WO2023210206A1 - Bras d'aspiration buccal à usage dentaire et système d'aspiration buccal à usage dentaire - Google Patents

Bras d'aspiration buccal à usage dentaire et système d'aspiration buccal à usage dentaire Download PDF

Info

Publication number
WO2023210206A1
WO2023210206A1 PCT/JP2023/010514 JP2023010514W WO2023210206A1 WO 2023210206 A1 WO2023210206 A1 WO 2023210206A1 JP 2023010514 W JP2023010514 W JP 2023010514W WO 2023210206 A1 WO2023210206 A1 WO 2023210206A1
Authority
WO
WIPO (PCT)
Prior art keywords
arm
suction
elbow
dental
joint
Prior art date
Application number
PCT/JP2023/010514
Other languages
English (en)
Japanese (ja)
Inventor
欣央 庄司
友樹 田邉
尚也 新田
Original Assignee
株式会社東京技研
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社東京技研 filed Critical 株式会社東京技研
Publication of WO2023210206A1 publication Critical patent/WO2023210206A1/fr

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances

Definitions

  • the present invention relates to a dental extraoral suction arm and a dental extraoral suction system.
  • Patent Document 1 discloses a suction arm in which a plurality of pipes are connected in series and relatively rotatably via a rotating part, and has a flexible pipe at its tip and a suction hood connected to the flexible pipe, which is used in a dental clinic. It is described as a pollution prevention device.
  • the suction arm described in Patent Document 1 can arbitrarily set the vertical height of the suction hood (hereinafter referred to as the head part) by rotating each pipe via a rotating part, and the head part can be set as desired by the flexible pipe. You can change the orientation direction of the section.
  • Such a suction arm is installed on the floor of a dental clinic and connected to a suction device. Air is sucked from the suction hood by the operation of the suction device, and is used for extraoral suction to remove cutting dust, liquid droplets, etc. generated during dental treatment and surgery.
  • the suction arm described in Patent Document 1 can change the orientation direction of the suction hood by bending the flexible pipe.
  • the range of orientation of the head that can be changed by bending the flexible pipe is relatively narrow. Therefore, for use in dental treatment and surgery, there is a demand for a suction arm that can more freely change the orientation direction of the head over a wider range.
  • the problem to be solved by the present invention is to provide a dental extraoral suction arm and a dental extraoral suction system that can change the orientation direction of the head part more freely over a wide range.
  • the present invention has the following configuration. 1) A plurality of arm parts connected in series via rotation joints or torsion joints, and a head part connected to the distal end arm part of the plurality of arm parts by a first torsion joint and having a suction port on the distal end surface.
  • the distal arm section is connected to the second arm section from the distal end by a second torsion joint,
  • the distal arm portion is a dental extraoral suction arm that includes a plurality of elbows connected in series via torsion joints.
  • the plurality of elbows are a first elbow curved at a curve angle ⁇ a from the second arm side, a second elbow curved at a curve angle ⁇ b, and a third elbow curved at a curve angle ⁇ c,
  • the dental extraoral suction arm according to item 1) wherein the sum of the bending angle ⁇ a, the bending angle ⁇ b, and the bending angle ⁇ c is 180°.
  • the first elbow, the second elbow, and the third elbow are formed with a length that allows the axis of the second arm portion to coincide with the axis of the head portion.
  • This is a dental extraoral suction arm.
  • the present invention it is possible to obtain the effect that the orientation direction of the head portion can be changed more freely over a wide range.
  • FIG. 1 is a configuration diagram showing a dental extraoral suction system ST, which is an example of the dental extraoral suction system according to an embodiment of the present invention.
  • FIG. 2 is an external view showing the distal end portion of the suction arm 1 included in the dental extraoral suction system ST.
  • FIG. 3 is a side view schematically showing the rotation range of the suction arm 1.
  • FIG. 4 is a link diagram for explaining the serial link configuration of the suction arm 1.
  • FIG. 5A is a plan view showing the link of the fifth arm portion 15 in the first posture.
  • FIG. 5B is a diagram of the link in the first posture shown in FIG. 5A viewed from the tip side.
  • FIG. 5C is an external view of the fifth arm portion 15 in the first posture.
  • FIG. 5A is a plan view showing the link of the fifth arm portion 15 in the first posture.
  • FIG. 5B is a diagram of the link in the first posture shown in FIG. 5A viewed from the tip side.
  • FIG. 5C is
  • FIG. 6A is a plan view showing the link of the fifth arm portion 15 in the second posture.
  • FIG. 6B is a diagram of the link in the second posture shown in FIG. 6A, viewed from the tip side.
  • FIG. 6C is an external view of the fifth arm portion 15 in the second posture.
  • FIG. 7A is a plan view showing the link of the fifth arm portion 15 in the third posture.
  • FIG. 7B is a diagram of the link in the third posture shown in FIG. 7A, viewed from the tip side.
  • FIG. 7C is an external view of the fifth arm portion 15 in the third posture.
  • FIG. 8A is a perspective view showing the link of the fifth arm portion 15 in the fourth posture.
  • FIG. 8B is an external view of the fifth arm portion 15 in the fourth posture.
  • the dental extraoral suction arm and the dental extraoral suction system are the dental extraoral suction arm 1 (hereinafter referred to as suction arm 1) and the dental extraoral suction system ST (hereinafter referred to as , suction system ST).
  • FIG. 1 is a configuration diagram showing a suction system ST which is an example of a dental extraoral suction system according to an embodiment of the present invention.
  • FIG. 2 is an external view showing the distal end portion of the suction arm 1 included in the suction system ST.
  • FIG. 3 is a side view schematically showing the rotation range of the suction arm 1.
  • FIG. 4 is a link diagram for explaining the serial link configuration of the suction arm 1. Arrows DR1 to DR3 in FIG. 1 and arrows DR3 to DR7 in FIG. 2, which indicate the rotation directions of the joints, correspond to arrows DR1 to DR7 in FIG. 4, respectively.
  • the suction system ST includes a suction arm 1, a valve device 4, and a suction machine 3.
  • the suction arm 1 and the valve device 4 are connected by a first ventilation pipe 51, and the valve device 4 and the suction machine 3 are connected by a second ventilation pipe 52.
  • the suction device 3 is further connected to an exhaust pipe 53 for exhausting the air to the outside space.
  • the suction arm 1 and the valve device 4 are installed on the floor FL in the dental clinic.
  • the suction machine 3 is usually installed in a machine room or the like separate from the dental clinic, and the second ventilation pipe 52 is laid under the floor FL.
  • the suction device 3 includes a pump 31 and a control section 32.
  • the control unit 32 may be included in the valve device 4. Air is sucked from the second ventilation pipe 52 by the operation of the pump 31 .
  • the second ventilation pipe 52 is connected to the suction port 19 on the distal end surface of the suction arm 1 via the valve device 4, the first ventilation pipe 51, and the ventilation path AK (see FIG. 2).
  • the valve of the valve device 4 opens and the suction machine 3 operates, external air is sucked into the suction machine 3 through the suction port 19.
  • the air sucked into the suction device 3 is discharged from the exhaust pipe 53 to the outside space after cutting dust, bacteria, viruses, etc. generated during treatment are removed by a filter (not shown) provided in the suction device 3. Ru.
  • the control unit 32 controls the entire operation of the suction system ST including the pump 31 and the valve device 4.
  • the valve device 4 includes a motor 41 and an on-off valve (not shown), and is installed on the floor FL of the treatment room in this example.
  • the valve device 4 may be installed under the floor.
  • the on-off valve opens and closes ventilation between the first ventilation pipe 51 and the second ventilation pipe 52 by the operation of the motor 41.
  • the operation of the motor 41 is controlled by the control section 32.
  • the suction arm 1 is a so-called vertical multi-joint type arm having a plurality of arm parts, and whose posture can be changed manually.
  • the suction arm 1 includes, from the floor FL side, a pedestal 10 (omitted in FIG. 4), a first arm part 11, a second arm part 12, and a third arm part. 13, a fourth arm portion 14, a fifth arm portion 15, and a head portion 20.
  • the suction arm 1 includes a first joint 21, a second joint 22, a third joint 23, a fourth joint 151, a fifth joint 152, a sixth joint 153, and a seventh joint as joint groups from the floor FL side. It has 154.
  • the fifth arm portion 15 is also referred to as the tip arm portion 15.
  • the pedestal 10 is a seat portion fixed to the floor FL.
  • the first arm portion 11 is a straight tube-shaped support that extends vertically upward from the pedestal 10 .
  • a first joint 21 is provided at the upper end of the first arm portion 11.
  • the first joint 21 connects the second arm portion 12 to the first arm portion 11 so as to be rotatable about a rotation axis CL21 horizontal to the floor FL with a predetermined torque or more.
  • the second arm portion 12 is formed into a straight tube shape.
  • the rotation range of the second arm portion 12 by the first joint 21 is a range of angle ⁇ 1 counterclockwise in FIG. 3 from the vertically upwardly extending posture.
  • the angle ⁇ 1 is, for example, 75°.
  • a second joint 22 is provided at the tip of the second arm portion 12.
  • the second joint 22 connects the third arm portion 13 to the second arm portion 12 so as to be rotatable about a rotation axis CL22 horizontal to the floor FL with a predetermined torque or more.
  • the third arm portion 13 is formed into a straight tube shape.
  • the rotation range of the third arm portion 13 by the second joint 22 is a range of angle ⁇ 2 clockwise in FIG. 3 from the posture along the second arm portion 12.
  • the angle ⁇ 2 is, for example, 150°.
  • a third joint 23 is provided at the tip of the third arm portion 13.
  • the third joint 23 connects the fourth arm portion 14 to the third arm portion 13 so as to be rotatable about a rotation axis CL23 horizontal to the floor FL with a predetermined torque or more.
  • the fourth arm portion 14 is formed into a straight tube shape that is shorter than the first to third arm portions 11 to 13.
  • the rotation range of the fourth arm portion 14 by the third joint 23 is an angle ⁇ 3 clockwise in FIG. 3 and an angle ⁇ 4 counterclockwise in FIG. range.
  • the angle ⁇ 3 is, for example, 165°
  • the angle ⁇ 4 is, for example, 45°.
  • the first to third joints 21 to 23 are rotation joints having rotation axes in a direction perpendicular to the axis of the arm portion.
  • the fourth arm portion 14 is equipped with an annular switch ring 16.
  • a part of the switch ring 16 in the circumferential direction is raised outward in the radial direction, and a suction switch 161, which is a first switch, is attached to a surface on the tip side of the raised part.
  • the suction switch 161 is composed of, for example, a proximity sensor. By placing a hand close to the suction switch 161, a suction signal is outputted to the control unit 32 each time.
  • the control unit 32 controls the operation of the suction machine 3 based on the suction signal.
  • the switch ring 16 can be rotated around the axis CL14 (see FIG. 2) of the fourth arm 14 with a predetermined resistance of the fourth arm 14, thereby adjusting the circumferential position of the suction switch 161 according to the operator's preference. You can change it to any position you like.
  • a fourth joint 151 is provided at the distal end of the fourth arm section 14, and the fifth arm section 15, which is the distal arm section, is connected via the fourth joint 151. connected. That is, the fourth arm section 14 becomes the second arm section from the distal end side.
  • the fifth arm portion 15 includes a plurality of elbows connected in series. The plurality of elbows are, from the fourth arm portion 14 side, a first elbow 15a, a second elbow 15b, and a third elbow 15c. Further, the fifth arm portion 15 includes a fifth joint 152 that connects the first elbow 15a and the second elbow 15b, and a sixth joint 153 that connects the second elbow 15b and the third elbow 15c.
  • the fourth joint 151 connects the first elbow 15a of the fifth arm section 15 to the fourth arm section 14 so as to be rotatable around the axis CL14 of the fourth arm section 14 (see arrow DR4). .
  • the first elbow 15a has a curved angle ⁇ a of 45° between the connecting surface of the first end connected to the fourth joint 151 and the connecting surface of the second end opposite thereto. , formed into a tubular shape with a smoothly curved shape. That is, the first elbow 15a is a curved tube that is smoothly bent such that the bending angle ⁇ a between the axis CL14 of the connecting surface of the first end and the axis CLa of the connecting surface of the second end is 45°. There is.
  • the fifth joint 152 connects the second elbow 15b to the first elbow 15a so as to be rotatable around the axis CLa (see arrow DR5).
  • the second elbow 15b is smoothly curved so that the angle ⁇ b between the connecting surface of the first end connected to the fifth joint 152 and the connecting surface of the second end opposite thereto forms 90°. It is formed into a tubular shape. That is, the second elbow 15b is a curved tube that is smoothly bent such that the angle ⁇ b between the axis CLa of the connecting surface of the first end and the axis CLb of the connecting surface of the second end is 90°. .
  • the sixth joint 153 connects the third elbow 15c to the second elbow 15b so as to be rotatable around the axis CLb (see arrow DR6).
  • the third elbow 15c is smoothly curved so that the angle ⁇ c between the connecting surface of the first end connected to the sixth joint 153 and the connecting surface of the second end opposite thereto is 45°. It is formed into a tubular shape. That is, the third elbow 15c is a curved tube that is smoothly bent so that the angle ⁇ c between the axis CLb of the connecting surface of the first end and the axis CLc of the connecting surface of the second end is 45 degrees. .
  • the seventh joint 154 connects the head portion 20 to the third elbow 15c so as to be rotatable around the axis CLc (see arrow DR7). That is, the fifth arm portion 15 connects the head portion 20 via the seventh joint 154 so as to be rotatable around the axis CLc.
  • the axis CL20 of the head portion 20 coincides with the axis CLc.
  • the fourth joint 151 to the seventh joint 154 are rotatable when a torque of a predetermined value or more is applied.
  • the rotatable angular range of each of the fourth joint 151 to the seventh joint 154 is, for example, 330°.
  • the fourth joint 151 to the seventh joint 154 are torsion joints that twist and rotate around the axes of the arm portion and the elbow.
  • the head portion 20 is formed in the shape of a truncated cone whose outer diameter slightly expands toward the tip.
  • the head portion 20 is provided with a handle 17 and a release button 156.
  • An annular hood 155 is removably attached to the tip of the head section 20.
  • the hood 155 is made of a light-transmitting resin, and is automatically positioned and locked onto the head section 20 by being pushed in from the distal end side of the head section 20.
  • the hood 155 is unlocked by pushing the release button 156 and can be removed from the head section 20.
  • a suction port 19 is opened in the center of the front end surface of the hood 155, and an annular lighting device 18 having a light emitting element such as an LED is arranged around the suction port 19.
  • the illumination device 18 illuminates through the hood 155 in the direction toward which the head section 20 is directed.
  • the handle 17 is formed in a protruding L-shape so that the operator of the suction arm 1 can grasp it by hand.
  • a lighting switch 171 is attached to the tip of the handle 17.
  • the lighting switch 171 is a push button switch, and is pressed by the finger of the hand holding the handle 17 to send out a lighting signal to the control unit 32.
  • the control unit 32 controls turning on/off the lighting device 18 based on the lighting signal.
  • an air passage AK (see FIG. 2) is formed that connects the head portion 20 to the pedestal 10.
  • One end of the ventilation path AK is connected to the suction port 19 and opens to the external space, and the other end is connected to the first ventilation pipe 51.
  • the on-off valve of the valve device 4 becomes open, and outside air is sucked through the suction port 19.
  • the sucked outside air enters the suction machine 3 through the ventilation path AK, the first ventilation pipe 51, the valve device 4, and the second ventilation pipe 52, passes through a filter (not shown) inside the suction machine 3, and is purified. and is exhausted to the outside from the exhaust pipe 53.
  • the suction arm 1 changes its posture so that the direction in which the head section 20 is directed becomes the desired direction by the operator grasping the handle 17 of the head section 20 and arbitrarily moving each joint to rotate, thereby reducing the force. Once removed, it remains in that state. As a result, air near the oral cavity can be suctioned well during dental treatment and surgery, and droplets such as cutting dust and body fluids that are scattered in the space near the oral cavity during treatment can be effectively removed.
  • the first elbow 15a to the third elbow 15c have no straight parts and are arcuate with the same curvature, and the directions of the axes are tilted at 45 degrees in the first elbow 15a and the third elbow 15c.
  • the second elbow 15b is a curved pipe that is bent at an angle of 90 degrees.
  • the inner and outer diameters of the first to third elbows 15a to 15c in the direction orthogonal to the axis are approximately equal to the inner and outer diameters of the fourth arm portion 14, respectively. Therefore, the amount DH of the outer shape of the second elbow 15b in the direction perpendicular to the axis CL14, based on the axis CL14 of the fourth arm 14, is approximately equal to the outer diameter of the fourth arm 14 at the maximum. It's extremely small.
  • the ventilation passage AK inside the fifth arm portion 15 is smoothly curved like the first to third elbows 15a to 15c. Therefore, the sucked air flows smoothly inside the air passage AK with little resistance. Thereby, the suction arm 1 and the suction system ST have high suction efficiency.
  • the suction arm 1 occupies a small space when the head portion 20 is in a posture approaching the oral cavity in dental treatment and surgery. As a result, the suction arm 1 is less likely to interfere with other dental equipment and treatment assistants, and is very easy to install in a treatment room and to control posture.
  • first to fourth postures being shown as representative postures.
  • the bending points of the axes of the first elbow 15a and the third elbow 15c which are curved pipes with a bending angle of 45 degrees, are set as points P1 and P3, respectively.
  • the bending point of the second elbow 15b which is a curved pipe with a bending angle of 90 degrees, is set as point P2.
  • the first posture is a mode in which the fifth arm portion 15 is extended as straight as possible.
  • the axis CL14 and the axis CL20 can be aligned as a straight line.
  • the bending directions of the first to third elbows 15a to 15c in the fifth arm portion 15 are different from each other by 180° between the first elbow 15a and the third elbow 15c and the second elbow 15b.
  • the bending angles ⁇ a to ⁇ c of the first to third elbows 15a to 15c are as follows.
  • the first elbow 15a has a bending angle ⁇ a (45°)
  • the second elbow 15b has a bending angle ⁇ b (90°)
  • the third elbow 15c has a bending angle ⁇ c (45°).
  • bending angle ⁇ a+curving angle ⁇ b+curving angle ⁇ c becomes 180°. That is, in the first posture, the bending angle of the first to third elbows 15a to 15c as a whole is 180° and is not curved, and the axis CL14 and the axis CL20 are parallel.
  • first elbow 15a to the third elbow 15c have no linear portion and are formed in an arc shape with the same curvature, the axis CL14 and the axis CL20 coincide without deviation, and the suction arm 1
  • the fourth arm portion 14 and the head portion 20 are in a posture extending in the same straight line.
  • FIG. 5B is a view of the link configuration in the first posture shown in FIG. 5A viewed from the tip side of the axis CL20 (lower side of FIG. 5A), and FIG. 5C is a view of the actual fifth arm portion of the suction arm 1. 15 and the head portion 20 in a state close to the first posture.
  • the first elbow 15a to the third elbow 15c are located to be included in the same virtual plane SF, and the fifth arm part 15 protrudes in a direction orthogonal to the virtual plane SF.
  • the head portion 20 at the tip can be placed in a straight position from the fourth arm portion 14 in a spatially compact manner without being curved.
  • the second posture rotates the sixth joint 153 by 180 degrees with respect to the first posture, reverses the direction in which the third elbow 15c curves, and moves the head portion 20 with respect to the axis CL14.
  • the directions are perpendicular to each other. That is, the second posture is an aspect in which the bending directions of the first to third elbows 15a to 15c are different by 180 degrees between the first elbow 15a, the second elbow 15b, and the third elbow 15c.
  • FIG. 6B is a diagram of the link configuration in the second posture shown in FIG. 6A viewed from the tip side of the axis CL14 (lower side of FIG. 6A), and FIG. 6C is a diagram of the fifth arm of the actual suction arm 1.
  • FIG. 4 is a diagram showing a second posture of the portion 15 and the head portion 20; As shown in FIG. 6B, the first elbow 15a to the third elbow 15c are located so as to be included in the same virtual plane SF, and the fifth arm portion 15 protrudes in a direction perpendicular to the virtual plane SF.
  • the head portion 20 at the distal end can be oriented in a direction perpendicular to the axis CL14 of the fourth arm portion 14 in a spatially compact manner without being curved.
  • FIG. 7B is a diagram of the link configuration in the third posture shown in FIG. 7A, viewed from the direction of axis CL14 (downward side of FIG. 7A), and FIG. 7C is a diagram of the actual fifth arm portion of the suction arm 1. 15 and the head portion 20 in a third posture.
  • FIG. As shown in FIGS. 7B and 7C, the first elbow 15a to the third elbow 15c are located so as to be included in the same virtual plane SF, and the fifth arm portion 15 is perpendicular to the virtual plane SF.
  • the head portion 20 at the distal end can be placed in a position parallel to the fourth arm portion 14 and inverted toward the fourth arm portion 14 side in a spatially compact manner without protruding and curving in the direction.
  • FIG. 8A is a perspective link diagram of the fifth arm portion 15 in the fourth posture.
  • FIG. 8A also includes the third joint 23 and the fourth arm portion 14.
  • a plane that includes the axis CL14 of the fourth arm portion 14 and is parallel to the rotation axis CL23 of the third joint 23 is defined as a virtual plane SF1.
  • FIG. 8B shows an actual aspect of the fifth arm portion 15 corresponding to FIG. 8A.
  • the fifth arm portion 15 appropriately selects the rotation angles of the fourth joint 151 to the sixth joint 153 to set the direction of the axis CL20 in an arbitrary direction with respect to the virtual plane SF1. You can create a diagonal posture with this button. Thereby, the fifth arm section 15 can more freely direct the head section 20 in any direction.
  • the suction arm 1 even when the axis CL20 of the head section 20 is directed in a direction not included in the virtual planes SF, SF1, the maximum amount of protrusion DH of the second elbow 15b in the fifth arm section 15 is small. Therefore, the space occupied by the fifth arm portion is small, and the head portion 20 can be placed in any desired posture in a spatially compact manner.
  • any of the first joint 21 to third joint 23 and fourth joint 151 to seventh joint 154 may be provided with a rotation scale M that allows the amount of rotation to be visually recognized.
  • the rotation scale M is shown, for example, at the fourth joint 151 and the fifth joint 152 in FIG.
  • the number of elbows constituting the fifth arm portion 15 is not limited to the three mentioned above, and may be four or more. The more elbows there are, the more free the posture can be. An increase in the number of elbows increases the cost, so if priority is given to suppressing the cost increase, the above three are preferable.
  • the suction arm 1 is not limited to being installed on the floor FL. For example, it may be installed so as to be suspended from the ceiling of a dental clinic.
  • the suction machine 3 is housed in a housing that can be moved within the dental clinic, the suction arm 1 is attached to the upper part of the housing, and the suction machine 3 and the suction arm 1 are connected by an air passage inside the housing.
  • the suction arm 1 and the suction device 3 may be integrated into a movable system.
  • Suction arm (dental extraoral suction arm) 10 Pedestal 11 to 15 First arm part to fifth arm part 15a to 15c First elbow to third elbow 151 to 154 Fourth joint to seventh joint 155 Hood 156 Release button 16 Switch ring 161 Suction switch 17 Handle 171 Lighting switch 18 Lighting device 19 Suction port 20 Head portion 21 to 23 First joint to third joint 3 Suction machine 31 Pump 32 Control unit 4 Valve device 41 Motor 51 First ventilation pipe, 52 Second ventilation pipe, 53 Exhaust pipe AK Ventilation path CLa, CLb, CLc, CL14, CL20 Axis CL21 to CL23 Rotation axis DH Overhang amount FL Floor M Rotation scale SF, SF1 Virtual plane ST Suction system (dental extraoral suction system) ⁇ 1, ⁇ 2, ⁇ 3, ⁇ 4 Angle ⁇ a, ⁇ b, ⁇ c Curving angle

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Massaging Devices (AREA)

Abstract

Un bras d'aspiration buccal à usage dentaire (1) comprend : une pluralité de bras (11-15) qui sont reliés en série par l'intermédiaire de joints rotatifs ou de joints de torsion ; et une tête (20) qui est reliée par un premier joint de torsion (154) au premier bras (15) parmi la pluralité de bras (11-15) et qui a une ouverture d'aspiration (19) sur la surface de pointe de la tête. Le premier bras (15) est relié par un second joint de torsion (151) au second bras (14) en séquence, et le premier bras (15) est conçu pour comprendre une pluralité de coudes (15a-15c) qui sont reliés en série les uns aux autres par l'intermédiaire de joints de torsion (152, 153).
PCT/JP2023/010514 2022-04-27 2023-03-17 Bras d'aspiration buccal à usage dentaire et système d'aspiration buccal à usage dentaire WO2023210206A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022-073528 2022-04-27
JP2022073528A JP2023162846A (ja) 2022-04-27 2022-04-27 歯科用口腔外吸引アーム及び歯科用口腔外吸引システム

Publications (1)

Publication Number Publication Date
WO2023210206A1 true WO2023210206A1 (fr) 2023-11-02

Family

ID=88518640

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2023/010514 WO2023210206A1 (fr) 2022-04-27 2023-03-17 Bras d'aspiration buccal à usage dentaire et système d'aspiration buccal à usage dentaire

Country Status (2)

Country Link
JP (1) JP2023162846A (fr)
WO (1) WO2023210206A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06508292A (ja) * 1992-04-02 1994-09-22 トラヴェーガー，ヴェルナー エルボ
JPH08238261A (ja) * 1995-03-06 1996-09-17 Tokyo Giken:Kk 歯科用吸引装置のためのフリーアーム装置
JPH11244312A (ja) * 1998-03-03 1999-09-14 Nikken Kosakusho Works Ltd 歯科診療室の汚染浄化装置
JP2001299785A (ja) * 2000-04-24 2001-10-30 Mekatoro:Kk 診療室の汚染浄化装置
JP2001340362A (ja) * 2000-06-04 2001-12-11 Mekatoro:Kk 診療室の汚染浄化装置
JP2004129752A (ja) * 2002-10-09 2004-04-30 Purachippu:Kk 歯科用口腔外吸引通路装置
CN211951840U (zh) * 2020-03-25 2020-11-17 广州市通力生物技术有限公司 一种广角调节的密封通管

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06508292A (ja) * 1992-04-02 1994-09-22 トラヴェーガー，ヴェルナー エルボ
JPH08238261A (ja) * 1995-03-06 1996-09-17 Tokyo Giken:Kk 歯科用吸引装置のためのフリーアーム装置
JPH11244312A (ja) * 1998-03-03 1999-09-14 Nikken Kosakusho Works Ltd 歯科診療室の汚染浄化装置
JP2001299785A (ja) * 2000-04-24 2001-10-30 Mekatoro:Kk 診療室の汚染浄化装置
JP2001340362A (ja) * 2000-06-04 2001-12-11 Mekatoro:Kk 診療室の汚染浄化装置
JP2004129752A (ja) * 2002-10-09 2004-04-30 Purachippu:Kk 歯科用口腔外吸引通路装置
CN211951840U (zh) * 2020-03-25 2020-11-17 广州市通力生物技术有限公司 一种广角调节的密封通管

Also Published As

Publication number Publication date
JP2023162846A (ja) 2023-11-09

Similar Documents

Publication Publication Date Title
EP2285303B1 (fr) Crayon électrochirurgical avec un dispositif pivotant
JP5577368B2 (ja) 電気掃除機用フロアツール
US4158462A (en) Localized suction device with a sucking inlet head carried by a tubular duct end orientable in space
US6524180B1 (en) Adjustable duct assembly for fume and dust removal
CN105592801B (zh) 用于医学装置的控制单元
JP2011518052A (ja) 空間内で対象物を運動させかつ位置決めするための装置
CN106687258A (zh) 抓取设备的机械手指
RU2202467C2 (ru) Конструкция механической руки антропоморфного робота
JP2012110675A (ja) 外科手術用デバイス
JP2006159305A (ja) ロボットの線条体案内装置及び線条体案内装置を備えたロボット
SE506104C2 (sv) Kulledsmekanism vid ställbara anordningar för gastransport
WO2023210206A1 (fr) Bras d'aspiration buccal à usage dentaire et système d'aspiration buccal à usage dentaire
CN100351469C (zh) 用于鼓风机的手柄结构
JPH07102520B2 (ja) 工業用ロボツト
WO2014000041A1 (fr) Centre de rotation distant mécanique
JP5358400B2 (ja) 歯科用インスツルメントホルダー、歯科診療用トレーテーブル及び歯科診療用ユニット
JP5637619B2 (ja) 歯科用口腔外バキューム装置
KR20050082213A (ko) 분진제거용 암타입 덕트
CN210115315U (zh) 可调节的气态流体抽吸器组合件
ES2277176T3 (es) Dispositivo de sujecion para un brazo hidraulico de un vehiculo de trabajo.
WO1992018293A1 (fr) Bras de robot articule a sept degres de liberte de mouvement
ES2356615T3 (es) Interfaz háptica de tipo ground-based y que consta al menos de dos efectores digitales rotativos separados.
CN118871061A (zh) 牙科用口腔外吸引臂
SE516615C2 (sv) Böjbar led
WO2023210204A1 (fr) Système d'aspiration dentaire extra-buccal et procédé de commande de fonctionnement dans un système d'aspiration dentaire extra-buccal

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23795953

Country of ref document: EP

Kind code of ref document: A1