CN213030821U

CN213030821U - Automatic puncture radio frequency thermal coagulation therapeutic instrument for trigeminal neuralgia

Info

Publication number: CN213030821U
Application number: CN202020121110.4U
Authority: CN
Inventors: 答秀维
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2021-04-23
Anticipated expiration: 2030-01-19

Abstract

The utility model relates to the technical field of medical equipment, concretely relates to automatic puncture radio frequency thermosetting therapeutic instrument of trigeminal neuralgia, it mainly includes: the base is connected and arranged on the position, corresponding to the head of the patient, of the perspective scanning bed, and the top surface of the base is provided with corresponding pits and a head fixing device for restraining and fixing the head of the patient; the puncture needle is clamped in the needle pushing mechanism and connected with the radio frequency thermal coagulation instrument and used for controlling the needle outlet of the puncture needle; the direction adjusting mechanism is connected with the base through the direction adjusting mechanism and is used for adjusting the azimuth angle between the needle pushing mechanism and the face of the patient; the controller, the controller are equipped with operating handle for control to pushing away needle mechanism and accent to the mechanism respectively according to the handle instruction, the utility model discloses an automatically controlled pushing away needle mechanism and transfer to the long-range operation of puncturing for the patient of mechanism, not only improve the operation precision through mechanized operation, still avoid medical personnel to expose the risk under radiation environment.

Description

Automatic puncture radio frequency thermal coagulation therapeutic instrument for trigeminal neuralgia

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to automatic puncture radio frequency thermosetting therapeutic instrument of trigeminal neuralgia.

Background

Primary trigeminal neuralgia is a common nervous system disease which is mainly characterized by facial paroxysmal pain, is common in middle-aged and elderly people over 50 years old, has the morbidity of 182.8/10 ten thousand, has related etiology and mechanism and the like, and is not clear at present. At the present stage, the treatment of puncturing the foramen ovale to the trigeminal nerve meniscus by a free-hand method and injecting glycerol or radio frequency is a relatively good treatment method which is generally accepted at present, and particularly for the old and the weak, but because of different operators, different proficiency degrees, different puncturing experiences and the like, when the foramen ovale on the basis of the skull of a patient is punctured every time, puncturing failure and inaccurate puncturing are easy to occur to cause other complications, so that the pain of the patient cannot be relieved, and meanwhile, medical accidents and medical disputes are easy to cause. In addition, since the operator such as a therapist (doctor) is exposed to the radiation environment, the operator such as the therapist (doctor) is also affected by the radiation during the treatment, and finally, the cumulative physical abnormality is caused. Therefore, the trigeminal direction finder with accurate positioning is designed aiming at the current situation, so that the position of the cranial base oval hole of the patient can be accurately positioned, and the operation of puncturing the trigeminal semilunar ganglion is safely implemented on the skull of the patient by an auxiliary doctor, so that the trigeminal direction finder is very necessary and has popularization and application values.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic puncture radio frequency thermosetting therapeutic instrument of trigeminal neuralgia through automatically controlled push pin mechanism and transfers to the long-range operation of puncturing for the patient of mechanism, not only improves the operation precision through mechanized operation, still avoids medical personnel to expose the risk under the radiation environment.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic puncture radio frequency thermosetting therapeutic apparatus for trigeminal neuralgia mainly comprises: the base is connected and arranged on the position, corresponding to the head of the patient, of the perspective scanning bed, and the top surface of the base is provided with corresponding pits and a head fixing device for restraining and fixing the head of the patient; the needle pushing mechanism is internally clamped with a puncture needle, and the puncture needle is connected with the radio frequency thermal coagulation instrument and used for controlling the needle outlet of the puncture needle; the direction adjusting mechanism is connected with the base through the direction adjusting mechanism and is used for adjusting the azimuth angle between the needle pushing mechanism and the face of the patient; and the controller is provided with an operating handle and is used for respectively controlling the push pin mechanism and the direction adjusting mechanism according to the handle instruction.

Preferably, the head fixing device is composed of a top cover and a pull cover, the top cover is of a cover body structure covering the top of the head of the patient, and the top cover is fixedly connected with any one end of the top of the base; the pull cover is a flexible cover structure covering the chin of the patient, and the pull cover corresponds to the two sides of the patient and is close to the upper surface of one end of the top cover through the adjusting pull belt.

Preferably, the facial observation system comprises a camera, wherein the camera is arranged above the face of the patient and is fixedly connected with the top cover through a bracket; still include the display, the display pass through the connecting wire with camera electric connection.

Preferably, the direction adjusting mechanism comprises a first slide way, the first slide way is a pair of rails which are respectively arranged at two sides of the base and close to the head of the patient, first slide blocks are respectively matched with the first slide way corresponding to two sides of the head of the patient, a first arc-shaped rail is connected between the two first slide blocks, and the first arc-shaped rail is arranged above the face of the patient; the first slide way is provided with a first driver for synchronously driving the first slide block to move; the second slide way is a pair of rails which are respectively arranged on two sides of the base and far away from the head of the patient, second slide blocks are respectively matched with the two sides of the head of the patient corresponding to the second slide way, a second arc-shaped rail is connected between the two second slide blocks, and the second arc-shaped rail and the first arc-shaped rail are coaxially arranged at intervals; the second slide way is provided with a second driver for synchronously driving the second slide block to move; the first driver and the second driver are respectively electrically connected with the controller.

Preferably, the push pin mechanism is of a cylindrical structure, a first universal sliding block is fixedly arranged on the outer wall of the bottom end of the push pin mechanism, and the first universal sliding block is matched with the first slide way; one end of the needle pushing mechanism, which is far away from the first universal sliding block, is in sliding fit with a second universal sliding block, the second universal sliding block freely slides along the axis of the needle pushing mechanism, and the second universal sliding block is matched with the second slide way; the first universal sliding block and the second universal sliding block are respectively provided with a third driver and a fourth driver which are used for acting on the first slideway and the second slideway; the third driver and the fourth driver are electrically connected with the controller.

Preferably, the needle pushing mechanism comprises a direction adjusting barrel, a through needle channel is coaxially arranged in the direction adjusting barrel, a clamping block is arranged at one end, far away from the face of a patient, of the direction adjusting barrel, the clamping block is connected with the outer side wall of the direction adjusting barrel through an electric push rod, a through needle hole is formed in the clamping block corresponding to the needle channel, and the puncture needle extends into the needle channel through the needle hole; the clamping block is provided with a fastening screw for fixing the puncture needle; the electric push rod is electrically connected with the controller.

Preferably, the clamping block is connected with the telescopic end of the electric push rod through a pressure sensor; the pressure sensor is connected with a digital meter and used for displaying the movement load of the electric push rod.

The utility model discloses beneficial effect does: the head of the patient is firmly fixed on the base by the head fixing device, the stability in the operation process is ensured, the external interference is reduced, in the puncture process, a doctor positions a target point through the perspective scanning device, the direction adjusting mechanism is controlled to run through the handle, so that the needle pushing mechanism is in place, after the direction adjusting mechanism is in place, the needle pushing mechanism and the head of the patient are in a relatively static operation state, data given by the perspective scanning mechanism are matched, the doctor operates the handle to push a needle, the puncture needle is punctured to the target point, the patient is treated through the radio frequency thermal coagulation instrument, in the process, the doctor performs remote operation through the perspective scanning device, the exposure to a radiation environment is not needed, the safety of the operation is improved, the injury to the body is reduced, meanwhile, the puncture precision of the puncture needle is ensured by means of the direction adjusting mechanism and the needle pushing mechanism, and the operation accident caused by manual judgment and operation errors is avoided, the risk of medical accidents will be low. The adjusting belt is realized by a magic thread gluing, so that the tensioning force of the pull cover can be conveniently adjusted, and the head of a patient can be only fixed in the base and the top cover. The camera is used for shooting the face change of the patient in the puncture process, and then the region touched by the puncture needle is judged according to the action of facial muscles and eyeball actions, so that the misoperation is avoided. The first arc-shaped track and the second arc-shaped track respectively move along the first slide way and the second slide way to form X-axis positioning movement, the first universal slide block and the second universal slide block move along the first arc-shaped track and the second arc-shaped track to form Y-axis positioning movement, a puncture needle in the needle pushing mechanism forms Z-axis movement at an action line of the electric push rod, and therefore the puncture needle can puncture a target point at a proper angle by controlling the first driver, the second driver, the third driver, the fourth driver and the electric push rod through the handle, and the controller can be connected with the perspective scanning equipment through the communication interface. The pressure sensor collects the feedback force of the puncture needle and displays the feedback force through the digital meter, so that an operator can know the insertion state of the puncture needle conveniently. The numerical value representation mode of the digital meter can be that the pressure sensor carries out digital display on the basis of the voltage or current value fed back by the pressure sensor, and can also represent the feedback strength through an exponential instrument.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection relationship between the electrical components of the present invention;

FIG. 3 is a schematic view of the present invention;

fig. 4 is a schematic view of the push pin mechanism of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and obviously, 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 belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1, 2, 3 and 4, an automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia mainly comprises: the base 1 is connected and arranged on the position, corresponding to the head of a patient, of the perspective scanning bed, and the top surface of the base 1 is provided with corresponding pits and a head fixing device for restraining and fixing the head of the patient; the needle pushing mechanism is internally provided with a puncture needle 23 in a clamping manner, and the puncture needle 23 is connected with a radio frequency thermal coagulation instrument 24 and used for controlling the needle outlet of the puncture needle 23; the direction adjusting mechanism is connected with the base 1 through the direction adjusting mechanism and is used for adjusting the azimuth angle between the needle pushing mechanism and the face of the patient; and the controller 4 is provided with an operating handle 5 and is used for controlling the push pin mechanism and the direction adjusting mechanism respectively according to the instruction of the handle 5.

In the above arrangement, the head of the patient is firmly fixed on the base 1 by the head fixing device, so that stability in the operation process is ensured, and external interference is reduced, in the puncture process, a doctor positions a target point through the perspective scanning device, and controls the direction adjusting mechanism to operate through the handle 5, so that the needle pushing mechanism is in place, after the direction adjusting mechanism is in place, the needle pushing mechanism and the head of the patient are in a relatively static operation state, at the moment, the doctor operates the handle 5 to push the needle by matching with data given by the perspective scanning device, so that the puncture needle 23 is punctured to the target point, and the patient is treated through the radio frequency coagulometer 24, in the process, the doctor performs remote operation through the perspective scanning device, so that the exposure to a radiation environment is not needed, the operation safety is improved, the injury to the body is reduced, and meanwhile, with the help of the direction adjusting mechanism and the needle pushing mechanism, the puncture precision of, the operation accident caused by human judgment and misoperation can not occur, so the risk of medical accidents is reduced.

Example two:

the head fixing device is composed of a top cover 6 and a pull cover 7, the top cover 6 is of a cover body structure covering the top of the head of a patient, and the top cover 6 is fixedly connected with any one end of the top of the base 1; draw the cover 7 to be one and hide the flexible cover structure of detaining in patient's chin department, draw cover 7 correspond patient both sides through adjusting stretching strap 8 with base 1 is close to the upper surface of 6 one end of overhead guard is connected.

In the above arrangement, the adjusting belt is realized by magic thread gluing, so that the tensioning force of the pull cover 7 can be conveniently adjusted, and the head of the patient can be only fixed in the base 1 and the top cover 6.

Example three:

the face observation system comprises a camera 9, wherein the camera 9 is arranged above the face of a patient and is fixedly connected with the top cover 6 through a bracket; the device further comprises a display 10, and the display 10 is electrically connected with the camera 9 through a connecting wire.

In the above arrangement, the camera 9 is used for shooting the face change of the patient during the puncturing process, and further judging the region touched by the puncturing needle 23 from the action of the facial muscles and the action of the eyeball, so as to avoid the occurrence of misoperation.

Example four:

the direction adjusting mechanism comprises a first slide way 11, the first slide way 11 is a pair of rails which are respectively arranged at two sides of the base 1 and close to the head of the patient, first slide blocks are respectively matched with the first slide way 11 corresponding to two sides of the head of the patient, a first arc-shaped rail 13 is connected between the two first slide blocks, and the first arc-shaped rail 13 is arranged above the face of the patient; the first slide way 11 is provided with a first driver 15 for synchronously driving the first slide block to move; the patient positioning device further comprises a second slide way 12, the second slide way 12 is a pair of rails which are respectively arranged on two sides of the base 1 and far away from the head of a patient, second slide blocks are respectively matched with the two sides of the head of the patient corresponding to the second slide way 12, a second arc-shaped rail 14 is connected between the two second slide blocks, and the second arc-shaped rail 14 and the first arc-shaped rail 13 are coaxially arranged at intervals; the second slide way 12 is provided with a second driver 16 for synchronously driving the second slide block to move; the first driver 15 and the second driver 16 are electrically connected to the controller 4, respectively.

The push pin mechanism is of a cylindrical structure, a first universal sliding block 17 is fixedly arranged on the outer wall of the bottom end of the push pin mechanism, and the first universal sliding block 17 is matched with the first arc-shaped track 13; a second universal slide block 18 is matched at one end of the push pin mechanism, which is far away from the first universal slide block 17, in a sliding manner, the second universal slide block freely slides along the axis of the push pin mechanism, and the second universal slide block 18 is matched with the second arc-shaped track 14; the first gimbal 17 and the second gimbal 18 are respectively provided with a third driver 19 and a fourth driver 20 for moving on the first arc-shaped track 13 and the second arc-shaped track 14; the third driver 19 and the fourth driver 20 are electrically connected to the controller.

The needle pushing mechanism comprises a direction adjusting barrel 21, a through needle channel is coaxially arranged in the direction adjusting barrel 21, a clamping block 22 is arranged at one end, away from the face of a patient, of the direction adjusting barrel 21, the clamping block 22 is connected with the outer side wall of the direction adjusting barrel 21 through an electric push rod 26, a through needle hole is formed in the clamping block 22 corresponding to the needle channel, and the puncture needle 23 extends into the needle channel through the needle hole; the clamping block 22 is provided with a fastening screw 25 for fixing the puncture needle 23; the electric push rod 26 is electrically connected with the controller 4.

In the above arrangement, the first arc-shaped track 13 and the second arc-shaped track 14 move along the first slide rail 11 and the second slide rail 12 respectively to form the positioning motion of the X axis, the first universal slide block 17 and the second universal slide block 18 move along the first arc-shaped track 13 and the second arc-shaped track 14 to form the positioning motion of the Y axis, and the puncture needle 23 in the needle pushing mechanism forms the Z axis motion on the action line of the electric push rod 26, so that the puncture needle 23 can puncture the target point at an appropriate angle by controlling the first driver 15, the second driver 16, the third driver 19, the fourth driver 20 and the electric push rod 26 through the handle 5, and the controller 4 can also be connected with the perspective scanning device through the communication interface, so that the target point can be punctured automatically under the support of the computer path planning technology, and the puncturing action is stable.

Example seven:

the clamping block 22 is connected with the telescopic end of the electric push rod 26 through a pressure sensor 27; the pressure sensor 27 is connected with a digital meter 28 for displaying the moving load of the electric push rod 26.

In the above arrangement, the pressure sensor 27 collects the feedback force of the puncture needle 23 and displays the feedback force on the digital meter 28, thereby facilitating the operator to know the insertion state of the puncture needle 23. The numerical value of the digital meter 28 can be represented numerically according to the voltage or current value fed back by the pressure sensor 27, or can be represented by an exponential meter.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An automatic puncture radio frequency thermosetting therapeutic apparatus for trigeminal neuralgia is characterized by comprising:

the base is connected and arranged on the position, corresponding to the head of the patient, of the perspective scanning bed, and the top surface of the base is provided with corresponding pits and a head fixing device for restraining and fixing the head of the patient;

the needle pushing mechanism is internally clamped with a puncture needle, and the puncture needle is connected with the radio frequency thermal coagulation instrument and used for controlling the needle outlet of the puncture needle;

the direction adjusting mechanism is connected with the base through the direction adjusting mechanism and is used for adjusting the azimuth angle between the needle pushing mechanism and the face of the patient;

and the controller is provided with an operating handle and is used for controlling the push pin mechanism and the direction adjusting mechanism respectively according to the instruction of the operating handle.

2. The automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia according to claim 1, wherein: the head fixing device consists of a top cover and a pull cover, the top cover is of a cover body structure covering the top of the head of a patient, and the top cover is fixedly connected with any one end of the top of the base; the pull cover is a flexible cover structure covering the chin of the patient, and the pull cover corresponds to the two sides of the patient and is close to the upper surface of one end of the top cover through the adjusting pull belt.

3. The automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia according to claim 2, wherein: the face observation system comprises a camera, and the camera is arranged above the face of the patient and is fixedly connected with the top cover through a bracket; still include the display, the display pass through the connecting wire with camera electric connection.

4. The automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia according to claim 3, wherein: the direction adjusting mechanism comprises a first slide way, the first slide way is a pair of rails which are respectively arranged at two sides of the base and close to the head of the patient, first slide blocks are respectively matched with the first slide way corresponding to two sides of the head of the patient, a first arc-shaped rail is connected between the two first slide blocks, and the first arc-shaped rail is arranged above the face of the patient; the first slide way is provided with a first driver for synchronously driving the first slide block to move; the second slide way is a pair of rails which are respectively arranged on two sides of the base and far away from the head of the patient, second slide blocks are respectively matched with the two sides of the head of the patient corresponding to the second slide way, a second arc-shaped rail is connected between the two second slide blocks, and the second arc-shaped rail and the first arc-shaped rail are coaxially arranged at intervals; the second slide way is provided with a second driver for synchronously driving the second slide block to move; the first driver and the second driver are respectively electrically connected with the controller.

5. The automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia according to claim 4, wherein: the push pin mechanism is of a cylindrical structure, a first universal sliding block is fixedly arranged on the outer wall of the bottom end of the push pin mechanism, and the first universal sliding block is matched with the first arc-shaped track; one end of the push pin mechanism, which is far away from the first universal slide block, is in sliding fit with a second universal slide block, the second universal slide block freely slides along the axis of the push pin mechanism, and the second universal slide block is matched with the second arc-shaped track; the first universal sliding block and the second universal sliding block are respectively provided with a third driver and a fourth driver which are used for acting on the first arc-shaped track and the second arc-shaped track; the third driver and the fourth driver are electrically connected with the controller.

6. The automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia according to claim 5, wherein: the needle pushing mechanism comprises a direction adjusting barrel, a through needle channel is coaxially arranged in the direction adjusting barrel, a clamping block is arranged at one end, away from the face of a patient, of the direction adjusting barrel, the clamping block is connected with the outer side wall of the direction adjusting barrel through an electric push rod, a through needle hole is formed in the clamping block corresponding to the needle channel, and the puncture needle extends into the needle channel through the needle hole; the clamping block is provided with a fastening screw for fixing the puncture needle; the electric push rod is electrically connected with the controller.

7. The automatic puncture radiofrequency thermocoagulation treatment instrument for trigeminal neuralgia according to claim 6, wherein: the clamping block is connected with the telescopic end of the electric push rod through a pressure sensor; the pressure sensor is connected with a digital meter and used for displaying the movement load of the electric push rod.