CN210784556U

CN210784556U - Electric clamping device, ultrasonic scalpel handle and ultrasonic surgical instrument

Info

Publication number: CN210784556U
Application number: CN201921508517.6U
Authority: CN
Inventors: 许博; 朱俊宇; 张凯琪; 吴增成; 朱春强; 吴理杰; 郭博元; 张凯茜
Original assignee: Taihui Shandong Medical Technology Co ltd; Taihui Beijing Medical Technology Co ltd
Current assignee: Taihui Shandong Medical Technology Co ltd; Taihui Beijing Medical Technology Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-19
Anticipated expiration: 2029-09-09

Abstract

The embodiment of the application discloses electric clamping device, ultrasonic scalpel handle and ultrasonic surgical instrument. One embodiment of the electric clamp apparatus comprises: the jaw type motor driving device comprises a jaw, a fixing frame, a motor, a driving wire and a fixing rod, wherein the first end of the driving wire is connected with the jaw, the second end of the driving wire is connected with a motor rotating shaft of the motor in a matched mode, and the jaw is arranged at one end of the fixing frame through the jaw rotating shaft. This embodiment has realized having richened electric clamping device's implementation, because the volume and the weight of drive wire are less, consequently can reduce the power of motor, be favorable to practicing thrift the electric energy that the motor consumed to reduce the space that high-power motor occupied.

Description

Electric clamping device, ultrasonic scalpel handle and ultrasonic surgical instrument

Technical Field

The embodiment of the application relates to the technical field of medical instruments, in particular to an electric clamping device, an ultrasonic scalpel handle and an ultrasonic scalpel.

Background

In many existing technical fields, a clamping system is generally used for clamping and fixing some objects. In the field of medical instruments, for example, clamping systems are generally provided on medical instruments, which are capable of clamping biological tissues, comprising a clamping system in which the jaws are closed or opened manually or electrically by an operator. Taking an ultrasonic scalpel as an example, the conventional electric clamping mode of the ultrasonic scalpel is to drive the inner tube or the outer tube to move longitudinally to drive the jaws to open or close, and because the inner tube or the outer tube is mentioned and has large mass, a high-power motor needs to be installed to drive the inner tube or the outer tube to move, so that the cost is high and more electric energy is consumed.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides an electric clamping device, an ultrasonic scalpel handle and an ultrasonic surgical instrument, and aims to solve the technical problems mentioned in the background technology.

In a first aspect, an embodiment of the present application provides an electric clamping device, including: the jaw structure comprises a jaw 101, a fixing frame 102, a motor 103, a driving wire 104 and a fixing rod 105, wherein a first end of the driving wire 104 is connected with the jaw 101, a second end of the driving wire 104 is connected with a motor rotating shaft 1031 of the motor 103 in a matching mode, and the jaw 101 is arranged at one end of the fixing frame 102 through a jaw rotating shaft 1011.

In some embodiments, the number of the driving wires 104 is one, a rack is disposed on the driving wire 104, and a gear is disposed on the motor shaft 1031, and the rack is connected with the gear in a matching manner.

In some embodiments, the number of the driving wires is two, and the driving wires include a first driving wire 1041 and a second driving wire 1042, first ends of the first driving wire 1041 and the second driving wire 1042 are respectively disposed at two sides of the jaw rotating shaft 1011, and the first driving wire 1041 and the second driving wire 1042 are driven by the motor 103 to move in opposite directions.

In some embodiments, the number of the motors 103 is one, racks are disposed on the first driving wire 1041 and the second driving wire 1042, gears are disposed on shafts of the motors 103, the racks are connected with the gears in a matching manner, and the racks on the first driving wire 1041 and the second driving wire 1042 are disposed on two sides of the motor shaft 1031, respectively.

In some embodiments, the number of the motors 103 is two, and the motors include a first motor 1032 and a second motor 1033, a gear is disposed on a rotating shaft of each of the first motor 1032 and the second motor 1033, a rack is disposed on each of the first driving line 1041 and the second driving line 1042 and is in fit connection with the gear, and the first motor 1032 and the second motor 1033 are configured to drive the first driving line 1041 and the second driving line 1042 to move in opposite directions, respectively.

In some embodiments, the first driving wire 1041 and the second driving wire 1042 are made of soft materials, and the second ends of the first driving wire 1041 and the second driving wire 1042 are wound around the motor shaft 1031 in opposite winding directions.

In some embodiments, a resilient pad 1012 is disposed on the jaw 101.

In a second aspect, embodiments of the present application provide an ultrasonic scalpel handle, which is provided with an electric clamping device as described in any one of the implementations of the first aspect.

In a third aspect, embodiments of the present application provide an ultrasonic surgical instrument, including: an ultrasonic-blade main body 601, an excitation switch 602, and an ultrasonic-blade handle 603 as described in the second aspect above, wherein the ultrasonic-blade main body 601 is electrically connected to the excitation switch 602 and the ultrasonic-blade handle 603, respectively.

The embodiment of the application provides an electric clamping device, ultrasonic scalpel handle and ultrasonic surgical instrument, drive wire longitudinal movement through using the motor, the drive wire drives keeping silent around the pivot of keeping silent and rotates, open or closed to realize keeping silent, electric clamping device's implementation has been richened, because the volume and the weight of drive wire are less, consequently can reduce the power of motor, be favorable to practicing thrift the electric energy that the motor consumed, and reduce the space that high-power motor occupied.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural view of one embodiment of a motorized clamping device according to the present application;

FIG. 2 is a schematic structural view of another embodiment of a motorized clamping device according to the present application;

FIG. 3 is a schematic structural view of another embodiment of a motorized clamping device according to the present application;

FIG. 4 is a schematic illustration of the winding direction of the first and second drive wires of the motorized clamping device according to the present application;

FIG. 5 is a schematic structural view of one embodiment of an ultrasonic surgical blade handle according to the present application;

FIG. 6 is a schematic structural view of an embodiment of an ultrasonic surgical instrument according to the present application.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Fig. 1 shows a schematic structural view of an embodiment of the electric clamp apparatus of the present application. As shown in fig. 1, the electric clamping apparatus may include: the jaw structure comprises a jaw 101, a fixing frame 102, a motor 103, a driving wire 104 and a fixing rod 105, wherein a first end of the driving wire 104 is connected with the jaw 101, a second end of the driving wire 104 is connected with a motor rotating shaft 1031 of the motor 103 in a matching mode, and the jaw 101 is arranged at one end of the fixing frame 102 through a jaw rotating shaft 1011.

In this embodiment, the motor 103 is configured to drive the driving wire 104 to move longitudinally, and the driving wire 104 drives the jaw 101 to rotate along the jaw rotating shaft 1011, so as to open or close the jaw 101 relative to the fixing rod 105. Various objects can be placed between the securing rod 105 and the jaws 101, which can be gripped when the jaws 101 are closed. The rotation direction of the motor rotation shaft 1031 can be controlled to be changed. Generally, the motor 103 may be connected to a controller for controlling the rotation direction of the motor 103, and the controller sends a signal for controlling the rotation direction of the motor 103, thereby controlling the rotation direction of the motor rotation shaft 1031.

In this embodiment, the drive wire 104 may be a variety of materials including, but not limited to, a metal rod, a metal wire such as a steel wire, a non-metal wire such as a rope made of various materials, and the like.

The driving wire 104 and the motor shaft 1031 may be coupled by various means, such as gear coupling, thread coupling, pulley coupling, etc.

In some optional implementation manners of this embodiment, as shown in fig. 1, the number of the driving wires 104 is one, a rack is disposed on the driving wire 104, a gear is disposed on the motor rotation shaft 1031, and the rack is connected with the gear in a matching manner. When the motor shaft 1031 rotates, the gear drives the rack to move longitudinally, thereby controlling the opening or closing of the jaws 101.

In some optional implementations of the embodiment, the number of the driving wires 104 is two, and the driving wires include a first driving wire 1041 and a second driving wire 1042, first ends of the first driving wire 1041 and the second driving wire 1042 are respectively disposed at two sides of the jaw rotating shaft 1011, and the first driving wire 1041 and the second driving wire 1042 are driven by the motor 103 to move in opposite directions. As shown in fig. 2, connection points of the first driving wire 1041 and the second driving wire 1042 with the jaw 101 are respectively located at two sides of the jaw spindle 1011, second ends of the first driving wire 1041 and the second driving wire 1042 are connected with the motor spindle 1031 in a matching manner, and when the motor spindle 1031 rotates, the first driving wire 1041 and the second driving wire 1042 simultaneously move in opposite directions. In this embodiment, the first driving wire 1041 and the second driving wire 1042 may be made of a hard material such as a metal rod or a hard steel wire, or may be made of a soft material such as a soft steel wire or a nylon rope. The first driving wire 1041 and the second driving wire 1042 may be connected to the motor shaft 1031 in various ways. By providing two drive wires, the force applied to the jaw 101 during rotation can be distributed, thereby reducing the risk of damage to the jaw 101, the drive wires 104, the motor 103, and other components.

In some optional implementations of this embodiment, as shown in fig. 2, the number of the motors 103 is one, racks are disposed on the first driving wire 1041 and the second driving wire 1042, a gear is disposed on a rotating shaft of the motor 103, the racks are connected with the gear in a matching manner, and the racks on the first driving wire 1041 and the second driving wire 1042 are disposed on two sides of the rotating shaft 1031 of the motor, respectively. When the motor rotation shaft 1031 rotates, since the first driving wire 1041 and the second driving wire 1042 are respectively disposed at both sides of the motor rotation shaft 1031, the moving directions of the first driving wire 1041 and the second driving wire 1042 are opposite. This implementation mode drives two drive wires through a motor and removes with gear and rack complex mode simultaneously, and the implementation mode is simpler and more convenient.

In some optional implementations of this embodiment, as shown in fig. 3, the number of the motors 103 is two, and the two motors include a first motor 1032 and a second motor 1033, motor shafts of the first motor 1032 and the second motor 1033 are both provided with gears, the first driving wire 1041 and the second driving wire 1042 are both provided with racks, the racks are connected with the gears in a matching manner, and the first motor 1032 and the second motor 1033 are configured to drive the first driving wire 1041 and the second driving wire 1042 to move in opposite directions, respectively. The first and

second motors

1032, 1033 may be connected to a controller for controlling the rotation directions of the motors, and the controller may send control signals to the first and

second motors

1032, 1033, respectively, to control the first and

second motors

1032, 1033 to rotate. Through setting up two motors, can realize controlling two drive wires respectively and remove, be favorable to with the atress dispersion of motor, reduce the power of single motor, reduce the risk that motor shaft damaged.

In some optional implementations of the present embodiment, the first driving line 1041 and the second driving line 1042 are made of soft materials, and the second ends of the first driving line 1041 and the second driving line 1042 are wound on the motor spindle 1031 in opposite winding directions. Specifically, as shown in fig. 4, the first driving line 1041 and the second driving line 1042 are wound in opposite directions. The driving wire 104 made of soft material may be a soft steel wire, a nylon rope, a rubber rope, or the like. When the motor spindle 1031 rotates, one of the first drive wire 1041 and the second drive wire 1042 is tensioned and the other is loosened, thereby opening or closing the jaws 101. It should be noted that the connection manner of the first driving wire 1041 and the second driving wire 1042 shown in fig. 4 and the motor rotating shaft 1031 is only an example, and in practice, the first driving wire 1041 and the second driving wire 1042 may also be connected to the motor rotating shaft 1031 by a device such as a pulley.

In some optional implementations of this embodiment, a resilient pad 1012 is disposed on the jaw 101. The resilient pad 1012 may be such that when the jaws 101 are clamped, the object being held (e.g., biological tissue) is protected from being scratched.

The above-mentioned embodiment of this application provides electric clamping device, through using the motor to drive line longitudinal movement, the drive line drives to keep silent around keeping silent the pivot and rotate to realize opening or closing of keeping silent, enriched electric clamping device's implementation, because the volume and the weight of drive line are less, consequently can reduce the power of motor, be favorable to practicing thrift the electric energy that the motor consumed, and reduce the space that high-power motor occupied.

With further reference to FIG. 5, a schematic structural view of one embodiment of an ultrasonic surgical blade handle 500 of the present application is shown. The ultrasonic scalpel handle 500 is provided with a power clamp device as described in any one of the embodiments of fig. 1-4. The ultrasonic scalpel handle may include a blade bar (i.e., the fixing bar 105) outputting ultrasonic energy, and when the jaw 101 included in the electric clamping device is closed, the biological tissue clamped between the jaw 101 and the blade bar may be cut and coagulated by the ultrasonic energy. In this embodiment, the handle of the ultrasonic scalpel comprises an outer tube, which is the fixing frame 102 described in the above embodiments.

According to the ultrasonic scalpel handle provided by the embodiment of the application, the electric clamping device described in any one of the embodiments of fig. 1-4 is introduced, so that compared with a mode that the jaw is driven to move by driving the outer tube or the inner tube in the prior art, the power of the motor in the ultrasonic scalpel handle is reduced, the electric energy consumed by the motor is saved, and the space inside the ultrasonic scalpel handle occupied by the motor is favorably reduced.

With further reference to FIG. 6, a schematic structural diagram of one embodiment of an ultrasonic surgical instrument 600 of the present application is shown. The ultrasonic surgical device 600 includes: an ultrasonic blade main unit 601, an excitation switch 602, and an ultrasonic scalpel handle 603 as described in the embodiment shown in fig. 5. Wherein, the ultrasonic scalpel host is respectively electrically connected with the excitation switch and the ultrasonic scalpel handle. The ultrasonic blade main unit 601 may be used to control the rotation direction of the rotating shaft of the motor, and the excitation switch may include, but is not limited to, at least one of the following: foot switches, hand switches, etc.

According to the ultrasonic surgical instrument provided by the embodiment of the application, the ultrasonic scalpel handle described by the embodiment shown in fig. 5 is introduced, so that the power of the motor in the ultrasonic scalpel handle can be reduced, the electric energy consumed by the motor is saved, and the space inside the ultrasonic scalpel handle occupied by the motor is favorably reduced.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. An electric clamp device, characterized in that the device comprises: the utility model provides a keep silent, including keep silent (101), mount (102), motor (103), drive wire (104), dead lever (105), the first end of drive wire (104) with keep silent (101) and connect, the second end of drive wire (104) with motor shaft (1031) cooperation of motor (103) is connected, keep silent (101) through keep silent pivot (1011) setting up the one end of mount (102).

2. The electric clamping device according to claim 1, wherein the number of the driving wires (104) is one, a rack is arranged on the driving wires (104), a gear is arranged on the motor rotating shaft (1031), and the rack is connected with the gear in a matching way.

3. The electric clamping device according to claim 1, wherein the number of the driving wires is two, and the driving wires comprise a first driving wire (1041) and a second driving wire (1042), first ends of the first driving wire (1041) and the second driving wire (1042) are respectively disposed at two sides of the jaw rotating shaft (1011), and the first driving wire (1041) and the second driving wire (1042) are driven by the motor (103) to move in opposite directions.

4. An electric clamping device according to claim 3, characterized in that the number of the motors (103) is one, racks are arranged on the first driving wire (1041) and the second driving wire (1042), a gear is arranged on the shaft of the motor (103), the racks are connected with the gear in a matching way, and the racks on the first driving wire (1041) and the second driving wire (1042) are respectively arranged on two sides of the motor shaft (1031).

5. The electric clamping device according to claim 3, wherein the number of the motors (103) is two, and the electric clamping device comprises a first motor (1032) and a second motor (1033), wherein the motor shafts of the first motor (1032) and the second motor (1033) are provided with gears, the first driving wire (1041) and the second driving wire (1042) are provided with racks, the racks are in fit connection with the gears, and the first motor (1032) and the second motor (1033) are used for driving the first driving wire (1041) and the second driving wire (1042) to move in opposite directions respectively.

6. An electric clamping device according to claim 3, characterized in that the first driving wire (1041) and the second driving wire (1042) are soft material, and the second ends of the first driving wire (1041) and the second driving wire (1042) are wound around the motor shaft (1031) in opposite winding directions.

7. Electric clamping device according to one of the claims 1 to 6, characterized in that an elastic gasket (1012) is provided on the jaw (101).

8. An ultrasonic scalpel handle, wherein the handle is provided with a powered clamping device as claimed in any one of claims 1 to 7.

9. An ultrasonic surgical instrument, comprising: the ultrasonic-scalpel handle (603) of claim 8, further comprising an ultrasonic-scalpel host (601), an excitation switch (602), wherein the ultrasonic-scalpel host (601) is electrically connected to the excitation switch (602) and the ultrasonic-scalpel handle (603), respectively.