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CN-224220250-U - Fixable opening support

CN224220250UCN 224220250 UCN224220250 UCN 224220250UCN-224220250-U

Abstract

The utility model discloses a fixable opening support which comprises a pair of opening frames and a hinge piece, wherein the middle parts of the opening frames are hinged through the hinge piece, the opening support further comprises an adjusting component and a locking component, the adjusting component comprises an adjusting strip, a plurality of locking grooves and sliding grooves, the sliding grooves are formed in the holding parts of the opening frames, the adjusting strip transversely penetrates through the sliding grooves of the opening frames, the locking component is arranged at the top of the holding parts of the opening frames, the locking component vertically penetrates through one of the locking grooves of the adjusting strip to lock the two end positions of the adjusting strip, and the distance between the pair of holding parts of the opening frames is fixed. According to the utility model, the distance between the pair of the expanding frames is adjusted through the adjusting bars of the adjusting assembly, the end parts of the adjusting bars are locked through the locking assembly, so that the external force can be relaxed, the distance between the expanding parts of the expanding frames can be continuously fixed, and the smooth operation is ensured.

Inventors

  • WANG YUANMING

Assignees

  • 广州帕玛医疗科技有限公司

Dates

Publication Date
20260512
Application Date
20250304

Claims (9)

  1. 1. The opening support capable of being fixed comprises a pair of opening supports and a hinge piece, wherein the opening supports are arranged on two sides of the hinge piece in parallel, the middle parts of the opening supports are connected in a hinged mode through the hinge piece, the opening support is characterized by further comprising an adjusting component and a locking component, the adjusting component comprises an adjusting strip, a plurality of locking grooves and sliding grooves, the opening supports respectively comprise an opening part and a holding part, the sliding grooves are formed in the holding parts of the opening supports, the adjusting strip transversely penetrates through the sliding grooves of the opening supports, the locking component is arranged at the top of the holding parts of the opening supports, the locking component vertically penetrates through one of the locking grooves of the adjusting strip to lock the two end positions of the adjusting strip, and the distance between the holding parts of the opening supports is fixed.
  2. 2. The fixable opening supporter of claim 1 wherein said locking assembly comprises a fixed block, a telescopic slot, and a telescopic block, said fixed block longitudinally and fixedly connecting one end of said adjustment bar and a holding portion of said spreader frame, said telescopic slot longitudinally penetrating through the middle portion of the outer end of the other holding portion of said spreader frame, said telescopic block longitudinally inserted into one of said locking slots of said adjustment bar along said telescopic slot, thereby fixing the distance between a pair of holding portions of said spreader frame.
  3. 3. The fixable opening supporter of claim 2 wherein said locking assembly further comprises a spring, a pull-in member, said telescopic block being a telescopic magnet, said spring having opposite ends fixedly connected to said top wall of said telescopic slot and to said top of said telescopic block, respectively, said pull-in member being disposed on said top surface of said holding portion of said spreader, said pull-in member being adjacent to said telescopic slot and generating a pull-in force against said telescopic block, said spring and telescopic block being compressed together.
  4. 4. The fixable opening supporter of claim 3 wherein said engaging member comprises a rotation shaft, a rotation block, and an engaging magnet, said rotation shaft being longitudinally rotatably provided on a grip portion of said spreader, said rotation block being horizontally provided on an outer periphery of said rotation shaft, said engaging magnet being provided on an outer end portion of said rotation block, a distance between said rotation shaft and said engaging magnet being equal to a distance between said rotation shaft and said expansion groove.
  5. 5. A fixable open support as claimed in claim 2 wherein the locking slot, the telescopic block has a circular, or a lumbar, or an oval cross-sectional shape.
  6. 6. The fixable open support of claim 1 further comprising a restoring assembly comprising a pair of caulking grooves, a torsion spring, the torsion spring being transversely disposed between the hinge and the rack, the pair of caulking grooves being T-shaped in cross-section, two ends of the torsion spring being snap-fit into the pair of caulking grooves.
  7. 7. The fixable opening support of claim 1, further comprising a drop-out prevention assembly comprising a pair of drop-out prevention grooves, a pair of drop-out prevention blocks, a drop-out prevention shaft, outer ends of the pair of drop-out prevention blocks being embedded and clamped in the pair of drop-out prevention grooves, clamping ends of the pair of drop-out prevention blocks being longer than notch lengths of the pair of drop-out prevention grooves, and interiors of the pair of drop-out prevention blocks being hinged by the drop-out prevention shaft.
  8. 8. The fixable open support of claim 1 wherein the spreader frame is zigzag shaped and the grip end of the spreader frame is provided with a grip ring.
  9. 9. A fixable split support as claimed in claim 1 wherein said hinge member comprises a hinge base, a hinge block, and a hinge shaft, an outer end portion of said hinge base being fixed to a central portion of one of said spreader frames, an outer end portion of said hinge block being fixed to a central portion of the other of said spreader frames, said hinge base and an inner end portion of said hinge block being hinged by said hinge shaft.

Description

Fixable opening support Technical Field The utility model relates to the technical field of surgical auxiliary instruments, in particular to a fixable opening support. Background In the surgical operation process, the operation opening time of a patient is relatively long, special instruments are needed to assist in supporting the opening of the patient to be in an open state in order to ensure the stable operation, and the opening support is mainly used for inserting and opening the operation opening through the unique form and function when the oral cavity of the patient cannot be opened independently due to diseases, trauma or consciousness disturbance, so that the smooth operation or treatment process is ensured. If chinese patent application No. CN200720020570.2 discloses a cleft palate opening support, the cleft palate opening support comprises support frame and tongue pressing mechanism, the support frame comprises two arciform brackets, two brackets one end axle coupling back open in opposite direction in the vertical direction, the tip is crooked back in the horizontal direction and is formed pincers handle, the other end tip axle coupling, upper and lower support middle part is equipped with the drag hook of inwards bending, tongue pressing mechanism sets up at the lower support middle part. The opening support is pressed into an oral cavity through the tongue depressor, then two forceps handles are pressed to enable the upper support and the lower support to be opened, the oral cavity is further expanded, the fixing clamp is clamped with the groove to form fixation, the distance between the upper support and the lower support is adjusted through the clamping positions of the fixing clamp and the groove, the opening radian of a patient is not accurate enough, a movable space exists between the groove and the fixing clamp, the fixing clamp can be loosened in the opening state, the opening amplitude of the upper support and the opening amplitude of the lower support are not stable continuously, and smooth operation of the opening operation is affected. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a fixable opening support, which aims to solve the technical problems that the distance between a pair of opening supports is adjusted through an adjusting strip of an adjusting assembly, the end part of the adjusting strip is locked through a locking assembly, and the distance between the opening parts of the opening supports is continuously fixed. The technical problems to be solved by the utility model can be realized by adopting the following technical scheme: The opening support capable of being fixed comprises a pair of opening supports and a hinge piece, wherein the opening supports are arranged on two sides of the hinge piece in parallel, the middle parts of the opening supports are connected in a hinged mode through the hinge piece, the opening support is characterized by further comprising an adjusting component and a locking component, the adjusting component comprises an adjusting strip, a plurality of locking grooves and sliding grooves, the opening supports respectively comprise an opening part and a holding part, the sliding grooves are formed in the holding parts of the opening supports, the adjusting strip transversely penetrates through the sliding grooves of the opening supports, the locking component is arranged at the top of the holding parts of the opening supports, the locking component vertically penetrates through one of the locking grooves of the adjusting strip to lock the two end positions of the adjusting strip, and the distance between the holding parts of the opening supports is fixed. In a preferred embodiment of the present utility model, the locking assembly includes a fixing block, a telescopic slot, and a telescopic block, wherein the fixing block is longitudinally and fixedly connected with one end of the adjusting bar and one holding portion of the spreader, the telescopic slot is longitudinally penetrating through the middle portion of the outer end of the other holding portion of the spreader, and the telescopic block is longitudinally inserted into one of the locking slots of the adjusting bar along the telescopic slot, so as to fix the distance between the pair of holding portions of the spreader. In a preferred embodiment of the present utility model, the locking assembly further includes a spring and an engaging member, the telescopic block is a telescopic magnet, two ends of the spring are fixedly connected to a top wall of the telescopic slot and a top of the telescopic block, respectively, the engaging member is disposed on a top surface of the holding portion of the spreading member, the engaging member is close to the telescopic slot and generates an engaging force on the telescopic block, and the spring and the telescopic block are compressed together. In a preferred embodiment of the present utility model, t