CN117257408B - Ultrasonic knife with replaceable cutter bar for operation - Google Patents
Ultrasonic knife with replaceable cutter bar for operation Download PDFInfo
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- CN117257408B CN117257408B CN202311554917.1A CN202311554917A CN117257408B CN 117257408 B CN117257408 B CN 117257408B CN 202311554917 A CN202311554917 A CN 202311554917A CN 117257408 B CN117257408 B CN 117257408B
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- 210000001503 joint Anatomy 0.000 claims abstract description 58
- 239000007788 liquid Substances 0.000 claims description 24
- 238000005507 spraying Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 6
- 238000001802 infusion Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 238000001356 surgical procedure Methods 0.000 abstract description 5
- 238000005520 cutting process Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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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
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
-
- 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
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- Dentistry (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an ultrasonic knife with a replaceable knife bar for surgery, which belongs to the technical field of medical equipment and comprises a loop bar, a waveguide bar and a handle, wherein the loop bar and the waveguide bar are arranged at one end of the handle, the waveguide bar is movably sleeved in the loop bar, the end part of the handle is provided with an assembly matched with the loop bar and the waveguide bar for use, the assembly comprises a butt joint sleeve, an upper clamping piece and a lower clamping piece, the lower clamping piece is movably arranged on the outer surface of the upper end of the butt joint sleeve, the lower clamping piece is fixedly arranged on the outer surface of the lower end of the butt joint sleeve, a strip-shaped inserting bar for butt joint the waveguide bar is movably arranged at the middle position of the lower end of the upper clamping piece, and the loop bar and the butt joint sleeve are fixedly in butt joint through a thread sleeve; the ultrasonic knife solves the problem that the traditional ultrasonic knife for operation can not quickly replace the knife bar structure, can synchronously complete the replacement operation of the loop bar and the waveguide bar, can repeatedly use the body structure, simplifies the replacement steps, and is convenient for replacement and use in operation.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and particularly relates to an ultrasonic scalpel with a replaceable cutter bar for operation.
Background
Medical ultrasonic blades are a medical device used for cutting and coagulating human tissue during surgery. It uses the energy of ultrasonic waves to cut and coagulate tissue by high frequency vibration and high temperature. Medical ultrasonic blades are commonly used in surgery, can reduce surgery time and bleeding volume, improve surgery efficiency, and are divided into two types: low frequency ultrasonic blades and high frequency ultrasonic blades. The low frequency ultrasonic blade is adapted to cut softer tissue, such as fat and muscle, while the high frequency ultrasonic blade is adapted to cut harder tissue, such as bone and stones.
Patent document CN104027156B discloses a medical ultrasonic surgical blade. The ultrasonic surgical knife comprises a knife bar, wherein the knife bar is provided with a connecting end, a knife tip and a periodical repetitive structure positioned between the knife tip and the connecting end, the periodical repetitive structure is formed by alternately coarse structures and fine structures, the mass of all coarse structures is equal, the mass of all fine structures is equal, the difference between the distance between the centers of gravity of any adjacent coarse structures and the distance between the centers of gravity of any adjacent two coarse structures is smaller than 0.3 millimeter, the structure is used for selecting the frequency, responding to the sound wave with the required frequency, transmitting the sound wave to the knife head in a resonance mode, and stopping the sound wave with the unnecessary frequency, so that the sound wave cannot be transmitted to the knife head.
The ultrasonic knife for the traditional operation has certain defects when in use, the ultrasonic knife is composed of a knife head and a body, the body parts are completely identical, the ultrasonic knife is a disposable medical instrument, one operation can use ultrasonic knives with different lengths, and each ultrasonic knife can bring about the treatment of one knife head and one body, so that the use cost is increased, and the combination of the knife bodies can not be carried out in the operation; secondly, when the ultrasonic scalpel for operation is used, the ultrasonic scalpel realizes reciprocating cutting through high-frequency vibration, so that the phenomenon of high temperature of a scalpel head is easy to cause, when the operation of a special part is performed, the affected part is easy to be damaged under the influence of high temperature, and the affected part cannot be washed synchronously in the operation process under the normal condition, so that the existing ultrasonic scalpel has single functionality; secondly, the ultrasonic knife for operation is influenced by the structure of the ultrasonic knife, the combined knife head and the combined knife body have a certain length, when the operation is carried out, the micro-operation difficulty of a user is increased, the user cannot accurately observe the operation position, and the use effect is reduced.
Disclosure of Invention
The invention aims to provide an ultrasonic surgical knife with a replaceable knife bar, which can solve the existing problems.
The invention solves the problems that:
1. the ultrasonic knife is composed of a knife head and a body, the body is completely identical, the ultrasonic knife is a disposable medical instrument, one operation can use ultrasonic knives with different lengths, and each ultrasonic knife can bring about the treatment of one knife head and one body, so that the use cost is increased, and the combined installation of the knife body structure can not be carried out;
2. when the ultrasonic knife for operation is used, the ultrasonic knife realizes reciprocating cutting through high-frequency vibration, so that the phenomenon of high temperature of a knife head is easy to occur, the affected part is easy to be damaged under the influence of high temperature when the operation of a special part is performed, the affected part cannot be washed synchronously in the operation process, and the functionality is single;
3. the ultrasonic knife has the advantages that the ultrasonic knife is influenced by the structure of the ultrasonic knife for operation, the combined knife head and the combined knife body have a certain length, when the operation is performed, the micro-operation difficulty of a user is increased, the user cannot accurately observe the operation position, and the use effect is reduced.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides an ultrasonic knife is used in operation of removable cutter arbor, includes loop bar, waveguide rod and handle, loop bar and waveguide rod all set up the one end at the handle, the waveguide rod activity cup joints in the inside of loop bar, the tip of handle is provided with the sub-assembly that cooperation loop bar and waveguide rod used, the sub-assembly includes the butt joint cover, goes up fastener and lower fastener, go up fastener movable mounting at the upper end surface of butt joint cover, lower fastener fixed mounting is at the lower extreme surface of butt joint cover, go up the lower extreme middle part position movable mounting of fastener and have the bar inserted bar that is used for butt joint waveguide rod, it is fixed through screw thread external surface fixed mounting has the hydrojet external member between loop bar and the butt joint cover, the surface of loop bar is located one side of hydrojet external member and installs the concatenation frame, the upper portion movable mounting of concatenation frame has the collection part that is used for gathering the image.
As a further technical scheme of the invention, the inner side of the upper clamping piece is movably provided with the rotary lantern ring, the middle part of the rotary lantern ring is fixedly provided with the upper sliding frame, the upper end of the strip-shaped inserted link is movably sleeved on the inner side of the upper sliding frame, and in order to adapt to the self requirements of the waveguide rod, the strip-shaped inserted link with a moving structure is arranged, so that splicing and fixing operation can be carried out between the waveguide rod and the transducer, and meanwhile, the requirements of butt joint and vibration of the waveguide rod and the transducer are met.
According to the technical scheme, the lower sliding frame is fixedly arranged in the middle of the inner side of the lower clamping piece, the sliding clamping seat used for abutting against the lower end of the strip-shaped inserted rod is movably arranged in the inner side of the lower sliding frame, when a user performs integral assembly operation of the ultrasonic knife sleeve rod and the strip-shaped inserted rod, one end of the sleeve rod is firstly inserted into the end part of the abutting sleeve, the fixing operation is completed through the threaded sleeve piece through the threaded structure by rotating the sleeve rod, after the sleeve rod and the abutting sleeve are mutually fixed, one end of the waveguide rod is directly inserted into the inner side of the transducer, at the moment, movable abutting joint between the strip-shaped inserted rod and the transducer is completed through the strip-shaped inserted rod, and the strip-shaped inserted rod and the transducer are required to meet the fixing and vibration requirements at the same time.
As a further technical scheme of the invention, the transducer is arranged in the handle, the ends of the transducer and the waveguide rod are respectively provided with a rectangular slot matched with the strip-shaped inserted rod, and the strip-shaped inserted rod can penetrate through the butt joint transducer and the waveguide rod by utilizing the arrangement of the rectangular slots.
As a further technical scheme of the invention, the liquid spraying sleeve is internally sleeved with the liquid conveying pipe, the nozzle is fixedly arranged on the outer surface of one end of the liquid conveying pipe, the liquid spraying sleeve can be arranged at the position of the combined cutter head when the liquid spraying sleeve is used, liquid is led in by the liquid conveying pipe when the combined cutter head performs high-frequency cutting operation, so that the liquid is sprayed out through the nozzle, the cutting part can be cleaned, and the combined cutter head can also be cooled by the nozzle.
According to the technical scheme, the tool rest is movably arranged at one end of the loop bar, the combined tool bit is fixedly arranged on the outer surface of one end of the waveguide bar, the waveguide bar and the combined tool bit are in butt joint through threads, a user can replace the corresponding combined tool bit by utilizing a thread structure according to operation requirements, and the opening and closing angle of the tool rest can be controlled by utilizing the loop bar.
As a further technical scheme of the invention, a butt-joint sliding block matched with the loop bar is movably arranged in the handle, a wave spring is arranged between the loop bar and the butt-joint sliding block, a closing handle is movably arranged on one side of the handle, a wiring groove is arranged at the tail of the handle, and a user presses the closing handle to drive the butt-joint sliding block and drive the loop bar to move through the butt-joint sliding block, so that the angle of a knife pad at the end part of the loop bar is controlled.
As a further technical scheme of the invention, the two ends of the liquid spraying sleeve are respectively provided with a fixing sleeve, the sleeve rod and the infusion tube are fixed through the butt joint ring, and the fixing sleeve is used for reinforcing the liquid spraying sleeve and the sleeve rod.
As a further technical scheme of the invention, the inner side of the splicing frame is provided with the arc-shaped groove, the splicing frame is movably connected with the collecting piece through the rotating frame, and the using angle of the collecting piece can be adjusted by utilizing the arrangement of the rotating frame.
According to the invention, as a further technical scheme, the camera is arranged at the end part of the acquisition piece, the lamp bodies are arranged at the two sides of the camera at the end part of the acquisition piece, the main board and the wireless transmitter are arranged in the acquisition piece, the acquisition piece can be arranged at any position of the loop bar by utilizing the splicing frame, when the acquisition piece is used for operation, the camera is used for shooting the operation position of a patient, and the image is projected on the display screen by utilizing the wireless transmitter, so that a user can conveniently perform micro-operation by utilizing the ultrasonic knife.
The invention has the beneficial effects that:
1. through arranging the upper clamping piece and the lower clamping piece, when the ultrasonic knife for operation with the replaceable knife bar is used, the ultrasonic knife for operation can synchronously complete the replacement operation of the loop bar and the waveguide bar, the body structure of the ultrasonic knife for operation can be repeatedly used, the use cost is reduced, the replacement step is simplified, the ultrasonic knife for operation is convenient to use, because the knife bar consists of the loop bar and the waveguide bar, the waveguide bar vibrates reciprocally when in use, and the loop bar is in a relatively fixed state, the control function of the knife pad is achieved, therefore, the structural requirements of the loop bar and the waveguide bar are simultaneously met when the ultrasonic knife loop bar and the waveguide bar are assembled integrally by a user, one end of the loop bar is firstly inserted into the end part of the butt joint sleeve, the fixing operation is completed through the thread sleeve bar by the thread sleeve by rotating the thread sleeve bar, and after the loop bar and the butt joint sleeve are mutually fixed, the one end of waveguide rod inserts to the inside of transducer directly, the movable butt joint between waveguide rod and transducer is accomplished through the bar inserted link at this moment, because waveguide rod is in high frequency vibration state when using with between the transducer, therefore waveguide rod and transducer need satisfy fixed and vibration requirement simultaneously when the butt joint, during operation, insert bar inserted link to waveguide rod and transducer's rectangle slot directly, make the lower extreme butt joint of bar inserted link in the inboard of slip cassette, through rotating the upper clamping piece, utilize the screw thread groove of upper clamping piece lower part to make it fix in butt joint cover upper portion, and utilize the setting of rotatory lantern ring, make the upper clamping piece can not drive bar inserted link rotation when rotating, make the upper clamping piece rotate fixedly, simultaneously the both ends of bar inserted link are movable state respectively in lower sliding frame and upper sliding frame, make the waveguide rod vibrate at high frequency, can drive the bar inserted bar at the tip of transducer and do corresponding position adjustment, after taking down the fastener, rotate the loop bar, can take off loop bar and waveguide bar simultaneously, make the change of its cutter arbor structure more convenient, guarantee the stability of its guide arm structure simultaneously, its cutter arbor is fixed state when using, and the waveguide bar then reciprocates the vibration, utilize its tool bit structure of waveguide bar drive to realize the cutting to the affected part, and need change cutter arbor and waveguide bar simultaneously during the change operation, its integrated configuration needs to satisfy the butt joint of waveguide bar and transducer and is fixed, the reciprocating vibration of waveguide bar and transducer needs to satisfy the characteristics of convenient to detach again, and the use of going up fastener and lower fastener cooperation bar inserted bar then can satisfy above-mentioned three-point requirement, the bar inserted bar is movable state at last fastener and lower fastener simultaneously, rotate the upper fastener and can take out the inserted bar, the butt joint is fixed waveguide bar and transducer, vibration demand of waveguide bar and transducer can be satisfied again.
2. Through setting up the hydrojet external member, when this removable cutter arbor's operation ultrasonic knife uses, make it have wash and supplementary cooling structure, can carry out synchronous cleaning operation to its affected part in ultrasonic knife operation process, can carry out the cooling operation when its combination tool bit is used simultaneously, avoid the combination tool bit to appear high temperature phenomenon, the security when promoting operation with ultrasonic knife operation, hydrojet external member is in the use, can install the hydrojet external member in the position of combination tool bit, when combination tool bit carries out high frequency cutting operation, utilize transfer line import liquid, make liquid pass through the nozzle blowout, can clear up the operation to the cutting part, through the angle control to the nozzle, aim the nozzle at combination tool bit, also can utilize the nozzle to cool down the combination tool bit to handle, secondly combination tool bit adopts the tip butt joint of helicitic texture and waveguide arm, make the user can change the combination tool bit that corresponds according to the position, promote its flexibility.
3. Through setting up collection piece, when this removable cutter arbor's operation is used with ultrasonic knife for it has auxiliary imaging function, can enlarge the processing to the operation position at ultrasonic knife operation in-process, make things convenient for the doctor to observe, promote ultrasonic knife operation accuracy, utilize the concatenation frame can install collection piece on the optional position of loop bar, can take off collection piece according to the user demand simultaneously, when it carries out the operation, take patient's operation position with the camera, the lamp body of its left and right sides can carry out auxiliary illumination operation simultaneously, project image information on the display screen through wireless transmitter, the person of facilitating the use utilizes ultrasonic knife to carry out the micromanipulation.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall construction of an ultrasonic surgical blade with a replaceable blade bar in accordance with the present invention;
FIG. 2 is an internal block diagram of an ultrasonic surgical blade with a replaceable blade bar of the present invention;
FIG. 3 is an overall block diagram of an assembly of the replaceable blade bar in the ultrasonic surgical blade of the present invention;
FIG. 4 is an internal block diagram of an upper clamp in an ultrasonic surgical blade with a replaceable blade bar in accordance with the present invention;
FIG. 5 is a plan view of the lower clamp in the surgical ultrasonic blade of the present invention with a replaceable blade bar;
FIG. 6 is an internal block diagram of a spray set of an ultrasonic surgical blade with a replaceable blade bar in accordance with the present invention;
fig. 7 is an overall block diagram of a harvesting unit in an ultrasonic surgical blade having a replaceable blade bar in accordance with the present invention.
In the figure: 1. a combined cutter head; 2. a knife pad; 3. a spray kit; 4. a splicing frame; 5. a docking collar; 6. a loop bar; 7. an infusion tube; 8. an assembly; 9. a butt joint sleeve; 10. wiring grooves; 11. closing the handle; 12. a butt-joint sliding block; 13. a wave spring; 14. a transducer; 15. a waveguide rod; 16. an arc-shaped groove; 17. a thread set; 18. rectangular slots; 19. an upper clamping piece; 20. a lower clamping piece; 21. a bar-shaped inserted bar; 22. a thread groove; 23. a sliding frame is arranged on the upper part; 24. rotating the collar; 25. a sliding clamping seat; 26. a lower slide frame; 27. a lamp body; 28. a nozzle; 29. a camera; 30. a rotating frame; 31. a collection member; 32. a fixed sleeve; 33. a handle.
Description of the embodiments
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1-7, an ultrasonic knife for operation with a replaceable knife bar comprises a loop bar 6, a waveguide bar 15 and a handle 33, wherein the loop bar 6 and the waveguide bar 15 are arranged at one end of the handle 33, the waveguide bar 15 is movably sleeved in the loop bar 6, the end part of the handle 33 is provided with an assembly 8 matched with the loop bar 6 and the waveguide bar 15 for use, the assembly 8 comprises a butt joint sleeve 9, an upper clamping piece 19 and a lower clamping piece 20, the upper clamping piece 19 is movably arranged on the outer surface of the upper end of the butt joint sleeve 9, the lower clamping piece 20 is fixedly arranged on the outer surface of the lower end of the butt joint sleeve 9, a strip-shaped inserting bar 21 for butt joint the waveguide bar 15 is movably arranged in the middle of the lower end of the upper clamping piece 19, the loop bar 6 is fixedly connected with the butt joint sleeve 9 through a thread sleeve 17, a liquid spraying sleeve 3 is fixedly arranged on the outer surface of the end of the loop bar 6, a splicing frame 4 is arranged on one side of the outer surface of the loop bar 6, and a collecting piece 31 for collecting images is movably arranged on the upper part of the splicing frame 4.
The inner side of the upper clamping piece 19 is movably provided with a rotary lantern ring 24, the middle part of the rotary lantern ring 24 is fixedly provided with an upper sliding frame 23, the upper end of the strip-shaped inserted rod 21 is movably sleeved on the inner side of the upper sliding frame 23, so that the strip-shaped inserted rod 21 with a moving structure can be used for splicing and fixing the waveguide rod 15 and the transducer 14, and meanwhile, the butt joint and vibration requirements of the waveguide rod 15 and the transducer 14 are met.
The lower clamping piece 20 is fixedly provided with a lower sliding frame 26 at the middle part of the inner side, the inner side of the lower sliding frame 26 is movably provided with a sliding clamping seat 25 for butt joint of the lower end of the strip-shaped inserted rod 21, when a user performs overall assembly operation of the ultrasonic knife sleeve rod 6 and the waveguide rod 15, one end of the sleeve rod 6 is firstly inserted into the end part of the butt joint sleeve 9, the fixed operation is completed through the thread sleeve piece 17 by rotating the sleeve rod 6, after the sleeve rod 6 and the butt joint sleeve 9 are mutually fixed, one end of the waveguide rod 15 is directly inserted into the inner side of the transducer 14, at this time, the movable butt joint between the waveguide rod 15 and the transducer 14 is completed through the strip-shaped inserted rod 21, because the waveguide rod 15 and the transducer 14 are in a high-frequency vibration state during butt joint, the waveguide rod 15 and the transducer 14 are required to meet the fixed and vibration requirements simultaneously, during operation, the lower end of the strip-shaped inserted rod 21 is directly inserted into the inner side of the sliding clamping seat 25, the upper clamping piece 19 is rotated, the threaded groove 22 at the lower part of the upper clamping piece 19 is utilized, the lower end part of the upper clamping piece 19 is utilized, the lower clamping piece 19 is enabled to be in a fixed state, the upper clamping piece 21 is driven by rotating the sleeve rod 21 and the upper clamping piece 19, the upper clamping piece is driven by the upper clamping piece 19 is driven by the rotating the upper clamping piece 19, the upper clamping piece and the lower clamping piece 19 is enabled to be in a fixed state, and the position of the lower clamping piece 19 is enabled to be more convenient to be in a fixed state, and the position of the upper clamping piece is convenient and can be rotated, and the lower and can be correspondingly and can be rotated and fixed, and can and is convenient and convenient.
The transducer 14 is installed in the handle 33, rectangular slots 18 matched with the strip-shaped inserting rods 21 are formed in the ends of the transducer 14 and the waveguide rods 15, and the strip-shaped inserting rods 21 can penetrate through the butt joint transducer 14 and the waveguide rods 15 through the arrangement of the rectangular slots 18.
The inside of hydrojet external member 3 has cup jointed transfer line 7, and transfer line 7's one end surface fixed mounting has nozzle 28, and hydrojet external member 3 can be with hydrojet external member 3 when using in the position of combination tool bit 1, when combination tool bit 1 carries out high frequency cutting operation, utilizes transfer line 7 to introduce liquid for liquid is spouted through nozzle 28, can clear up the operation to cutting part, also can utilize nozzle 28 to carry out the cooling treatment to combination tool bit 1.
One end movable mounting of loop bar 6 has sword pad 2, and waveguide rod 15's one end surface fixed mounting has combined tool bit 1, through the screw thread butt joint between waveguide rod 15 and the combined tool bit 1, and the user can be according to the operation demand, utilizes screw thread structure to change the combined tool bit 1 that corresponds, utilizes loop bar 6 can control the angle of opening and shutting of sword pad 2.
The inside movable mounting of handle 33 has the butt joint slider 12 that cooperation loop bar 6 used, is provided with wave spring 13 between loop bar 6 and the butt joint slider 12, and one side movable mounting of handle 33 has closed handle 11, and the afterbody of handle 33 is equipped with wiring groove 10 for the user is through pressing closed handle 11 for closed handle 11 drive butt joint slider 12, drives loop bar 6 through butt joint slider 12 and removes, thereby the angle of control loop bar 6 tip knife pad 2.
The two ends of the liquid spraying sleeve member 3 are respectively provided with a fixing sleeve 32, the loop bar 6 and the infusion tube 7 are fixed through the butt joint ring 5, and the fixing sleeve 32 is used for reinforcing the liquid spraying sleeve member 3 and the loop bar 6.
The inboard of concatenation frame 4 is provided with arc recess 16, through swivel mount 30 swing joint between concatenation frame 4 and the collection piece 31, utilizes the setting of swivel mount 30 can adjust the angle of use of collection piece 31.
The tip of gathering piece 31 is provided with camera 29, and the tip of gathering piece 31 is located the both sides of camera 29 and all is provided with lamp body 27, and the inside of gathering piece 31 is provided with mainboard and wireless transmitter, utilizes concatenation frame 4 can install gathering piece 31 on the optional position of loop bar 6, when it carries out the operation, shoots patient operation position with camera 29, throws the image on the display screen through wireless transmitter, and the person of facilitating the use utilizes the ultrasonic knife to carry out the micro-operation.
The surgical ultrasonic knife with the replaceable knife bar is provided with the upper clamping piece 19 and the lower clamping piece 20, when the surgical ultrasonic knife with the replaceable knife bar is used, the replacing operation of the loop bar 6 and the waveguide bar 15 can be synchronously completed, the body structure of the surgical ultrasonic knife can be repeatedly used, the use cost is reduced, the replacing step is simplified, the surgical ultrasonic knife is convenient to use, because the knife bar consists of the loop bar 6 and the waveguide bar 15, the waveguide bar 15 vibrates reciprocally when in use, the loop bar 6 is in a relatively fixed state, the control function of the knife pad 2 is achieved, the structural requirements of the loop bar 6 and the waveguide bar 15 are simultaneously met when the ultrasonic knife loop bar 6 and the waveguide bar 15 are assembled integrally by a user, one end of the loop bar 6 is firstly inserted into the end part of the butt joint sleeve 9, the fixing operation is completed through a thread sleeve member 17 by rotating the loop bar 6, when the sleeve rod 6 and the butt joint sleeve 9 are mutually fixed, one end of the waveguide rod 15 is directly inserted into the inner side of the transducer 14, at this time, the movable butt joint between the waveguide rod 15 and the transducer 14 needs to be completed through the strip-shaped insert rod 21, because the waveguide rod 15 and the transducer 14 are in a high-frequency vibration state when in use, the waveguide rod 15 and the transducer 14 need to meet the fixing and vibration requirements simultaneously when in butt joint, during operation, the strip-shaped insert rod 21 is directly inserted into the rectangular slot 18 of the waveguide rod 15 and the transducer 14, so that the lower end of the strip-shaped insert rod 21 is butted into the inner side of the sliding clamping seat 25, the upper clamping piece 19 is rotated, the threaded slot 22 at the lower part of the upper clamping piece 19 is utilized to fix the strip-shaped insert rod 21 on the upper part of the butt joint sleeve 9, and the rotary sleeve ring 24 is utilized, so that the upper clamping piece 19 can not drive the strip-shaped insert rod 21 to rotate when rotating, the upper clamping piece 19 can be rotationally fixed, and meanwhile, two ends of the strip-shaped inserting rod 21 are respectively in a movable state in the lower sliding frame 26 and the upper sliding frame 23, so that the waveguide rod 15 can drive the strip-shaped inserting rod 21 to perform corresponding position adjustment at the end part of the transducer 14 when in high-frequency vibration, after the upper clamping piece 19 is removed, the sleeve rod 6 is rotated, and the sleeve rod 6 and the waveguide rod 15 can be simultaneously removed, so that the cutter bar structure is more convenient to replace, and meanwhile, the stability of the guide rod structure is ensured;
through setting up the hydrojet external member 3, when the operation ultrasonic knife of this removable cutter arbor is used, make it have wash and supplementary cooling structure, can carry out synchronous cleaning operation to its affected part in the ultrasonic knife operation process, can carry out the cooling operation when its combined tool bit 1 is used simultaneously, avoid combined tool bit 1 to appear the high temperature phenomenon, promote the security when operation is used to the ultrasonic knife of operation, hydrojet external member 3 can install the hydrojet external member 3 in the position of combined tool bit 1 when using, when combined tool bit 1 carries out high-frequency cutting operation, utilize transfer line 7 to introduce liquid, make liquid spout through nozzle 28, can clear up the operation to the cutting part, through the angle control to nozzle 28, aim at combined tool bit 1 with nozzle 28, also can utilize nozzle 28 to carry out the cooling treatment to combined tool bit 1, secondly combined tool bit 1 adopts the screw structure to dock with waveguide 15's tip, make the user can change corresponding combined tool bit 1 according to affected part position, promote its flexibility;
through setting up collection piece 31, when this operation of removable cutter arbor is used with ultrasonic knife, make it have auxiliary imaging function, can enlarge the processing to the operation position in ultrasonic knife operation process, make things convenient for the doctor to observe, promote ultrasonic knife operation accuracy, utilize splice frame 4 can install collection piece 31 on the optional position of loop bar 6, simultaneously can take off collection piece 31 according to the user demand, when it carries out the operation, utilize camera 29 to shoot patient operation position, the lamp body 27 of its left and right sides can carry out auxiliary illumination operation simultaneously, project image information on the display screen through wireless transmitter, the person of facilitating the use utilizes ultrasonic knife to carry out the micromanipulation.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.
Claims (7)
1. The utility model provides an ultrasonic knife for operation of removable cutter arbor, includes loop bar (6), waveguide rod (15) and handle (33), loop bar (6) and waveguide rod (15) all set up the one end at handle (33), waveguide rod (15) activity cup joints in the inside of loop bar (6), a serial communication port, the tip of handle (33) is provided with sub-unit (8) that cooperation loop bar (6) and waveguide rod (15) used, sub-unit (8) include butt joint cover (9), go up fastener (19) and lower fastener (20), go up fastener (19) movable mounting at the upper end surface of butt joint cover (9), lower fastener (20) fixed mounting is at the lower extreme surface of butt joint cover (9), the lower extreme middle part position movable mounting of last fastener (19) has bar inserted bar (21) that are used for butt joint waveguide rod (15), butt joint through threaded sleeve (17) between loop bar (6) and the butt joint cover (9) fixed, the outside surface (3) that the end of loop bar (6) is fixed with spray liquid is located the outside surface (3) of splice frame (4) of splice frame (3) and is used for installing the hydrojet;
the inner side of the upper clamping piece (19) is movably provided with a rotary lantern ring (24), the middle position of the rotary lantern ring (24) is fixedly provided with an upper sliding frame (23), and the upper end of the strip-shaped inserted rod (21) is movably sleeved on the inner side of the upper sliding frame (23);
a lower sliding frame (26) is fixedly arranged in the middle of the inner side of the lower clamping piece (20), and a sliding clamping seat (25) for butting the lower end of the strip-shaped inserted rod (21) is movably arranged on the inner side of the lower sliding frame (26);
the handle (33) is internally provided with a transducer (14), and the ends of the transducer (14) and the waveguide rod (15) are respectively provided with a rectangular slot (18) matched with the strip-shaped inserted rod (21).
2. The surgical ultrasonic knife with the replaceable knife bar according to claim 1, wherein the liquid spraying sleeve (3) is internally sleeved with a liquid conveying pipe (7), and a nozzle (28) is fixedly arranged on the outer surface of one end of the liquid conveying pipe (7).
3. The surgical ultrasonic knife with the replaceable knife bar according to claim 1, wherein a knife pad (2) is movably arranged at one end of the loop bar (6), a combined knife head (1) is fixedly arranged on the outer surface of one end of the waveguide bar (15), and the waveguide bar (15) and the combined knife head (1) are in butt joint through threads.
4. The ultrasonic surgical knife with the replaceable knife bar according to claim 1, wherein a butt-joint sliding block (12) matched with the loop bar (6) is movably arranged in the handle (33), a wave spring (13) is arranged between the loop bar (6) and the butt-joint sliding block (12), a closing handle (11) is movably arranged on one side of the handle (33), and a wiring groove (10) is arranged at the tail part of the handle (33).
5. The surgical ultrasonic knife with the replaceable knife bar according to claim 1, wherein the two ends of the liquid spraying sleeve (3) are provided with fixing sleeves (32), and the sleeve bar (6) and the infusion tube (7) are fixed through a butt joint ring (5).
6. The surgical ultrasonic knife with the replaceable knife bar according to claim 1, wherein an arc-shaped groove (16) is formed in the inner side of the splicing frame (4), and the splicing frame (4) is movably connected with the collecting piece (31) through a rotating frame (30).
7. The surgical ultrasonic knife with the replaceable knife bar according to claim 1, wherein a camera (29) is arranged at the end of the collecting piece (31), lamp bodies (27) are arranged at two sides of the camera (29) at the end of the collecting piece (31), and a main board and a wireless transmitter are arranged inside the collecting piece (31).
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| CN202311554917.1A CN117257408B (en) | 2023-11-21 | 2023-11-21 | Ultrasonic knife with replaceable cutter bar for operation |
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| CN202311554917.1A CN117257408B (en) | 2023-11-21 | 2023-11-21 | Ultrasonic knife with replaceable cutter bar for operation |
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| CN117257408B true CN117257408B (en) | 2024-02-13 |
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| CN118105141B (en) * | 2024-04-30 | 2024-07-02 | 善彤医疗科技(湖南)有限公司 | Ultrasonic knife with automatic cleaning and cooling functions |
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