CN112806997A - Intraoperative tooth occlusal force monitoring device and method - Google Patents

Intraoperative tooth occlusal force monitoring device and method Download PDF

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Publication number
CN112806997A
CN112806997A CN202110233591.7A CN202110233591A CN112806997A CN 112806997 A CN112806997 A CN 112806997A CN 202110233591 A CN202110233591 A CN 202110233591A CN 112806997 A CN112806997 A CN 112806997A
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China
Prior art keywords
occlusal force
tooth
force information
value
module
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CN202110233591.7A
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Chinese (zh)
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胡勇
吴隽
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Shenzhen Hospital University of Hong Kong
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Shenzhen Hospital University of Hong Kong
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
    • A61B5/224—Measuring muscular strength
    • A61B5/228—Measuring muscular strength of masticatory organs, e.g. detecting dental force
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6814—Head
    • A61B5/682—Mouth, e.g., oral cavity; tongue; Lips; Teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
    • A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
    • A61B90/16—Bite blocks
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Dentistry (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Neurosurgery (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

The invention discloses a device and a method for monitoring occlusal force of teeth in an operation. The device comprises: the occlusal force information acquisition module is used for acquiring tooth occlusal force information; the occlusal force information processing module is used for receiving the tooth occlusal force information transmitted by the occlusal force information acquisition module and calculating to obtain a tooth occlusal force value according to the occlusal force information; and the occlusal force information monitoring module is used for receiving and displaying the tooth occlusal force value transmitted by the occlusal force information processing module. The method comprises the steps of obtaining tooth occlusal force information through an occlusal force information obtaining module and transmitting the tooth occlusal force information to an occlusal force information processing module; and calculating the tooth occlusal force information through the occlusal force information processing module to obtain a tooth occlusal force value, and transmitting the tooth occlusal force value to the occlusal force information monitoring module. The invention can effectively optimize the stimulation position and the stimulation parameters, and prevent or reduce the oral cavity injury caused by overlarge pressing bite force caused by transcranial electrical stimulation.

Description

Intraoperative tooth occlusal force monitoring device and method
Technical Field
The invention belongs to the field of medical operations, and particularly relates to a device and a method for monitoring occlusal force of teeth in an operation.
Background
Along with the development trend of the aging of population structures, great pressure is brought to medical care of hospitals and medical guarantee of society, intra-operative cranial electrostimulation motion evoked potential monitoring is a common technology in the spine surgery at present, clinical research shows that intra-operative cranial electrostimulation can cause contraction of masticatory muscles of patients to generate tooth occlusion, and adverse reactions such as tongue biting, tooth loosening and even tooth falling are often caused due to overlarge contraction intensity of the masticatory muscles caused by improper electrostimulation position or overlarge current (voltage).
Disclosure of Invention
In order to solve the problems and the defects of the prior art, the invention aims to provide a device and a method for monitoring the occlusal force of teeth in an operation, which can effectively optimize a stimulation position and a stimulation parameter and prevent or reduce the oral cavity injury caused by overlarge pressing occlusal force caused by transcranial electrical stimulation.
To achieve the above object, the present invention first provides an intraoperative dental occlusal force monitoring device comprising:
the occlusal force information acquisition module is used for acquiring tooth occlusal force information;
the occlusal force information processing module is used for receiving the tooth occlusal force information transmitted by the occlusal force information acquisition module and calculating to obtain a tooth occlusal force value according to the occlusal force information;
and the occlusal force information monitoring module is used for receiving and displaying the tooth occlusal force value transmitted by the occlusal force information processing module.
Further, the dental occlusal force monitoring device further comprises a numerical transmission module, and the occlusal force information processing module transmits the dental occlusal force numerical value to the occlusal force information monitoring module through the numerical transmission module.
Further, the dental occlusal force information processing module stores the dental occlusal force information and the dental occlusal force value to the data storage module.
Further, the device also comprises a power supply module which is used for supplying power to the occlusion force information acquisition module and the occlusion force information processing module.
Furthermore, the occlusal force information acquisition module is a silica gel pressure sensor, the silica gel pressure sensor comprises a tooth occlusal part and a handle, and the tooth occlusal part is connected with one end of the handle.
Further, the occlusion force information processing module is arranged on the silica gel pressure sensor.
The invention also provides an intraoperative tooth occlusal force monitoring method, which is applied to the intraoperative tooth occlusal force monitoring device and comprises the following steps:
acquiring the occlusal force information of teeth through an occlusal force information acquisition module, and transmitting the occlusal force information of the teeth to an occlusal force information processing module;
calculating the tooth occlusal force information through an occlusal force information processing module to obtain a tooth occlusal force value, and transmitting the tooth occlusal force value to an occlusal force information monitoring module;
the occlusal force value of the tooth is displayed through the occlusal force information monitoring module, and the stimulation mode and the stimulation parameters are adjusted according to the occlusal force value of the tooth so as to adjust the occlusal force of the tooth in the operation.
Further, the method for calculating the tooth occlusal force information to obtain the tooth occlusal force value comprises the following steps: leftairpresservalue (LeftAirPress/1024) × (4.5-0.5) × 200kPa, wherein leftairpresservalue is a tooth occlusal force value, and LeftAirPress is tooth occlusal force information.
Further, the method for calculating the tooth occlusal force information to obtain the tooth occlusal force value further comprises the following steps: continuously collecting tooth occlusal force information in set time, calculating to obtain a plurality of tooth occlusal force values, and taking the maximum value as the effective value of the tooth occlusal force.
Further, adjusting the stimulation mode and the stimulation parameters according to the tooth occlusal force value comprises: and when the tooth occlusal force value exceeds a set threshold value, adjusting the excitation mode and the stimulation parameters to adjust the tooth occlusal force value to be within the threshold value.
Compared with the prior art, the invention has the beneficial effects that: during operation, nerve monitoring personnel properly adjust the transcranial electrical stimulation position and parameters according to the tooth occlusal force value displayed by the occlusal force information monitoring module, so as to adjust the tooth occlusal force and effectively prevent oral cavity injury during operation.
Drawings
FIG. 1 is a block diagram of a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a silica gel pressure sensor according to an embodiment of the present invention;
FIG. 3 is a diagram of method steps for a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first embodiment is as follows:
an embodiment of the present invention provides an intraoperative dental occlusion force monitoring device, as shown in fig. 1, including:
the occlusal force information acquisition module 1 is used for acquiring tooth occlusal force information;
the occlusal force information processing module 2 is used for receiving the tooth occlusal force information transmitted by the occlusal force information acquisition module 1 and calculating to obtain a tooth occlusal force value according to the occlusal force information;
and the occlusal force information monitoring module 3 is used for receiving and displaying the tooth occlusal force value transmitted by the occlusal force information processing module 2, and the occlusal force information monitoring module 3 is specifically a monitoring display in the embodiment.
Therefore, intraoperative nerve monitoring personnel properly adjust the transcranial electrical stimulation position and parameters according to the tooth occlusal force value displayed by the occlusal force information monitoring module 3, and adjust the tooth occlusal force to effectively prevent intraoperative oral cavity injury.
The present embodiment further includes a data transmission module 4, a data storage module 5 and a power supply module 6.
The occlusal force information processing module 2 transmits the tooth occlusal force value to the occlusal force information monitoring module 3 through the value transmission module 4. Specifically, the data transmission module 4 may adopt USB data line transmission or use wireless transmission technology to effectively transmit the engagement force activity index to the engagement force information monitoring module 3.
The occlusal force information processing module 2 stores the tooth occlusal force information and the tooth occlusal force value to the data storage module 5 for analysis after operation.
The power module 6 is used for supplying power to the occlusion force information acquisition module 1 and the occlusion force information processing module 2.
As shown in fig. 2, in the present embodiment, the occlusion force information obtaining module 1 is a silicone pressure sensor, specifically, a novel occlusion silicone gas pressure sensor, which is made of Dragon skin10 mixed with silicone rubber and a silicone hose having an outer diameter of 6MM and an inner diameter of 3 MM. The silica gel pressure sensor comprises a tooth occlusion part 11 and a handle 12, wherein the tooth occlusion part 11 is connected with one end of the handle 12. When the patient mouth bite-control device is used, the left side and the right side of the patient mouth respectively bite the tooth bite part 11 of the silica gel pressure sensor, and the bite positions are the second third molar position on the left side of the mouth and the second third molar position on the right side of the mouth, so that the function of a bite block is also realized, the direct contact of upper teeth and lower teeth is avoided, and the mouth injury in the operation is effectively prevented. The handle 12 may facilitate access, placement and adjustment of the dental occlusion 11.
Furthermore, the occlusal force information processing module is arranged on the silica gel pressure sensor, so that the structure of the tooth occlusal force monitoring device of the embodiment is more simplified.
The data storage module 5 and the power supply module 6 can also be arranged on the occlusal force information processing module, so that the structure is further simplified.
Preferably, the occlusal force information processing module 2 wirelessly transmits the dental occlusal force value to the occlusal force information monitoring module 3 through the data transmission module 4.
The using method of the embodiment comprises the following steps:
firstly, the silica gel pressure sensor is placed in the oral cavity of a patient, and the tooth occlusion part is arranged at a specific position to enable the patient to be respectively occluded at a second third molar position on the left side of the oral cavity and a second third molar position on the right side of the oral cavity. Collecting signals of the size of the occlusal force of the teeth of the patient through the silica gel pressure sensor;
secondly, after a switch of the device is turned on, the occlusal force information processing module 2 receives and processes tooth occlusal force information acquired by the silica gel pressure sensor;
then, the data transmission module 4 transmits the dental occlusal force information processed by the occlusal force information processing module 2 to the occlusal force information monitoring module 3, and if the monitoring personnel finds that the data fed back by the occlusal force information monitoring module 3 is larger than the range of the cranium-stimulated dental occlusal force in our normal operation, the monitoring personnel can timely adjust the cranial electrical stimulation mode and stimulation parameters. And storing the data in said data storage module for later analysis;
and step four, taking out the silica gel pressure sensor in the oral cavity of the patient, carrying out safety treatment, turning off the power supply, and ending.
Example two:
the invention also provides an intraoperative dental occlusal force monitoring method, which is applied to the intraoperative dental occlusal force monitoring device and comprises the following components as shown in fig. 3:
step S1, acquiring the tooth occlusal force information through the occlusal force information acquisition module 1, and transmitting the tooth occlusal force information to the occlusal force information processing module 2;
step S2, calculating the tooth occlusal force information through the occlusal force information processing module 2 to obtain a tooth occlusal force value, and transmitting the tooth occlusal force value to the occlusal force information monitoring module 3;
and step S3, displaying the tooth occlusal force value through the occlusal force information monitoring module 3, and adjusting the stimulation mode and the stimulation parameters according to the tooth occlusal force value so as to adjust the tooth occlusal force during the operation.
By adopting the method, the nerve monitoring personnel in the operation properly adjusts the transcranial electric stimulation position and parameters according to the tooth occlusal force numerical value displayed by the occlusal force information monitoring module 3, reduces the tooth occlusal force, and prevents or reduces the influence of the occlusal force activity caused by the transcranial electric stimulation on the operation.
In this embodiment, the method for calculating the tooth occlusal force information to obtain the tooth occlusal force value includes: leftairpresservalue (LeftAirPress/1024) × (4.5-0.5) × 200kPa, wherein leftairpresservalue is a tooth occlusal force value, and LeftAirPress is tooth occlusal force information. Through the calculation of the formula, the tooth occlusal force numerical value can be displayed more accurately, the tiny change can be amplified, and monitoring personnel can adjust the tooth occlusal force numerical value conveniently in time.
The method for calculating the tooth occlusal force information to obtain the tooth occlusal force value further comprises the following steps: continuously collecting tooth occlusal force information in a set time, calculating to obtain a plurality of tooth occlusal force values, and taking the maximum value as an effective tooth occlusal force value; the setting time in this embodiment is preferably 1 minute; therefore, the damage to the oral cavity caused by overlarge tooth pressing force can be effectively prevented.
Adjusting the stimulation mode and the stimulation parameters according to the tooth bite force value comprises: and when the tooth occlusal force value exceeds a set threshold value, adjusting the excitation mode and the stimulation parameters to adjust the tooth occlusal force value to be within the threshold value.
It is additionally stated that adjusting the locations and parameters of transcranial electrical stimulation is within the routine skill of those skilled in the art and is not within the scope of the claimed invention, and will not be described in excessive detail herein.
The embodiment can monitor the occlusal force of the teeth, effectively prevent oral cavity injury in operation, and can provide feedback signals in time to prompt and guide adjustment of transcranial electrical stimulation modes and stimulation parameters.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An intraoperative dental occlusion force monitoring device, comprising:
the occlusal force information acquisition module is used for acquiring tooth occlusal force information;
the occlusal force information processing module is used for receiving the tooth occlusal force information transmitted by the occlusal force information acquisition module and calculating to obtain a tooth occlusal force value according to the occlusal force information;
and the occlusal force information monitoring module is used for receiving and displaying the tooth occlusal force value transmitted by the occlusal force information processing module.
2. The intraoperative dental occlusal force monitoring device of claim 1, further comprising a numerical value transmission module, wherein the occlusal force information processing module transmits the dental occlusal force numerical value to the occlusal force information monitoring module through the numerical value transmission module.
3. The intraoperative dental occlusion force monitoring device of claim 1 or 2, further comprising a data storage module, wherein the occlusion force information processing module stores the dental occlusion force information and the dental occlusion force value to the data storage module.
4. The intraoperative dental occlusion force monitoring device of claim 3, further comprising a power supply module for providing power to the occlusion force information acquisition module and the occlusion force information processing module.
5. The intraoperative dental occlusion force monitoring device of claim 1, wherein the occlusion force information acquisition module is a silicone pressure sensor, the silicone pressure sensor comprises a dental occlusion part and a handle, and the dental occlusion part is connected with one end of the handle.
6. The intraoperative dental occlusion force monitoring device of claim 2, wherein the occlusion force information processing module is disposed on a silicone pressure sensor.
7. An intraoperative dental occlusal force monitoring method applied to the intraoperative dental occlusal force monitoring device according to any one of claims 1 to 6, comprising:
acquiring tooth occlusal force information through an occlusal force information acquisition module, and transmitting the tooth occlusal force information to an occlusal force information processing module;
calculating the tooth occlusal force information through an occlusal force information processing module to obtain a tooth occlusal force value, and transmitting the tooth occlusal force value to an occlusal force information monitoring module;
and displaying the tooth occlusal force value through the occlusal force information monitoring module, and adjusting a stimulation mode and stimulation parameters according to the tooth occlusal force value so as to adjust the tooth occlusal force in the operation.
8. The intraoperative dental occlusion force monitoring method of claim 7, wherein the calculating method of calculating dental occlusion force information to obtain the dental occlusion force value comprises: (LeftAirPress/1024) × (4.5-0.5) × 200kPa, wherein LeftAirPress value is the value of the occlusal force of the tooth, and LeftAirPress is the information of the occlusal force of the tooth.
9. The intraoperative occlusal force activity monitoring method of claim 8, wherein the calculating method of calculating tooth occlusal force information to obtain the tooth occlusal force value further comprises: continuously collecting tooth occlusal force information in set time, calculating to obtain a plurality of tooth occlusal force values, and taking the maximum value as the effective value of the tooth occlusal force.
10. The intraoperative occlusal force activity monitoring method according to claim 8 or 9, wherein adjusting the stimulation mode and stimulation parameters according to the dental occlusal force value comprises: and when the tooth occlusal force value exceeds a set threshold value, adjusting the excitation mode and the stimulation parameters to adjust the tooth occlusal force value to be within the threshold value.
CN202110233591.7A 2021-03-03 2021-03-03 Intraoperative tooth occlusal force monitoring device and method Pending CN112806997A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113499158A (en) * 2021-05-25 2021-10-15 相鹏 Oral cavity intelligent diagnosis and treatment system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113499158A (en) * 2021-05-25 2021-10-15 相鹏 Oral cavity intelligent diagnosis and treatment system

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