CN217285885U - Auxiliary retractor for bone trauma - Google Patents

Abstract

The utility model relates to a bone wound auxiliary retractor, belonging to the technical field of medical auxiliary appliances; the limb limiting frames are arranged on the limb placing table in a bilateral symmetry manner, the two limb limiting frames are arranged between the left frame and the right frame, and the limb limiting frames are arranged in an inverted U-shaped structure; the limb limiting mechanisms are respectively arranged in the corresponding limb limiting frames; the hook mechanisms are respectively arranged on the upper side of the limb placing table in a front-back symmetrical manner; can carry out spacing centre gripping to the limbs, make the limbs more firm at the operation in-process, and the musculature and the ligament traction to the skeleton outside that can relax pull open, improve work efficiency for medical personnel.

Description

Auxiliary retractor for bone trauma

Technical Field

The utility model relates to a medical treatment appurtenance technical field, concretely relates to supplementary tractive ware of bone wound.

Background

Bone trauma refers to injuries of skeletal bone joints and soft tissues around the joints caused by external force injuries, and serious patients may cause fracture and torn and broken ligaments; the bone wound degree is more serious, need pass through the operation treatment, at the treatment in-process, needs medical personnel to use the muscle tissue and the ligament traction of drag hook apparatus outside the skeleton to pull open, makes the art wild expose just can conveniently carry out bone surgery, and current drag hook apparatus is that medical personnel manually carry out the tractive operation, increases medical personnel's working strength.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a simple structure, reasonable in design, convenient to use's supplementary tractive ware of bone wound can carry out spacing centre gripping to the limbs, makes the limbs more firm at the operation in-process, and the musculature and the ligament traction to the skeleton outside that can relax pull open, has improved work efficiency for medical personnel.

In order to achieve the above object, the utility model adopts the following technical scheme: the limb storage table comprises a limb storage table and a frame, wherein the frame is arranged on the upper side of the limb storage table in a bilateral symmetry manner and is in an inverted U-shaped structure;

it also includes:

the two limb limiting frames are symmetrically arranged on the limb placing table from left to right, and are arranged between the left frame and the right frame and are arranged in an inverted U-shaped structure;

the two limb limiting mechanisms are respectively arranged inside the corresponding limb limiting frames;

the two hook pulling mechanisms are respectively and symmetrically arranged on the upper side of the limb placing table in the front-back direction.

As a further improvement of the present invention, the limb limiting mechanism comprises:

the two support tables are respectively and symmetrically arranged at the bottoms of the horizontal ends in the limb limiting frame in front-back mode;

the two limiting clamps are respectively arranged at the lower sides of the corresponding supporting platforms and are symmetrically arranged front and back;

the two support rods are respectively fixed at the bottom of the corresponding support table, and the bottom ends of the support rods are hinged to the limiting clamp through hinge seats;

the number of the guide platforms is two, the guide platforms are fixed on the limiting clamp, and an opening is formed in each guide platform;

the two electric telescopic rods are respectively fixed at the bottom of the corresponding supporting table, and the bottom ends of the electric telescopic rods are inserted into the opening of the guide table; the electric telescopic rod is connected with an external power supply;

the two sliding rods are respectively inserted into the bottom end of the electric telescopic rod, and the left end and the right end of each sliding rod are respectively arranged in sliding grooves which are arranged on the left side and the right side of the opening in a penetrating manner;

through the design of the technical scheme, the electric telescopic rod stretches out and draws back, so that the limiting clamp can be adjusted within a certain range until the limiting clamp clamps the limbs.

As a further improvement of the utility model, the upper inner walls of the vertical ends at the front and rear sides in the limb limiting frame are fixed with electric push rods, and the pushing ends of the electric push rods are connected with the supporting table; the electric push rod is connected with an external power supply;

the electric push rod arranged through the above structure pushes the supporting table, so that the position of the limiting clamp is changed, and the limbs with different girth can be clamped conveniently.

As a further improvement of the present invention, the retractor mechanism comprises:

the number of the supporting blocks is two, and the two supporting blocks are respectively arranged in the corresponding frames;

the driving screw rods are screwed in the left and right supporting blocks through bearings, threads on the driving screw rods are respectively arranged oppositely from the middle to the left and right ends, the driving screw rods positioned on the right side are connected with a driving motor, and the driving motor is connected with an external power supply;

the two sleeves are respectively sleeved on the driving screw rod in a bilaterally symmetrical and rotating manner through threads;

the guide rod is arranged on one side of the driving screw rod, the left end and the right end of the guide rod are respectively connected with the corresponding supporting blocks, and the guide rod penetrates through the sleeve;

the two support rods are respectively fixed at the bottoms of the corresponding sleeves;

the two hook pulling devices are oppositely fixed at the bottom ends of the corresponding supporting rods from left to right;

through the design of the technical scheme, the driving screw rod is driven to rotate, so that the two sleeves move leftwards and rightwards relatively, the drag hook device is driven to move, the front drag hook device and the rear drag hook device are opposite, and musculature and ligament traction outside the skeleton can be better.

As a further improvement of the present invention, the frame is provided with an adjusting mechanism at the bottom of the horizontal end, the adjusting mechanism comprises:

the support frame is arranged in an inverted T-shaped structure and is fixed in the middle of the bottom of the horizontal end in the frame;

the two adjusting columns are respectively arranged in the horizontal ends of the supporting frame in a penetrating manner, and the other ends of the adjusting columns are connected with the adjacent supporting blocks;

the adjusting rod is arranged in a horizontal end in the supporting frame in a screwed connection mode through the shaft seat, thread groups are arranged at the front end and the rear end of the adjusting rod, the thread directions of the two thread groups are opposite, and the thread groups and the adjusting column are arranged in a screwed connection mode through threads;

the adjusting motor is fixed inside the vertical end in the supporting frame and is connected with an external power supply;

the rotating gear is sleeved and fixed on an output shaft of the adjusting motor;

the auxiliary gear is meshed with the lower side of the rotating gear and is sleeved and fixed on the adjusting rod;

through the design of the technical scheme, the rotating gear drives the auxiliary gear to enable the adjusting rod to rotate, the front end and the rear end of the adjusting rod respectively drive the corresponding adjusting columns through threads to move, the supporting block is made to move, and therefore the drag hook device is adjusted, and the distance between the front and rear groups of drag hook devices is changed.

As a further improvement of the utility model, the upper side of the supporting block is fixed with a connecting block which is arranged in an adjusting groove arranged on the upper side of the frame in a sliding manner, the upper side of the connecting block is fixed with a limiting table, and the limiting table is arranged on the upper side of the frame in a contact manner;

through the connecting block and the limiting table which are arranged, the movement of the supporting block is guided.

After the structure is adopted, the utility model discloses beneficial effect does:

1. the limiting clamp is adjusted properly to clamp the limb, so that the limb is more stable in the operation process and the operation is convenient;

2. the front and the rear groups of the hook drawing devices move synchronously, so that the muscle tissue and the ligament are conveniently drawn;

3. the front and the back opposite hook drawing devices are adjusted through the adjusting mechanism, so that the limbs with different girths can be conveniently drawn.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a right side view of fig. 1.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic view of the connection structure of the middle support block and the adjusting mechanism of the present invention.

Fig. 6 is an enlarged view of a portion B in fig. 5.

Description of reference numerals:

the limb placing table comprises a limb placing table 1, a frame 2, an adjusting groove 2-1, a limb limiting frame 3, a limb limiting mechanism 4, a supporting table 4-1, a limiting clamp 4-2, a supporting rod 4-3, a guide table 4-4, a sliding groove 4-4-1, an electric telescopic rod 4-5, a sliding rod 4-6, an electric push rod 4-7, a hook mechanism 5, a supporting block 5-1, a driving screw rod 5-2, a sleeve 5-3, a guide rod 5-4, a supporting rod 5-5, a hook device 5-6, an adjusting mechanism 6, a supporting frame 6-1, an adjusting column 6-2, an adjusting rod 6-3, an adjusting motor 6-4, a rotating gear 6-5, an auxiliary gear 6-6, a connecting block 6-7 and a limiting table 6-8.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example 1:

referring to fig. 1 to 6, the present embodiment includes a limb placing table 1 and a frame 2, the frame 2 is symmetrically disposed on the upper side of the limb placing table 1, and the frame 2 is disposed in an inverted U-shaped structure;

it also includes:

the two limb limiting frames 3 are symmetrically fixed on the limb placing table 1 by screws, the two limb limiting frames 3 are arranged between the left frame 2 and the right frame 2, and the limb limiting frames 3 are arranged in an inverted U-shaped structure;

the two limb limiting mechanisms 4 are respectively arranged inside the corresponding limb limiting frame 3;

the two hook mechanisms 5 are respectively and symmetrically arranged on the upper side of the limb placing table 1 in the front-back direction.

Example 2:

referring to fig. 1-4, in the embodiment 1, the limb restraint mechanism 4 includes:

the two support tables 4-1 are respectively and symmetrically arranged at the bottom of the horizontal end in the limb limiting frame 3 in front-back mode;

the number of the limiting clips 4-2 is two, the two limiting clips 4-2 are respectively arranged at the lower side of the corresponding supporting platform 4-1, and the two limiting clips 4-2 are symmetrically arranged in front and back;

two support rods 4-3 are provided, the two support rods 4-3 are respectively fixed at the bottom of the corresponding support platform 4-1 by screws, and the bottom ends of the support rods 4-3 are hinged on the limiting clamp 4-2 through a hinge seat;

the guide platforms 4-4 are provided, the number of the guide platforms 4-4 is two, the guide platforms 4-4 are fixed on the limiting clamp 4-2 through screws, and an opening is formed in each guide platform 4-4;

two electric telescopic rods 4-5 are provided, the two electric telescopic rods 4-5 are respectively fixed at the bottom of the corresponding support platform 4-1 by screws, and the bottom ends of the electric telescopic rods 4-5 are inserted into the openings of the guide platforms 4-4; the electric telescopic rods 4-5 are connected with an external power supply through power lines; the specific use model of the electric telescopic rods 4-5 is directly purchased, installed and used from the market according to the actual use requirement;

two sliding rods 4-6 are provided, the two sliding rods 4-6 are respectively inserted into the bottom ends of the electric telescopic rods 4-5, and the left end and the right end of each sliding rod 4-6 are respectively arranged in sliding grooves 4-4-1 which are arranged on the left side and the right side of the opening in a penetrating manner;

by adopting the design scheme, the electric telescopic rod 4-5 is used for stretching, so that the limiting clamp 4-2 is adjusted within a certain range until the limiting clamp 4-2 clamps the limb.

Example 3:

referring to fig. 3 and 4, on the basis of embodiment 2, electric push rods 4-7 are fixed on the inner walls of the upper sides of the vertical ends of the front and rear sides of the limb restraint frame 3 by screws, and the pushing ends of the electric push rods 4-7 are connected with the support table 4-1 by screws; the electric push rods 4-7 are connected with an external power supply through power lines; the specific use model of the electric push rod 4-7 is directly purchased, installed and used from the market according to the actual use requirement;

by adopting the design scheme, the supporting table 4-1 is pushed by the electric push rod 4-7, so that the position of the limiting clamp 4-2 is changed, and limbs with different girths can be clamped conveniently.

Example 4:

referring to fig. 1 and 3, in the embodiment 1, the retractor mechanism 5 includes:

two support blocks 5-1, wherein the two support blocks 5-1 are respectively arranged in the corresponding frame 2;

the driving screw rod 5-2 is screwed in the left and right supporting blocks 5-1 through a bearing, threads on the driving screw rod 5-2 are oppositely arranged from the middle to the left and right ends respectively, the driving screw rod 5-2 positioned on the right side is connected with a driving motor through screws, and the driving motor is connected with an external power supply through a power line;

two sleeves 5-3, wherein the two sleeves 5-3 are respectively sleeved on the driving screw rod 5-2 in a bilaterally symmetrical manner through threads;

the guide rod 5-4 is arranged on one side of the driving screw rod 5-2, the left end and the right end of the guide rod 5-4 are respectively connected with the corresponding supporting block 5-1 through screws, and the guide rod 5-4 penetrates through the sleeve 5-3;

two support rods 5-5 are provided, and the two support rods 5-5 are respectively fixed at the bottom of the corresponding sleeve 5-3 by screws;

the number of the hook pulling devices 5-6 is two, and the two hook pulling devices 5-6 are fixed at the bottom ends of the corresponding supporting rods 5-5 by screws in a left-right opposite mode;

by adopting the design scheme, the two sleeves 5-3 move left and right relatively by driving the driving screw rod 5-2 to rotate, so that the hook pulling devices 5-6 are driven to move, and the two opposite hook pulling devices 5-6 are opposite, so that the muscular tissues and ligaments on the outer side of the skeleton can be pulled better.

Example 5:

referring to fig. 3, 5 and 6, in embodiment 4, an adjusting mechanism 6 is disposed at the bottom of the horizontal end of the frame 2, and the adjusting mechanism 6 includes:

the support frame 6-1 is arranged in an inverted T-shaped structure, and the support frame 6-1 is fixed in the middle of the bottom of the horizontal end in the frame 2 by screws;

the two adjusting columns 6-2 are arranged in the horizontal end of the supporting frame 6-1 in a penetrating mode respectively, and the other end of each adjusting column 6-2 is connected with the adjacent supporting block 5-1 through screws; the upper side of the supporting block 5-1 is fixed with a connecting block 6-7 by screws, the connecting block 6-7 is arranged in an adjusting groove 2-1 arranged on the upper side of the frame 2 in a sliding manner, the upper side of the connecting block 6-7 is fixed with a limiting table 6-8 by screws, and the limiting table 6-8 is arranged on the upper side of the frame 2 in a contact manner;

the adjusting rod 6-3 is arranged in a horizontal end of the supporting frame 6-1 in a screwed mode through a shaft seat, thread groups are arranged at the front end and the rear end of the adjusting rod 6-3, the thread directions of the two thread groups are opposite, and the thread groups and the adjusting column 6-2 are arranged in a screwed mode through threads;

the adjusting motor 6-4 is fixed inside the vertical end of the supporting frame 6-1 by screws, and the adjusting motor 6-4 is connected with an external power supply through a power line; the specific use model of the adjusting motor 6-4 is directly purchased, installed and used from the market according to the actual use requirement;

the rotating gear 6-5 is sleeved and fixed on an output shaft of the adjusting motor 6-4;

the auxiliary gear 6-6 is meshed with the lower side of the rotating gear 6-5, and the auxiliary gear 6-6 is sleeved and fixed on the adjusting rod 6-3;

by adopting the design scheme, the rotating gear 6-5 drives the auxiliary gear 6-6 to rotate the adjusting rod 6-3, the front end and the rear end of the adjusting rod 6-3 respectively drive the corresponding adjusting column 6-2 to move through threads, so that the supporting block 5-1 moves, the drag hook device 5-6 is adjusted, and the distance between the front and rear groups of drag hook devices 5-6 is changed.

When the utility model is used, the limb to be operated is placed on the limb placing table 1, the operation part of the limb is placed between the left and right limb limiting frames 3, the limbs at both sides of the operation are limited by the limb limiting mechanisms 4 at both sides, and the electric telescopic rod 4-5 stretches out and draws back, so that the limiting clamp 4-2 is adjusted within a certain range until the limiting clamp 4-2 clamps the limb; the front and the back groups of the hook mechanisms 5 are driven to synchronously move, so that the two corresponding hook devices 5-6 at the front and the back clamp the musculature and ligament of the limb operation part, and are pulled by the hook mechanisms 5, thereby exposing the operation area; according to the different girth of each patient's limb, the position of the limiting clamp 4-2 is changed by the electric push rod 4-7, so that the limbs with different girths can be clamped more conveniently; the auxiliary gear 6-6 is driven by the rotating gear 6-5 to enable the adjusting rod 6-3 to rotate, the front end and the rear end of the adjusting rod 6-3 respectively drive the corresponding adjusting column 6-2 to move through threads, the supporting block 5-1 moves, and therefore the hook pulling devices 5-6 are adjusted, the distance between the front group of hook pulling devices 5-6 and the rear group of hook pulling devices 5-6 is changed, and muscle tissues and ligaments of limbs with different circumferences can be clamped conveniently.

After adopting above-mentioned structure, this embodiment beneficial effect does:

1. the limiting clamp 4-2 clamps the limb by properly adjusting the limiting clamp 4-2, so that the limb is more stable in the operation process and the operation is convenient;

2. the front and the back groups of the hook drawing devices 5-6 move synchronously, so that the muscle tissue and the ligament are conveniently drawn;

3. the front and the back opposite hook drawing devices 5-6 are adjusted by the adjusting mechanism 6, so that the limbs with different girths can be conveniently drawn.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. An auxiliary tractor for bone trauma comprises a limb placing table (1) and a frame (2), wherein the frame (2) is symmetrically arranged at the left and right sides of the upper side of the limb placing table (1), and the frame (2) is arranged in an inverted U-shaped structure;

it is characterized in that it also comprises:

the two limb limiting frames (3) are arranged on the limb placing table (1) in a bilateral symmetry manner, the two limb limiting frames (3) are arranged between the left frame (2) and the right frame (2), and the limb limiting frames (3) are arranged in an inverted U-shaped structure;

the two limb limiting mechanisms (4) are respectively arranged inside the corresponding limb limiting frame (3);

the two hook mechanisms (5) are respectively and symmetrically arranged on the upper side of the limb placing table (1) in the front-back direction.

2. A bone wound auxiliary retractor according to claim 1, wherein: the limb limiting mechanism (4) comprises:

the two support tables (4-1) are respectively and symmetrically arranged at the bottom of the horizontal end in the limb limiting frame (3) in front-back mode;

the two limiting clips (4-2) are respectively arranged at the lower side of the corresponding supporting platform (4-1), and the two limiting clips (4-2) are symmetrically arranged in the front and back direction;

the two support rods (4-3) are respectively fixed at the bottom of the corresponding support platform (4-1), and the bottom ends of the support rods (4-3) are hinged to the limiting clamp (4-2) through hinge seats;

the number of the guide platforms (4-4) is two, the guide platforms (4-4) are fixed on the limiting clamp (4-2), and an opening is formed in each guide platform (4-4);

two electric telescopic rods (4-5) are arranged, and are respectively fixed at the bottom of the corresponding supporting platform (4-1), and the bottom ends of the electric telescopic rods (4-5) are inserted into the openings of the guide platforms (4-4); the electric telescopic rods (4-5) are connected with an external power supply;

the two sliding rods (4-6) are respectively inserted into the bottom ends of the electric telescopic rods (4-5), and the left end and the right end of each sliding rod (4-6) are respectively arranged in sliding grooves (4-4-1) which are arranged on the left side and the right side of the opening in a penetrating manner.

3. A bone wound auxiliary retractor according to claim 2, wherein: electric push rods (4-7) are fixed on the inner walls of the upper sides of the vertical ends of the front side and the rear side of the limb limiting frame (3), and the pushing ends of the electric push rods (4-7) are connected with the supporting table (4-1); the electric push rods (4-7) are connected with an external power supply.

4. A bone wound auxiliary retractor according to claim 1, wherein: the drag hook mechanism (5) comprises:

the number of the supporting blocks (5-1) is two, and the two supporting blocks (5-1) are respectively arranged in the corresponding frames (2);

the driving screw rods (5-2) are screwed in the left supporting block and the right supporting block (5-1) through bearings, threads on the driving screw rods (5-2) are oppositely arranged from the middle to the left end and the right end respectively, the driving screw rods (5-2) positioned on the right side are connected with a driving motor, and the driving motor is connected with an external power supply;

the two sleeves (5-3) are respectively sleeved on the driving screw rod (5-2) in a bilaterally symmetrical and rotating manner through threads;

the guide rod (5-4) is arranged on one side of the driving screw rod (5-2), the left end and the right end of the guide rod (5-4) are respectively connected with the corresponding supporting blocks (5-1), and the guide rod (5-4) penetrates through the sleeve (5-3);

the number of the supporting rods (5-5) is two, and the two supporting rods (5-5) are respectively fixed at the bottom of the corresponding sleeve (5-3);

the two hook pulling devices (5-6) are oppositely fixed at the bottom ends of the corresponding supporting rods (5-5) from left to right.

5. A bone wound auxiliary retractor according to claim 4 wherein: horizontal end bottom in frame (2) be provided with adjustment mechanism (6), adjustment mechanism (6) contain:

the supporting frame (6-1), the supporting frame (6-1) is arranged in an inverted T-shaped structure, and the supporting frame (6-1) is fixed in the middle of the bottom of the horizontal end in the frame (2);

the two adjusting columns (6-2) are respectively arranged in the horizontal end of the supporting frame (6-1) in a penetrating way, and the other end of each adjusting column (6-2) is connected with the adjacent supporting block (5-1);

the adjusting rod (6-3) is screwed in the horizontal end of the supporting frame (6-1) through a shaft seat, thread groups are arranged at the front end and the rear end of the adjusting rod (6-3), the thread directions of the two thread groups are opposite, and the thread groups are screwed with the adjusting column (6-2) through threads;

the adjusting motor (6-4), the adjusting motor (6-4) is fixed inside the vertical end in the supporting frame (6-1), and the adjusting motor (6-4) is connected with an external power supply;

the rotating gear (6-5), the rotating gear (6-5) is sleeved and fixed on the output shaft of the adjusting motor (6-4);

the auxiliary gear (6-6) is meshed with the lower side of the rotating gear (6-5), and the auxiliary gear (6-6) is sleeved and fixed on the adjusting rod (6-3).

6. A bone wound auxiliary retractor according to claim 5 wherein: the upper side of the supporting block (5-1) is fixedly provided with a connecting block (6-7), the connecting block (6-7) is arranged in an adjusting groove (2-1) formed in the upper side of the frame (2) in a sliding mode, the upper side of the connecting block (6-7) is fixedly provided with a limiting table (6-8), and the limiting table (6-8) is arranged on the upper side of the frame (2) in a contact mode.

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