CN219374874U - Cranium ring bow traction device for operation - Google Patents

Abstract

The utility model provides a cranium ring bow traction device for operation, which comprises a bedstead, wherein an arm adjusting unit is arranged in the middle of the bedstead, a rear headrest is arranged at the head position of the bedstead, a positioning baffle is arranged at the outer side of the rear headrest, the positioning baffle is U-shaped, an opening of the positioning baffle is positioned in the direction of the tail of the bed, a cranium bow positioning area is reserved between the inner side wall of the positioning baffle and the edge of the rear headrest, a cranium ring bow is arranged in the cranium bow positioning area, a traction rope is arranged on the cranium ring bow, a bogie is arranged in the direction of the head of the bedstead, and the traction rope is connected with a traction counterweight after passing through the bogie. The structure is reasonable and the use effect is good after the scheme is adopted.

Description

Cranium ring bow traction device for operation

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, in particular to a cranium ring bow traction device for operation.

Background

Spinal surgery often requires skull traction for treatment or pre-operative adjuvant treatment of patients with atlantoaxial dislocation/subluxation, spinal deformity, and abnormal physiological curvature of the spine, while for patients with posterior cervical and superior thoracic surgery in prone position and for patients with neurosurgery for skull surgery, continuous traction and firm fixation of the skull are often required to prevent the skull from being displaced during surgery, affecting the operation, and even life hazards. The traditional way is that the opened skull is hooked by the operation hook, and then is pulled and positioned by the external pulling rope, so that the angle adjustment can not be carried out in the operation process in the mode, and the application range is limited.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the cranium ring bow traction device for operation, which has reasonable structure and good use effect.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a cranium ring bow draw gear for operation, it includes the bedstead, bedstead mid-mounting has arm adjustment unit, and the head position of bedstead is equipped with the back brain pillow, and the back brain pillow outside is equipped with the locating baffle, and the locating baffle is the U-shaped, and its opening is located the tailstock direction, and the locating baffle inside wall remains the cranium bow locating area with back brain pillow edge department between, is equipped with cranium ring bow in the cranium bow locating area, is equipped with the haulage rope on the cranium ring bow, and the head of a bed direction of bedstead is equipped with the bogie, and the haulage rope passes behind the bogie and is connected with traction counter weight.

The skull ring bow comprises a ring body and a traction rod, wherein the ring body is in a circular shape, the ring surface of the ring body is internally provided with a set screw with the number more than 2 from outside to inside, the traction rod is in a semi-circular shape or a U shape, the end parts of two fork arms of the traction rod are connected with the ring body, a traction rope is connected with the traction rod, a support rod is arranged on the outer ring surface of the ring body, an arc-shaped limiting plate is arranged on a positioning baffle plate in a skull bow positioning area, the inner arc surface of the limiting plate faces the middle, and the bottom of the support rod is in contact with the inner arc surface of the limiting plate.

The arm adjusting units are two groups and are respectively positioned at two sides of the bedstead, the arm adjusting units comprise rectangular hinge frames, the middle parts of the hinge frames are hinged to the bedstead, the length direction of the hinged hinge frames is consistent with the length direction of the bedstead, the tops of the hinge frames in the direction of the bed head are provided with vertical upward arm rods, shoulder pillows are connected between the tops of the arm rods of the two groups of arm adjusting units, and the tops of the hinge frames in the direction of the bed tail are provided with handles.

The bogie is provided with steering holes with the number more than 2 from top to bottom, one end of the traction rope is connected with the traction rod, and the other end of the traction rope penetrates through the steering holes to be connected with the traction counterweight.

After the scheme is adopted, a patient lies on a bed frame (on a mattress), the cranium ring bow is sleeved on the outer side of the cranium of the patient, fixing screws (at least 3, forming a triangular stable support) are inserted into the cranium from outside to inside through the ring body, then a traction rope is connected to a traction rod through a corresponding steering hole, the cranium ring bow is adaptively positioned through a counterweight, and the shoulder position of the patient can be adjusted through an arm adjusting unit, so that the cranium operation is convenient, and the structure is reasonable and the use effect is good after the scheme is adopted.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic illustration of the structure of the cranial ring arch of the present utility model.

Detailed Description

The utility model is further described below with reference to all drawings, in which preferred embodiments of the utility model are: referring to fig. 1 and 2, the cranium ring bow traction device for operation according to the present embodiment includes a frame 21, an arm adjusting unit is mounted in the middle of the frame 21, a rear headrest 22 is disposed at the head of the frame 21, a positioning baffle 23 is disposed at the outer side of the rear headrest 22, the positioning baffle 23 is U-shaped, an opening is located in the direction of the tail of the bed, a cranium bow positioning area is reserved between the inner side wall of the positioning baffle 23 and the edge of the rear headrest 22, a cranium ring bow is disposed in the cranium bow positioning area, a traction rope 24 is disposed on the cranium ring bow, a bogie 25 is disposed in the direction of the head of the frame 21, and the traction rope 24 passes through the bogie 25 and is connected with a traction counterweight 26. The bogie 25 is provided with a number of steering holes larger than 2 from top to bottom, one end of the traction rope 24 is connected with the traction rod 28, and the other end passes through the steering holes and is connected with the traction counterweight 26.

The cranium ring bow comprises a ring body 27 and a traction rod 28, wherein the ring body 27 is in a ring shape, fixing screws 29 with the number larger than 2 are inserted into the ring surface of the ring body 27 from outside to inside, the traction rod 28 is in a semi-ring shape or a U shape, the end parts of two fork arms of the traction rod 28 are connected with the ring body 27, the traction rope 24 is connected with the traction rod 28, a supporting rod 30 is arranged on the outer ring surface of the ring body 27, an arc-shaped limiting plate 31 is arranged on a positioning baffle plate 23 in a cranium bow positioning area, the inner arc surface of the limiting plate 31 faces the middle, and the bottom of the supporting rod 30 is in contact with the inner arc surface of the limiting plate 31.

The arm adjusting units are two groups and are respectively positioned at two sides of the bedstead 21, each arm adjusting unit comprises a rectangular hinge frame 32, the middle part of each hinge frame 32 is hinged on the bedstead 21, the length direction of the hinged hinge frame 32 is consistent with the length direction of the bedstead 21, the top of each hinge frame 32 in the direction of the bed head is provided with a vertical upward arm rod, shoulder pillows 33 are connected between the tops of the arm rods of the two groups of arm adjusting units, and the top of each hinge frame 32 in the direction of the bed tail is provided with a grab handle 34.

The patient lies on the bed frame (on the mattress), the back brain pillow is used for supporting the back brain part of the patient, the ring body is sleeved on the outer side of the skull of the patient, the fixing screws are inserted into the skull from outside to inside through the ring body, at least three of the fixing screws are uniformly distributed by taking the central line of the ring body as the center, and the fixing stability of the skull is greatly improved in this way, so that the skull cannot shake easily; one end of the traction rope is connected to the traction rod, and the other end of the traction rope passes through the corresponding steering hole and then is connected with the traction counterweight according to the height and position requirements so as to adapt to different traction angle requirements; the supporting rod and the limiting plate are used for carrying out auxiliary support on the cranium ring arch; the shoulder of the patient is supported by the shoulder pillow, the position of the shoulder pillow can be adjusted through the grab handle (the grab handle is fixed on the bed frame, an adjusting screw is arranged on the grab handle, the adjusting screw downwards penetrates through the grab handle to be abutted against the hinge frame in the direction of the tail of the bed, and the height of the shoulder pillow can be adjusted by inclining the hinge frame through the adjusting screw) so as to adapt to different operation angle demands.

The above-mentioned embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, so that all changes made in the shape and principles of the present utility model are covered by the scope of the present utility model.

Claims (4)

1. The utility model provides a cranium ring bow draw gear for operation, it includes bedstead (21), its characterized in that: the middle part of the bedstead (21) is provided with an arm adjusting unit, the head position of the bedstead (21) is provided with a rear headrest (22), the outer side of the rear headrest (22) is provided with a positioning baffle (23), the positioning baffle (23) is U-shaped, an opening of the positioning baffle is positioned in the direction of the tail of the bed, a cranium bow positioning area is reserved between the inner side wall of the positioning baffle (23) and the edge of the rear headrest (22), a cranium ring bow is arranged in the cranium bow positioning area, a traction rope (24) is arranged on the cranium ring bow, the direction of the head of the bedstead (21) is provided with a bogie (25), and the traction rope (24) passes through the bogie (25) and is connected with a traction counterweight (26).

2. A surgical craniofacial arch traction device according to claim 1, wherein: the cranium ring bow is including ring body (27), pull rod (28), wherein, ring body (27) is the ring shape, from outside to interpolation on the anchor ring of ring body (27) are equipped with mounting screw (29) that quantity is greater than 2, pull rod (28) are semi-annular or U-shaped, two yoke tip and ring body (27) of pull rod (28) are connected, pull rope (24) are connected with pull rod (28), be equipped with bracing piece (30) on the anchor ring (27) outer anchor ring, be equipped with curved limiting plate (31) on positioning baffle (23) in the cranium bow location district, the inner arc of limiting plate (31) is facing in, bracing piece (30) bottom and limiting plate (31) intrados contact.

3. A surgical craniofacial arch traction device according to claim 1, wherein: the arm adjusting units are two groups and are respectively positioned at two sides of the bedstead (21), the arm adjusting units comprise rectangular hinge frames (32), the middle parts of the hinge frames (32) are hinged to the bedstead (21), the length direction of the hinged hinge frames (32) is consistent with that of the bedstead (21), the tops of the hinge frames (32) in the direction of the bed head are provided with vertical upward arm rods, shoulder pillows (33) are connected between the tops of the arm rods of the two groups of arm adjusting units, and a grab handle (34) is arranged at the tops of the hinge frames (32) in the direction of the bed tail.

4. A surgical craniofacial arch traction device according to claim 1, wherein: the bogie (25) is provided with steering holes with the number larger than 2 from top to bottom, one end of the traction rope (24) is connected with the traction rod (28), and the other end of the traction rope penetrates through the steering holes and is connected with the traction counterweight (26).