CN113180785A

CN113180785A - Ultrasonic knife with anti-drop structure

Info

Publication number: CN113180785A
Application number: CN202110379800.9A
Authority: CN
Inventors: 叶军锋; 王崇; 李婉玉
Original assignee: First Hospital Jinlin University
Current assignee: First Hospital Jinlin University
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-07-30

Abstract

The invention relates to an ultrasonic knife with an anti-falling structure, which comprises an ultrasonic knife handle main body and a limiting mechanism, wherein a radio frequency input tube is arranged on one side of the outer wall of the ultrasonic knife handle main body, and a control trigger block is arranged on one side of the lower end of the ultrasonic knife handle main body, and compared with the prior art, the ultrasonic knife handle with the anti-falling structure has the following beneficial effects: according to the invention, through the arrangement of the anti-falling mechanism, the ball block, the ball groove and the ring, when the ultrasonic knife is used, a hand of a person penetrates through the inner wall of the ring to enable the ring to be positioned at the wrist of an operator to be movably connected with the wrist, the upper end of the outer wall of the ring is provided with the ball groove, the ball block can rotate on the inner wall of the ball groove at any angle, the normal use of equipment can not be influenced at all, when an operator is out of order, the ring can limit the ring at the wrist to avoid loss caused by falling, the ring can also play a certain supporting role on the arm, and the energy consumed by the operator is reduced.

Description

Ultrasonic knife with anti-drop structure

Technical Field

The invention relates to the technical field of medical surgery, in particular to an ultrasonic knife with an anti-falling structure.

Background

An ultrasonic knife is a high-frequency electrosurgical device and is mainly used for cutting biological tissues, closing blood vessels and the like. The operation knife has the characteristics of less bleeding, less damage to surrounding tissues, quick postoperative recovery and the like, has the functions of cutting and coagulating when acting on human tissues, does not cause side effects such as tissue drying and burning, has no current passing through the human body when the knife head works, converts ultrasonic electric energy into mechanical energy to generate high-frequency vibration by using electrostrictive effect or magnetostrictive effect through the transducer, pushes the knife head to work and spread energy to local tissues of the human body through the amplification and coupling action of the amplitude transformer, thereby achieving the aim of operation treatment, has wide application in an operating room, is called a bloodless operation knife, and has been covered in the application fields of ophthalmology, brain surgery, neurosurgery, general surgery, urology surgery, thoracic surgery, gynecology, pediatric surgery, five sense organs and the like in recent years.

The existing ultrasonic knife is taken by a hand-held mode when medical surgery operation is carried out, the ultrasonic knife is started by a control trigger of the ultrasonic knife to carry out medical operation, most of medical operations are long in duration, the wrist strength of an operator is not low, particularly, the ultrasonic knife can vibrate the operator continuously, the operator can be fatigued easily, once the operator fails, the ultrasonic knife drops, irrecoverable damage can be caused to the ultrasonic knife, a large amount of economic damage can be caused to the operator, and the operating efficiency of the ultrasonic knife is seriously influenced.

Disclosure of Invention

The invention aims to provide an ultrasonic scalpel with an anti-falling structure, which solves the problems that the existing ultrasonic scalpel provided in the background technology is taken by holding with hands during medical surgical operation, and then the ultrasonic scalpel is started by a control trigger of the ultrasonic scalpel to perform medical operation, most of medical operations have long duration, so that the requirements on the wrist strength of an operator are not low, particularly for operation operations at hard positions, the vibration can continuously cause the operator, so that the operator can easily fatigue, and once the error occurs in the operator, the ultrasonic scalpel falls down, the ultrasonic scalpel can be irretrievably damaged, so that a great amount of economic damage can be caused to the operator, and the operation efficiency of the ultrasonic scalpel is seriously affected.

In order to achieve the purpose, the invention provides the following technical scheme: an ultrasonic knife with an anti-falling structure comprises an ultrasonic knife handle main body and a limiting mechanism, wherein a radio frequency input tube is arranged on one side of the outer wall of the ultrasonic knife handle main body, a control trigger block is arranged on one side of the lower end of the ultrasonic knife handle main body, a connecting plastic block is arranged on one side of the outer wall of the radio frequency input tube, a connecting tube is arranged on one side of the outer wall of the connecting plastic block, a movable ring is arranged on the periphery of the outer wall of the connecting plastic block, an anti-falling mechanism is arranged at the bottom of the lower end of the movable ring, the limiting mechanism is arranged on one side of the outer wall of the ultrasonic knife handle main body, a circular knife head main body is arranged on one side of the inner wall of the limiting mechanism, a limiting plate is arranged on one side of the outer portion of the circular knife head main body, a limiting groove is formed in the periphery of the outer wall of the limiting plate, a knife head inserting block is arranged at the top end of the outer portion of the circular knife head main body, an output port is arranged on one side of the inner portion of the ultrasonic knife handle main body, and a cutter head contact block is arranged on one side of the outer wall of the output port, port grooves are formed in the periphery of the outer portion of the cutter head contact block, and miniature screws are arranged at the joints of the outer wall of the limiting mechanism and the inner walls of the port grooves.

Preferably, a gluing integrated structure is formed between the ultrasonic knife handle body and the radio frequency input tube, and the ultrasonic knife handle body and the control trigger block are movably connected.

Preferably, the limiting mechanism comprises a limiting block, a limiting hole and a clamping groove, the clamping groove is formed in one side of the outer wall of the limiting block, and the limiting hole is formed in the periphery of the outer wall of the clamping groove.

Preferably, the limiting holes are distributed uniformly along the central axis of the limiting block, and the limiting block forms a wrapping structure between the clamping groove and the circular cutter head main body.

Preferably, the limiting block forms a fixing structure with the limiting plate through a miniature screw, and the limiting block and the output port form threaded connection.

Preferably, a structure is formed between the connecting plastic block and the movable ring, and the connecting plastic block and the movable ring are matched with each other in size.

Preferably, the tool bit insert block and the tool bit contact block are movably connected, and the tool bit insert block and the tool bit contact block are distributed in a concentric circle shape.

Preferably, the anti-falling mechanism comprises a ball block, a ball groove and a ring, the ball groove is formed in the top of the upper end of the ring, and the ball block is arranged on the periphery of the inner wall of the ball groove.

Preferably, the ball block is movably connected with the circular ring through the ball groove, and the ball block and the ball groove are matched in size.

Compared with the prior art, the invention has the following beneficial effects:

1. the ultrasonic knife handle body and the radio frequency input tube are arranged to form a gluing integrated structure, the whole ultrasonic knife handle body and the radio frequency input tube are used as a main basic structure of the ultrasonic knife, the joint of the ultrasonic knife handle body and the radio frequency input tube is connected in a gluing mode, so that the connection strength of the joint is ensured, the structure is stable, the lower end of the ultrasonic knife handle body is in a handle shape, the shape of the outer wall of the ultrasonic knife handle body is matched with the shape of fingers of a human body, the ultrasonic knife handle body can be conveniently held by an operator, the joint of the ultrasonic knife handle body and the control plate block is limited in an axial rotation mode, the control plate block can rotate on one side of the ultrasonic knife handle body, and the control plate block is pressed into the ultrasonic knife handle body through the bending of the fingers, so that the opening and closing of the ultrasonic knife handle body are controlled, achieving better operation effect.

2. The invention is provided with a limiting mechanism, a limiting block, a limiting hole and a clamping groove, wherein the limiting mechanism comprises a limiting block, a limiting hole and a clamping groove, one side of the outer wall of the limiting block is provided with the clamping groove, the periphery of the outer wall of the clamping groove is provided with the limiting hole, the limiting hole is uniformly distributed along the central axis of the limiting block, the limiting block forms a wrapping structure through the clamping groove and the circular cutter head main body, the limiting block forms a fixing structure through a micro screw and a limiting plate, the limiting block and an output port form a threaded connection, in order to ensure the stability of the circular cutter head main body and avoid the loosening and falling of the circular cutter head main body in the operation process, one side of the outer wall of the circular cutter head main body is provided with a fixed limiting plate, the periphery of the limiting plate is provided with four symmetrical limiting grooves, the circular cutter head main body is inserted from the right side of the limiting block, so that the outer wall of the circular cutter head main body and the inner wall of the clamping groove are mutually attached, come to its circular tool bit main part spacing, make the limiting plate be in the inside of stopper, then fix the stopper on the outer wall of its output port through the screw thread on the inner wall, it is fixed with the limiting plate to make output port extrude, when treating rotatory suitable position, make miniature screw pass through spacing hole, the screw thread on the inner wall in spacing groove and port groove, come to carry out fixed connection with its junction, guarantee the joint strength of its junction, guarantee the stability of overall structure, can play fine anti-drop effect.

3. According to the invention, through the arrangement of the connecting plastic block and the movable ring, a structure is formed between the connecting plastic block and the movable ring, the connecting plastic block and the movable ring are matched in size, the tail end of the radio frequency input pipe is provided with the fixed connecting plastic block, the outer wall of the connecting plastic block is provided with a circle of threads, the movable ring can be rotationally fixed on the outer wall of the movable ring by opening the threads, the position of the movable ring is fixed by utilizing the threads, the movable ring can be conveniently taken down and disassembled, and the convenience in disassembly of the device are ensured.

4. According to the invention, the tool bit inserting block and the tool bit contact block are arranged, the tool bit inserting block and the tool bit contact block are movably connected, the tool bit inserting block and the tool bit contact block are concentrically distributed, the same circular tool bit inserting block is arranged at the tail end of the circular tool bit main body, when the circular tool bit main body is installed, the tool bit inserting block at the tail end of the circular tool bit main body can be embedded on the inner wall of the tool bit contact block to be tightly attached, the stability of the connection part is ensured, the gap of the tool bit inserting block on the inner wall of the tool bit contact block can be reduced through the mutual matching of concentric circles, the probability of loosening the tool bit inserting block is reduced, and the stability of the circular tool bit main body is ensured.

5. The invention is through the arrangement of anti-drop mechanism, ball block, ball groove and ring, the anti-drop mechanism includes ball block and ball groove and ring, the ball block forms the active connection through ball groove and ring, and the size is mutually matched between ball block and ball groove, there is anti-drop mechanism in the bottom end of the active ring, the ring is as the main basic structure of the anti-drop mechanism, its ring is mainly made of plastic material, its surface texture is softer, when using the ultrasonic knife, make the hand pass the inner wall of the ring, make the ring locate at the wrist of the operator, make it carry on the active connection with wrist, equip with the spherical ball groove on the outer wall of its ring, can make the ball block carry on the rotation of any angle on the inner wall of the ball groove, will not influence the normal use of the apparatus at all, when the operator appears the mistake, its ring can limit it at the wrist, the loss caused by falling is avoided, and in the process of performing an operation, the circular ring can also play a certain supporting role on the arm, so that the energy consumed by an operator is reduced.

Drawings

FIG. 1 is a schematic perspective view of an ultrasonic scalpel with an anti-separation structure according to the present invention;

FIG. 2 is a schematic front view of an ultrasonic scalpel with an anti-separation structure according to the present invention;

FIG. 3 is a schematic view of an assembly structure of a limiting mechanism of an ultrasonic scalpel with an anti-falling structure according to the present invention;

FIG. 4 is a schematic view of the internal structure of a limiting mechanism of an ultrasonic scalpel with an anti-falling structure according to the present invention;

FIG. 5 is an enlarged view of a portion of the ultrasonic blade shown in FIG. 2A, illustrating the ultrasonic blade with an anti-separation structure according to the present invention;

fig. 6 is a schematic side view of a limiting block of the ultrasonic scalpel with an anti-falling structure according to the present invention.

In the figure: 1. an ultrasonic blade handle body; 2. a limiting mechanism; 201. a limiting block; 202. a limiting hole; 203. a card slot; 3. a circular bit body; 4. a radio frequency input tube; 5. a control trigger block; 6. connecting the plastic blocks; 7. a connecting pipe; 8. a movable ring; 9. an anti-drop mechanism; 901. a ball block; 902. a ball groove; 903. a circular ring; 10. a tool bit insert block; a limit plate 11; 12. an output port; 13. a tool bit contact block; 14. a minisize screw; 15. a port slot; 16. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an ultrasonic knife with an anti-falling structure comprises an ultrasonic knife handle main body 1, a limiting mechanism 2, a circular knife head main body 3, a radio frequency input tube 4, a control trigger block 5, a connecting plastic block 6, a connecting tube 7, a movable ring 8, an anti-falling mechanism 9, a knife head insert block 10, a limiting plate 11, an output port 12, a knife head contact block 13, a micro screw 14, a port groove 15 and a limiting groove 16, wherein the radio frequency input tube 4 is arranged on one side of the outer wall of the ultrasonic knife handle main body 1, the control trigger block 5 is arranged on one side of the lower end of the ultrasonic knife handle main body 1, the connecting plastic block 6 is arranged on one side of the outer wall of the radio frequency input tube 4, the connecting tube 7 is arranged on one side of the outer wall of the connecting plastic block 6, the movable ring 8 is arranged on the periphery of the outer wall of the connecting plastic block 6, the anti-falling mechanism 9 is arranged at the bottom of the lower end of the movable ring 8, the limiting mechanism 2 is arranged on one side of the outer wall of the ultrasonic knife handle main body 1, inner wall one side of stop gear 2 is provided with circular tool bit main part 3, outside one side of circular tool bit main part 3 is provided with limiting plate 11, and limiting groove 16 has been seted up all around to the outer wall of limiting plate 11, the outside top of circular tool bit main part 3 is provided with tool bit inserted block 10, inside one side of supersound knife handle main part 1 is provided with output port 12, and tool bit feeler block 13 has been seted up to outer wall one side of output port 12, and port groove 15 has been seted up all around to the outside of tool bit feeler block 13, the outer wall of stop gear 2 and the inner wall junction of port groove 15 are provided with minisize screw 14.

In the invention:

the ultrasonic knife handle body 1 and the radio frequency input tube 4 form a glue joint integrated structure, the ultrasonic knife handle body 1 and the control trigger block 5 form a movable connection, the whole ultrasonic knife handle body 1 and the radio frequency input tube 4 are used as a main basic structure of the ultrasonic knife, the connection part is connected in a gluing mode, so that the connection strength of the connection part is ensured, the structure is stable, the lower end of the ultrasonic knife handle body 1 is in a handle shape, the shape of the outer wall of the ultrasonic knife handle body 1 is matched with the shape of fingers of a human body, the ultrasonic knife handle body can be conveniently held by an operator, the connection part of the ultrasonic knife handle body 1 and the control trigger block 5 is limited in an axis rotating mode, the control trigger block 5 can rotate on one side of the ultrasonic knife handle body 1, the control trigger block 5 is pressed into the ultrasonic knife handle body 1 through the bending of the fingers, and the switch of the ultrasonic knife handle body 1 is controlled, achieving better operation effect.

The limiting mechanism 2 comprises a limiting block 201, a limiting hole 202 and a clamping groove 203, the clamping groove 203 is formed in one side of the outer wall of the limiting block 201, the limiting hole 202 is formed in the periphery of the outer wall of the clamping groove 203, the limiting hole 202 is uniformly distributed along the central axis of the limiting block 201, the limiting block 201 passes through a wrapping structure formed between the clamping groove 203 and the circular cutter head main body 3, the limiting block 201 passes through a fixing structure formed between a micro screw 14 and a limiting plate 11, the limiting block 201 and an output port 12 are in threaded connection, in order to guarantee the stability of the circular cutter head main body 3 and avoid the situation that the circular cutter head main body 3 loosens and falls in the operation process, the fixed limiting plate 11 is arranged on one side of the outer wall of the circular cutter head main body 3, the limiting grooves 16 which are symmetrical in four places are formed in the periphery of the limiting plate 11, the circular cutter head main body 3 is plugged from the right side of the limiting block 201, so that the outer wall of the circular cutter head main body 3 and the inner wall of the clamping groove 203 are mutually attached, come to its circular tool bit main part 3 spacing, make limiting plate 11 locate the inside at limiting block 201, then fix limiting block 201 on its output port 12's outer wall through the screw thread on the inner wall, make output port 12 extrude limiting plate 11 fixed, when treating rotatory suitable position, make minisize screw 14 through spacing hole 202, the screw thread on limiting groove 16 and the inner wall of port groove 15, come to carry out fixed connection with its junction, guarantee the joint strength of its junction, guarantee overall structure's stability, can play fine anti-drop effect.

Connect and constitute the constitution structure between plastic piece 6 and the activity ring 8, and connect between plastic piece 6 and the activity ring 8 size mutually support, tail end at radio frequency input tube 4 is provided with fixed connection plastic piece 6, be provided with the round screw thread on the outer wall of connecting plastic piece 6, can make activity ring 8 rotatory fix on its outer wall through opening the screw thread, the mode that utilizes the screw thread comes to fix its activity ring 8's position, also be convenient for take off the dismouting with its activity ring 8, guarantee the convenient dismantlement nature of device.

Constitute swing joint between tool bit inserted block 10 and the tool bit touch multitouch 13, and be concentric circles form between tool bit inserted block 10 and the tool bit touch multitouch 13 and distribute, be provided with same circular shape tool bit inserted block 10 at circular tool bit main part 3's end, when installing circular tool bit main part 3, the terminal tool bit inserted block 10 of its circular tool bit main part 3, can the gomphosis on tool bit touch multitouch 13's inner wall, come closely to laminate, guarantee the stability of its junction, through mutually supporting of concentric circles, can also reduce the gap of its tool bit inserted block 10 on tool bit touch multitouch 13 inner wall, reduce the not hard up probability of its tool bit inserted block 10, thereby guarantee its stability with circular tool bit main part 3.

The anti-falling mechanism 9 comprises a ball block 901, a ball groove 902 and a ring 903, the top of the upper end of the ring 903 is provided with the ball groove 902, the inner wall of the ball groove 902 is provided with the ball block 901 all around, the ball block 901 forms a movable connection through the ball groove 902 and the ring 903, the ball block 901 and the ball groove 902 are mutually matched in size, the lower end of the movable ring 8 is provided with the anti-falling mechanism 9, the ring 903 is used as a main basic structure of the anti-falling mechanism 9, the ring 903 is mainly made of plastic materials, the surface texture is soft, when the ultrasonic knife is used, a human hand passes through the inner wall of the ring 903, so that the ring 903 is positioned at the wrist of an operator to be movably connected with the wrist, the upper end of the outer wall of the ring 903 is provided with the spherical ball groove 902, the ball block 901 can rotate on the inner wall of the ball groove 902 at any angle, and the normal use of the device is not affected at all, when an operator has errors, the circular ring 903 can limit the operator at the wrist to avoid loss caused by falling, and in the operation process, the circular ring 903 can also play a certain supporting role for the arm to reduce the energy consumed by the operator.

The working principle of the embodiment is as follows: when the ultrasonic scalpel with the anti-falling structure is used, an operator firstly plugs the circular scalpel head main body 3 from the right side of the limiting block 201 to enable the outer wall of the circular scalpel head main body 3 and the inner wall of the clamping groove 203 to be mutually attached to limit the circular scalpel head main body 3, the limiting plate 11 is located inside the limiting block 201, then the limiting block 201 is fixed on the outer wall of the output port 12 through threads on the inner wall to enable the output port 12 to extrude and fix the limiting plate 11, when the ultrasonic scalpel is rotated to a proper position, the miniature screw 14 passes through the threads on the inner walls of the limiting hole 202, the limiting groove 16 and the port groove 15 to fixedly connect the joint of the ultrasonic scalpel head to ensure the connection strength of the joint, ensure the stability of the whole structure and play a good anti-falling effect, when the ultrasonic scalpel head is used, hands pass through the inner wall of the circular ring 903 to enable the circular ring 903 to be located at the wrist of an operator, make it carry out swing joint with the wrist, then make the hand hold the lower extreme of ultrasonic knife handle main part 1, will control trigger piece 5 through the bending of finger and press into the inside of ultrasonic knife handle main part 1, thereby control the switch of its ultrasonic knife handle main part 1, reach better operation effect, the ring 903 that is in the end can carry out the rotation of arbitrary angle along with the bending of arm, its ring 903 can also play certain supporting role to the arm, reduce the energy that the operator consumed, when the operator appears the mistake, its ring 903 can be with its spacing in wrist department, avoid dropping and cause the loss.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an supersound sword with anti-drop structure, includes supersound sword handle main part (1) and stop gear (2), its characterized in that: a radio frequency input tube (4) is arranged on one side of the outer wall of the ultrasonic scalpel handle main body (1), a control trigger block (5) is arranged on one side of the lower end of the ultrasonic scalpel handle main body (1), a connecting plastic block (6) is arranged on one side of the outer wall of the radio frequency input tube (4), a connecting tube (7) is arranged on one side of the outer wall of the connecting plastic block (6), a movable ring (8) is arranged on the periphery of the outer wall of the connecting plastic block (6), an anti-falling mechanism (9) is arranged at the bottom of the lower end of the movable ring (8), a limiting mechanism (2) is arranged on one side of the outer wall of the ultrasonic scalpel handle main body (1), a circular scalpel head main body (3) is arranged on one side of the inner wall of the limiting mechanism (2), a limiting plate (11) is arranged on one side of the outer portion of the circular scalpel head main body (3), and a limiting groove (16) is formed on the periphery of the outer wall of the limiting plate (11), the utility model discloses a cutting tool, including circular tool bit main part (3), ultrasonic knife handle main part (1), the outside top of circular tool bit main part (3) is provided with tool bit inserted block (10), the inside one side of ultrasonic knife handle main part (1) is provided with output port (12), and has seted up tool bit touch multitouch (13) on one side of the outer wall of output port (12) to port groove (15) have been seted up all around to the outside of tool bit touch multitouch (13), the outer wall of stop gear (2) and the inner wall junction of port groove (15) are provided with miniature screw (14).

2. The ultrasonic blade with the anti-drop structure as set forth in claim 1, wherein: a gluing integrated structure is formed between the ultrasonic knife handle body (1) and the radio frequency input tube (4), and the ultrasonic knife handle body (1) and the control trigger block (5) are movably connected.

3. The ultrasonic blade with the anti-drop structure as set forth in claim 1, wherein: the limiting mechanism (2) comprises a limiting block (201), a limiting hole (202) and a clamping groove (203), the clamping groove (203) is formed in one side of the outer wall of the limiting block (201), and the limiting hole (202) is formed in the periphery of the outer wall of the clamping groove (203).

4. The ultrasonic blade with the anti-drop structure as set forth in claim 3, wherein: spacing hole (202) are the even form along the axis department of stopper (201) and distribute, and stopper (201) pass through to constitute between draw-in groove (203) and circular tool bit main part (3) and wrap up the structure.

5. The ultrasonic blade with the anti-drop structure as set forth in claim 3, wherein: the limiting block (201) forms a fixing structure through the miniature screw (14) and the limiting plate (11), and the limiting block (201) is in threaded connection with the output port (12).

6. The ultrasonic blade with the anti-drop structure as set forth in claim 1, wherein: the connecting plastic block (6) and the movable ring (8) form a structure, and the connecting plastic block (6) and the movable ring (8) are matched with each other in size.

7. The ultrasonic blade with the anti-drop structure as set forth in claim 1, wherein: the tool bit inserting block (10) is movably connected with the tool bit contact block (13), and the tool bit inserting block (10) and the tool bit contact block (13) are distributed in a concentric circle shape.

8. The ultrasonic blade with the anti-drop structure as set forth in claim 1, wherein: the anti-falling mechanism (9) comprises a ball block (901), a ball groove (902) and a circular ring (903), the top of the upper end of the circular ring (903) is provided with the ball groove (902), and the ball block (901) is arranged on the periphery of the inner wall of the ball groove (902).

9. The ultrasonic blade with the anti-drop structure as set forth in claim 8, wherein: the ball block (901) is movably connected with the circular ring (903) through the ball groove (902), and the ball block (901) is matched with the ball groove (902) in size.