CN214967201U - Shoulder joint fixer for mammary gland department after operation - Google Patents

Abstract

The utility model relates to the field of medical equipment, in particular to a shoulder joint fixator for preventing wounds from being damaged after mammary gland surgery, which comprises a waist supporting structure arranged at the waist, a sub-arm supporting structure arranged at the lower side of an arm and a supporting rod structure for connecting the waist supporting structure and the supporting rod structure, and is characterized in that the waist supporting structure and the supporting rod structure as well as the sub-arm supporting structure and the supporting rod structure are connected by universal joints; compare current shoulder fixer, the utility model discloses when limiting the home range of adversary's arm and preventing it from touching the wound, the maximize has promoted the flexibility of the arm that the patient fixed, has alleviateed among the daily life because the inconvenience that fixed arm brought.

Description

Shoulder joint fixer for mammary gland department after operation

Technical Field

The utility model relates to the technical field of medical equipment, it is very much related to fixing device technical field, specific upper limbs and shoulder joint fixer.

Background

In the current mammary gland surgery, the application of minimally invasive surgery is more and more extensive, wherein part of the mammary gland surgery needs to make an incision on the side surface of the body of a patient for surgery, and a postoperative wound is left on the side surface of the body for healing after the surgery; during waiting for the wound to heal, the arm on one side of the patient needs to be fixed to avoid the problems of wound rupture and the like caused by touching the wound.

In the existing treatment, an upper arm fixator used in orthopedics is often used for fixation, although the fixator can firmly fix an upper limb at one position, the movable range of the fixator is small, and for a patient after an operation in a mammary gland department, the arm does not need to be fixed at the same position, and only the arm needs to be prevented from touching a wound position; the patient after the mammary gland department uses the existing upper limb fixer to bring unnecessary trouble, thereby reducing the mobility of the patient and causing unnecessary limitation to the life after the operation.

Therefore, how to fix the postoperative upper limb of the patient in the mammary gland department is realized, the patient cannot contact the wound to cause the risk of wound tearing, and meanwhile, the patient can keep larger freedom of movement, and the patient is a technical problem of postoperative rehabilitation of the mammary gland department at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technical problem, provide one kind can make its unable postoperation wound of touching at the angle of fixed arm, can also provide the shoulder joint fixer for mammary gland branch of academic or vocational study postoperative of great activity degree of freedom.

Based on the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shoulder joint fixer for mammary gland branch of academic or vocational study postoperative, is including setting up at the waist support structure of waist, setting up support structure and the support rod structure who connects both under the arm of arm downside, its characterized in that: the waist support structure and the support rod, and the underarm support structure and the support rod are connected through universal joints; the waist support structure comprises a waist support platform with a rectangular cross section, and the upper end of the waist support platform is outwards provided with a protruding limiting part; a waist universal joint fork is arranged below one side surface of the waist support platform, which is provided with a limit position, and the waist universal joint fork and the vertical direction form an acute angle and are integrally connected with the waist support platform; the utility model adopts the universal joint to connect the waist supporting structure, the supporting rod and the underarm supporting structure together, and the free moving range can be realized to the maximum extent through the high-freedom connection of the universal joint, thereby reducing the inconvenient movement caused by wearing the fixer; the protruding limiting part arranged at the top of the waist supporting table can limit the moving angle of the supporting rod, so that the situation that the healing of the operation wound is influenced by the contact of the arm with the wound is avoided; the universal joint fork which forms an acute angle with the supporting table can optimize the stress structure, reduce the longitudinal stress of the waist supporting structure and ensure that the fixing is more firm.

Preferably, the underarm support structure comprises a plate-shaped underarm support plate, a slider rail is arranged in the underarm support plate along the length direction and comprises an underarm slider shaft and an underarm slider groove, and an underarm slider is arranged in the underarm support plate and can be matched with the slider rail and slide along the length direction of the underarm support plate; the lower arm sliding block is also provided with a universal joint fork which can be matched with the cross shaft; through the combined action of the universal joint and the sliding block, the degree of freedom of the underarm structure can be greatly improved, and the flexibility and the movement space of the underarm structure during movement are also expanded; through the dual spacing of arm gliding rail axle and arm gliding rail groove, slider structure safe and reliable is difficult for droing.

Preferably, the support rod comprises a hollow support rod and a telescopic support rod, the hollow support rod is a hollow tube with an annular cross section, the diameter of the telescopic support rod is matched with the inner diameter of the hollow support rod, and the telescopic support rod can be sleeved in an inner cavity of the hollow support rod to slide and stretch along the length direction of the hollow support rod; a support rod spring matched with the inner diameter of the hollow support rod is arranged in a cavity formed after the hollow support rod is matched with the telescopic support rod; the side wall of the hollow support rod is provided with a vent hole; a universal joint fork matched with a cross shaft of the universal joint is arranged at the bottom end of the hollow support rod, and a universal joint fork matched with the cross shaft of the universal joint is also arranged at the top end of the telescopic support rod; the telescopic support rod can telescopically slide in the hollow cavity of the hollow support rod, and a support rod spring is arranged in the cavity of the telescopic support rod to assist the telescopic support rod to perform telescopic movement and provide supporting force for supporting upper limbs; the inner side wall of the cavity of the hollow support rod is also provided with a vent hole for balancing the air pressure inside and outside the cavity, so that the movement of the telescopic support rod is smoother and unhindered.

Preferably, the upper end of the waist support platform is provided with an adjustable limiting plate with adjustable length, and the inner end of the adjustable limiting plate is arranged in an adjusting groove arranged at the upper end of the waist support platform in a matched manner; an adjusting slide rail is arranged at the inner end of the adjustable limiting plate, and two groups of adjusting shifting pieces and adjusting springs are arranged on the adjusting slide rail in a matched manner; an adjusting limit buckle is arranged in an adjusting groove at the upper end of the waist support platform and matched with the adjusting shifting piece; on the basis of setting up spacing portion on the waist brace table, with the spacing limiting plate of preferred adjustable extension length of portion, through the regulation plectrum that has the spring and the spacing buckle structure of mutually supporting, the extension length of adjustable limiting plate is adjusted and is fixed through stirring the regulation plectrum that can be simple.

Preferably, the end surface of the protruding end of the limiting part or the adjustable limiting plate is an outwardly protruding arc surface; spacing portion adopts cambered surface structure, can be so that spacing portion or the cooperation of limiting plate and bracing piece is more level and smooth, does not have the sense of hesitation during the activity.

Preferably, the upper surface of the lower arm support plate is of a cambered surface structure; the upper surface and the patient arm direct contact of arm backup pad down use the cambered surface according to human arm structure optimization can more laminate patient's health, increase use comfort.

Preferably, a pair of balance springs are arranged between the slide block track and the arm lower slide block in a matched manner, and the balance springs are sleeved on the arm lower slide rail shaft and arranged on two sides of the arm lower slide block; in use, the sliding block mechanism is easily clamped at one end of the sliding rail due to the mechanical structure, the balance springs wound around the sliding rail shaft are arranged at the two ends of the sliding block mechanism, compensation force can be provided when the sliding block deviates from the central position, the sliding block can smoothly slide at any position of the sliding rail, and the use hand feeling is greatly increased.

Preferably, the waist support platform is further provided with a fixing belt, wherein the fixing belt comprises an upper arm fixing belt and a shoulder fixing belt which are matched with the underarm support plate, a waist fixing belt which is matched with the waist support platform, and a back belt which is used for connecting the waist fixing belt and the shoulder fixing belt; the lower arm supporting plate and the waist supporting platform are provided with connecting buckles for connection in a matching way with the fixing belts; through the quadruple fixation of armlet, baldric, waistband and braces, can let the utility model discloses better laminating is fixed on the human body, and the atress distribution science is difficult for taking place the scheduling problem that drops.

Preferably, the fixing band is fixedly matched with the hook-and-loop fastener; the magic tapes are used for fixing the fixing bands, manual knotting is not needed for fixing, a patient can also operate by one person, and the magic tapes are more convenient to use.

The beneficial effects of the utility model are that:

adopt lumbar support, underarm to support and the mobile angle of joint support pole triune is fixed to the upper limbs, uses universal joint furthest to liberate its mobile angle simultaneously, only guarantees not to touch the wound, has more outstanding degree of freedom than ordinary upper limbs fixer to the patient of mammary gland branch of academic or vocational study postoperative, and the influence that produces to daily life is far less than current upper limbs fixer.

The springs for providing balance force are arranged in the underarm supporting structure and the telescopic supporting rod structure, so that the sliding block structure under the underarm and the telescopic structure of the supporting rod can be assisted to move, the problems of self locking and the like of a mechanical structure at the extreme position are prevented, and the supporting force is provided for the movement of the fixer.

Through set up adjustable limiting plate on the waist brace table, can adjust and change the utility model discloses a forbidden home range can adjust by oneself according to patient's actual need, only needs the single-hand operation, does not need other people to assist, and operating mode is simple reliable.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention;

FIG. 2 is an enlarged view of a portion of area A of FIG. 1;

FIG. 3 is an enlarged view of a portion of the area B in FIG. 1;

fig. 4 is a front half-sectional view of embodiment 1 of the present invention;

FIG. 5 is an enlarged view of a portion of the area C in FIG. 4;

FIG. 6 is an enlarged view of a portion of the area D in FIG. 4;

fig. 7 is a partially enlarged perspective view of an underarm support structure according to embodiment 1 of the present invention;

fig. 8 is a lower view of the underarm support plate according to embodiment 1 of the present invention;

fig. 9 is a cross-sectional view of the underarm support plate according to embodiment 1 of the present invention;

fig. 10 is a schematic view of the underarm slider structure of the present invention;

fig. 11 is a schematic structural view of a waist support platform according to embodiment 2 of the present invention;

fig. 12 is a top view of a waist support platform according to embodiment 2 of the present invention;

FIG. 13 is an enlarged view of a portion of FIG. 12 in the area E;

fig. 14 is a schematic structural view of the auxiliary fixing band of the present invention.

Description of reference numerals:

a waist support table 1; a waist gimbal 11; a waist cross 111; an adjustable limit plate 12; adjusting the shifting piece 13; adjusting a limit buckle 14; an adjusting spring 15; an adjusting slide 16; a slide rail shaft 17; a support rod yoke 21; a hollow support rod 22; a vent hole 23; a telescopic support rod 24; an underarm cross 25; a support rod spring 26; a hollow support rod stopper 27; a telescopic support rod limiting part 28; an underarm slider 31; an underarm support plate 32; a balance spring 33; an arm lower slide rail shaft 34; an arm lower slide groove 35; a slider stopper 36; an underarm slider shaft hole 37; an upper arm fixing band 41; an arm strap connecting buckle 411; a shoulder fixing strap 42; shoulder strap connecting buckles 421; a waist fixing band 43; a waistband connector 431; a back strap 44.

Detailed Description

The following is a further explanation of the present invention with reference to specific embodiments.

Example 1

As shown in fig. 1 to 10 and 14, a shoulder joint fixator for post-mammary surgery comprises a waist support structure, an underarm support structure and a support rod structure connected between the waist support structure and the underarm support structure; the waist supporting structure and the supporting rod structure, and the underarm supporting structure and the supporting rod structure are connected through a universal joint mechanism.

As shown in fig. 1, 2, and 3, each of the gimbal mechanisms includes a cross shaft and two gimbal forks; the universal joint mechanism between the waist supporting structure and the supporting rod structure comprises a waist cross shaft 111, a waist universal joint fork 11 and a supporting rod universal joint fork 21; the waist universal joint fork 11 is arranged on one side of the waist support platform 1, and the axial direction of the waist universal joint fork and the vertical direction of the waist universal joint fork form an acute angle and are integrally fixed with the waist support platform 1; the universal joint mechanism between the underarm support structure and the support rod structure comprises an underarm cross shaft 25 and a set of matched universal joint forks arranged on an underarm sliding block 31 and a telescopic support rod 24.

As shown in fig. 1, the upper end of the lumbar support table 1 is provided with a protruding limiting part for limiting the moving angle of the support rod structure and preventing the arm from touching the wound position; the end face of the protruding end of the limiting part is an arc surface, so that the limiting part is more smoothly matched with the supporting rod structure when in contact.

As shown in fig. 4 and 6, the support rod structure includes a hollow support rod 22 and a telescopic support rod 24, the hollow support rod 22 is a hollow cylinder structure, and a hollow support rod limiting part 27 with an annular cross section is arranged at an outlet of the hollow support rod 22; the diameter of the telescopic support rod 24 is smaller than the inner diameter of the hollow support rod 22 and is in clearance fit with the inner diameter of the hollow support rod limiting part 27; one end of the telescopic support rod 24 is of a universal joint fork structure, and the other end is provided with a telescopic support rod limiting part 28 with a circular cross section; the cross section diameter of the limit part 28 of the telescopic support rod is in transition fit with the inner diameter of the hollow support rod 22; at the bottom of the inner cavity of the hollow support rod 22, a vent hole 23 is arranged on the cavity wall to reduce the problem of the internal and external air pressure difference generated when the telescopic support rod 24 contracts; a support rod spring 26 is also arranged in the cavity; the diameter of the support rod spring 26 is smaller than the inner diameter of the hollow support rod 22 and the outer diameter of the telescopic support rod limiting part 28; the telescopic support rod 24 can be sleeved into the inner cavity of the hollow support rod 22, and the support rod spring 26 is disposed between one end of the telescopic support rod 24, the telescopic support rod limiting portion 28 and the bottom of the hollow cavity of the hollow support rod 22 in the inner cavity and can be compressed along with the extension and retraction of the telescopic support rod 24.

As shown in fig. 4, 5, 7 to 10, the underarm support structure includes an underarm slider 31 and an underarm support plate 32; a slide rail mechanism matched with the arm lower slide block 31 is arranged in the arm lower support plate 32, comprises an arm lower slide rail shaft 34 and an arm lower slide rail groove 35, and is arranged in the arm lower support plate 32 along the length direction; the arm lower slide block 31 is provided with a slide block limiting part 36 and an arm lower slide block shaft hole 37 matched with the slide rail mechanism; a universal joint fork is arranged at the bottom end of the sliding block matched with the underarm cross shaft 25; the underarm slider 31 is mounted in the slide rail mechanism through the cooperation between the underarm slide rail groove 35 and the slider stopper 36, and between the underarm slide rail shaft 34 and the underarm slider shaft hole 37, and can slide back and forth along the length direction of the underarm support plate 32; two balance springs 33 are arranged between two ends of the under-arm sliding block 31 and two end faces of the under-arm supporting plate 32 slide rail mechanism, and the diameter of each balance spring 33 is larger than that of the under-arm sliding rail shaft 34 and smaller than the minimum width of the under-arm sliding block 31 and the slide rail mechanism; the balance spring 33 is sleeved outside the arm lower slide rail shaft 34, one end of the balance spring is fixed at the end part of the arm lower slide rail groove 35, and the other end of the balance spring is fixed at the end part of the arm lower slide block 31; when the underarm sliding block 31 slides in the underarm sliding rail groove 35, the two balance springs are respectively stretched and compressed to generate a force for driving the underarm sliding block 31 to return to the midpoint position of the underarm sliding rail groove 35, so that a force for releasing self-locking can be provided when the underarm sliding block 31 moves to a certain position to generate a mechanical self-locking phenomenon, and the mechanism is prevented from being jammed during operation; meanwhile, force for balancing the moving direction is provided during movement, so that the movement process is more labor-saving; the top end face of the under-arm supporting plate 32 is of a cambered surface structure arranged according to the human body structure, so that the upper limbs of a human body can be attached in the practical use process, the attaching degree of the device and the human body is increased, and the fixing is more reliable while the using comfort degree is improved.

As shown in fig. 14, the present invention is provided with a plurality of fixing bands for fixing each device on the human body, including an upper arm fixing band 41, a shoulder fixing band 42, a waist fixing band 43 and a back band 44; the upper arm fixing belt 41 is arranged on the lower arm supporting plate 32, winds around the lower arm supporting plate 32 for a circle and is fixed on the lower arm supporting plate 32 through the arm belt connecting buckle 411; the shoulder fixing belt 42 comprises a transverse belt which transversely surrounds the human body for a circle and a shoulder belt which is lapped on the shoulder, and the opening end of the transverse belt is fixed on a shoulder belt connecting buckle 421 which is arranged at the inner end of the two side surfaces of the lower arm supporting plate 32 and can rotate around the shoulder belt connecting buckle 421; the waist fixing belt 43 is a fixing belt which transversely winds the waist of the human body for one circle, bypasses the waist supporting table 1 and is fixed on the waist supporting table 1 through a waist connecting buckle 431 arranged on two side surfaces of the waist supporting table 1; the back belt 44 is a fixing belt vertically arranged on the back of the human body and used for connecting the waist fixing belt 43 and the shoulder fixing belt 42; all use the magic subsides to connect fixedly above fixed band, use the magic subsides to accomplish that single one-hand is fixed or remove fixedly, can use repeatedly simultaneously, easy operation connects reliably.

When in use, a patient can tie the fixing belts on the body according to the proper sequence and position, and the magic tapes on the fixing belts are used for properly connecting the fixing belts; the arm lower support plate 32 is arranged below the upper arm on one side with the wound, and the waist support table 1 is arranged on the waist on the same side, so that the fixation of the arm and the shoulder on the affected side can be completed; when the arms move, the movement range of the support rod structure is limited due to the action of the limiting part at the upper end of the waist support platform 1, so that the arms cannot be moved to an angle capable of touching the wound, and the effect of protecting the wound is achieved; and due to the action of the double universal joints and the sliding rail mechanism, the arm of the patient can move in a wide range, and is prevented from being limited by the fixator to the greatest extent, so that the influence on daily life is reduced.

Example 2

Fig. 11 to 14 show a shoulder joint fixator used after mammary gland surgery, which is substantially the same as the technical solution in the above embodiments, but the difference is that the structure of the limiting part at the upper end of the waist support platform 1 is improved in this embodiment, and the original limiting part mechanism is replaced by the adjustable limiting plate 12 controlled by a buckle.

As shown in fig. 11 to 13, the upper end of the lumbar support table 1 is provided with an adjustment groove, and the opening of the adjustment groove faces the direction of the universal joint; meanwhile, the top end of the waist support table 1 is provided with a control window with an adjusting limit buckle 14, so that a mechanism in the adjusting groove can extend out of the groove through the control window and can not be separated from the adjusting groove under the limit action near the groove opening; an adjustable limiting plate 12 is arranged in the adjusting groove, and one end of the adjustable limiting plate 12 is of a cambered surface structure, so that the adjustable limiting plate 12 is more smoothly matched with the supporting rod structure when in contact with the supporting rod structure; the other end of the adjustable limit plate 12 is a rectangular plate, and the tail end of the adjustable limit plate is provided with an adjusting slide rail 16; a slide rail shaft 17 is arranged inside the adjusting slide rail 16, two identical adjusting springs 15 are arranged around the slide rail shaft 17, one end of each adjusting spring 15 is propped against a positioning step in the middle of the adjusting slide rail 16, and the other end of each adjusting spring is propped against the adjusting shifting piece 13; one end of the adjusting shifting piece 13 is a hole shaft which is matched with the sliding rail shaft 17 and is contacted with the adjusting spring 15, and the other end of the adjusting shifting piece is matched with the adjusting limit buckle 14 to form a buckle structure; the adjusting shifting piece 13 is matched with the sliding rail shaft 17 and the adjusting sliding rail 16 and arranged in the adjusting sliding rail 16, and can slide along the length direction of the adjusting sliding rail 16 and the sliding rail shaft 17; the top surface of the adjusting shifting piece 13 is provided with an anti-skid shifting piece, so that a user can extrude two anti-skid shifting pieces which are symmetrical on two sides with one hand to drive the adjusting shifting piece 13 to slide inwards in the opposite direction along the length of the adjusting slide rail 16, the adjusting spring 15 matched with the adjusting shifting piece is compressed, and the buckle fixation is removed; loosen again when removing suitable position, adjust plectrum 13 alright slide to maximum distance department under adjusting spring's effect, become the snap-fit again with adjusting spacing buckle 14, accomplish the fixed to adjustable limiting plate 12.

In the use, if the patient wants to adjust the movable scope of arm, only need to adjust plectrum 13 inwards stir and remove the buckle cooperation, then remove adjustable limiting plate 12 to the position of wanting, loosen the power that the elastic potential energy release that adjusts plectrum 13 and utilize adjusting spring 15 to accumulate produced and make and adjust plectrum 13 and accomplish the buckle again and connect, fixed adjustable limiting plate 12.

In the above, only for the further explanation and explanation of the present invention through the specific embodiments, the protection scope of the present invention is not limited thereto, and any changes or alternatives that can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention, and therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. The utility model provides a shoulder joint fixer for mammary gland branch of academic or vocational study postoperative, is including setting up at the waist support structure of waist, setting up support structure and the support rod structure who connects both under the arm of arm downside, its characterized in that: the waist support structure and the support rod, and the underarm support structure and the support rod are connected through universal joints; the waist support structure comprises a waist support platform with a rectangular cross section, and a protruding limiting part is outwards arranged at the upper end of the waist support platform; waist brace table is provided with spacing side below and is provided with waist universal joint fork, waist universal joint fork is the acute angle setting with vertical direction, with waist brace table body coupling.

2. The shoulder joint fixator for use after mammary surgery according to claim 1, wherein: the underarm supporting structure comprises a plate-shaped underarm supporting plate, a slider rail is arranged in the underarm supporting plate along the length direction and comprises an underarm slider rail shaft and an underarm slider rail groove, and an underarm slider is arranged in a manner of being matched with the slider rail and can be matched with the underarm slider rail shaft and the underarm slider rail groove and can slide along the length direction of the underarm supporting plate; the arm lower sliding block is also provided with a universal joint fork which can be matched with the cross shaft.

3. The shoulder joint fixator for use after mammary surgery according to claim 1, wherein: the supporting rod comprises a hollow supporting rod and a telescopic supporting rod, the hollow supporting rod is a hollow tube with an annular cross section, the diameter of the telescopic supporting rod is matched with the inner diameter of the hollow supporting rod, and the telescopic supporting rod can be sleeved in an inner cavity of the hollow supporting rod to slide and stretch along the length direction of the hollow supporting rod; a support rod spring matched with the inner diameter of the hollow support rod is arranged in a cavity formed after the hollow support rod is matched with the telescopic support rod; the side wall of the hollow support rod is provided with a vent hole; the bottom end of the hollow support rod is provided with a universal joint fork matched with a cross shaft of a universal joint, and the top end of the telescopic support rod is also provided with a universal joint fork matched with the cross shaft of the universal joint.

4. The shoulder joint fixator for use after mammary surgery according to claim 1, wherein: the adjustable limiting plate with adjustable length is arranged at the upper end of the waist supporting table, and the inner end of the adjustable limiting plate is arranged in an adjusting groove formed at the upper end of the waist supporting table in a matched mode; an adjusting slide rail is arranged at the inner end of the adjustable limiting plate, and two groups of adjusting shifting pieces and adjusting springs are arranged on the adjusting slide rail in a matched manner; an adjusting limit buckle is arranged in an adjusting groove at the upper end of the waist support platform and matched with the adjusting shifting piece.

5. The shoulder joint fixator for use after mammary surgery according to claim 1 or 4, wherein: the end face of the protruding end of the limiting part or the adjustable limiting plate is an outward convex cambered surface.

6. The shoulder joint fixator for use after mammary surgery according to claim 2, wherein: the upper surface of the arm lower supporting plate is of a cambered surface structure.

7. The shoulder joint fixator for use after mammary surgery according to claim 2, wherein: and a pair of balance springs is arranged between the slide block track and the arm lower slide block in a matched manner, and the balance springs are sleeved on the arm lower slide rail shaft and arranged on two sides of the arm lower slide block.

8. The shoulder joint fixator for use after mammary surgery according to claim 1, wherein: the waist fixing belt is matched with the waist supporting table, and the braces connecting the waist fixing belt and the shoulder fixing belt; and the lower arm supporting plate and the waist supporting platform are provided with connecting buckles for connection in a matching way with the fixing belts.

9. The shoulder joint fixator for use after mammary surgery according to claim 8, wherein: the fixing band adopts the fixed cooperation of magic subsides.

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