Please select the most similar patent number from A, B, C and D. Which number is?
Disclosed in the present invention is a multi-efficiency accurate electrical stimulation device for an egg cell. The multi-efficiency accurate electrical stimulation device comprises: a base; an electrical stimulation mechanism comprising two first electrical stimulation assemblies and two second electrical stimulation assemblies, wherein each first electrical stimulation assembly comprises a liquid metal capillary micro-needle electrode and a first needle holding instrument connected to the liquid metal capillary micro-needle electrode, and each second electrical stimulation assembly comprises a metal parallel plate micro-electrode and a second needle holding instrument connected to the metal parallel plate micro-electrode; a cell pose adjusting chip mounted on the base and configured for adjusting the pose of a cell; and a rotating mechanism mounted on the base, connected to the cell pose adjusting chip and configured for driving the cell pose adjusting chip to rotate. Further disclosed is a multi-efficiency accurate electrical stimulation method for an egg cell. According to the present invention, accurate electrical stimulation can be carried out on specific parts of an egg cell at different stages during an entire cloning process, multiple effects of targeted electrical stimulation are achieved at all stages of a somatic cell cloning process, and the success rate of the entire somatic cell cloning process is increased.
A: A functional electrical stimulation system is disclosed. The functional electrical stimulation system includes: an initial power supply; a boost module, connected with the initial power supply for boosting output voltage of the initial power supply to a first preset voltage; an energy storage module, connected with the boost module for storing the electrical energy of the voltage boosted to the first preset voltage; a central control unit, used to generate packets of the electrical stimulation parameters; electrical stimulation output channels, connected with the energy storage module for receiving electrical stimulation parameters packets and parsing out electrical stimulation parameters from packets of the electrical stimulation parameters; the electrical energy stored in the energy storage module is converted to electrical stimulation pulses corresponding to the electrical stimulation parameters; and the electrical stimulation pulses are acted on patients&#39; disease parts. The flexibility and freedom of the electrical stimulation pulses are enhanced by the electrical stimulation system of the application, and it will be helpful for users to choose a personalized type of the electrical stimulation pulses according to their actual situation.
B: A functional electrical stimulation device for relieving preoperative and prenatal anxiety. The device comprises a headset, an electrical stimulation patch (6), an LED display (7), a circuit board (5), a rechargeable battery (2) and a wireless terminal (15), wherein two earphone bodies (1) are symmetrically arranged on the headset; the circuit board (5) and the rechargeable battery (2) are respectively mounted on the two earphone bodies (1), and a music control button (3) and an electrical stimulation mode and time control button (4) are further respectively installed on the two earphone bodies (1); there are two electrical stimulation patches (6), which are installed in a middle portion of the headset, and there are two LED display screens (7), which are respectively installed on the two electrical stimulation patches (6); and the circuit board (5) is provided with an audio decoding chip (8), a button control module (9), a power source switch (10), an electrical stimulation generation module (11), a wireless communication module (12), and a charging socket (13), and the wireless terminal (15) is independently arranged and is in wireless communication connection with the circuit board (5). By means of the cooperation of the functional electrical stimulation device, the patient&#39;s anxiety symptoms can be relieved physiologically and psychologically.
C: The present invention discloses a smart pelvic floor muscle rehabilitation training device. Electromyographic signals of the pelvic floor muscle are acquired by EMG electrodes and transmitted through signal wires to an electromyographic amplifying circuit, the electromyographic amplifying circuit being connected with a master control MCU through an AD sampling circuit. The master control MCU communicates with a smart mobile terminal for displaying sampling results and sending stimulation instructions through a wireless communication module, receives instructions from the smart mobile terminal through the wireless communication module, and controls an electrical stimulation circuit to generate stimulating pulse currents. The electrical stimulation circuit is connected with STIM electrodes through signal wires to form neuromuscular electrical stimulation to pelvic floor muscles. The present invention also discloses a pelvic floor muscle rehabilitation training method using the device. The device of the present invention has small volume and low cost, and utilizes the data processing function and display function of the smart mobile terminal to carry out pelvic floor electromyographic biofeedback training and neuromuscular electrical stimulation so as to facilitate the patient to carry out pelvic floor muscle rehabilitation training at home.
D: Provided is a cell culture device with a micro-current stimulation function. The cell culture device comprises a box body, an upper guide rail, an upper magnetic block, an upper sliding block, a lower guide rail, a lower magnetic block, a lower sliding block and an object stage. The box body is a medical-grade polymer box body or a stainless steel box body; the box body comprises an incubator and a control box; the incubator and the control box are arranged side by side; the upper guide rail, the upper magnetic block, the upper sliding block, the lower guide rail, the lower magnetic block, the lower sliding block and the object stage are all arranged in the incubator; the object stage is located at a middle position between the upper guide rail and the lower guide rail; the object stage is horizontally arranged; the upper sliding block is slidably arranged on the upper guide rail, and the upper magnetic block is arranged on a lower surface of the upper sliding block; the lower sliding block is slidably arranged on the lower guide rail, and the lower magnetic block is arranged on an upper surface of the lower sliding block; and the upper magnetic block and the lower magnetic block have opposite magnetic poles. By performing electrical stimulation during the processes for culturing various cells, such as tendons, ligaments, nerves, blood vessels, skin, muscles and digestive tract cells, the proliferation, differentiation and growth of nerve cells can be especially promoted, and the beneficial effect of promoting nerve repair and regeneration is achieved.
Answer: D