CN112472218A

CN112472218A - Ultrasonic knife with quickly replaceable knife bar

Info

Publication number: CN112472218A
Application number: CN202011354640.4A
Authority: CN
Inventors: 王春华; 李莹; 李志伟; 桑小林; 张玲; 薛辉; 蒋易良; 张佳锴; 陈政; 赵红
Original assignee: Changzhou Ankang Medical Equipment Co ltd
Current assignee: Changzhou Ankang Medical Equipment Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-03-12
Anticipated expiration: 2040-11-27
Also published as: CN112472218B

Abstract

The invention discloses an ultrasonic knife capable of quickly replacing a knife rod, which comprises an ultrasonic knife body, wherein a control button is installed on one side of the ultrasonic knife body, an external wire is electrically connected to the bottom end of the ultrasonic knife body, a knife handle rod is connected to one end of the ultrasonic knife body, an ultrasonic emission head is fixedly connected to the other end of the knife handle rod, and a replacement structure is installed between the ultrasonic knife body and the knife handle rod. According to the ultrasonic cutting device, under the effect of replacing the structure, the sleeve can be quickly sleeved with the cutter handle rod, the preset first reset spring can drive the T-shaped bolt to move downwards, the T-shaped bolt can penetrate through the preset jack of the cutter handle rod to fix the cutter handle rod in the sleeve, the operation is simple, the sleeve can rotate through the bearing, the cutter handle rod and the ultrasonic emitting head can be driven to rotate, the emitting angle of the ultrasonic emitting head is adjusted, different positions are cut, the connection is stable, and the cutter handle rod is prevented from falling off.

Description

Ultrasonic knife with quickly replaceable knife bar

Technical Field

The invention belongs to the technical field of ultrasonic knife equipment, and particularly relates to an ultrasonic knife with a quickly replaceable knife bar.

Background

The ultrasonic knife utilizes the extremely strong penetrating power of ultrasonic waves, hundreds of beams of high-energy ultrasonic waves emitted by an ultrasonic transducer are focused on tissues like solar energy, the cell membranes of the tissues are broken by the cavitation action of the high-energy ultrasonic waves, simultaneously, huge energy released by the high-energy ultrasonic waves is quickly converted into heat energy, the temperature of human tissues at the focus is instantly 70-100 ℃, and the human tissues are cut by an ultrasonic emitting head.

The existing ultrasonic knife is used in the process of using the ultrasonic knife, two meter shells of the ultrasonic knife are connected and mounted through bolts between the knife bar of the ultrasonic knife and the ultrasonic knife, the process is complicated and time-consuming, the ultrasonic knife does not have the function of convenient disassembly and replacement, and the ultrasonic knife handle cannot rotate, so that the cutting angle of the ultrasonic knife handle cannot be flexibly adjusted.

Disclosure of Invention

For solving current supersound sword, through the bolt between the cutter arbor of supersound sword and the supersound sword, connect its two table casings and install, the process is loaded down with trivial details and time-consuming, does not possess the function that convenient dismantlement was changed, and the unable rotation of supersound handle of a knife, makes the regulation that its cutting angle can not be nimble. The invention provides an ultrasonic knife capable of quickly replacing a knife bar, which has the characteristic of conveniently changing a knife handle bar and rotating a cutting angle.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a but supersound sword of quick replacement cutter arbor, includes the supersound sword body, control button is installed to supersound sword body one side, and supersound sword body bottom electric connection has the external tapping, supersound sword body one end is connected with the handle bar, and handle bar other end fixedly connected with ultrasonic emission head, install between supersound sword body and the handle bar and change the structure, and change the structure including with supersound sword body one end fixed connection's bearing, the bearing other end rotates and is connected with the sleeve, and the inside activity of sleeve has cup jointed T type bolt to the first reset spring of fixedly connected with between this T type bolt and the sleeve top, sleeve internally mounted has coupling mechanism, sleeve surface mounting has angle fixed establishment.

Preferably, the T-shaped bolt is movably sleeved with the knife handle rod, and the knife handle rod is movably sleeved with the interior of the sleeve.

Preferably, the T-shaped bolt and the sleeve form an elastic telescopic structure through a first return spring, and the sleeve and the ultrasonic knife body form a rotating structure through a bearing.

Preferably, the connecting mechanism comprises a compression spring fixedly connected with one side of the inner wall of the sleeve, the other end of the compression spring is fixedly connected with a first copper sheet, a lead is fixedly connected with one end, away from the central line of the sleeve, of the first copper sheet, one end of the handle rod is electrically connected with a second copper sheet, and the handle rod is fixedly connected with the second copper sheet.

Preferably, the lead is connected with one side of the inner wall of the sleeve in an embedded mode, and the lead penetrates through the bearing to be electrically connected with the ultrasonic knife body.

Preferably, the second copper sheet is movably connected with the first copper sheet, and the first copper sheet and the sleeve form an elastic telescopic structure through a compression spring.

Preferably, angle fixed establishment including with sleeve top fixed connection's L template, and the inside threaded connection of L template has the hand to twist the bolt, the hand is twisted the bolt bottom and is rotated and be connected with the loose axle, and loose axle bottom fixedly connected with clamp plate, fixedly connected with second reset spring between clamp plate and the L template.

Preferably, the pressing plate forms a telescopic structure with the L-shaped plate through the movable shaft and the hand-screwed bolt, and the pressing plate forms a rotating structure through the movable shaft and the hand-screwed bolt.

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

1. according to the ultrasonic cutting device, under the effect of replacing the structure, the sleeve can be quickly sleeved with the cutter handle rod, the preset first reset spring can drive the T-shaped bolt to move downwards, the T-shaped bolt can penetrate through the preset jack of the cutter handle rod to fix the cutter handle rod in the sleeve, the operation is simple, the sleeve can rotate through the bearing, the cutter handle rod and the ultrasonic emitting head can be driven to rotate, the emitting angle of the ultrasonic emitting head is adjusted, different positions are cut, the connection is stable, and the cutter handle rod is prevented from falling off.

2. According to the ultrasonic scalpel, under the action of the connecting mechanism, the first copper sheet can be extruded to move through the preset compression spring, so that the first copper sheet can be always attached to the second copper sheet, and the ultrasonic emitting head at the other end of the scalpel handle rod can be electrically connected with the ultrasonic scalpel body by matching with the lead connected with the ultrasonic scalpel body on one side of the first copper sheet, so that the stability of electrical connection is improved, and the condition that disconnection cannot be operated is prevented.

3. According to the invention, under the action of the angle fixing mechanism, the bolt can be screwed through rotating the hand, so that the bolt can rotate and move in the L-shaped plate, the pressing plate is driven to stretch and move, the ultrasonic scalpel body is extruded, the sleeve can be fixed, and the cutting deviation and the occurrence of medical accidents caused by the rotation of the sleeve in the operation process are prevented.

Drawings

FIG. 1 is a schematic view of an overall structure of an ultrasonic scalpel with a quick replaceable tool holder according to the present invention;

FIG. 2 is a schematic view of an alternative structure of the present invention;

FIG. 3 is a schematic view of the connection mechanism of the present invention;

fig. 4 is a schematic structural view of the angle fixing mechanism of the present invention.

In the figure: 1. an ultrasonic blade body; 2. a control button; 3. external connection; 4. a handle bar; 5. an ultrasonic wave emitting head; 6. replacing the structure; 601. a bearing; 602. a sleeve; 603. a T-shaped bolt; 604. a first return spring; 7. a connecting mechanism; 701. a compression spring; 702. a first copper sheet; 703. a wire; 704. a second copper sheet; 8. an angle fixing mechanism; 801. an L-shaped plate; 802. screwing the bolt by hand; 803. a movable shaft; 804. pressing a plate; 805. a second return spring.

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. 1-4, the present invention provides the following technical solutions: the utility model provides a but ultrasonic knife of quick replacement cutter arbor, including ultrasonic knife body 1, control button 2 is installed to 1 one side of ultrasonic knife body, and 1 bottom electric connection of ultrasonic knife body has external connection 3, 1 one end of ultrasonic knife body is connected with

handle pole

4, and 4 other end fixedly connected with ultrasonic emission head 5 of handle pole, install between ultrasonic knife body 1 and the handle pole 4 and change structure 6, and change structure 6 including with 1 one end fixed connection's of ultrasonic knife body bearing 601, the bearing 601 other end rotates and is connected with sleeve 602, and the inside activity of sleeve 602 has cup jointed T type bolt 603, and fixedly connected with first reset spring 604 between this T type bolt 603 and the sleeve 602 top, sleeve 602 internally mounted has coupling mechanism 7, sleeve 602 surface mounting has angle fixed establishment 8.

Through adopting above-mentioned technical scheme, be equipped with the connecting wire in the handle of a knife pole 4, with 5 electric connection of ultrasonic emission head, and preset the jack in the handle of a knife pole 4, can cup joint with T type bolt 603 and be connected.

Specifically, the T-shaped plug 603 is movably sleeved with the handle bar 4, and the handle bar 4 is movably sleeved with the sleeve 602.

By adopting the technical scheme, the knife handle rod 4 can be sleeved in the sleeve 602 to be connected with the sleeve 602.

Specifically, the T-shaped plug 603 and the sleeve 602 form an elastic telescopic structure through the first return spring 604, and the sleeve 602 and the ultrasonic blade body 1 form a rotary structure through the bearing 601.

By adopting the above technical scheme, the preset first return spring 604 can drive the T-shaped plug pin 603 to move downwards, and the T-shaped plug pin passes through the preset jack of the handle bar 4 and the other end of the sleeve 602, so that the handle bar 4 and the sleeve 602 can be fixed.

Specifically, the connection mechanism 7 includes a compression spring 701 fixedly connected to one side of the inner wall of the sleeve 602, the other end of the compression spring 701 is fixedly connected to a first copper sheet 702, a lead 703 is fixedly connected to one end of the first copper sheet 702 away from the center line of the sleeve 602, one end of the handle bar 4 is electrically connected to a second copper sheet 704, and the handle bar 4 is fixedly connected to the second copper sheet 704.

By adopting the above technical scheme, the elastic characteristic of the preset compression spring 701 can press the first copper sheet 702 to move, so that the first copper sheet 702 can be tightly attached to the second copper sheet 704.

Specifically, the lead 703 is connected to one side of the inner wall of the sleeve 602 in an embedded manner, and the lead 703 passes through the bearing 601 to be electrically connected to the ultrasonic scalpel body 1.

By adopting the technical scheme, the ultrasonic scalpel body 1 can be electrically connected with the scalpel handle rod 4 through the conducting wire 703 and the first copper sheet 702 and the second copper sheet 704.

Specifically, the second copper sheet 704 is movably connected to the first copper sheet 702, and the first copper sheet 702 and the sleeve 602 form an elastic telescopic structure through the compression spring 701.

By adopting the technical scheme, the ultrasonic knife body 1 can control and operate the ultrasonic transmitting head 5 electrically connected with one end of the knife handle rod 4.

Specifically, the angle fixing mechanism 8 comprises an L-shaped plate 801 fixedly connected with the top end of the sleeve 602, a hand-screwed bolt 802 is connected to the inner thread of the L-shaped plate 801, a movable shaft 803 is rotatably connected to the bottom end of the hand-screwed bolt 802, a pressing plate 804 is fixedly connected to the bottom end of the movable shaft 803, and a second return spring 805 is fixedly connected between the pressing plate 804 and the L-shaped plate 801.

By adopting the technical scheme, the hand-screwed bolt 802 is rotated, and the hand-screwed bolt 802 can rotate in the L-shaped plate 801 to move up and down, so that the pressing plate 804 can be driven to move up and down.

Specifically, the pressing plate 804 and the L-shaped plate 801 form a telescopic structure through the movable shaft 803 and the hand-screwed bolt 802, and the pressing plate 804 and the hand-screwed bolt 802 form a rotary structure through the movable shaft 803 and the hand-screwed bolt 802.

By adopting the above technical scheme, the pressing plate 804 presses the surface of the ultrasonic blade body 1, so that the angle of the sleeve 602 can be fixed.

The working principle and the using process of the invention are as follows: when the ultrasonic scalpel is used, the T-shaped bolt 603 is manually pulled, the T-shaped bolt 603 pulls the first return spring 604 to move upwards, the hilt rod 4 is sleeved in the sleeve 602, the T-shaped bolt 603 is driven to move downwards through the elastic characteristic of the first return spring 604, the T-shaped bolt penetrates through a jack preset in the hilt rod 4 and the other end of the sleeve 602 to connect the hilt rod 4 with the sleeve 602, the first copper sheet 702 is extruded to move through the elastic characteristic of the compression spring 701, the first copper sheet 702 is tightly attached to the second copper sheet 704, the ultrasonic scalpel body 1 is electrically connected with the hilt rod 4 through the wire 703, the first copper sheet 702 and the second copper sheet 704, the ultrasonic scalpel body 1 can control the ultrasonic emission head 5 at one end of the hilt rod 4, the hilt rod 602 is manually rotated, the sleeve 602 drives the hilt rod 4 to rotate, and the ultrasonic emission head 5 at one end of the hilt rod 4 is rotated by an angle, the cutting position of the ultrasonic wave emitting head 5 is changed, then the hand-screwed bolt 802 is manually rotated, the hand-screwed bolt 802 rotates in the L-shaped plate 801 and moves downwards, so that the pressing plate 804 is driven to move downwards to press the surface of the ultrasonic knife body 1, the angle of the sleeve 602 is fixed, and the working principle of the device is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but ultrasonic knife of quick replacement cutter arbor, includes ultrasonic knife body (1), its characterized in that: a control button (2) is arranged on one side of the ultrasonic scalpel body (1), an external wire (3) is electrically connected to the bottom end of the ultrasonic scalpel body (1), a scalpel handle rod (4) is connected to one end of the ultrasonic scalpel body (1), and the other end of the knife handle rod (4) is fixedly connected with an ultrasonic transmitting head (5), a replacing structure (6) is arranged between the ultrasonic knife body (1) and the knife handle rod (4), and the replacing structure (6) comprises a bearing (601) fixedly connected with one end of the ultrasonic scalpel body (1), the other end of the bearing (601) is rotatably connected with a sleeve (602), a T-shaped bolt (603) is movably sleeved in the sleeve (602), and a first return spring (604) is fixedly connected between the T-shaped bolt (603) and the top end of the sleeve (602), the connecting mechanism (7) is installed inside the sleeve (602), and the angle fixing mechanism (8) is installed on the surface of the sleeve (602).

2. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 1, wherein: the T-shaped bolt (603) is movably sleeved with the knife handle rod (4), and the knife handle rod (4) is movably sleeved with the interior of the sleeve (602).

3. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 1, wherein: the T-shaped bolt (603) and the sleeve (602) form an elastic telescopic structure through a first return spring (604), and the sleeve (602) and the ultrasonic knife body (1) form a rotating structure through a bearing (601).

4. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 1, wherein: the connecting mechanism (7) comprises a compression spring (701) fixedly connected with one side of the inner wall of the sleeve (602), the other end of the compression spring (701) is fixedly connected with a first copper sheet (702), one end, far away from the center line of the sleeve (602), of the first copper sheet (702) is fixedly connected with a lead (703), one end of the handle rod (4) is electrically connected with a second copper sheet (704), and the handle rod (4) is fixedly connected with the second copper sheet (704).

5. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 4, wherein: the lead (703) is connected with one side of the inner wall of the sleeve (602) in an embedded mode, and the lead (703) penetrates through the bearing (601) to be electrically connected with the ultrasonic scalpel body (1).

6. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 4, wherein: the second copper sheet (704) is movably connected with the first copper sheet (702), and the first copper sheet (702) and the sleeve (602) form an elastic telescopic structure through the compression spring (701).

7. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 1, wherein: angle fixed establishment (8) including with sleeve (602) top fixed connection's L template (801), and L template (801) internal thread is connected with hand and twists bolt (802), hand is twisted bolt (802) bottom and is rotated and be connected with loose axle (803), and loose axle (803) bottom fixedly connected with clamp plate (804), fixedly connected with second reset spring (805) between clamp plate (804) and L template (801).

8. The ultrasonic blade capable of rapidly replacing the blade holder as set forth in claim 7, wherein: the pressing plate (804) and the L-shaped plate (801) form a telescopic structure through the movable shaft (803), the hand-screwed bolt (802), and the pressing plate (804) and the hand-screwed bolt (802) form a rotating structure through the movable shaft (803).