CN211243602U

CN211243602U - Frequency conversion wireless ultrasonic knife and system thereof

Info

Publication number: CN211243602U
Application number: CN201921896418.XU
Authority: CN
Inventors: 高梓恒
Original assignee: Xinhai Hexing Science And Technology Dalian Co ltd
Current assignee: Xinhai Hexing Science And Technology Dalian Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-14
Anticipated expiration: 2029-10-31

Abstract

The utility model provides a frequency conversion wireless supersound sword, include: the ultrasonic knife comprises an ultrasonic knife conducting shaft rod, an ultrasonic knife head arranged in front of the guide shaft rod, a sleeve arranged outside the guide shaft rod and a main control and handheld grab handle for controlling the ultrasonic knife head; and the fastening and adjusting knob is arranged at the tail end of the ultrasonic knife conducting shaft rod, and the ultrasonic knife head is connected with the master control and handheld grab handle through the knob. The inside control center that still is provided with the control of master control and handheld grab handle the supersound sword, for the supersound tool bit provides the electric energy unit of electric energy and arranges in the control of master control and handheld grab handle lower part the master switch that the supersound sword started and the multistage adjustable voltage switch of the regulating switch output of multistage control. The utility model discloses frequency conversion control wireless supersound sword system has the handheld structure that accords with human engineering, and safe and reliable's control system has dynamic adjustable input control, and frequency conversion output control, closed loop output feedback control are the main direction of future supersound sword development.

Description

Frequency conversion wireless ultrasonic knife and system thereof

Technical Field

The utility model relates to the technical field of medical equipment, particularly, especially, relate to a frequency conversion wireless supersound sword.

Background

The 1727 news reports that ultrasonic waves have biological effects and have the effects of causing heat and inflammation, LynnJG in 1942 proposed the possibility of carrying out tumors, through research and experiments for more than 50 years, the experimental liver tumor treatment of rabbits in 1991 succeeded, and the ultrasonic wave is widely applied to various laparoscopic surgeries, minimally invasive surgeries and related tumor treatment fields in clinic and the like in 1997. Until now, more than 1000 medical institutions have developed ultrasonic knife treatment applications all over the world. The application principle of the ultrasonic knife is that electric energy is converted into mechanical energy through a special conversion device, water in contacted tissue cells is vaporized through high-frequency ultrasonic oscillation, protein hydrogen bonds are broken, and the tissue is cut after being solidified.

The existing ultrasonic knife system is generally split, namely, the system is composed of an ultrasonic knife host, an output control switch, an ultrasonic knife handheld control unit, an ultrasonic transducer and a connecting cable. The whole control system is composed of a plurality of functional units, so that inconvenience is brought to the use and the carrying process of the control system, meanwhile, the host needs to be connected with an alternating current power supply, the placing position of the host is limited, and the safety of the host, such as the safety factors of an insulation and voltage resistance test, and the like, needs to be checked regularly. Meanwhile, the knife holding mode of a doctor in the operation process is limited by the connecting cable, so that the convenience of the operation is influenced.

The general control mode of sampling and frequency-fixing output of the wireless ultrasonic knife is used for cutting tissues, namely, a control unit is only responsible for outputting an electric control signal with designated frequency, and the output signal and the vibration effect generated by a transducer do not have real-time feedback detection and control compensation, which belongs to open-loop control and a so-called non-feedback state to a certain extent.

In the aspect of a human-computer interface, because the wireless ultrasonic scalpel is designed in a portable mode, no external connecting cable exists, and the wireless ultrasonic scalpel is powered by an internal battery, the battery has the problem of battery endurance, the medical operation process is continuous, if the battery is low in electric quantity in the middle to cause operation delay or termination, unimaginable serious medical accidents can be caused, and therefore the electric quantity display of the wireless ultrasonic scalpel is indispensable. On the other hand, the output power intensity of the ultrasonic scalpel is dynamically adjustable, so that the ultrasonic energy output condition of the ultrasonic scalpel needs to be displayed in real time so as to adapt to the use conditions of the ultrasonic scalpel at different positions in different operations, and an output intensity display system is also necessary.

Disclosure of Invention

In light of the above-mentioned technical problems, a frequency-variable wireless ultrasonic scalpel and a system thereof are provided. The utility model discloses mainly utilize a frequency conversion wireless supersound sword, a serial communication port, include: the ultrasonic knife comprises an ultrasonic knife conducting shaft rod, an ultrasonic knife head arranged in front of the guide shaft rod, a sleeve arranged outside the guide shaft rod and a main control and handheld grab handle for controlling the ultrasonic knife head; and the fastening and adjusting knob is arranged at the tail end of the ultrasonic knife conducting shaft rod, and the ultrasonic knife head is connected with the master control and handheld grab handle through the knob.

Furthermore, a control center for controlling the ultrasonic knife head, an electric energy unit for providing electric energy for the ultrasonic knife head, a main switch for controlling the starting of the ultrasonic knife and a multi-level voltage-adjustable electric switch for outputting by a multi-level control adjusting switch are arranged in the main control and handheld grab handle; the wireless ultrasonic knife is also provided with a strong output control switch.

Further, the ultrasonic blade is controlled by a trigger grip.

Further, the utility model discloses still contain a frequency conversion wireless supersound sword system, a serial communication port, include: the battery management system comprises an output feedback unit for monitoring the state of an output load in real time, a display unit for displaying relevant information, a test data memory unit for recording data and arranged in a control center, and a battery BMS management unit for monitoring and managing the battery system and realizing protection, wherein the battery BMS management unit is arranged at the bottom of a master control and handheld grab handle.

Further, the output feedback unit monitors the state of the output load in real time and displays the state through the display unit; meanwhile, the data are recorded and tested through the memory unit, and the system is monitored and protected through the battery BMS management unit.

Furthermore, when the control center receives the input signal, the input signal is converted into a control variable which can be identified by the controller through AD acquisition and digital filtering, and the corresponding output signal is preliminarily adjusted through a PID control mode.

Further, after the switch is closed, the frequency conversion wireless ultrasonic knife system enters a working standby state, the output of the ultrasonic knife is started through the multistage voltage-adjustable electric switch, the system is started and stopped through the switch, the output calibration of the output intensity is realized through the pressure of the amplitude adjusting switch, and the output amplitude and the intensity of the frequency amplitude are controlled in a rated mode.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses a change the fixed single mode of output of formula frequently in the past, can output and electric energy conversion of dynamic adjustment, be different from current product and technique completely. The output and the oscillation amplitude can be directly adjusted through the piezoelectric type multi-stage switch, and the output can be dynamically adjusted in real time and the cutting energy efficiency can be dynamically controlled. Simultaneously the utility model discloses an output feedback control has improved the efficiency of supersound sword by a wide margin to and the real-time assurance of cutting efficiency maximize has compensatied the defect of current product and technique. Compared with the existing products and technologies, the wireless ultrasonic scalpel has the advantages that the battery energy state and the dynamic output state of the ultrasonic scalpel can be displayed in real time, and the practicability, safety and reliability of the wireless ultrasonic scalpel are greatly improved.

In conclusion, the frequency conversion control wireless ultrasonic knife system has a handheld structure which accords with ergonomics, is a safe and reliable control system, has dynamically adjustable input control, frequency conversion output control and closed-loop output feedback control, and is the main direction of development of the future ultrasonic knife.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is the structure schematic diagram of the frequency conversion wireless ultrasonic scalpel of the utility model.

Fig. 2 is a schematic control logic diagram of the frequency conversion wireless ultrasound system of the present invention.

Fig. 3 is a schematic diagram 1 of the detection and feedback loop of the variable frequency wireless ultrasonic blade of the present invention.

Fig. 4 is a schematic diagram 2 of the detecting and feedback loop of the variable frequency wireless ultrasonic blade of the present invention.

Fig. 5 is a schematic diagram 3 of the detecting and feedback loop of the variable frequency wireless ultrasonic blade of the present invention.

In the figure: 1. an ultrasonic blade conducting shaft; 2. an ultrasonic cutter head; 3. a sleeve; 4. a hand-held grip; 5. a knob; 6. a control center; 7. an electric energy unit; 8. a master switch; 9. a multi-stage voltage-adjustable electric switch; 10. a strong output control switch; 11. a trigger grip; 12. an output feedback unit; 13. a display unit.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1, the utility model relates to a frequency conversion wireless ultrasonic scalpel, include: the ultrasonic scalpel comprises an ultrasonic scalpel conducting shaft rod 1, an ultrasonic scalpel head 2 arranged at the front part of the ultrasonic scalpel conducting shaft rod 1, a sleeve 3 arranged outside the ultrasonic scalpel head 1, and a main control and handheld grab handle 4 for controlling the ultrasonic scalpel head 2; and a fastening and adjusting knob 5 arranged at the tail end of the ultrasonic knife conducting shaft rod 1, and the ultrasonic knife head 2 is connected with the main control and handheld grab handle 4 through the knob 5.

As a preferred embodiment, in the present application, a control center 6 for controlling the ultrasonic scalpel head 2, an electric energy unit 7 for providing electric energy to the ultrasonic scalpel head 2, a main switch 8 disposed at the lower part of the main control and handheld handgrip 4 for controlling the start of the ultrasonic scalpel, and a multi-stage adjustable voltage switch 9 for adjusting the output of the switch are further disposed inside the main control and handheld handgrip 4; the wireless ultrasonic knife is also provided with a strong output control switch 10. It is understood that in other embodiments, the specific adjustment may be achieved by rotating an adjustment button, for example.

In a preferred embodiment, the ultrasonic blade (2) is controlled by a trigger grip (11).

As shown in fig. 2, the utility model discloses still contain a frequency conversion wireless ultrasonic knife system, a serial communication port, include: an output feedback unit 12 for monitoring the state of the output load in real time, a display unit for displaying relevant information, a test data memory unit 14 for recording data and arranged in the control center, and a battery BMS management unit for monitoring and managing the battery system and protecting the battery system and arranged at the bottom of the main control and handheld grab handle 4.

As a preferred embodiment, the output feedback unit 12 monitors the state of the output load in real time and displays the state through the display unit 13; meanwhile, data are recorded and tested through the memory unit 14, and the system is monitored and protected through the battery BMS management unit 15;

when the control center receives the input signal, the input signal is converted into a control variable which can be identified by the controller through AD acquisition and digital filtering, and the corresponding output signal is preliminarily adjusted through a PID control mode.

In the application, as an optimal switch, after the switch is closed, the frequency conversion wireless ultrasonic knife system enters a working standby state, the output of the ultrasonic knife is started through the multistage voltage-adjustable electric switch, the system is started and stopped through the switch, the output calibration of the output intensity is realized through the pressure of the amplitude-adjustable switch, and the output amplitude and the intensity of the frequency amplitude are controlled in a rated mode.

As a preferred embodiment, the output feedback control module enables the ultrasonic knife control system to have a closed-loop control technology, which is embodied as:

when the control system has a modulation signal of electric control output, the system acquires the driving electric parameters of the driving terminal, demodulates and amplifies the driving electric parameters, sends the acquired electric parameters to the control center in real time, demodulates and analyzes various electric control parameters through a control algorithm, dynamically compares the electric control parameters with an output threshold value, and modulates the output parameters in real time, so that the system has a closed-loop feedback control function and is in an optimal state working mode.

In conclusion, the intelligent frequency-conversion control wireless ultrasonic knife system has a handheld structure which accords with ergonomics, is a safe and reliable control system, has dynamically adjustable input control, frequency-conversion output control and closed-loop output feedback control, and is the main direction of development of the future ultrasonic knife.

As a preferred embodiment of the present application, fig. 3-5 are schematic diagrams of a detection and feedback loop. As shown in FIG. 3, the

input terminals

1 and 2 are respectively connected with two serially connected resistors, a capacitor is connected in parallel between the resistors and is connected with the positive and negative terminals of the amplifier SD613BXS8G/TR, and the positive terminal is also connected with two serially connected resistors and is respectively connected with ADD and low level. The output terminal of the SD613BXS8G/TR is connected with a resistor, and two resistors and a capacitor are connected in parallel between the negative input terminal and the output terminal.

Similarly, as shown in fig. 4 and 5, the detection of the signal is realized by connecting an amplifier or a triode and the feedback is performed.

The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.

In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.

In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A variable frequency wireless ultrasonic blade, comprising:

the ultrasonic scalpel comprises an ultrasonic scalpel conducting shaft rod (1), an ultrasonic scalpel head (2) arranged at the front part of the ultrasonic scalpel conducting shaft rod (1), a sleeve (3) arranged outside the ultrasonic scalpel head (1), and a main control and handheld grab handle (4) for controlling the ultrasonic scalpel head (2); the knob (5) is arranged at the tail end of the ultrasonic knife conducting shaft rod (1) and used for fastening and adjusting, and the ultrasonic knife head (2) is connected with the master control and handheld grab handle (4) through the knob (5);

a control center (6) for controlling the ultrasonic knife head (2), an electric energy unit (7) for providing electric energy for the ultrasonic knife head (2), a main switch (8) arranged at the lower part of the main control and handheld grab handle (4) for controlling the starting of the ultrasonic knife and a multi-stage adjustable voltage switch (9) output by a multi-stage controlled adjusting switch are also arranged in the main control and handheld grab handle (4); the wireless ultrasonic knife is also provided with a strong output control switch (10).

2. The frequency-converting wireless ultrasonic blade of claim 1, further characterized by: the ultrasonic cutter head (2) is controlled by a trigger holding part (11).

3. The frequency-converting wireless ultrasonic blade of claim 1, further characterized by: the frequency conversion wireless ultrasonic scalpel further comprises: the battery management system comprises an output feedback unit (12) for monitoring the state of an output load in real time, a display unit (13) for displaying relevant information, a test data memory unit (14) which is arranged in a control center and used for recording data, and a battery BMS management unit (15) which is arranged at the bottom of a main control and handheld grab handle (4) and used for monitoring and managing a battery system and realizing protection;

the output feedback unit (12) monitors the state of the output load in real time and displays the state through the display unit (13); meanwhile, data are recorded and tested through a memory unit, and the system is monitored and protected through a battery BMS management unit;

4. The variable frequency wireless ultrasonic blade of claim 3, further characterized by:

when the switch is closed, the frequency conversion wireless ultrasonic knife system enters a working standby state, the output of the ultrasonic knife is started through the multistage voltage-adjustable electric switch, the system is started and stopped through the switch, the output calibration of the output intensity is realized through the pressure of the amplitude-adjustable switch, and the output amplitude and the intensity of the frequency amplitude are controlled in a rated mode.