranged.
Through above-mentioned structure, effectively through the structure of installation, rotating device's direction of use is carried out to through the anti-drop structure of installation, increase the stability in use of device, prevent to take place to drop.
Preferably, the inner surface of the intermediate lever is provided with a sliding groove with a sliding stroke, and the inner surface of the sliding groove is provided with a sliding block with a sliding structure and a correction sleeve with an angle over-adjustment prevention function and a protection function.
Through above-mentioned structure, be convenient for through the sliding construction of installation, stability when effectual adjusting device uses.
Preferably, a strip gear with an adjusting function is fixedly arranged on the outer surface of the sliding block, and is engaged with a spur gear A which is provided with a moving power and is connected with the outer surface of the sliding block.
Through above-mentioned structure, effectual rotating-structure and the meshing structure through the installation use in succession to drive the use of correcting the part of preventing excessively adjusting the cutting angle, stability when increasing the device use prevents the not hard up condition from appearing.
Preferably, the outer surface of the bar gear is fixedly provided with a sealing cover with an air leakage and water leakage preventing structure, and the edge end of the outer surface is fixedly provided with a limiting block with an anti-tilting structure.
Through above-mentioned structure, effectually increase the leakproofness between the device when using, prevent to cause inside the condition of intaking and leading to damaging to the stop device through the installation, anti-drop nature when can increase the removal also can increase the leakproofness and prevent that the too much condition of shift position from appearing.
Preferably, the connecting block is installed at the side end of the intermediate lever through a fixing structure, the adjusting block for adjusting and supporting is installed on the inner surface in a rotating mode, and the cylindrical straight gear B with a rotation adjusting function is fixedly installed at the middle end of the inner surface.
Through above-mentioned structure, effectual drive arrangement rotates, adjusts the use according to the patient's condition when being convenient for use.
Preferably, the cutting support rod is fixedly installed on the outer surface of the adjusting block, clamping grooves are formed in the inner surface of the adjusting block at equal angles, and the inner surface of each clamping groove is connected with the straight cylindrical gear B with an adjusting rotation angle in a meshed mode.
Through above-mentioned structure, effectual fine setting is used, is convenient for increase the convenient operation in the operation, reduces the operation time.
Preferably, the outer surface of the cutting support bar is nested with the correction sleeve for preventing the angle from being adjusted excessively, and the correction sleeve form a certain angle structure when in use.
Through above-mentioned structure, effectually carry out certain spacing and protection and use, prevent that the device from damaging to cause patient's secondary injury, increase the stability in the operation.
Compared with the prior art, the invention has the beneficial effects that: the rotary mechanism and the medical paranasal sinus suction cutter;
1. the base body with the adjusting rotation is arranged, the bevel gear A arranged in the base body rotates, the angle of the middle rod is adjusted through meshing rotation, so that the cutting use at different angles is met, the stability of the device is improved through the installation of the positioning block, the falling and the breakage are prevented, and the angle of the cutting support rod is effectively adjusted through the matched use of the installed connecting block and the adjusting block;
2. the setting has the excessive correction cover of angle modulation skew of preventing, when using, through the cylinder straight-teeth gear A's of installation use, the removal of the bar gear of effectual regulation slider installation to the use that drives correction cover removes the use, and the use of sealed lid and stopper increases the leakproofness that removes the in-process, and prevents to take place the dislocation and removes, increases the stability of device, and the use of effectual cooperation angle regulation structure.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of a semi-sectional three-dimensional structure of a substrate according to the present invention;
FIG. 3 is a schematic perspective view of a positioning semi-sectional block according to the present invention;
FIG. 4 is a schematic perspective view of an adjusting block according to the present invention;
FIG. 5 is a schematic view of a semi-sectional three-dimensional structure of the orthosis of the present invention;
FIG. 6 is a schematic diagram of a semi-sectional three-dimensional structure of the limiting block of the present invention;
fig. 7 is a schematic diagram of the exploded perspective structure of the present invention.
In the figure: 1. a substrate; 2. a bevel gear A; 3. a fixed shaft; 4. a bevel gear B; 5. a bevel gear C; 6. a rotating shaft; 7. positioning blocks; 8. an intermediate lever; 9. embedding a sleeve groove; 10. a chute; 11. a slider; 1101. a bar gear; 1102. a sealing cover; 1103. a spur gear A; 1104. a limiting block; 12. a correction sleeve; 13. connecting blocks; 14. an adjusting block; 15. a spur gear B; 16. a card slot; 17. and cutting the supporting rod.
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 rotary mechanism and a medical sinus suction cutter include: the base body 1 is arranged at the upper end of the desktop, the inner surface of the base body is rotatably provided with a bevel gear A2 for adjustment, the lower end of the inner surface of the base body is fixedly provided with a fixed shaft 3 for rotary positioning, and the upper end of the outer surface of the base body is fixedly provided with a bevel gear B4 meshed with the bevel gear A2; the bevel gear C5 is arranged on the outer surface of the bevel gear B4, a rotating shaft 6 for rotation and fixation is fixedly arranged at the edge end of the outer surface, the rotating shaft is connected with an anti-falling positioning block 7, and an intermediate rod 8 for adjusting is fixedly arranged at the edge end of the outer surface; the embedded groove 9 is formed in the inner surface of the middle rod 8, a sliding groove 10 is formed in the inner surface of the embedded groove, a sliding block 11 is installed on the inner surface of the sliding groove 10 in a sliding mode, and a correction sleeve 12 is fixedly installed on the outer surface of the sliding block 11; connecting block 13, install in the surface of intermediate lever 8, and connecting block 13's surface rotation installs regulating block 14 to seted up draw-in groove 16 at regulating block 14's surface limit end, and the surface limit end fixed mounting of regulating block 14 has cutting bracing piece 17, and the internal surface mounting of intermediate lever 8 has the cylinder straight gear B15 of adjusting usefulness, and the surface meshing of cylinder straight gear B15 is connected the internal surface of draw-in groove 16.
When using, through the structure between the base member 1 of installation and the intermediate lever 8, the effectual rotation that rotates to effectual angle regulation uses, and prevents through the structure that the cracked condition that drops from appearing and appear, and uses through the cooperation of the correction cover 12 of installation and cutting bracing piece 17, security when effectual increase uses.
A conical gear A2 with a rotating structure is nested on the inner surface of the base body 1, a fixed shaft 3 with a supporting rotating structure is fixedly arranged on the inner surface, and a conical gear B4 with a rotating structure is arranged at the upper end of the outer surface of the fixed shaft 3 and is meshed with the conical gear A2 to rotate.
The outer surface of the bevel gear B4 is engaged and rotatably connected with a bevel gear C5, the outer surface of the bevel gear B4 is provided with a rotating shaft 6 with a fixed supporting rotating structure, a positioning block 7 with an anti-falling rotating structure and an intermediate rod 8 to be adjusted and used are fixedly arranged on the outer surface.
When the adjustable middle rod adjusting device is used, the conical gear A2 in the base body 1 rotates, the conical gear B4 installed on the fixed shaft 3 is driven to rotate in an engaged mode, the conical gear C5 connected in an engaged mode is driven to rotate, the middle rod 8 fixedly installed on the anti-falling positioning block 7 connected with the rotating shaft 6 is driven to rotate simultaneously, and the middle rod 8 is effectively adjusted to rotate according to the using condition.
The inner surface of the intermediate lever 8 is provided with a sliding groove 10 with a sliding stroke, and the inner surface of the sliding groove 10 is provided with a sliding block 11 with a sliding structure and a correction sleeve 12 with an angle over-adjustment prevention function and a protection function.
The outer surface of the sliding block 11 is fixedly provided with a strip gear 1101 with an adjusting function, and is engaged with a spur gear A1103 which provides moving power through the outer surface.
The outer surface of the bar gear 1101 is fixedly provided with a sealing cover 1102 with an air leakage and water leakage preventing structure, and the edge end of the outer surface is fixedly provided with a limiting block 1104 with an anti-tilting structure.
In use, the installed bar gear 1101 is driven to rotate by the spur gear A1103, the installed slide block 11 is driven to slide in the sliding groove 10, the sealing cover 1102 moves in the nesting groove 9, the installed correction sleeve 12 is effectively adjusted, and the falling-off or deviation in the moving process is prevented by the installed limiting block 1104.
The connecting block 13 is arranged at the side end of the intermediate rod 8 through a fixing structure, the inner surface is rotatably provided with an adjusting block 14 for adjusting and supporting, and the middle end of the inner surface is fixedly provided with a spur gear B15 with a rotation adjusting function.
The outer surface of the adjusting block 14 is fixedly provided with a cutting support rod 17, the inner surface of the adjusting block is provided with clamping grooves 16 at equal angles, and the inner surface of each clamping groove 16 is connected with a straight cylindrical gear B15 with an adjusting rotation angle in a meshed mode.
The outer surface of the cutting support rod 17 is nested with the correction sleeve 12 which can prevent the angle from being excessively adjusted, and the two form a certain angle structure when in use.
When the angle adjusting device is used, the angle of a cutting support rod 17 fixedly connected with an adjusting block 14 which is rotatably installed is adjusted through a connecting block 13 at the rear end of an installed middle rod 8, slow adjustment is carried out through an installed cylindrical straight gear B15 and an opened clamping groove 16, excessive angle movement is prevented through an installed correcting sleeve 12, and the safety in use is improved.
The working principle is as follows: when the rotary mechanism and the medical sinus suction cutter are used, according to the figures 1-7, the device is firstly placed at a position needing to work, when in use, the conical gear A2, the fixed shaft 3, the conical gear B4 and the conical gear C5 are installed and used in a matched mode, the middle rod 8 is effectively adjusted on the base body 1 to rotate, the cutting support rod 17 is adjusted through the installed components, the movable correction sleeve 12 is used in a matched mode, the use safety is improved, and the overall practicability is improved.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a rotary mechanism and medical sinus suction cutter which characterized in that includes:
the base body is arranged at the upper end of the desktop, the inner surface of the base body is rotatably provided with a conical gear A for adjustment, the lower end of the inner surface is fixedly provided with a fixed shaft for rotation positioning, and the upper end of the outer surface of the base body is fixedly provided with a conical gear B meshed with the conical gear A;
the bevel gear C is arranged on the outer surface of the bevel gear B, a rotating shaft for rotation fixing is fixedly arranged at the edge end of the outer surface, the rotating shaft is connected with the anti-falling positioning block, and an intermediate rod for adjusting is fixedly arranged at the edge end of the outer surface;
the embedded groove is formed in the inner surface of the middle rod, a sliding groove is formed in the inner surface of the embedded groove, a sliding block is arranged on the inner surface of the sliding groove in a sliding mode, and a correction sleeve is fixedly arranged on the outer surface of the sliding block;
the connecting block, install in the surface of intermediate lever, and the surface rotation of connecting block installs the regulating block to the draw-in groove has been seted up to the surface limit end at the regulating block, and the surface limit end fixed mounting of regulating block has the cutting bracing piece, and the internal surface mounting of intermediate lever has the cylinder straight-teeth gear B of adjusting usefulness, and cylinder straight-teeth gear B's surface engagement is connected the internal surface of draw-in groove.
2. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: the conical gear A with a rotating structure is installed on the inner surface of the base body in a nested mode, the fixing shaft with a supporting rotating structure is fixedly installed on the inner surface of the base body, and the conical gear B with the rotating structure is installed at the upper end of the outer surface of the fixing shaft and is meshed with the conical gear A to rotate.
3. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: the outer surface of the bevel gear B is meshed with and rotatably connected with the bevel gear C, the outer surface of the bevel gear B is provided with a fixed support rotating structure, the rotating shaft is provided with a positioning block with an anti-falling rotating structure, and the middle rod is fixedly installed to be adjusted and used.
4. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: the inner surface of the middle rod is provided with a sliding groove with a sliding stroke, a sliding block with a sliding structure is arranged on the inner surface of the sliding groove, and the correcting sleeve with the functions of preventing the angle from being excessively adjusted and protecting is arranged on the inner surface of the sliding groove.
5. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: and a strip gear with an adjusting function is fixedly arranged on the outer surface of the sliding block and is connected with a straight cylindrical gear A which is used for providing moving power in a meshing manner through the outer surface.
6. The rotary mechanism and the medical sinus suction cutter according to claim 5, wherein: the outer surface fixed mounting of bar gear has the sealed lid of leak protection gas structure that leaks, and surface limit end fixed mounting has the stopper of preventing inclining structure.
7. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: the connecting block is installed through fixed knot structure the limit end of intermediate lever, and the internal surface rotates and installs and adjust the support usefulness the regulating block to the internal surface middle-end fixed mounting has the rotation regulatory effect cylinder spur gear B.
8. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: the outer fixed surface of regulating block installs the cutting bracing piece, and the internal surface is the angle such as is provided with the draw-in groove, the internal surface meshing of draw-in groove is connected and is had the regulation turned angle cylinder straight-teeth gear B.
9. The rotary mechanism and the medical sinus suction cutter according to claim 1, wherein: the outer surface of the cutting support rod is provided with the correcting sleeve for preventing the excessive adjustment of the angle in a nested manner, and the correcting sleeve and the cutting support rod form a certain angle structure when in use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110767863.1A CN113262018B (en) | 2021-07-07 | 2021-07-07 | Rotary mechanism and medical paranasal sinus suction cutter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110767863.1A CN113262018B (en) | 2021-07-07 | 2021-07-07 | Rotary mechanism and medical paranasal sinus suction cutter |
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| CN113262018A CN113262018A (en) | 2021-08-17 |
| CN113262018B true CN113262018B (en) | 2022-10-25 |
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| CN202110767863.1A Active CN113262018B (en) | 2021-07-07 | 2021-07-07 | Rotary mechanism and medical paranasal sinus suction cutter |
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| CN106175937A (en) * | 2016-09-21 | 2016-12-07 | 东莞市联洲知识产权运营管理有限公司 | A kind of operating robot being provided with rotary cutter clamping dish |
| CN107736923A (en) * | 2017-10-12 | 2018-02-27 | 王成 | A kind of roll shaft skin fetching knife suitable for Department of B urn has |
| CN209054522U (en) * | 2018-09-20 | 2019-07-02 | 广州赛佳声学灯光工程有限公司 | A kind of LED lamp holder of angle adjustable |
| CN212519311U (en) * | 2020-07-06 | 2021-02-09 | 东莞市汇亿鑫塑胶制品有限公司 | Smart home sound box with adjustable supporting angle |
| CN112190319A (en) * | 2020-09-30 | 2021-01-08 | 马美英 | Adjusting mechanism of gynecological clinical uterine curettage device |
| CN112155680A (en) * | 2020-10-10 | 2021-01-01 | 广州联优科技有限公司 | Medical surgical knife |
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| CN113262018A (en) | 2021-08-17 |
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