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CN-122005139-A - Oral cavity operation field exposure ware

CN122005139ACN 122005139 ACN122005139 ACN 122005139ACN-122005139-A

Abstract

The invention discloses an oral cavity operation field exposure device, and belongs to the technical field of medical appliances. The invention solves the problem that a novel oral surgical field exposure device with optimized structure and integrated functions is needed in the prior art so as to realize noninvasive, stable and omnibearing surgical field presentation. The soft tissue retractor comprises an upper lip block and a lower lip block, wherein two ends of the upper lip block are respectively connected with two ends of the lower lip block through two V-shaped pieces, fixing pieces used for fixing the soft tissue retractor are arranged on the two V-shaped pieces, the dentition spreader comprises a rigid frame, the rigid frame comprises an upper plate and a lower plate, two ends of the upper plate and two ends of the lower plate are connected through two connecting rods to form a mouth-shaped structure, the upper plate and the lower plate are arc-shaped plates, a movable upper jaw supporting plate is arranged on the upper plate, a jaw support or a jaw pad is detachably connected on the upper jaw supporting plate, and a tongue blocking piece is arranged on the lower plate in an up-down sliding mode. The invention not only achieves the effect of simply and effectively fully exposing the oral surgical field of the patient, but also achieves the effect of good universality.

Inventors

  • PAN JIAN
  • LUO WENXIN
  • PAN ZIJIAN
  • ZHAO CHENGZHI

Assignees

  • 四川大学华西口腔医院

Dates

Publication Date
20260512
Application Date
20260209

Claims (10)

  1. 1. An oral surgical field exposure, characterized by comprising: The soft tissue retractor comprises an upper lip block (7) and a lower lip block (8), wherein two ends of the upper lip block (7) are respectively connected with two ends of the lower lip block (8) through two V-shaped pieces (6), and fixing pieces for fixing the soft tissue retractor are arranged on the two V-shaped pieces (6); The dentition spreader comprises a rigid frame, wherein the rigid frame comprises an upper plate (101) and a lower plate (102), two ends of the upper plate (101) and two ends of the lower plate (102) are connected through two connecting rods (103) to form a mouth-shaped structure, the upper plate (101) and the lower plate (102) are arc-shaped plates, a movable upper jaw supporting plate (305) is arranged on the upper plate (101), a jaw support or a jaw pad is detachably connected on the upper jaw supporting plate (305), a tongue blocking piece is arranged on the lower plate (102) in a vertical sliding mode, and the tongue blocking piece comprises a tongue blocking piece (204).
  2. 2. The oral surgical field exposure device according to claim 1 is characterized in that an arc-shaped through groove (301) is formed in the upper plate (101), and a plurality of bayonets (302) are formed in the upper plate (101) along the length direction of the arc-shaped through groove (301); The upper jaw supporting plate (305) is provided with a supporting rod (304), the supporting rod (304) can slide in the arc-shaped through groove (301), and the supporting rod (304) is provided with a clamping block (303) matched with the bayonet (302).
  3. 3. The oral surgical field exposure according to claim 1, wherein the upper jaw support plate (305) is provided with a plurality of connection block groups, the plurality of connection block groups are arranged along a direction perpendicular to the upper plate (101), each connection block group is composed of at least one connection block (401), and the jaw support and the jaw pad are provided with connection grooves (402) matched with the connection block groups.
  4. 4. The oral surgical field exposure according to claim 1 wherein the rigid frame comprises a handle (104), a hollow cavity is provided in the handle (104), an opening communicating with the hollow cavity is provided in the lower plate (102), the tongue stopper comprises a tongue stopper connecting plate, the tongue stopper connecting plate comprises a vertical plate (201) and a transverse plate (202), the tongue stopper (204) is connected below the transverse plate (202), the vertical plate (201) is inserted into the hollow handle (104) through the opening, and a sliding locking member is provided between the vertical plate (201) and the hollow handle (104).
  5. 5. The oral surgical field exposure according to claim 4 wherein the sliding locking member includes a plurality of limiting grooves (210) provided on an inner wall of the hollow chamber, and the riser (201) is provided with a limiting block (209) cooperating with the limiting grooves (210); One side of keeping away from spacing groove (210) in the cavity still is provided with limiting plate (207), limiting plate (207) can be in lateral shifting in the cavity, one side of limiting plate (207) is connected with several spring (208), limiting plate (207) be provided with the opposite side of spring (208) with riser (201) butt.
  6. 6. The oral surgical field exposure device according to claim 1, wherein the upper surface of the tongue block (204) is an arc surface, an arc groove (205) is formed in the lower surface of the tongue block (204), a plurality of saliva suction ports (206) are formed in the edge of the arc groove (205), saliva suction channels communicated with the saliva suction ports (206) are formed in the tongue block (204), saliva suction ports (203) communicated with the saliva suction channels are formed in the tongue block (204), and negative pressure pieces are detachably connected to the saliva suction ports (203).
  7. 7. The oral surgical field exposure according to claim 1 wherein the fixing member comprises two connecting buckles (9) respectively connected to the middle parts of the two V-shaped members (6), and the two connecting buckles (9) are connected with a connecting rope.
  8. 8. The oral surgical field exposing device according to claim 7 is characterized in that a corner silica gel cushion (10) is arranged between the connecting buckle (9) and the V-shaped piece (6).
  9. 9. The oral surgical field exposure device according to claim 1, wherein the V-shaped member (6) is made of medical grade PVC, the breaking elongation is 300% -600%, and the normal temperature notch impact strength is 5-15 kJ/m < 2 >.
  10. 10. The oral surgical field exposure according to claim 1 wherein the jaw pad comprises a jaw pad body (501), wherein a biting groove (502) matched with teeth is formed in the jaw pad body (501), the jaw support comprises a jaw support body (503), and a bearing groove (504) matched with gums is formed in the jaw support body (503).

Description

Oral cavity operation field exposure ware Technical Field The invention belongs to the technical field of medical appliances, and particularly relates to an oral cavity surgical field exposure device. Background In the field of oral medical treatment, surgical field exposure is a core link for guaranteeing surgical accuracy and safety, the current mainstream method relies on auxiliary instrument combinations such as a mechanical mouth gag or a drag hook and a saliva aspirator, although basic surgical field expansion can be realized, the problems of low comfort level of patients, high risk of soft tissue compression injury, insufficient surgical field coverage, poor operation cooperativity and the like generally exist, and especially in complex operations such as wisdom tooth extraction or maxillofacial surgery and the like, the traditional instrument is difficult to stably eliminate operation dead angles, so that visual field is limited, operation efficiency is reduced, the preparation time and operation complexity are increased by multi-instrument linkage, the prior art is partially improved, the contradiction among the three components including comfort, comprehensiveness and high efficiency is still not systematically solved, and a novel oral surgical field exposure with optimized structure and integrated functions is needed to realize noninvasive, stable and omnibearing surgical field presentation. Disclosure of Invention Aiming at the problems of noninvasive, stable and omnibearing surgical field presentation in the prior art, which are needed to be a novel oral surgical field exposure with optimized structure and integrated functions, the invention provides an oral surgical field exposure. The technical scheme adopted by the invention is as follows: An oral surgical field exposure comprising: The soft tissue retractor comprises an upper lip block and a lower lip block, wherein two ends of the upper lip block are respectively connected with two ends of the lower lip block through two V-shaped pieces, and fixing pieces for fixing the soft tissue retractor are arranged on the two V-shaped pieces; The dentition spreader comprises a rigid frame, wherein the rigid frame comprises an upper plate and a lower plate, two ends of the upper plate and two ends of the lower plate are connected through two connecting rods to form a mouth-shaped structure, the upper plate and the lower plate are arc-shaped plates, a movable upper jaw supporting plate is arranged on the upper plate, a jaw support or a jaw pad is detachably connected on the upper jaw supporting plate, a tongue blocking piece is arranged on the lower plate in a vertical sliding mode, and the tongue blocking piece comprises a tongue blocking piece. After the technical scheme is adopted, the invention consists of the soft tissue traction device and the dentition spreader, so that the exposure of the operation field in the dental extraction operation is realized together, the soft tissue traction device is connected with the oral cavity soft tissue part (lip) of a user to realize the exposure of the dentition, and the dentition spreader is matched with the soft tissue traction device to realize the opening of the upper dentition and the lower dentition, thereby fully exposing the oral cavity operation field, and the jaw support plate is detachably connected with the jaw support or the jaw pad and can be suitable for patients with different conditions. Preferably, an arc-shaped through groove is formed in the upper plate, and a plurality of bayonets are formed in the upper plate along the length direction of the arc-shaped through groove; The upper jaw supporting plate is provided with a supporting rod which can slide in the arc-shaped through groove, and the supporting rod is provided with a clamping block matched with the bayonet. After the technical scheme is adopted, the supporting rod can slide upwards in the arc-shaped through groove to enable the clamping block to be separated from one bayonet, the supporting rod can enable the clamping block to move to a required bayonet when sliding along the length direction of the arc-shaped through groove, and then the clamping block is clamped into the bayonet by sliding downwards, so that the position of the upper jaw supporting plate can be adjusted and fixed, and the upper jaw supporting plate can be fixed at a certain position of an oral cavity of a user according to requirements. Preferably, the upper jaw supporting plate is provided with a plurality of connecting block groups, the connecting block groups are distributed along the direction vertical to the upper plate, each connecting block group is composed of at least one connecting block, and the jaw support and the jaw pad are provided with connecting grooves matched with the connecting block groups. After the technical scheme is adopted, the jaw support or the jaw pad and the upper jaw supporting plate can be detachably connected through the cooperati