CN215306446U - Shear type ultrasonic knife with monopole nerve monitoring function - Google Patents
Shear type ultrasonic knife with monopole nerve monitoring function Download PDFInfo
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- CN215306446U CN215306446U CN202120071617.8U CN202120071617U CN215306446U CN 215306446 U CN215306446 U CN 215306446U CN 202120071617 U CN202120071617 U CN 202120071617U CN 215306446 U CN215306446 U CN 215306446U
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Abstract
A shear type ultrasonic knife with a unipolar nerve monitoring function comprises a clamp (1) and a waveguide rod (4), wherein the clamp (1) is connected with the waveguide rod (4) through an insulating pin shaft (3) to form a structure capable of being opened and closed, and insulating sleeves (2) are sleeved on the clamp (1) and the waveguide rod (4) except for clamping parts at the front ends of the clamp and the waveguide rod; the method is characterized in that: the stimulation module (5) is installed on the clamp handle (7) at the rear end of the waveguide rod (4), the stimulation module (5) is electrically connected with the clamp (1) through an electrode wire, so that when the front end of the clamp (1) contacts tissues, stimulation current can be output to conduct nerve detection, and the stimulation module (5) is further connected with a subcutaneous electrode (6) which is connected with a human body and forms a nerve detection loop with the clamp (1). The ultrasonic knife has the functions of cutting and coagulating blood of the ultrasonic knife and positioning nerves, reduces the steps of repeatedly replacing instruments and reduces the operation time.
Description
Technical Field
The utility model relates to a medical instrument, in particular to a scissors type ultrasonic knife with a nerve detection function and an ultrasonic knife, and particularly relates to a scissors type ultrasonic knife with a unipolar nerve monitoring function.
Background
Nerve injury is one of the most important complications of surgical operations, for example, recurrent laryngeal nerve injury can cause problems of hoarseness or aphonia, dysphagia and cough, dyspnea or asphyxia and the like, and the quality of life is seriously affected. In surgery, nerve monitoring devices are often used to monitor nerves to aid in surgery. The ultrasonic scalpel is the most common surgical instrument in surgical operation at present, and has the advantages of high cutting speed, good hemostatic effect, simple operation, safety and convenience. Compared with the traditional mechanical scalpel, the ultrasonic scalpel is clinically used, so that the operation time can be greatly shortened, and the blood loss and transfusion of a patient are reduced, thereby reducing complications and operation cost.
The prior art has the following defects: 1. when carrying out neural location, need carry out the operation of tissue cutting blood coagulation, the process often needs to separate the nervous surrounding tissue repeatedly, needs carry out lasting nerve stimulation simultaneously, and this just needs constantly to change the apparatus and operates, leads to operation degree of difficulty increase and operation time extension.
Accordingly, there is a need for an improved ultrasonic blade that can accommodate the changing requirements of the procedure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to design a scissors type ultrasonic knife with a monopolar nerve monitoring function, aiming at the problems that when the existing ultrasonic knife is used for cutting, a nerve detection device needs to be replaced for detection due to meeting of a room nerve tissue, the peripheral tissues of the nerve often need to be repeatedly stripped in the operation process, and continuous nerve stimulation needs to be carried out, so that the operation difficulty is increased and the operation time is prolonged due to the fact that instruments need to be continuously replaced for operation.
The technical scheme of the utility model is as follows:
a scissors ultrasonic knife with a unipolar nerve monitoring function comprises a clamp 1 and a waveguide rod 4, wherein the clamp 1 is connected with the waveguide rod 4 through an insulating pin shaft 3 to form a structure capable of being opened and closed, and insulating sleeves 2 are sleeved on the clamp 1 and the waveguide rod 4 except for a clamping part at the front end; the forceps handle 7 at the rear end of the wave guide rod 4 is provided with a stimulation module 5, and is characterized in that: the nerve detection device is characterized in that the waveguide rod 2 is provided with a stimulation module 5 electrically connected with the nerve detection device, the stimulation module 5 is electrically connected with the clamp 1 through an electrode wire, so that when the nerve detection is carried out, the front end of the clamp 1 can send electromyographic signals into the stimulation module 5, and the stimulation module 5 is also connected with a subcutaneous electrode 6 which is connected with a human body and forms a nerve detection loop with the clamp 1.
The stimulation module 5 is connected with a stimulation current adjusting switch 5-1, a stimulation module switch 5-2 and a stimulation current display screen 5-3, the stimulation module switch 5-2 is used for controlling the working state of the stimulation module 5, and the stimulation current adjusting switch 5-1 is used for controlling the magnitude of stimulation current input into the clamp 1 and displaying the stimulation current on the stimulation current display screen 5-3.
The stimulation module switch 5-2 can be a key switch or a slide switch.
The stimulating current regulating switch 5-1 can be a knob rotary switch or a toggle switch.
The stimulation current display screen 5-3 can be an LED display screen or a nixie tube display.
The subcutaneous electrode 6 is of a needle structure or a patch structure.
The utility model has the beneficial effects that:
the utility model creatively combines the nerve detection with the ultrasonic knife, overcomes the prejudice of the traditional technology, and completely combines two originally irrelevant surgical instruments, thereby realizing new functions and achieving unexpected technical effects.
The ultrasonic knife has the functions of cutting and coagulating blood of the ultrasonic knife and positioning nerves, reduces the steps of repeatedly replacing instruments and reduces the operation time.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The utility model is further described below with reference to the figures and examples.
As shown in fig. 1.
A scissors ultrasonic knife with a unipolar nerve monitoring function comprises a clamp 1 and a waveguide rod 4, wherein the clamp 1 is connected with the waveguide rod 4 through an insulating pin shaft 3 to form a structure capable of being opened and closed, and insulating sleeves 2 are sleeved on the clamp 1 and the waveguide rod 4 except for a clamping part at the front end; a stimulation module 5 (the same as the prior art or can be designed and prepared by the prior art) electrically connected with the nerve detection equipment is installed on a clamp handle 7 (a transducer is also installed on the clamp handle 7, not shown in the figure) at the rear end of the waveguide rod 4, the stimulation module 5 can be embedded in the clamp handle 7 at the rear end of the waveguide rod 2, or an insertion structure (shown in figure 1) is arranged on the clamp handle 7, the stimulation module 5 is inserted in the insertion structure (a book groove or a notch), and the stimulation module 5 is electrically connected with the clamp 1 through an electrode wire, so that when the nerve detection is carried out, the front end of the clamp 1 can send myoelectric signals into the stimulation module 5, the stimulation module 5 is further connected with a subcutaneous electrode 6 which is connected with a human body and forms a nerve detection loop with the clamp 1, and the subcutaneous electrode 6 can be of a needle type structure or a patch type structure. Specifically, the stimulation module 5 is further connected with a stimulation current adjusting switch 5-1, a stimulation module switch 5-2 and a stimulation current display screen 5-3, the stimulation module switch 5-2 is used for controlling the working state of the stimulation module 5, and the stimulation current adjusting switch 5-1 is used for controlling the magnitude of stimulation current input to the clamp 1 and displaying the stimulation current on the stimulation current display screen 5-3. The stimulation module switch 5-2 can be a key switch or a slide switch. The stimulating current regulating switch 5-1 can be a knob rotary switch or a toggle switch, and the stimulating current display screen 5-3 can be an LED display screen or a nixie tube display.
The using method of the utility model is as follows:
firstly, inserting a subcutaneous electrode 6 into a set region of a patient, opening a stimulation module switch 5-1 and adjusting a stimulation current adjusting switch 5-2 before nerve detection is needed, wherein the stimulation current adjusting switch is used for changing the stimulation current, and the current stimulation current can be observed on a stimulation current display 5-3. When the cutting and blood coagulation function is used, the ultrasonic knife button is used for excitation, and the clamp 1 and the waveguide rod 4 are closed to cut and coagulate blood of corresponding tissues; the tip of the clamp 1 is used for walking in an area to be detected for scanning, when a nerve is touched, nerve stimulation causes an electromyographic signal, and the nerve monitoring equipment can identify and give an alarm.
The parts not involved in the present invention are the same as or can be implemented using the prior art.
Claims (6)
1. A shear type ultrasonic knife with a unipolar nerve monitoring function comprises a clamp (1) and a waveguide rod (4), wherein the clamp (1) is connected with the waveguide rod (4) through an insulating pin shaft (3) to form a structure capable of being opened and closed, and insulating sleeves (2) are sleeved on the clamp (1) and the waveguide rod (4) except for clamping parts at the front ends of the clamp and the waveguide rod; the method is characterized in that: the stimulation module (5) is installed on the clamp handle (7) at the rear end of the waveguide rod (4), the stimulation module (5) is electrically connected with the clamp (1) through an electrode wire, so that when the front end of the clamp (1) contacts tissues, stimulation current can be output to conduct nerve detection, and the stimulation module (5) is further connected with a subcutaneous electrode (6) which is connected with a human body and forms a nerve detection loop with the clamp (1).
2. The scissors ultrasonic blade with monopolar nerve monitoring function of claim 1, wherein: the stimulation module (5) is connected with a stimulation current regulating switch (5-1), a stimulation module switch (5-2) and a stimulation current display screen (5-3), the stimulation module switch (5-2) is used for controlling the working state of the stimulation module (5), and the stimulation current regulating switch (5-1) is used for controlling the magnitude of stimulation current input into the clamp (1) and displaying the stimulation current on the stimulation current display screen (5-3).
3. The scissors ultrasonic blade with monopolar nerve monitoring function of claim 2, wherein: the stimulation module switch (5-2) is a key switch or a slide switch.
4. The scissors ultrasonic blade with monopolar nerve monitoring function of claim 2, wherein: the stimulating current regulating switch (5-1) is a knob rotary switch or a toggle switch.
5. The scissors ultrasonic blade with monopolar nerve monitoring function of claim 2, wherein: the stimulation current display screen (5-3) is an LED display screen or a nixie tube display.
6. The scissors ultrasonic blade with monopolar nerve monitoring function of claim 1, wherein: the subcutaneous electrode (6) is of a needle structure or a patch structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120071617.8U CN215306446U (en) | 2021-01-12 | 2021-01-12 | Shear type ultrasonic knife with monopole nerve monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120071617.8U CN215306446U (en) | 2021-01-12 | 2021-01-12 | Shear type ultrasonic knife with monopole nerve monitoring function |
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| Publication Number | Publication Date |
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| CN215306446U true CN215306446U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120071617.8U Active CN215306446U (en) | 2021-01-12 | 2021-01-12 | Shear type ultrasonic knife with monopole nerve monitoring function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515742A (en) * | 2021-01-12 | 2021-03-19 | 江苏百宁盈创医疗科技有限公司 | Shear type ultrasonic knife with monopole nerve monitoring function |
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2021
- 2021-01-12 CN CN202120071617.8U patent/CN215306446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515742A (en) * | 2021-01-12 | 2021-03-19 | 江苏百宁盈创医疗科技有限公司 | Shear type ultrasonic knife with monopole nerve monitoring function |
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