CN204655422U - A kind of multiple degrees of freedom children's calculi position gesture rack - Google Patents

Abstract

The utility model discloses a multi-degree-of-freedom lithotomy position frame for children, which comprises a fixed card, a vertical rod and a connecting rod. A pair of vertical rods are arranged and connected through the connecting rod; the bottom of the vertical rod is movable and installed on a fixed In the card, a pair of struts that can slide axially along the connecting rod are arranged on the connecting rod, and the bottom of the struts is provided with a leg rest through a universal device. All angles of the entire body position frame of the utility model can be adjusted, such as the angle of the body position frame, the height and angle of the leg support, the degree of opening between the legs, etc., which greatly facilitates the operation. The doctor can adjust the lower limbs of the patient according to the actual operation needs. Posture, position, angle, etc. can be adjusted conveniently to better expose the surgical field; the structure is simple, easy to manufacture and install, and can be directly placed flat at the end of the bed for easy storage.

Description

A multi-degree-of-freedom lithotomy position stand for children

technical field

The utility model relates to a medical auxiliary device, in particular to a multi-freedom lithotomy position stand for children.

Background technique

The lithotomy position is a commonly used position for surgery. The basic posture is that the patient lies supine, puts his legs on the support, and moves the buttocks to the bedside to expose the perineum to the greatest extent. In the treatment of congenital anal atresia and megacolon important applications in surgery.

The traditional lithotomy position frame generally includes a side arm fixed on the side of the operating bed. The side arm is provided with a transverse arm, and the lower end of the transverse arm hangs the child's leg through gauze or a restraint belt. Strictly speaking, this kind of body position frame is not specially used for lithotomy position. It has a single function, and because it is fixed on one side, its load-bearing capacity is limited, its stability is poor, and its front, back, and up and down movements are limited. The contact area of the child's legs is small, so that the weight of the child's legs is concentrated on the part where the restraint belt contacts.

In addition, since this unilateral body position frame can only lift one leg of the child, and cannot fully expose the perineum, it is difficult to lay the drape during the operation, and the lower limbs of the child are suspended for a long time, which makes the skeletal muscles of the child , muscles, and nerves are stretched for a long time, which seriously affects the blood circulation of the children's lower extremities.

Lithotomy position surgery requires that the posture and angle of the patient's legs can be adjusted conveniently according to the needs of the operation, so as to facilitate the operation and change the posture regularly to promote the circulation of the children's lower limbs. Satisfactory results, common peroneal nerve or muscle damage often occurs.

Contents of the invention

Aiming at the problems existing in the above-mentioned prior art, the purpose of this utility model is to provide a multi-degree-of-freedom lithotomy position stand for children, which can conveniently adjust various angles of the lower limbs of the child in the lithotomy position, and overcome the problems existing in the existing operation. Defects.

In order to achieve the above tasks, the utility model adopts the following technical solutions:

A multi-degree-of-freedom lithotomy position frame for children, including a fixed card, a vertical rod and a connecting rod, a pair of the vertical rods are arranged and connected by the connecting rod; the bottom of the vertical rod is movably installed in the fixed card, and the connecting rod A pair of struts are arranged on the top, and leg rests are arranged at the bottom of the struts through a universal device.

Further, the fixed card includes two horizontal plates arranged in parallel and a vertical plate vertically connecting the two horizontal plates, and a plate penetrating with one side of the vertical plate is provided in the vertical plate along a direction perpendicular to the horizontal plate. groove, a rotating disk is installed in the disk groove through a rotating shaft, and the vertical rod is fixed on the rotating disk.

Further, there are a plurality of bolt holes distributed along the circumferential direction on the turntable, and through holes corresponding to the bolt holes are arranged on the vertical plate. The through holes are equipped with fixed bolts, and the fixed bolts extend into the turntable through the through holes. When it is in one of the bolt holes on the top, the turntable can no longer rotate.

Further, among the two horizontal plates arranged in parallel, a third knob is set through one of the horizontal plates, and the end of the third knob is provided with a push plate. Turning the third knob can change the position of the push plate on both sides. The position between the horizontal boards.

Further, the connecting rod is hinged on a fixed plate provided at its end, and the fixed plate is movably mounted on the vertical rod through a sliding sleeve, and the sliding sleeve is provided with a first knob for fixing the position of the sliding sleeve.

Further, a chute is provided on the side of the connecting rod close to the fixing plate, and a ferrule is fitted in the chute through a key, so that the ferrule can slide along the chute but cannot rotate; the outer wall of the ferrule is provided with a The plate is arranged on the fixed plate at the contact position of the connecting rod and the fixed plate along the circumferential direction with a plurality of clamping holes matched with the clamping plate.

Further, the leg support includes an arc-shaped plate, and a fastening belt is arranged on the arc-shaped plate.

Further, the bottom of the pole is provided with a supporting plate perpendicular to the pole, and the universal device is arranged on the supporting plate.

Further, the universal device includes a ball sleeve with a concave cavity inside, and a ball that can rotate in the cavity but cannot escape from the cavity is installed in the cavity. The connecting column is connected, and the end of the connecting column is provided with a mounting plate matched with the leg support; a second knob is provided through the side wall of the ball sleeve, and the end of the second knob can be in contact with the ball.

Further, an adjusting sleeve is connected to the top of the pole, and the pole is fixedly installed on the connecting rod through the adjusting sleeve.

The utility model has the following technical characteristics:

1. Double-sided fixation is adopted to make the fixation of the whole body position frame more firm, which is convenient to cooperate with the operating bed and easy to install and use;

2. The arc-shaped leg support is used to make the patient's lower limbs have a larger surface to prevent blood blockage in the lower limbs from affecting the circulation of the lower limbs;

3. All angles of the entire posture frame can be adjusted, such as the angle of the posture frame, the height and angle of the leg support, the degree of opening between the legs, etc., which greatly facilitates the operation. The doctor can adjust the posture of the lower limbs of the patient according to the actual operation needs. , position, angle, etc. are conveniently adjusted to better expose the surgical field;

4. The structure is simple, easy to manufacture and install, and can be directly placed flat at the end of the bed for easy storage.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Figure 2 is an enlarged view of the structure of the fixed plate part;

Fig. 3 is the structural representation of universal device;

Fig. 4 is a structural schematic diagram of the scale part of the dial;

The symbols in the figure represent: 1—fixed bolt, 2—bolt hole, 3—turntable, 4—disc groove, 5—upright rod, 6—first knob, 7—sliding sleeve, 8—fixed plate, 9—adjusting sleeve , 10—connecting rod, 11—ferrule, 12—card plate, 13—chute, 14—card hole, 15—rod, 16—leg support, 17—fastening belt, 18—ball sleeve, 19—support Plate, 20—second knob, 21—fixed card, 22—push plate, 23—third knob, 24—ball, 25—connecting column, 26—installation plate, 27—reinforcing rod, 28—support plate, 29 —Dial scale.

Detailed ways

In the actual lithotomy position operation, the posture of the patient greatly affects the progress of the operation, and inappropriate leg posture can also easily cause leg circulation problems or muscle strain problems to the patient. Therefore, it is particularly important to adjust the posture of the legs during the operation, and this adjustment should be multi-degree-of-freedom, that is, it can be adjusted conveniently in different angles and directions, so that the patient's position can be effectively aligned with the surgical operation. match.

A multi-degree-of-freedom pediatric lithotomy position frame, comprising a fixed card 21, a vertical rod 5 and a connecting rod 10, a pair of the vertical rods 5 are arranged and connected by the connecting rod 10; the bottom of the vertical rod 5 is movably installed on the In the fixed card 21, a pair of struts 15 are arranged on the connecting rod 10, and the bottom of the struts 15 is provided with a leg support 16 through a universal device.

Different from the traditional posture frame, the posture frame in this scheme adopts the method of bilateral fixing, and the two sides are respectively fixed on the side of the operating bed by the fixing card 21, and the vertical rod 5 is used for support, and then the connecting rod 10 is used to pair the two vertical rods 5 Strengthen the connection. The connecting rod 10 is preferably arranged vertically to the vertical pole 5, and the connecting rod 10 should be detachable for easy installation. The bottom of the vertical rod 5 is movably installed in the fixed card 21, and can be rotated in the fixed card 21 to adjust the angle between the vertical rod 5 and the operating bed. This adjustment can affect both the height of the leg rest 16 and the angle of the leg rest 16 . The leg support 16 is used to place the patient's leg. Compared with the traditional restraint belt, the leg support 16 has a larger contact area with the patient's leg, which effectively disperses the pressure and prevents excessive restraint from causing poor blood flow. The leg rest 16 is installed on the pole 15 through a universal device, and its angle and orientation can be adjusted on the pole 15, which greatly facilitates the adjustment of the position of the leg rest 16. As for the distance between the two leg rests 16, it can be adjusted by sliding the position of the strut 15 on the connecting rod 10, so as to fully expose the operation position. A positioning sleeve 9 is connected to the top of the pole 15, and the pole 15 is fixedly installed on the connecting rod 10 through the positioning sleeve 9 to ensure the stability during use.

The pole 15 is a telescopic pole, and the pole 15 is provided with a knob for adjusting the length of the pole 15, which can be fine-tuned up and down the position of the leg rest 16 to facilitate the adjustment process.

As shown in Figure 1, a fixed card 21 structure is provided in this plan, including two horizontal plates arranged in parallel and a vertical plate vertically connecting the two horizontal plates, in the vertical plate along the direction perpendicular to the horizontal plate There is a disc groove 4 penetrating with one side of the riser, a turntable 3 is installed in the disc groove 4 through a rotating shaft, and the vertical rod 5 is fixed on the turntable 3 .

The turntable 3 is used to connect with the pole 5, and the turntable 3 can rotate in the disk groove 4. One end of the disk groove 4 is connected with the side of the vertical plate, so that the whole posture frame can rotate toward the side of the disk groove 4, so that the whole posture The rack can be laid down at the end of the operating bed without separate storage, saving space when not in use. When the turntable 3 rotates, it drives the vertical rod 5 to adjust the position.

A plurality of bolt holes 2 are distributed along the circumferential direction on the turntable 3, and through holes corresponding to the bolt holes 2 are arranged on the vertical plate. The through holes are equipped with fixed bolts 1, and the fixed bolts 1 extend into the turntable 3 from the through holes. When in a bolt hole 2 on the top, the turntable 3 can no longer rotate.

Fixing bolt 1 is adopted for the fixing of rotating disk 3, and a through hole is provided on the vertical plate, and this through hole is located at the corresponding position of the circumference of bolt hole 2 distribution on the vertical plate. Then when the through hole coincides with the axis of one of the bolt holes 2, the fixed bolt 1 can be directly inserted into the bolt hole 2 from the through hole to prevent the rotating disk 3 from continuing to rotate, thus playing the role of fixing the position of the rotating disk 3. In Fig. 1, in order to show the structure of the turntable 3 more clearly, the perspective processing is done on the vertical plate part.

As shown in Figure 4, the side of the riser is provided with a dial scale 29, which is used to accurately indicate the rotation angle of the vertical rod 5, that is, when the vertical rod 5 rotates relative to the bed board, the dial scale 29 on the side of the riser can correspond to the angle of rotation of the vertical rod 5. The angle of rotation makes the rotation angle more precise.

The fixing plate 8 is installed on both ends of the operating bed. Among the two horizontal plates arranged in parallel, a third knob 23 is provided through one of the horizontal plates. The end of the third knob 23 is provided with a push plate 22. The three knobs 23 can change the position of the push plate 22 between the two horizontal plates.

The longitudinal section of the fixing plate 8 is concave, and the bed plate of the operating bed is engaged between two horizontal plates during installation, and then fastened by the third knob 23 . When the third knob 23 was rotated, the push plate 22 was constantly approaching the bed board, and the bed board was pushed to the horizontal plate, and finally the bed board was fixed between the push plate 22 and a horizontal plate, which played the role of fixing the whole posture frame.

The height position of leg rest 16 is adjustable, and specific mode is:

The connecting rod 10 is hinged on the fixed plate 8 provided at its end, the fixed plate 8 is movably installed on the vertical rod 5 through the sliding sleeve 7, and the sliding sleeve 7 is provided with a first knob 6 for fixing the position of the sliding sleeve 7 .

Leg rest 16 is installed on the connecting rod 10 by pole 15, so adjusting the height of connecting rod 10 has just adjusted the height of leg rest 16 indirectly. A fixed plate 8 is arranged at the end of the connecting rod 10, and the fixed plate 8 can slide on the vertical rod 5 through the sliding sleeve 7 to adjust the height position. After adjusting, the first knob 6 is used to fix it. When installing the whole posture frame, the connecting rod 10 can be taken off from the upper end of the vertical rod 5, and two fixing clips 21 are installed first, and then the connecting rod 10 is sheathed.

One side near the fixed plate 8 on the connecting rod 10 is provided with a chute 13, and a ferrule 11 is fitted with a key in the chute 13, so that the ferrule 11 can slide along the chute 13 but cannot rotate; There is a clamping plate 12 , and a plurality of clamping holes 14 matching with the clamping plate 12 are arranged along the circumferential direction on the fixing plate 8 at the contact position between the connecting rod 10 and the fixing plate 8 .

The connecting rod 10 is rotatable to adjust the angle of the leg rest 16. After the angle of the leg rest 16 is adjusted, it can be fixed by the ferrule 11. The ferrule 11 can slide along the connecting rod 10, but cannot rotate. When the clamping plate 12 on the ferrule 11 extends into the clamping hole 14 on the fixing plate 8, the ferrule 11 is locked. Since the ferrule 11 and the connecting rod 10 adopt a key fit mode, the ferrule 11 cannot rotate, and the connecting rod 10 cannot rotate either. Therefore, after adjusting the rotation angle of the connecting rod 10 , it is only necessary to push the ferrule 11 into the clamping hole 14 on the fixing plate 8 , that is, the position of the connecting rod 10 is fixed.

In this solution, the leg support 16 includes an arc-shaped plate, and a fastening belt 17 is arranged on the arc-shaped plate. This leg support 16 structure enables the patient's legs to have a larger contact surface, which effectively disperses the pressure, and the fastening belt 17 can assist in fixing.

In order to enable the angle of the leg rest 16 to be adjusted in various ways, a universal device is also provided in this program. The universal device includes a ball sleeve 18 with a concave cavity inside. But the ball 24 that can not escape from the concave cavity, the ball 24 is connected with a connecting column 25 stretching out from the concave cavity, and the connecting column 25 ends are provided with a mounting plate 26 that cooperates with the leg holder 16; The side wall is provided with a second knob 20 , and the end of the second knob 20 can be in contact with the ball 24 .

As shown in Figure 3, the universal device can drive the leg support 16 to adjust the angle in a wide range. After the angle is adjusted, by turning the second knob 20, the end of the second knob 20 is in contact with the ball 24. The ball 24 is fastened and bound so that the ball 24 cannot continue to rotate, so that the position of the leg rest 16 is well fixed. A supporting plate 19 is arranged on the bottom of the supporting rod 15 perpendicular to the supporting rod 15 , and the universal device is arranged on the supporting plate 19 .

This device provides a multi-degree-of-freedom adjustment mechanism, which can use the turntable 3, sliding sleeve 7, ferrule 11, and universal device to adjust the position, height, angle, etc. Diversification, you can choose the most convenient adjustment method according to the actual situation. This posture frame provides a comprehensive adjustment method for the patient's lithotomy position, which is conducive to the smooth operation of the operation, and at the same time reduces the chance of straining the patient's leg and poor circulation. It has a simple structure and is convenient to manufacture, and is suitable for popularization and use.

After the device has been installed and the position of the leg rest 16 has been adjusted, the upright bar 5 may be in an inclined state, that is, an acute angle is formed between the upright bar 5 and the bed board. In this case, after the patient's legs rest on the leg support 16, a large pressure will be brought to the fixed bolt 1 part; simultaneously, the fixed card 21 part will also bear greater pressure. In order to solve this problem, a reinforcing rod 27 structure is provided. The reinforcing rod 27 is a telescopic rod on which an adjustment knob is arranged, and the reinforcing rod 27 is hinged on the vertical rod 5 . When the vertical bar 5 is in an inclined state, the reinforcing bar 27 can be rotated to the inclined direction, and the length of the reinforcing bar 27 can be adjusted so that the support plate 28 at the front end of the reinforcing bar is supported on the bed surface, thus forming a triangular support The structure makes the whole device more stable. Reinforcing rods 27 are provided one on each of the two uprights 5, but on different sides. The reinforcement rod 27 is provided with a baffle plate at the hinge on the vertical rod 5 to limit the rotation position of the reinforcement rod 27 . When the whole device is stored, the reinforcing rod 27 can be shortened and rotated to fit with the vertical rod 5 .

Claims (10)

1. A multi-degree-of-freedom children's lithotomy position frame, comprising a fixed card (21), a vertical rod (5) and a connecting rod (10), is characterized in that a pair of vertical rods (5) are set, and the The connecting rod (10) is connected; the bottom of the vertical rod (5) is movably installed in the fixed card (21), and a pair of poles (15) are arranged on the connecting rod (10), and the bottom of the pole (15) passes through the universal device A leg rest (16) is provided. 2. The multi-degree-of-freedom children's lithotomy position stand as claimed in claim 1, wherein said fixing card (21) comprises two horizontal plates arranged in parallel and a vertical plate vertically connecting the two horizontal plates , the vertical plate is provided with a disc groove (4) penetrating with one side of the vertical plate along the direction perpendicular to the horizontal plate, a rotating disc (3) is installed in the disc groove (4) through a rotating shaft, and the vertical rod (5 ) is fixed on the turntable (3). 3. The multi-degree-of-freedom pediatric lithotomy position stand as claimed in claim 2, characterized in that a plurality of bolt holes (2) are distributed along the circumferential direction on the said turntable (3), and a vertical plate is provided with The through hole corresponding to the bolt hole (2) is equipped with a fixed bolt (1) in transit through the through hole. When the fixed bolt (1) extends from the through hole into a bolt hole (2) on the turntable (3), the turntable (3) Can no longer rotate. 4. The multi-degree-of-freedom pediatric lithotomy position stand as claimed in claim 2, characterized in that, among the two horizontal plates arranged in parallel, a third knob (23) is provided through one of the horizontal plates, The end of the third knob (23) is provided with a push plate (22), and the position of the push plate (22) between the two horizontal plates can be changed by turning the third knob (23). 5. The multi-degree-of-freedom lithotomy position frame for children as claimed in claim 1, characterized in that, the connecting rod (10) is hinged on the fixed plate (8) provided at its end, and the fixed plate (8) The sliding sleeve (7) is movably installed on the vertical rod (5), and the sliding sleeve (7) is provided with a first knob (6) for fixing the position of the sliding sleeve (7). 6. The multi-degree-of-freedom lithotomy position stand for children with multiple degrees of freedom as claimed in claim 5, wherein a chute (13) is provided on the side of the connecting rod (10) close to the fixed plate (8), and The ferrule (11) is fitted with a key in the chute (13), so that the ferrule (11) can slide along the chute (13) but cannot rotate; the outer wall of the ferrule (11) is provided with a clamp (12), The fixing plate (8) at the contact position between the connecting rod (10) and the fixing plate (8) is provided with a plurality of clamping holes (14) matched with the clamping plate (12) along the circumferential direction. 7. The multi-degree-of-freedom lithotomy position stand for children according to claim 1, characterized in that, the leg support (16) comprises an arc-shaped plate, and a fastening belt (17) is arranged on the arc-shaped plate. 8. The multi-degree-of-freedom pediatric lithotomy position stand as claimed in claim 1, characterized in that, the bottom of the pole (15) is provided with a supporting plate (19) perpendicular to the pole (15), and the The universal device is arranged on the supporting plate (19). 9. The multi-degree-of-freedom pediatric lithotomy position stand as claimed in claim 1, wherein said universal device comprises a ball sleeve (18) with a concave cavity inside, and the concave cavity is equipped with a The ball (24) that rotates in the cavity but cannot escape from the cavity, the ball (24) is connected with a connecting column (25) extending out of the cavity, and the end of the connecting column (25) is provided with a leg rest (16) ) cooperating mounting plate (26); pass through the side wall of the ball sleeve (18) to be provided with a second knob (20), and the end of the second knob (20) can contact with the ball (24). 10. The multi-degree-of-freedom pediatric lithotomy position stand according to claim 1, characterized in that, the top of the pole (15) is connected with a positioning sleeve (9), and the pole (15) passes through the positioning sleeve (9) fixedly installed on the connecting rod (10).