CN112206033A - Medical electric swing saw for orthopedics department - Google Patents
Medical electric swing saw for orthopedics department Download PDFInfo
- Publication number
- CN112206033A CN112206033A CN202011200201.8A CN202011200201A CN112206033A CN 112206033 A CN112206033 A CN 112206033A CN 202011200201 A CN202011200201 A CN 202011200201A CN 112206033 A CN112206033 A CN 112206033A
- Authority
- CN
- China
- Prior art keywords
- saw
- swing
- oscillating
- ring
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 30
- 229920001971 elastomer Polymers 0.000 claims description 30
- 229910052731 fluorine Inorganic materials 0.000 claims description 30
- 239000011737 fluorine Substances 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 18
- 239000002033 PVDF binder Substances 0.000 claims description 15
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 229920001296 polysiloxane Polymers 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 210000000988 bone and bone Anatomy 0.000 claims description 10
- 239000000741 silica gel Substances 0.000 claims description 10
- 229910002027 silica gel Inorganic materials 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims 2
- 208000014674 injury Diseases 0.000 abstract description 4
- 230000008733 trauma Effects 0.000 abstract description 4
- 238000002316 cosmetic surgery Methods 0.000 abstract description 2
- 238000001356 surgical procedure Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/142—Surgical saws ; Accessories therefor with reciprocating saw blades, e.g. with cutting edges at the distal end of the saw blades
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Dentistry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Sawing (AREA)
Abstract
The invention discloses a medical swing saw for orthopedics department, which comprises a power transmission assembly I, a power assembly II, a saw blade III and a battery component IV. The invention can complete the opening and closing of the saw blade locking device by rotating the trigger, and the saw blades with different specifications are inserted into the oscillating groove of the oscillating saw so as to complete the locking and the taking out of the saw blades. The button switch is a stepless speed change switch, and the output rotating speed is highest when the switch is pressed to the bottom side. When the battery pack is connected, the battery pack can be used together with other matched instruments to complete orthopedic trauma, joint replacement, plastic surgery and other operations.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an orthopedic medical electric oscillating saw.
Background
The medical electric swing saw for orthopedics department is used for the operations of orthopedics department and trauma surgery, and comprises artificial joint replacement, arthroscopic surgery, joint excision and reconstruction surgery, synovectomy, orthopedic plastic surgery, other joint operations, tumor surgery and the like. The swing saw has wide application scenes and complex application modes, and the performance and the operation mode of the swing saw need to meet the requirements of various operations. The medical electric swing saw on the market at present has the problems of weak cutting, single cutting speed, inconvenient installation and extraction of saw blades and the like, and influences the range, the success rate and the like of the operation.
In order to solve the technical problems, the medical electric swing saw for orthopedics department is designed, the swing saw uses a movable lithium battery as a power supply, an infinitely variable speed switch is adopted, all parts of the swing saw are stably connected and do not loosen, the saw blade is simply and quickly installed and locked, and various requirements required by orthopedic and trauma surgery operations are met.
Disclosure of Invention
The invention aims to provide an orthopedic medical electric pendulum saw to realize various applications in orthopedics and trauma surgery.
In order to solve the technical problems, the invention adopts the following specific technical scheme:
the utility model provides a medical electronic pendulum saw of orthopedics which characterized in that: comprises a power transmission assembly, a power assembly, a saw blade and a battery component; the power transmission assembly comprises a swing saw swing head, a first fluorine rubber O-shaped ring, a first bearing, a swing saw head, a bone saw swing head bearing washer, a second bearing, a C-shaped check ring for a clamp spring shaft, a guide nut, a swing saw movable cam, a earless check ring for a first clamp spring hole, a second fluorine rubber O-shaped ring, a trigger connecting piece, a swing saw locker positioning pin, a swing saw blade locker, a third fluorine rubber O-shaped ring, a first spring, a swing saw swing arm, a fourth fluorine rubber O-shaped ring, a swing saw locking ring, a fifth fluorine rubber O-shaped ring, a swing arm head connecting ring, a trigger wrench, a trigger locking piece and a trigger locking positioning pin; the saw blade locker is arranged in the swing head of the swing saw, and the third fluorine rubber O-shaped ring is arranged between the swing head of the swing saw and the saw blade locker; the swing saw swing arm is sleeved on the periphery of the lower part of the swing saw swing head and extends through the right end of the swing saw head; the lower part of the oscillating head of the oscillating saw is arranged in the oscillating saw head, and the first fluorine rubber O-shaped ring, the bone saw oscillating head bearing gasket, the first bearing and the second bearing are arranged between the oscillating head of the oscillating saw and the oscillating saw head; the first bearing and the second bearing are positioned on two sides of the swing saw swing arm; one end of the bone saw oscillating head bearing washer abuts against a step of the oscillating head of the oscillating saw, and the other end of the bone saw oscillating head bearing washer abuts against one end of the second bearing; the other end of the second bearing abuts against the C-shaped check ring for the clamp spring shaft; the clamp spring shaft is embedded into the groove of the swing head of the swing saw through a C-shaped check ring; the guide nut is arranged on the lower side of the oscillating head of the oscillating saw and is in threaded connection with the head of the oscillating saw; the oscillating saw blade locker extends through the guide nut; the first spring is arranged between the swing saw head and the swing saw blade locker, one end of the first spring is abutted against the step of the swing saw blade locker, and the other end of the first spring is abutted against the end face of the guide nut; the lower end of the saw oscillating machine head is connected with the trigger connecting piece, the saw oscillating movable cam is arranged between the trigger connecting piece and the guide nut, and the saw oscillating movable cam is in threaded connection with the trigger connecting piece; a lug-free check ring for the clamp spring hole is arranged between the guide nut and the trigger connecting piece, the lug-free check ring for the clamp spring hole abuts against the swing saw movable cam, and the lug-free check ring for the clamp spring hole is arranged in a groove of the guide nut; the second fluorine rubber O-shaped ring is arranged between the oscillating saw head and the trigger connecting piece; the tail end of the swing saw blade locker is provided with the swing saw locker positioning pin, the swing saw locker positioning pin is accommodated in the trigger connecting piece, and the swing saw locker positioning pin abuts against the bottom of the swing saw movable cam; the thread part of the trigger connecting piece penetrates through the trigger wrench and is fixed with the trigger locking piece in a thread way, and the trigger wrench and the trigger connecting piece are positioned by the trigger locking positioning pin; the right end of the swing saw machine head is in threaded connection with the swing arm head connecting ring, the swing saw locking ring is sleeved on the peripheries of the swing saw machine head and the swing arm head connecting ring, the fourth fluorine rubber O-shaped ring is arranged at the joint of the swing saw locking ring and the swing saw machine head, the swing saw locking ring is in threaded connection with a swing saw machine shell of the power assembly II, and the fifth fluorine rubber O-shaped ring is arranged at the joint;
the power assembly II comprises a nut, a third bearing, a swing saw output eccentric shaft, a second clamp spring hole earless retainer ring, a fourth bearing, a swing saw motor component, a motor compression ring, a first O-shaped ring, a casing rear cover, a second O-shaped ring, a swing saw rear cover screw, a motor controller component, a swing saw casing, a first bolt, a sealing ring, a clamp spring C-shaped meson, a casing sealing terminal piece, a second bolt, a Hall switch button, a switch positioning needle, a magnet, a button cover plate, a third O-shaped ring, a second spring, a switch rebound positioning needle, a positioner, a fourth O-shaped ring, a draw bar hole plug, a fifth O-shaped ring, a motor line protection pipe, a silicone tube, a black polyvinylidene fluoride heat-shrinkable tube, a silicone insulation sheath flat opening and a casing rear cover pad; the front end part of the oscillating saw shell is connected with the power transmission assembly, the rear end part of the oscillating saw shell is connected with the shell rear cover, and the first O-shaped ring is arranged at the joint; the inner part of the shell rear cover is provided with the shell rear cover pad; the saw oscillating motor assembly is arranged in the saw oscillating shell, the saw oscillating output eccentric shaft is arranged at the front end of the saw oscillating motor assembly and extends out of the saw oscillating motor assembly, two fourth bearings which are close to each other are arranged between the saw oscillating output eccentric shaft and the saw oscillating motor assembly, and the end faces, close to the front end of the saw oscillating motor assembly, of the two fourth bearings are provided with the earless retainer rings for the second clamp spring holes; the third bearing is arranged at the front end part of the output eccentric shaft of the swing saw and is in locking connection with the thread part of the output eccentric shaft of the swing saw through the nut; the rear end of the oscillating saw motor assembly is connected with the motor compression ring, one end of the motor compression ring abuts against the oscillating saw motor assembly, and the other end of the motor compression ring is in threaded connection with an inner hole of the oscillating saw shell; the rear cover of the machine shell is fixedly connected with the rear end of the swing saw motor assembly through a swing saw rear cover screw, and the second O-shaped ring is arranged at the connection position of the swing saw rear cover screw and the rear cover of the machine shell; the rear end of the swing saw motor assembly is provided with the motor circuit protection pipe; the middle part of the oscillating saw shell is provided with the Hall switch button and the button cover plate; the button cover plate is fixedly connected with the oscillating saw shell through the second bolt, and a third O-shaped ring is arranged at the joint; the fifth O-shaped ring is arranged at the joint of the second bolt and the button cover plate; the Hall switch button is partially accommodated in the button cover plate and the oscillating saw shell; the Hall switch button is connected with the button cover plate in a sliding mode, and the sealing ring is arranged at the joint; the positioner is positioned through the steps of the swing saw shell; the magnet is arranged at the end part of the Hall switch button, the switch rebounding positioning pin is arranged in the Hall switch button, and one end of the switch rebounding positioning pin is fixed on the oscillating saw shell; the second spring is arranged on the outer side of the switch rebound positioning pin, one end of the second spring abuts against a step inside the Hall switch button, and the other end of the second spring abuts against an annular step of the switch rebound positioning pin; the switch positioning pin is also arranged in the Hall switch button; the motor controller assembly is arranged in an inner cavity of the oscillating saw shell and is fixed on the oscillating saw shell through the first bolt; the lower end of the oscillating saw shell is fixedly connected with the shell sealing terminal piece, and the first O-shaped ring is arranged at the joint; a clamp spring C-shaped meson is arranged in the shell sealing terminal piece; the inner part of the oscillating saw shell is also provided with the pull rod hole plug, and the joint of the pull rod hole plug and the oscillating saw shell is provided with the fourth O-shaped ring; the axis of the pull rod hole plug is perpendicular to the axis of the shifter.
Furthermore, the end part of the swing saw motor component is connected with a flat cable plug of the motor controller component, and the end part of the swing saw motor component is provided with the silicone tube and a black polyvinylidene fluoride heat-shrinkable tube; the black polyvinylidene fluoride heat-shrinkable tube extends out of the silica gel tube, and the first silica gel heat-shrinkable tube is arranged in the middle of the black polyvinylidene fluoride heat-shrinkable tube; the black polyvinylidene fluoride heat-shrinkable tube is connected with the motor controller component; the lower extreme of motor controller subassembly is provided with two lead wires, two lead wires extend to extend through second silica gel pyrocondensation pipe, and silica gel insulating sheath flat mouthful, and with the casing seals the terminal spare and is connected.
Furthermore, the power assembly is connected with the power transmission assembly through the swing saw locking ring and the swing arm head connecting ring in a mode of fixing the swing saw locking ring and the swing arm head connecting ring through threads and glue.
Further, the swing saw blade locker can be driven to move by screwing the trigger wrench clockwise so that the saw blade can be inserted into the swing head of the swing saw, and the saw blade can be clamped by screwing the trigger wrench anticlockwise again; similarly, the trigger wrench is twisted clockwise to drive the swing saw blade locker to move so that the saw blade can be taken out of the swing saw head, and the trigger wrench is twisted counterclockwise again to restore the swing saw to the initial state.
Further, inserting the battery assembly with power into the saw housing may complete the preparation of the saw for operation. Further, the swinging saw can be started by pressing the Hall switch button, the swinging saw can be started in a stepless speed change mode, and the highest swinging frequency is 12000 times/min.
The invention has the following beneficial effects: compared with the prior art, the portable power supply is used for supplying power for the instrument, the operation mode is simple, convenient and quick, the performance of the main machine is strong, the stepless speed change is wide in application range, the workload of doctors is relieved to a certain extent, and the pain of patients in and after operations is relieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall construction of the present invention;
FIG. 3 is an exploded view of the power transmission assembly of the present invention;
FIG. 4 is a schematic structural view of a power transmission assembly of the present invention;
FIG. 5 is a cross-sectional view taken along A-A of FIG. 4;
FIG. 6 is a cross-sectional view of the powertrain of the present invention (rotated 90 degrees counterclockwise);
FIG. 7 is a partial cross-sectional view taken at I of FIG. 6 of the present invention;
FIG. 8 is a schematic illustration of the powertrain assembly configuration of the present invention;
FIG. 9 is a schematic view of the connection of the cable plug of the motor assembly of the present invention with the motor controller assembly;
FIG. 10 is a schematic view of the present invention showing the connection of the oscillating saw motor assembly to the motor controller assembly;
fig. 11 is a schematic diagram of the connection between the motor controller assembly and the sealing terminal of the housing according to the present invention.
Detailed Description
The technical scheme of the invention is further explained in detail by combining the drawings and the specific examples.
As shown in fig. 1-11, an orthopedic medical electric oscillating saw comprises a power transmission assembly i, a power assembly ii, a saw blade III and a battery assembly IV; the power transmission assembly I comprises a swing saw swing head 101, a first fluorine rubber O-shaped ring 102, a first bearing 103, a swing saw head 104, a bone saw swing head bearing washer 105, a second bearing 106, a C-shaped retainer ring 107 for a clamp spring shaft, a guide nut 108, a swing saw movable cam 109, a earless retainer ring 110 for a first clamp spring hole, a second fluorine rubber O-shaped ring 111, a trigger connecting piece 112, a swing saw locker positioning pin 113, a swing saw blade locker 114, a third fluorine rubber O-shaped ring 115, a first spring 116, a swing saw swing arm 117, a fourth fluorine rubber O-shaped ring 118, a swing saw locking ring 119, a fifth fluorine rubber O-shaped ring 120, a swing arm head connecting ring 121, a trigger wrench 122, a trigger locking piece 123 and a trigger locking positioning pin 124; a saw blade locker 114 is arranged in the swing head 101 of the swing saw, and a third fluorine rubber O-shaped ring 115 is arranged between the swing head 101 of the swing saw and the saw blade locker 114; the swing saw swing arm 117 is sleeved on the periphery of the lower part of the swing saw head 101 and extends through the right end of the swing saw head 104; the lower part of the oscillating saw head 101 is arranged in the oscillating saw head 104, and a first fluorine rubber O-shaped ring 102, a bone saw oscillating head bearing gasket 105, a first bearing 103 and a second bearing 106 are arranged between the oscillating saw head 101 and the oscillating saw head 104; the first bearing 103 and the second bearing 106 are positioned at two sides of the oscillating saw oscillating arm 117; one end of the bone saw oscillating head bearing washer 105 abuts against the step of the oscillating saw oscillating head 101, and the other end abuts against one end of the second bearing 106; the other end of the second bearing 106 abuts against a C-shaped retaining ring 107 for the snap spring shaft; the C-shaped retainer ring 107 for the clamp spring shaft is embedded into a groove of the swing head 101 of the swing saw; a guide nut 108 is arranged on the lower side of the oscillating head 101 of the oscillating saw, and the guide nut 108 is in threaded connection with the oscillating saw head 104; the oscillating saw blade locker 114 extends through the lead nut 108; a first spring 116 is arranged between the oscillating saw head 101 and the oscillating saw blade locker 114, one end of the first spring 116 abuts against the step of the oscillating saw blade locker 114, and the other end abuts against the end face of the guide nut 108; a trigger connecting piece 112 is connected to the lower end of the saw oscillating machine head 104, a saw oscillating movable cam 109 is arranged between the trigger connecting piece 112 and the guide nut 108, and the saw oscillating movable cam 109 is in threaded connection with the trigger connecting piece 112; a earless retainer ring 110 for a clamp spring hole is arranged between the guide nut 108 and the trigger connecting piece 112, the earless retainer ring 110 for the clamp spring hole is abutted against the swing saw movable cam 109, and the earless retainer ring 110 for the clamp spring hole is arranged in a groove of the guide nut 108; a second fluorine rubber O-shaped ring 111 is arranged between the oscillating saw head 104 and the trigger connecting piece 112; the tail end of the swing saw blade locker 114 is provided with a swing saw locker locating pin 113, the swing saw locker locating pin 113 is accommodated in the trigger connecting piece 112, and the swing saw locker locating pin 113 abuts against the bottom of the swing saw movable cam 109; the threaded part of the trigger connecting piece 112 passes through the trigger wrench 122 and is fixed with the wrench locking piece 123 in a threaded manner, and the trigger wrench 122 and the trigger connecting piece 112 are positioned by the trigger locking positioning pin 124; the right end of the swing saw machine head 104 is in threaded connection with a swing arm head connecting ring 121, a swing saw locking ring 119 is sleeved on the peripheries of the swing saw machine head 104 and the swing arm head connecting ring 121, a fourth fluorine rubber O-shaped ring 118 is arranged at the joint of the swing saw locking ring 119 and the swing saw machine head 104, the swing saw locking ring 119 is in threaded connection with a swing saw machine shell 13 of the power assembly II, and a fifth fluorine rubber O-shaped ring 120 is arranged at the joint;
the power assembly II comprises a nut 01, a third bearing 02, a swing saw output eccentric shaft 03, a second clamp spring hole earless retainer ring 04, a fourth bearing 05, a swing saw motor component 06, a motor compression ring 07, a first O-shaped ring 08, a casing rear cover 09, a second O-shaped ring 10, a swing saw rear cover screw 11, a motor controller component 12, a swing saw casing 13, a first bolt 14, a sealing ring 15, a clamp spring C-shaped meson 16, a casing sealing terminal component 17, a second bolt 18, a Hall switch button 19, a switch positioning pin 20, a magnet 21, a button cover plate 22, a third O-shaped ring 23, a second spring 24, a switch rebound positioning pin 25, a positioner 26, a fourth O-shaped ring 27, a pull rod hole 28, a fifth O-shaped ring 29, a motor line protection tube 30, a silicone tube 31, a black polyvinylidene fluoride heat shrinkage tube 32, a silicone heat shrinkage tube 33, a silicone insulation sheath 4.8 flat opening 34 and a casing rear cover gasket 35; the front end part of the oscillating saw shell 13 is connected with the power transmission assembly I, the rear end part of the oscillating saw shell 13 is connected with the shell rear cover 09, and a first O-shaped ring 08 is arranged at the connection part; a rear cover gasket 35 of the casing is arranged in the rear cover 09 of the casing; a swing saw motor component 06 is arranged in the swing saw machine shell 13, a swing saw output eccentric shaft 03 is arranged at the front end of the swing saw motor component 06, the swing saw output eccentric shaft 03 extends out of the swing saw motor component 06, two fourth bearings 05 which are close to each other are arranged between the swing saw output eccentric shaft 03 and the swing saw motor component 06, and a second earless retainer ring 04 for a clamp spring hole is arranged on the end face, close to the front end of the swing saw motor component 06, of the two fourth bearings 05; the front end part of the oscillating saw output eccentric shaft 03 is provided with a third bearing 02 which is in locking connection with the thread part of the oscillating saw output eccentric shaft 03 through a nut 01; the rear end of the oscillating saw motor assembly 06 is connected with a motor compression ring 07, one end of the motor compression ring 07 is abutted against the oscillating saw motor assembly 06, and the other end of the motor compression ring 07 is in threaded connection with an inner hole of the oscillating saw shell 13; the rear cover 09 of the machine shell is fixedly connected with the rear end of the swing saw motor assembly 06 through a swing saw rear cover screw 11, and a second O-shaped ring 10 is arranged at the joint of the swing saw rear cover screw 11 and the rear cover 09 of the machine shell; the rear end of the swing saw motor component 06 is provided with a motor circuit protection pipe 30; the middle part of the oscillating saw shell 13 is provided with a Hall switch button 19 and a button cover plate 22; the button cover plate 22 is fixedly connected with the oscillating saw shell 13 through a second bolt 18, and a third O-shaped ring 23 is arranged at the joint; a fifth O-shaped ring 29 is arranged at the joint of the second bolt 18 and the button cover plate 22; the Hall switch button 19 is partially accommodated in the button cover plate 22 and the inner part of the oscillating saw shell 13; the Hall switch button 19 is connected with the button cover plate 22 in a sliding way, and a sealing ring 15 is arranged at the joint; the positioner 26 is positioned by the step of the oscillating saw housing 13; a magnet 21 is arranged at the end part of the Hall switch button 19, a switch rebound positioning pin 25 is arranged in the Hall switch button, and one end of the switch rebound positioning pin 25 is fixed on the oscillating saw shell 13; a second spring 24 is arranged on the outer side of the switch rebound positioning pin 25, one end of the second spring 24 abuts against a step inside the Hall switch button 19, and the other end of the second spring 24 abuts against an annular step of the switch rebound positioning pin 25; a switch positioning pin 20 is also arranged inside the Hall switch button 120; the motor controller component 12 is arranged in the inner cavity of the oscillating saw shell 13 and is fixed on the oscillating saw shell 13 through a first bolt 14; the lower end of the oscillating saw shell 13 is fixedly connected with a shell sealing terminal piece 17, and a first O-shaped ring 08 is arranged at the joint; a clamp spring C-shaped meson 16 is arranged in the shell sealing terminal piece 17; a draw bar hole plug 28 is further arranged inside the swing saw shell 13, and a fourth O-shaped ring 27 is arranged at the joint of the draw bar hole plug 28 and the swing saw shell 13; the axis of the pull rod hole plug 28 is perpendicular to the axis of the shifter 36;
the end part of the swing saw motor component 06 is connected with a flat cable plug of the motor controller component 12, and the end part of the swing saw motor component 06 is provided with a silicone tube 31 and a black polyvinylidene fluoride heat-shrinkable tube 32; the black polyvinylidene fluoride heat-shrinkable tube 32 extends out of the silicone tube 31, and a first silicone heat-shrinkable tube 33 is arranged in the middle of the black polyvinylidene fluoride heat-shrinkable tube 32; the black polyvinylidene fluoride heat-shrinkable tube 32 is connected with the motor controller component 12; the lower end of the motor controller component 12 is provided with two lead wires, and the two lead wires extend through the second silica gel heat shrink tube 33 and the silica gel insulating sheath 4.8 flat port 34 and are connected with the case sealing terminal member 17.
Further, the power assembly I is connected with the power transmission assembly II through a swing saw locking ring 119 and a swing arm head connecting ring 121 in a mode of fixing with glue through threads.
Further, the saw blade locker 114 can be driven to move by screwing the trigger wrench 122 clockwise so as to enable the saw blade III to be inserted into the swing saw head 101, and the saw blade III can be clamped by screwing the trigger wrench 122 counterclockwise again; similarly, turning the trigger 122 clockwise moves the pendulum saw blade locker 114 so that the saw blade III can be removed from the pendulum saw head 101, and turning the trigger 122 counterclockwise again restores the pendulum saw to its original state.
Further, inserting the powered battery assembly IV into the saw housing 13 may complete the preparation of the saw for operation.
Further, the oscillating saw can be started by pressing the Hall switch button 19, and the oscillating saw can be started in an infinitely variable manner, and the maximum oscillating frequency is 12000 times/min.
The working process of the invention is as follows:
(1) the trigger wrench 122 of the orthopedic medical electric oscillating saw head part is pulled to
In position, the saw blade III is inserted into the slot at the end of the saw head, and the trigger 122 of the saw head is pulled to
Location.
(2) And the battery assembly IV is arranged in the oscillating saw for use.
(3) The mobile phone starts to work by pressing the switch.
(4) The switch is a stepless speed regulating switch, and the output amplitude is maximum when the switch is pressed to the bottom side. Please adjust the output of the mobile phone appropriately according to the working requirement.
However, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present invention, and that changes and modifications to the above described embodiments are intended to fall within the scope of the appended claims, provided they fall within the true spirit of the present invention.
Claims (6)
1. The utility model provides a medical electronic pendulum saw of orthopedics which characterized in that: comprises a power transmission assembly (I), a power assembly (II), a saw blade (III) and a battery component (IV); the power transmission assembly (I) comprises a swing saw swing head (101), a first fluorine rubber O-shaped ring (102), a first bearing (103), a swing saw head (104), a bone saw swing head bearing washer (105), a second bearing (106), a C-shaped check ring (107) for a clamp spring shaft, a guide nut (108), a swing saw movable cam (109), a earless check ring (110) for a first clamp spring hole, a second fluorine rubber O-shaped ring (111), a trigger connecting piece (112), a swing saw locker positioning pin (113), a swing saw blade locker (114), a third fluorine rubber O-shaped ring (115), a first spring (116), a swing saw swing arm (117), a fourth fluorine rubber O-shaped ring (118), a swing saw locking ring (119), a fifth fluorine rubber O-shaped ring (120), a swing arm head connecting ring (121), a trigger wrench (122), a wrench locking piece (123) and a trigger locking positioning pin (124); the saw blade locker (114) is arranged in the swing saw head (101), and the third fluorine rubber O-shaped ring (115) is arranged between the swing saw head (101) and the saw blade locker (114); the swing saw swing arm (117) is sleeved on the periphery of the lower part of the swing saw swing head (101) and extends through the right end of the swing saw head (104); the lower part of the oscillating saw head (101) is arranged in the oscillating saw head (104), and the first fluorine rubber O-shaped ring (102), the bone saw head bearing gasket (105), the first bearing (103) and the second bearing (106) are arranged between the oscillating saw head (101) and the oscillating saw head (104); the first bearing (103) and the second bearing (106) are positioned on two sides of the swing saw swing arm (117); one end of the bone saw oscillating head bearing washer (105) abuts against a step of the oscillating saw oscillating head (101), and the other end abuts against one end of the second bearing (106); the other end of the second bearing (106) abuts against a C-shaped retainer ring (107) for the snap spring shaft; the C-shaped retainer ring (107) for the clamp spring shaft is embedded into a groove of the swing head (101) of the swing saw; the guide nut (108) is arranged on the lower side of the oscillating head (101) of the oscillating saw, and the guide nut (108) is in threaded connection with the oscillating saw head (104); the oscillating saw blade locker (114) extends through the lead nut (108); the first spring (116) is arranged between the oscillating saw head (101) and the oscillating saw blade locker (114), one end of the first spring (116) abuts against the step of the oscillating saw blade locker (114), and the other end of the first spring abuts against the end surface of the guide nut (108); the lower end of the saw oscillating machine head (104) is connected with a trigger connecting piece (112), the saw oscillating movable cam (109) is arranged between the trigger connecting piece (112) and the guide nut (108), and the saw oscillating movable cam (109) is in threaded connection with the trigger connecting piece (112); a lug-free check ring (110) for a clamp spring hole is arranged between the guide nut (108) and the trigger connecting piece (112), the lug-free check ring (110) for the clamp spring hole is abutted against the swing saw movable cam (109), and the lug-free check ring (110) for the clamp spring hole is arranged in a groove of the guide nut (108); the second fluorine rubber O-shaped ring (111) is arranged between the oscillating saw head (104) and the trigger connecting piece (112); the tail end of the swing saw blade locker (114) is provided with the swing saw locker locating pin (113), the swing saw locker locating pin (113) is accommodated in the trigger connecting piece (112), and the swing saw locker locating pin (113) abuts against the bottom of the swing saw movable cam (109); the threaded part of the trigger connecting piece (112) penetrates through the trigger wrench (122) and is fixed with the trigger locking piece (123) in a threaded mode, and the trigger wrench (122) and the trigger connecting piece (112) are positioned through the trigger locking positioning pin (124); the right end of the swing saw machine head (104) is in threaded connection with the swing arm head connecting ring (121), the swing saw locking ring (119) is sleeved on the peripheries of the swing saw machine head (104) and the swing arm head connecting ring (121), the fourth fluorine rubber O-shaped ring (118) is arranged at the joint of the swing saw locking ring (119) and the swing saw machine head (104), the swing saw locking ring (119) is in threaded connection with a swing saw machine shell (13) of the power assembly II, and the fifth fluorine rubber O-shaped ring (120) is arranged at the joint;
the power assembly II comprises a nut (01), a third bearing (02), a swing saw output eccentric shaft (03), a earless retainer ring (04) for a second clamp spring hole, a fourth bearing (05), a swing saw motor component (06), a motor press ring (07), a first O-shaped ring (08), a casing rear cover (09), a second O-shaped ring (10), a swing saw rear cover screw (11), a motor controller component (12), a swing saw casing (13), a first bolt (14), a sealing ring (15), a clamp spring C-shaped meson (16), a casing sealing terminal piece (17), a second bolt (18), a Hall switch button (19), a switch positioning pin (20), a magnet (21), a button cover plate (22), a third O-shaped ring (23), a second spring (24), a switch rebound positioning pin (25), a positioner (26), a fourth O-shaped ring (27) and a draw rod hole plug (28), a fifth O-shaped ring (29), a motor circuit protection tube (30), a silicone tube (31), a black polyvinylidene fluoride heat-shrinkable tube (32), a silica gel heat-shrinkable tube (33), a silica gel insulating sheath flat opening (34) and a machine shell rear cover pad (35); the front end part of the oscillating saw shell (13) is connected with the power transmission assembly (I), the rear end part of the oscillating saw shell (13) is connected with the shell rear cover (09), and the first O-shaped ring (08) is arranged at the joint; the inner part of the shell rear cover (09) is provided with the shell rear cover pad (35); the swing saw motor assembly (06) is arranged in the swing saw machine shell (13), the swing saw output eccentric shaft (03) is arranged at the front end of the swing saw motor assembly (06), the swing saw output eccentric shaft (03) extends out of the swing saw motor assembly (06), two fourth bearings (05) which are close to each other are arranged between the swing saw output eccentric shaft (03) and the swing saw motor assembly (06), and the end faces, close to the front end of the swing saw motor assembly (06), of the two fourth bearings (05) are provided with earless check rings (04) for the second snap spring holes; the third bearing (02) is arranged at the front end part of the oscillating saw output eccentric shaft (03) and is in locking connection with the thread part of the oscillating saw output eccentric shaft (03) through the nut (01); the rear end of the oscillating saw motor component (06) is connected with the motor compression ring (07), one end of the motor compression ring (07) abuts against the oscillating saw motor component (06), and the other end of the motor compression ring is in threaded connection with an inner hole of the oscillating saw shell (13); the rear cover (09) of the machine shell is fixedly connected with the rear end of the swing saw motor component (06) through a swing saw rear cover screw (11), and the second O-shaped ring (10) is arranged at the joint of the swing saw rear cover screw (11) and the rear cover (09) of the machine shell; the rear end of the swing saw motor component (06) is provided with the motor circuit protection pipe (30); the middle part of the oscillating saw shell (13) is provided with the Hall switch button (19) and the button cover plate (22); the button cover plate (22) is fixedly connected with the oscillating saw shell (13) through the second bolt (18), and a third O-shaped ring (23) is arranged at the joint; the fifth O-shaped ring (29) is arranged at the joint of the second bolt (18) and the button cover plate (22); the Hall switch button (19) is partially accommodated in the button cover plate (22) and the interior of the oscillating saw shell (13); the Hall switch button (19) is connected with the button cover plate (22) in a sliding manner, and the sealing ring (15) is arranged at the joint; the positioner (26) is positioned through a step of the oscillating saw shell (13); the magnet (21) is arranged at the end part of the Hall switch button (19), the switch rebound positioning pin (25) is arranged in the Hall switch button, and one end of the switch rebound positioning pin (25) is fixed on the oscillating saw shell (13); the second spring (24) is arranged on the outer side of the switch rebound positioning pin (25), one end of the second spring (24) abuts against a step inside the Hall switch button (19), and the other end of the second spring abuts against an annular step of the switch rebound positioning pin (25); the switch positioning needle (20) is also arranged in the Hall switch button (120); the motor controller assembly (12) is arranged in an inner cavity of the oscillating saw shell (13) and is fixed on the oscillating saw shell (13) through the first bolt (14); the lower end of the oscillating saw shell (13) is fixedly connected with the shell sealing terminal piece (17), and a first O-shaped ring (08) is arranged at the joint; a clamp spring C-shaped meson (16) is arranged in the shell sealing terminal piece (17); the inner part of the oscillating saw shell (13) is also provided with the pull rod hole plug (28), and the joint of the pull rod hole plug (28) and the oscillating saw shell (13) is provided with the fourth O-shaped ring (27); the axis of the pull rod hole plug (28) is perpendicular to the axis of the shifter (36).
2. The orthopedic medical electric pendulum saw of claim 1, wherein: the end part of the swing saw motor component (06) is connected with a flat cable plug of the motor controller component (12), and the end part of the swing saw motor component (06) is provided with the silicone tube (31) and a black polyvinylidene fluoride heat-shrinkable tube (32); the black polyvinylidene fluoride heat-shrinkable tube (32) extends out of the silicon rubber tube (31), and the first silicon rubber heat-shrinkable tube (33) is arranged in the middle of the black polyvinylidene fluoride heat-shrinkable tube (32); the black polyvinylidene fluoride heat-shrinkable tube (32) is connected with the motor controller component (12); the lower extreme of motor controller subassembly (12) is provided with two lead wires, two lead wires extend through second silica gel pyrocondensation pipe (33), and silica gel insulating sheath flat mouthful (34), and with casing sealing terminal spare (17) are connected.
3. An orthopaedic medical electric pendulum saw according to claim 1 or 2, characterized in that: the power assembly (I) is connected with the power transmission assembly (II) through the swing saw locking ring (119) and the swing arm head connecting ring (121) in a mode of fixing with glue through threads.
4. An orthopaedic medical electric pendulum saw according to claim 1 or 2, characterized in that: the swing saw blade locker (114) can be driven to move by screwing the trigger wrench (122) clockwise so as to enable the saw blade (III) to be inserted into the swing saw head (101), and the saw blade (III) can be clamped by screwing the trigger wrench (122) anticlockwise again; similarly, the swing saw blade locker (114) can be driven to move by screwing the trigger wrench (122) clockwise so that the saw blade (III) can be taken out of the swing saw head (101), and the swing saw can be restored to the initial state by screwing the trigger wrench (122) anticlockwise again.
5. An orthopaedic medical electric pendulum saw according to claim 1 or 2, characterized in that: inserting the battery assembly (IV) with power into the saw housing (13) may complete the preparation of the saw for operation.
6. An orthopaedic medical electric pendulum saw according to claim 1 or 2, characterized in that: the swinging saw can be started by pressing the Hall switch button (19), and the swinging saw can be started in a stepless speed change manner, and the highest swinging frequency is 12000 times/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011200201.8A CN112206033B (en) | 2020-10-31 | 2020-10-31 | Medical electric swing saw for orthopedics department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011200201.8A CN112206033B (en) | 2020-10-31 | 2020-10-31 | Medical electric swing saw for orthopedics department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112206033A true CN112206033A (en) | 2021-01-12 |
| CN112206033B CN112206033B (en) | 2024-07-19 |
Family
ID=74057849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011200201.8A Active CN112206033B (en) | 2020-10-31 | 2020-10-31 | Medical electric swing saw for orthopedics department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112206033B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115068044A (en) * | 2022-07-29 | 2022-09-20 | 许拥解 | Medical electric swing saw for orthopedics department |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334346Y (en) * | 1998-02-13 | 1999-08-25 | 侯文平 | Multi-function electric bone drill |
| CN2805696Y (en) * | 2005-06-02 | 2006-08-16 | 北京茵普兰科技发展有限公司 | Medical electric bone saw |
| US20070016238A1 (en) * | 2005-07-14 | 2007-01-18 | Joe Marietta | Surgical sagittal saw with quick release indexing head and low blade-slap coupling assembly |
| US20120071796A1 (en) * | 2007-12-03 | 2012-03-22 | Smith Kevin W | Battery-Powered Hand-Held Ultrasonic Surgical Cautery Cutting Device |
| CN102462527A (en) * | 2010-11-16 | 2012-05-23 | 成都施美德医疗设备有限公司 | Head-oscillating cutting device |
| CN102940516A (en) * | 2012-11-28 | 2013-02-27 | 重庆西山科技有限公司 | Orthopedic drilling and sawing power mobile phone |
| US20140088600A1 (en) * | 2011-05-04 | 2014-03-27 | Stryker Corporation | Surgical sagittal saw with a drive assembly capable of displacing the attached blade in a crossed lop pettern |
| CN109938797A (en) * | 2017-12-20 | 2019-06-28 | 上海博进医疗器械有限公司 | A kind of multifunctional medical goose saw |
| CN213883381U (en) * | 2020-10-31 | 2021-08-06 | 苏州爱科硕科技有限公司 | Medical electric swing saw for orthopedics department |
-
2020
- 2020-10-31 CN CN202011200201.8A patent/CN112206033B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334346Y (en) * | 1998-02-13 | 1999-08-25 | 侯文平 | Multi-function electric bone drill |
| CN2805696Y (en) * | 2005-06-02 | 2006-08-16 | 北京茵普兰科技发展有限公司 | Medical electric bone saw |
| US20070016238A1 (en) * | 2005-07-14 | 2007-01-18 | Joe Marietta | Surgical sagittal saw with quick release indexing head and low blade-slap coupling assembly |
| US20120071796A1 (en) * | 2007-12-03 | 2012-03-22 | Smith Kevin W | Battery-Powered Hand-Held Ultrasonic Surgical Cautery Cutting Device |
| CN102462527A (en) * | 2010-11-16 | 2012-05-23 | 成都施美德医疗设备有限公司 | Head-oscillating cutting device |
| US20140088600A1 (en) * | 2011-05-04 | 2014-03-27 | Stryker Corporation | Surgical sagittal saw with a drive assembly capable of displacing the attached blade in a crossed lop pettern |
| CN102940516A (en) * | 2012-11-28 | 2013-02-27 | 重庆西山科技有限公司 | Orthopedic drilling and sawing power mobile phone |
| CN109938797A (en) * | 2017-12-20 | 2019-06-28 | 上海博进医疗器械有限公司 | A kind of multifunctional medical goose saw |
| CN213883381U (en) * | 2020-10-31 | 2021-08-06 | 苏州爱科硕科技有限公司 | Medical electric swing saw for orthopedics department |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115068044A (en) * | 2022-07-29 | 2022-09-20 | 许拥解 | Medical electric swing saw for orthopedics department |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112206033B (en) | 2024-07-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213883381U (en) | Medical electric swing saw for orthopedics department | |
| US9124013B2 (en) | Electrical contact pins for electrically coupling electronic devices, batteries, and/or battery chargers | |
| CN112206033A (en) | Medical electric swing saw for orthopedics department | |
| WO2011054314A1 (en) | Rotating shaft, digital device and universal serial bus usb device | |
| CN213883387U (en) | Medical electric bone drill for orthopedics department | |
| CN106901804B (en) | Ultrasonic knife transducer module and ultrasonic knife | |
| CN112220522B (en) | Medical electric bone drill for orthopedics department | |
| CN214049057U (en) | A hold mechanical ware for installing at operation robot arm or arm end | |
| CN204019170U (en) | High-pressure turbine blade profile processing fastening clamp device | |
| CN208435712U (en) | A kind of saw blade clamp system of Medical vertical saw | |
| CN211429095U (en) | Multifunctional motor rotating shaft | |
| CN208503848U (en) | Digital electronic goods bracket | |
| CN208401156U (en) | A kind of integrated rectangular connector of closed type radio frequency | |
| CN209074765U (en) | A kind of medical swing saw | |
| CN113944684B (en) | Coaxial power transmission telescopic device | |
| CN2385681Y (en) | Sternum saw | |
| CN217138167U (en) | Reciprocating motion device and bone saw | |
| CN213525609U (en) | Vibration device and small-sized electric equipment | |
| CN216823574U (en) | Femoral bone drill for knee arthroscopic ligament reconstruction surgery | |
| CN215265982U (en) | Rotatable wireless foot switch antenna module structure | |
| CN221617122U (en) | Split lengthened electric cutting anastomat | |
| CN220260885U (en) | Press mounting tool and wind driven generator | |
| CN215751663U (en) | Stroke adjusting mechanism of lettering pen and electric lettering pen applying stroke adjusting mechanism | |
| CN212118251U (en) | Locator for ultrasonic puncture | |
| CN221509342U (en) | Electric push rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |