Retractor special for oral cavity repair operation
Technical Field
The invention relates to the technical field of oral medical equipment, in particular to a retractor special for oral cavity repair operation.
Background
With the increase of diet conditions, the incidence of oral cavity is increased, and the treatment and repair of oral cavity are the focus of attention. In the process of the oral cavity repair operation, as the lips of the patient can interfere, the patient needs to be retracted by using the surgical instrument, so that the mouth of the patient is expanded, the operation inside the oral cavity is convenient, and the operation is convenient.
The existing oral cavity repair operation generally adopts a drag hook to drag the oral cavity angle of a patient, has a simple structure, causes excessive pain of the patient when the tension of the oral cavity angle of the patient is increased, causes discomfort of the patient, and is not beneficial to the patient to cooperate with the operation; while part of the retraction device has the function of adjusting the opening amplitude, the retraction device is inconvenient to adjust, has a complex structure, cannot effectively reflect the action state of a patient and the device, is not beneficial to the observation of medical staff, and is easy to influence the operation effect and cause discomfort of the patient.
Thus, there is a need for a retractor dedicated to oral repair surgery that addresses the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a special retractor for oral cavity repair surgery, which has the advantages of simple structure and convenient use, and can effectively open the mouths of different patients without shielding the operative field.
Embodiments of the present invention are implemented as follows:
The embodiment of the application provides a special retractor for an oral cavity repair operation, which comprises a mandibular skeleton, wherein both sides of the mandibular skeleton are hinged with lower support rods, the upper ends of the lower support rods are hinged with upper support rods, and the tops of the upper support rods are provided with cheekbones; the upper end of the lower supporting rod is hinged with an upper supporting rod; the device also comprises a pressure rod, wherein two ends of the pressure rod are respectively hinged with the middle parts of the upper support rod and the lower support rod, and the pressure rod is telescopic.
In some embodiments of the present invention, the pressure rod includes an outer cylinder, the outer cylinder is provided with a through hole penetrating up and down, and a vertical chute is arranged at the inner side of the through hole; the both ends of vertical spout are provided with the slip pressure pole respectively, and the one end that the slip pressure pole is in the through-hole is provided with the push pedal, and the both ends of through-hole all are provided with the sealing ring.
In some embodiments of the present invention, the outer cylinder is made of transparent material, and a liquid is filled between the pushing plates of the two sliding pressure rods; the outer cylinder is provided with vertical scales, and the liquid is colored liquid.
In some embodiments of the present invention, the upper end of the lower supporting rod is provided with a circular groove, and the bottom of the upper supporting rod is provided with a sphere matched with the circular groove; one side of the circular groove is provided with a threaded hole, and the threaded hole is provided with a locking bolt.
In some embodiments of the invention, the bottom of the locking bolt is provided with an arcuate plate.
In some embodiments of the present invention, width frames are disposed on two sides of the mandibular skeleton, a horizontal chute is disposed on the width frames, a first sliding block is disposed on the horizontal chute, and the lower end of the lower support rod is hinged with the first sliding block.
In some embodiments of the present invention, a second sliding block is further disposed on the horizontal sliding groove, a connecting rod is disposed on the second sliding block, and two arc-shaped strips are hinged on the connecting rod.
In some embodiments of the invention, the device further comprises an arc-shaped connecting rod, wherein two ends of the arc-shaped connecting rod are respectively connected with the two cheekbones; the arc-shaped connecting rod is telescopic.
In some embodiments of the present invention, a vertical rod is disposed in the middle of the mandibular skeleton, the vertical rod is telescopic, and a tongue depressor is detachably connected to the vertical chute.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
Most of the existing oral cavity repairing traction devices cannot be well adapted to different patients, so that pain of the patients is excessively increased, discomfort of the patients is caused, and the patients are not benefited to cooperate with operations. The invention provides a special retractor for an oral cavity repair operation, which comprises a mandible framework, wherein lower support rods are hinged to two sides of the mandible framework, an upper support rod is hinged to the upper end of the lower support rod, and a cheekbone framework is arranged at the top of the upper support rod; the upper end of the lower supporting rod is hinged with an upper supporting rod; the device also comprises a pressure rod, wherein two ends of the pressure rod are respectively hinged with the middle parts of the upper support rod and the lower support rod, and the pressure rod is telescopic.
According to the invention, the mandible framework and the cheekbone framework are arranged to form an opening support for the oral cavity of a patient, and the action support for the bone parts greatly reduces the stress of the facial muscles of the patient, so that the discomfort of the patient is effectively reduced; the upper support rod and the lower support rod are hinged, so that the device can be suitable for various patients and has stronger adaptability. Simultaneously, the setting of pressure pole makes it carry out spacing support to upper prop and lower prop for it can open the effective support to the mouth. The device has simple integral structure and convenient use, can effectively open the mouth of a patient and can not shade the operation field.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a top view of a mandibular skeleton in accordance with an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a pressure bar according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a circular groove according to an embodiment of the present invention.
Icon: 1. a mandibular skeleton; 2. a lower support rod; 3. an upper support rod; 4. cheekbone skeleton; 5. a pressure rod; 6. an outer cylinder; 7.a through hole; 9. a sliding pressure bar; 10. a push plate; 11. a seal ring; 12. a liquid; 13. a circular groove; 14. a ball; 15. a locking bolt; 16. an arc-shaped plate; 17. a width frame; 18. a horizontal chute; 19. a first slider; 20. a second slider; 21. a connecting rod; 22. an arc-shaped strip; 23. a vertical rod; 24. tongue depressor; 25. an arc-shaped connecting rod.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
referring to fig. 1-4, the present embodiment provides a retractor special for an oral cavity repair operation, which comprises a mandibular skeleton 1, wherein both sides of the mandibular skeleton 1 are hinged with a lower support rod 2, the upper end of the lower support rod 2 is hinged with an upper support rod 3, and the top of the upper support rod 3 is provided with a cheekbone skeleton 4; the upper end of the lower support rod 2 is hinged with an upper support rod 3; the device also comprises a pressure rod 5, wherein two ends of the pressure rod 5 are respectively hinged with the middle parts of the upper support rod 3 and the lower support rod 2, and the pressure rod 5 is telescopic.
Most of the existing oral cavity repairing traction devices cannot be well adapted to different patients, so that pain of the patients is excessively increased, discomfort of the patients is caused, and the patients are not benefited to cooperate with operations. According to the invention, the mandible framework 1 and the zygomatic frames 4 are arranged to form an opening support for the oral cavity of a patient, and the action support for the bone parts greatly reduces the stress of the facial muscles of the patient, so that the discomfort of the patient is effectively reduced; the upper support rod 3 and the lower support rod 2 are hinged, so that the device can adapt to various patients and has stronger adaptability. Meanwhile, the pressure rod 5 is arranged so that the pressure rod can carry out limit support on the upper support rod 3 and the lower support rod 2, and can effectively support opening of the mouth. The device has simple integral structure and convenient use, can effectively open the mouth of a patient and can not shade the operation field. It will be appreciated that the hinge may be provided with damping means; the mandible framework 1 and the zygomatic bone frame 4 are arranged in an arc shape; furthermore, the structure of the mandibular skeleton 1 is arranged into an arc shape with gradually changed radian, so that the mandibular skeleton can adapt to different patients.
In some embodiments of the present invention, the pressure rod 5 includes an outer cylinder 6, the outer cylinder 6 is provided with a through hole 7 penetrating up and down, and a vertical chute is arranged at the inner side of the through hole 7; the both ends of vertical spout are provided with slip pressure bar 9 respectively, and the one end that slip pressure bar 9 is in through-hole 7 is provided with push pedal 10, and the both ends of through-hole 7 all are provided with sealing ring 11. The outer cylinder 6 is made of transparent material, and liquid 12 is filled between pushing plates 10 of the two sliding pressure rods 9; the outer cylinder 6 is provided with vertical scales, and the liquid 12 is colored liquid 12. The two sliding pressure rods 9 and the outer cylinder 6 are arranged, so that the upper support rod 3 and the lower support rod 2 press the two push plates 10 to approach each other under the pressure of the two sliding pressure rods, and medical staff can judge the pressure of the liquid 12 by observing the length of the liquid, thereby effectively avoiding discomfort of patients caused by overlarge oral cavity expansion or overlong expansion time; meanwhile, the sliding pressure rod 9 capable of sliding can effectively realize buffering, and the patient is prevented from being injured.
In some embodiments of the present invention, the upper end of the lower supporting rod 2 is provided with a circular groove 13, and the bottom of the upper supporting rod 3 is provided with a circular ball 14 matched with the circular groove 13; one side of the circular groove 13 is provided with a threaded hole provided with a locking bolt 15. The round balls 14 matched with the round grooves 13 enable the rotation of the upper support rod 3 and the lower support rod 2 to be more flexible, and the angles of the upper support rod 3 and the lower support rod can be fixed or movable through screwing in and screwing out of the locking bolts 15.
In some embodiments of the invention, the bottom of the locking bolt 15 is provided with an arcuate plate 16. The contact surface of the locking bolt 15 and the ball 14 is smoother due to the arrangement of the arc plate 16, so that the medical staff can conveniently adjust the friction force between the locking bolt 15 and the ball 14, and the movable resistance of the locking bolt is in a proper range.
In some embodiments of the present invention, the width frames 17 are disposed on both sides of the mandibular skeleton 1, the horizontal sliding grooves 18 are disposed on the width frames 17, the first sliding blocks 19 are disposed on the horizontal sliding grooves 18, and the lower ends of the lower struts 2 are hinged with the first sliding blocks 19. The arrangement of the horizontal chute 18 on the width frame 17 allows the medical staff to adapt to patients with different facial widths by adjusting the position of the first slider 19.
In some embodiments of the present invention, a second sliding block 20 is further disposed on the horizontal sliding slot 18, a connecting rod 21 is disposed on the second sliding block 20, and two arc-shaped strips 22 are hinged on the connecting rod 21. The two articulated arcuate strips 22 provide good support for the patient's lips.
In some embodiments of the present invention, the present invention further comprises an arc-shaped connecting rod 25, and both ends of the arc-shaped connecting rod 25 are respectively connected with the two cheek frames 4; the arc-shaped connecting rod 25 is telescopic. The middle part of the mandibular skeleton 1 is provided with a vertical rod 23, the vertical rod 23 is telescopic, and a tongue depressor 24 is detachably connected on the vertical chute. The arrangement of the arc-shaped connecting rod 25 can define the overall structure of the device so that the two cheekbones 4 are in a horizontal plane; the telescopic vertical rod 23 allows the tongue depressor 24 to be easily manipulated by medical personnel.
In summary, the embodiment of the invention provides a retractor special for an oral cavity repair operation, which comprises a mandibular skeleton 1, wherein both sides of the mandibular skeleton 1 are hinged with a lower support rod 2, the upper end of the lower support rod 2 is hinged with an upper support rod 3, and the top of the upper support rod 3 is provided with a cheekbone skeleton 4; the upper end of the lower support rod 2 is hinged with an upper support rod 3; the device also comprises a pressure rod 5, wherein two ends of the pressure rod 5 are respectively hinged with the middle parts of the upper support rod 3 and the lower support rod 2, and the pressure rod 5 is telescopic. According to the invention, the mandible framework 1 and the zygomatic frames 4 are arranged to form an opening support for the oral cavity of a patient, and the action support for the bone parts greatly reduces the stress of the facial muscles of the patient, so that the discomfort of the patient is effectively reduced; the upper support rod 3 and the lower support rod 2 are hinged, so that the device can adapt to various patients and has stronger adaptability. Meanwhile, the pressure rod 5 is arranged so that the pressure rod can carry out limit support on the upper support rod 3 and the lower support rod 2, and can effectively support opening of the mouth. The device has simple integral structure and convenient use, can effectively open the mouth of a patient and can not shade the operation field.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.