CN210644868U

CN210644868U - Ultrasonic knife with smoke recovery function

Info

Publication number: CN210644868U
Application number: CN201921147063.4U
Authority: CN
Inventors: 宋禾
Original assignee: First Hospital of China Medical University
Current assignee: First Hospital of China Medical University
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-02
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses an supersound sword with smog is retrieved function, including supersound sword main part, supersound sword main part comprises handle, cutter arbor and tool bit, the inner chamber top right side screw connection of handle has flow control mechanism, and flow control mechanism's top extends the upper surface of handle, the inner chamber left side interference fit of cutter arbor is connected with the cone, the round hole has evenly been seted up on the left side surface of cone, the outer wall right side interference fit of cone is connected with first trachea, the inner chamber that the cutter arbor was extended on first tracheal right side is connected with flow control mechanism's left side bottom interference fit, flow control mechanism's right side bottom interference fit is connected with the second trachea. This supersound sword with smog is retrieved function can realize the attraction of smog during the operation, can also regulate and control the suction that attracts smog, guarantees the definition in camera lens field of vision, has improved the accuracy of supersound sword operation, more does benefit to the popularization.

Description

Ultrasonic knife with smoke recovery function

Technical Field

The utility model relates to the technical field of medical equipment, specifically be an supersound sword with smog is retrieved function.

Background

The ultrasonic scalpel is a new medical energy source which is applied to surgical operations abroad from the late stage of 80 years, is developed rapidly in developed countries such as the United states, Japan and the like at present, is widely applied to various surgical operations, is an ideal cutting hemostasis tool for abdominal laparoscopic surgery, generates a large amount of smoke during high-frequency ultrasonic coagulation in actual use, influences the visual field of a lens and reduces the accuracy of the ultrasonic scalpel operation, and is designed to be provided with an aspirator from the end of the ultrasonic scalpel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an supersound sword with smog is retrieved function to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrasonic knife with a smoke recovery function comprises an ultrasonic knife main body, wherein the ultrasonic knife main body is composed of a handle, a knife bar and a knife head, a flow control mechanism is connected to the right side of the top end of an inner cavity of the handle through a screw, and the top end of the flow control mechanism extends out of the upper surface of the handle;

the left side of an inner cavity of the cutter bar is connected with a conical head in an interference fit manner, round holes are uniformly formed in the left side surface of the conical head, the right side of the outer wall of the conical head is connected with a first air pipe in an interference fit manner, the inner cavity of the cutter bar, extending out of the right side of the first air pipe, is connected with the left bottom end of a flow control mechanism in an interference fit manner, the right bottom end of the flow control mechanism is connected with a second air pipe in an interference fit manner, and the right side of the outer wall, extending out of a;

flow control mechanism includes the shell, the top of shell and the inner chamber top right side screw connection of handle, the left side bottom of shell is connected with the outer wall right side interference fit of first trachea, the right side bottom of shell is connected with the outer wall left side interference fit of second trachea, the inner chamber top central point of shell puts the spiro union and has the screw rod, the top of screw rod extends the upper surface and the screw connection of shell and handle in proper order has the knob, the bottom welding of screw rod has the steel ball, the outer wall of steel ball has cup jointed the rectangular block, the outer wall of rectangular block bonds the rubber sleeve who has with the contact of shell inner wall.

Preferably, the left side of the conical head is in the shape of a circular arc.

Preferably, the cross section of the inner cavity of the outer wall is rectangular, and the rubber sleeve is inserted into the shell in a matched mode.

Preferably, the length of the opening at the top end of the rectangular block is smaller than the diameter of the steel ball.

Compared with the prior art, the beneficial effects of the utility model are that: this supersound sword with function is retrieved to smog, during the operation, the self suction that utilizes outside suction fan can make the round hole on the conical head attract the smog at operation position, can control the flow sectional area size between first trachea and the second trachea through flow control mechanism, play the effect that changes the round hole suction to can realize the attraction of smog during the operation, can also regulate and control the suction that attracts smog, guarantee the definition in camera lens field of vision, improve the accuracy of supersound sword operation, more do benefit to the popularization.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a schematic view of a conical head structure according to the present invention;

fig. 3 is a front sectional view of the flow control mechanism of the present invention.

In the figure: 1. the ultrasonic scalpel comprises an ultrasonic scalpel body, a handle, a knife rod, a knife head, a flow control mechanism, a shell, a screw rod, a knob, a 504, a steel ball, a 505, a rectangular block, a 506, a rubber sleeve, a 6, a conical head, a 7, a round hole, a 8, a first air pipe, a 9 and a second air pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an ultrasonic knife with a smoke recovery function comprises an ultrasonic knife main body 1, wherein the ultrasonic knife main body 1 is composed of a handle 2, a knife bar 3 and a knife head 4, a flow control mechanism 5 is connected to the right side of the top end of an inner cavity of the handle 2 through a screw, and the top end of the flow control mechanism 5 extends out of the upper surface of the handle 2;

the left side of the inner cavity of the cutter bar 3 is connected with a conical head 6 in an interference fit manner, the left side surface of the conical head 6 is uniformly provided with round holes 7, smoke generated in the operation can be sucked through the round holes 7, the right side of the outer wall of the conical head 6 is connected with a first air pipe 8 in an interference fit manner, the inner diameter lengths of the first air pipe 8 and the second air pipe 9 are equal to one half of the height of the inner cavity of the shell 501 and are positioned at the lower half part of the inner cavity of the shell 501, the inner cavity of the cutter bar 3 extending out of the right side of the first air pipe 8 is connected with the left bottom end of the flow control mechanism 5 in an interference fit manner, the right bottom end of the flow control mechanism 5 is connected with the second air pipe 9 in an interference fit manner, the second air pipe 9 is a hose, the situation;

the flow control mechanism 5 comprises a shell 501, the top end of the shell 501 is in screw connection with the right side of the top end of the inner cavity of the handle 2, the bottom end of the left side of the shell 501 is in interference fit connection with the right side of the outer wall of the first air pipe 8, the bottom end of the right side of the shell 501 is in interference fit connection with the left side of the outer wall of the second air pipe 9, a screw 502 is screwed in the center position of the top end of the inner cavity of the shell 501, when the screw 502 rotates clockwise or anticlockwise, the steel ball 504 can move upwards or downwards while rotating clockwise or anticlockwise, the top end of the screw 502 sequentially extends out of the upper surfaces of the shell 501 and the handle 2 and is in screw connection with a knob 503, the bottom end of the screw 502 is welded with the steel ball 504, the outer wall of the steel ball 504 is sleeved with a rectangular block 505, the outer wall of the rectangular block 505 is bonded with a, the suction force can be adjusted from an opening state to a closing state, and the unlimited adjustment of the suction force is realized.

Preferably, the left side of the conical head 6 is arc-shaped, and round holes 7 can be formed in the conical head 6 from multiple directions, so that the round holes 7 can suck the smoke from different directions, and the smoke suction effect is improved.

As a preferable scheme, the cross section of the inner cavity of the housing 501 is rectangular, and the rubber sleeve 506 is inserted into the housing 501 in a matching manner, so that the rubber sleeve 506 is prevented from rotating in the housing 501, and mechanical wear of the rubber sleeve 506 in the moving process is reduced.

Preferably, the length of the opening at the top end of the rectangular block 505 is smaller than the diameter of the steel ball 504, so that the rectangular block 505 is prevented from being separated from the steel ball 504, and the steel ball 504 is ensured to drive the rectangular block 505 to move up and down.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

During operation, the cutter head 4 generates a large amount of smoke during high-frequency ultrasonic coagulation, the external suction fan provides a suction force for the conical head 6 through the matching of the second air pipe 9 and the first air pipe 8 by utilizing the suction force of the external suction fan, the left side of the conical head 6 is arc-shaped, the round hole 7 can suck the smoke at an operation position from multiple directions, the smoke is prevented from influencing the visual field of a lens, when the suction force of the round hole 7 on the conical head 6 needs to be adjusted, the knob 503 is rotated clockwise or anticlockwise, the screw 502 is enabled to drive the steel ball 504 to rotate clockwise or anticlockwise, the screw 502 pushes the rubber sleeve 506 to move upwards or downwards through the rectangular block 505 during rotation, the ventilation sectional area between the first air pipe 8 and the second air pipe 9 is increased or decreased, the suction force for sucking the smoke can be changed by the round hole 7 according to the requirement of the operation, and the device can suck the smoke generated during the, and the suction is adjustable, can guarantee the field of vision definition of camera lens, the doctor of being more convenient for uses in the operation.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "snap" and "pivot" and "snap" and "weld" and "screw" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 an supersound sword with smog is retrieved function, includes supersound sword main part (1), supersound sword main part (1) comprises handle (2), cutter arbor (3) and tool bit (4), its characterized in that: the right side of the top end of the inner cavity of the handle (2) is connected with a flow control mechanism (5) through a screw, and the top end of the flow control mechanism (5) extends out of the upper surface of the handle (2);

the left side of an inner cavity of the cutter bar (3) is connected with a conical head (6) in an interference fit manner, the left side surface of the conical head (6) is uniformly provided with round holes (7), the right side of the outer wall of the conical head (6) is connected with a first air pipe (8) in an interference fit manner, the right side of the first air pipe (8) extends out of the inner cavity of the cutter bar (3) and is connected with the left bottom end of the flow control mechanism (5) in an interference fit manner, the right bottom end of the flow control mechanism (5) is connected with a second air pipe (9) in an interference fit manner, and the right side of the second air pipe (9) extends;

flow control mechanism (5) include shell (501), the top of shell (501) and the inner chamber top right side screwed connection of handle (2), the left side bottom of shell (501) is connected with the outer wall right side interference fit of first trachea (8), the right side bottom of shell (501) is connected with the outer wall left side interference fit of second trachea (9), the inner chamber top central point of shell (501) puts spiro union has screw rod (502), the top of screw rod (502) extends the upper surface and the screwed connection of shell (501) and handle (2) in proper order has knob (503), the bottom welding of screw rod (502) has steel ball (504), the outer wall of steel ball (504) has cup jointed rectangular block (505), the outer wall bonding of rectangular block (505) has rubber sleeve (506) with shell (501) inner wall contact.

2. The ultrasonic blade with the smoke recycling function according to claim 1, wherein: the left side of the conical head (6) is arc-shaped.

3. The ultrasonic blade with the smoke recycling function according to claim 1, wherein: the cross section of the inner cavity of the shell (501) is rectangular, and the rubber sleeve (506) is in adaptive splicing with the shell (501).

4. The ultrasonic blade with the smoke recycling function according to claim 1, wherein: the length of the top opening of the rectangular block (505) is smaller than the diameter of the steel ball (504).