CN213049047U

CN213049047U - Mortise and tenon limb fixed type radiotherapy body part positioning hollow fixing frame

Info

Publication number: CN213049047U
Application number: CN202021328097.6U
Authority: CN
Inventors: 崔海忠; 陈达展; 张震
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-04-27
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a fixed radiotherapy somatic part location cavity mount of tenon fourth of twelve earthly branches limbs, including PMKD, fly leaf, fixed plate, first wedge nail tenon, second wedge nail tenon, rectangle recess and wedge nail, PMKD's top four sides angle has all been seted up and has been accomodate the groove, every group accomodate the inslot and all be equipped with first wedge nail tenon, every group one side inner wall of groove is accomodate to the bottom hinged joint of first wedge nail tenon every group, the equal hinged joint in both ends lateral wall of PMKD has the fly leaf, every group the spout has all been seted up at the inner wall both ends of fly leaf, every group the spout all is equipped with second wedge nail tenon, every group outward the T shape slider that second wedge nail tenon passes through the outer wall is pegged graft in every group spout, every group the equal transverse welding of one end outer wall of T shape slider has the slide bar. This fixed radiotherapy somatic part location cavity mount of tenon fourth of twelve earthly branches limbs has effectually prevented that the locking of taking place among the fixed process from droing, the condition of fixed failure, and the suitability is strong.

Description

Mortise and tenon limb fixed type radiotherapy body part positioning hollow fixing frame

Technical Field

The utility model belongs to the technical field of medical equipment, concretely relates to fixed radiotherapy somatic part location cavity mount of tenon fourth of twelve earthly branches limbs.

Background

The low-temperature thermoplastic plate is a special synthetic high-molecular polyester, is a novel medical material processed by a series of physical and chemical methods, and is used for manufacturing orthopedic external fixation, orthotics and braces. The material has the outstanding performances of no ray absorption, good molding effect after heating and softening, unique shape memory function and the like, is simple to operate and convenient to fix, and is the most ideal external fixing material in radiotherapy positioning at present.

At present, in clinical radiotherapy, patients are fixed by combining a low-temperature thermoplastic plate with mechanical fixation to achieve the purpose of positioning. Requirements for positioning of radiotherapy: the fixing accuracy is required in the three-dimensional directions of up-down, left-right and front-back, and the moving error is less than 6 MM. The fixing control error of the chest, the abdomen and other body parts is difficult, and the positioning effect is influenced by the heartbeat, the respiration, the intestinal peristalsis and the like of the patient. Although mechanical fixing mode is various on the market, detects to find that there is the removal error mostly in the in-service use effect, and the locking is easily taken place to the fixed process and drops, the condition of fixed failure uses the operation moreover hard, wastes time and loaded down with trivial details, and the replacement operation is dismantled after fixed accessory damages troublesome, therefore develops a fixed radiotherapy somatic part location cavity mount of tenon fourth of twelve earthly branches limbs, becomes the technical problem who awaits a great deal with and solves.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed radiotherapy somatic part location cavity mount of tenon fourth of twelve earthly branches limbs to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mortise and tenon limb fixed radiotherapy body part positioning hollow fixing frame comprises a fixed bottom plate, a movable plate, a fixed plate, first wedge nail tenons, second wedge nail tenons, rectangular grooves and wedge nails, wherein the four corners at the top end of the fixed bottom plate are provided with accommodating grooves, each accommodating groove is internally provided with a first wedge nail tenon, the bottom end of each first wedge nail tenon is hinged with one inner wall of each accommodating groove, the side walls at the two ends of the fixed bottom plate are hinged with the movable plate, the two ends of the inner wall of each movable plate are provided with sliding grooves, each sliding groove is externally provided with a second wedge nail tenon, each second wedge nail tenon is inserted into each sliding groove through a T-shaped sliding block of the outer wall, the outer wall of one end of each T-shaped sliding block is transversely welded with a sliding rod, the outer wall of each sliding rod is sleeved with a cylindrical sleeve, and the outer wall of the cylindrical sleeve is welded with an L-shaped bracket, wedge nails are transversely welded at the bottom end port of each group of the L-shaped supports, tenons are arranged on the outer walls of the tenons of the first wedge nail tenon and the second wedge nail tenon of each group, rectangular grooves are formed in the side walls of the tenons of the first wedge nail tenon and the second wedge nail tenon of each group, and mortises are formed in the inner walls of the tenons of the first wedge nail tenon and the second wedge nail tenon of each group;

the inner wall of every group the fly leaf all two sets of slots of fixedly connected with, every group the inner wall of fly leaf all parallel arrangement has the fixed plate, every group the outer wall of fixed plate all fixedly connected with two sets of inserted blocks, every group the fixed plate all pegs graft in two sets of slots of every group fly leaf inner wall through two sets of inserted blocks of outer wall.

Preferably, the outer wall of the middle part of each group of cylindrical sleeves is perpendicularly welded with a shifting lever, and the outer wall of each group of shifting levers is sleeved with a rubber sleeve.

Preferably, the middle part of the fixed bottom plate is provided with a groove, the inner wall of the groove is provided with a hollow groove, and a connecting plate is inserted in the groove.

Preferably, the outer walls of two sides of the bottom end of the fixed bottom plate are respectively bonded with a base plate, and the base plates are of rectangular plate structures.

Preferably, circular grooves are formed in two sides of the outer wall of each movable plate, fixing pins are inserted into the circular grooves, and each fixing pin penetrates through the outer wall of each movable plate and is inserted into the outer wall of each inserting block.

The utility model discloses a technological effect and advantage: according to the mortise and tenon limb fixed radiotherapy body part positioning hollow fixing frame, the fixed plate is supported on the movable plate to fix the body of a patient, the movable plate is downwards butted with the first wedge nail tenon on the fixed bottom plate through the second wedge nail tenon on the inner wall, and the mortise and tenon structure is used for reinforcing, so that the locking and falling in the fixing process are effectively prevented, the fixing failure condition is avoided, and meanwhile, the operation is simple and the use is convenient; the fixed plate is pegged graft through two sets of inserts of outer wall and is connected in two sets of slots of fly leaf inner wall, and connection structure compares in mechanical connection dismouting more convenient, and fixed effectual simultaneously reduces the fixed plate and takes place to rub the condition of moving with the hands, reasonable in design, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the first wedge tenon and the second wedge tenon of the present invention;

fig. 3 is a schematic structural view of the fixed bottom plate and the movable plate of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: the movable wedge nail type lifting device comprises a fixed bottom plate 1, a movable plate 2, a fixed plate 3, a first wedge nail tenon 4, a second wedge nail tenon 5, a tenon 6, a rectangular groove 7, wedge nails 8, mortises 9, accommodating grooves 10, sliding grooves 11, a T-shaped sliding block 12, a sliding rod 13, a cylindrical sleeve 14, a hollow support 15L, an inserting block 16, an inserting groove 17, a shifting rod 18, a rubber sleeve 19, a groove 20, a hollow groove 21, a connecting plate 22, a backing plate 23, a circular groove 24 and a fixing pin 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a mortise and tenon limb fixed radiotherapy body part positioning hollow fixing frame as shown in figures 1-4, which comprises a fixed bottom plate 1, a movable plate 2, a fixed plate 3, a first wedge nail tenon 4, a second wedge nail tenon 5, a tenon 6, a rectangular groove 7 and wedge nails 8, wherein the four corners of the top end of the fixed bottom plate 1 are all provided with an accommodating groove 10, each group of accommodating grooves 10 is internally provided with the first wedge nail tenon 4, the bottom end of each group of the first wedge nail tenon 4 is hinged with one side inner wall of each group of accommodating grooves 10, the side walls at the two ends of the fixed bottom plate 1 are all hinged with the movable plate 2, the two ends of the inner wall of each group of the movable plate 2 are both provided with sliding grooves 11, each group of the sliding grooves 11 is externally provided with the second wedge nail tenon 5, each group of the second wedge nail tenons 5 is inserted in the sliding grooves 11 through a T-shaped sliding block 12 of the outer wall, the outer wall of one end of the T-shaped, a cylindrical sleeve 14 is sleeved on the outer wall of each sliding rod 13, an L-shaped support 15 is welded on the outer wall of each cylindrical sleeve 14, a wedge nail 8 is transversely welded on a bottom end port of each L-shaped support 15, a tenon 6 is arranged on the outer wall of each tenon of the first wedge nail tenon 4 and the second wedge nail tenon 5, a rectangular groove 7 is formed in the side wall of each tenon of the first wedge nail tenon 4 and the second wedge nail tenon 5, and a mortise 9 is formed in the inner wall of each tenon of the first wedge nail tenon 4 and the second wedge nail tenon 5;

the inner wall of each group of the movable plates 2 is fixedly connected with two groups of slots 17, the inner wall of each group of the movable plates 2 is parallelly provided with a fixed plate 3, the outer wall of each group of the fixed plate 3 is fixedly connected with two groups of insertion blocks 16, and each group of the fixed plate 3 is inserted into the two groups of slots 17 on the inner wall of each group of the movable plates 2 through the two groups of insertion blocks 16 on the outer wall.

Specifically, the shifting rod 18 is vertically welded on the outer wall of the middle of each group of cylindrical sleeves 14, the shifting rod 18 is convenient to hold when the cylindrical sleeves 14 are displaced, and the outer wall of each group of shifting rod 18 is sleeved with the rubber sleeve 19.

Specifically, recess 20 has been seted up at PMKD 1's middle part, cavity 21 has been seted up to the inner wall of recess 20, and cavity 21 is the fretwork design, plays the effect that reduces the ray attenuation, it has connecting plate 22 to peg graft in the recess 20.

Specifically, backing plate 23 has all been bonded to the bottom both sides outer wall of PMKD 1, backing plate 23 is rectangle platelike structure, and the height of PMKD 1 can be raised to backing plate 23, makes PMKD 1's bottom leave the space, and the convenient heat dissipation.

Specifically, circular grooves 24 are formed in two sides of the outer wall of each movable plate 2, fixing pins 25 are inserted into the circular grooves 24, and the fixing pins 25 penetrate through the outer wall of each movable plate 2 and are inserted into the outer wall of each insertion block 16.

The working principle is that when in use, two groups of movable plates 2 at two ends of a fixed base plate 1 are folded and lifted up to be vertically arranged at two ends of the fixed base plate 1, a single group of fixed plates 3 are inserted into two groups of slots 17 at the inner wall of the single group of movable plates 2 through two groups of insertion blocks 16 at the outer wall to be connected, the other group of fixed plates 3 are connected with the other group of movable plates 2 in the same way, after the connection is finished, four groups of fixed pins 25 are sequentially inserted into two groups of circular grooves 24 at two sides of the outer wall of the two groups of movable plates 2, then a first wedge nail tenon 4 in each group of receiving slots 10 at four corners at the top end of the fixed base plate 1 is turned over to be in a vertical state, a second wedge nail tenon 5 at the inner wall of the movable plates 2 is pressed downwards to be translated downwards, a first wedge nail tenon 4 at the lower end is butted, when the tenon of the second wedge nail tenon 5 is butted, the tenon is rubbed with the tenon of the first wedge nail 4, a tenon 6 at the outer wall, in a similar way, tenon 6 of the tenon outer wall of the first wedge nail tenon 4 is also inserted into mortise 9 of the tenon inner wall of the second wedge nail tenon 5, the cylindrical sleeve 14 of the outer wall of the sliding rod 13 is stirred towards the direction of the second wedge nail tenon 5 after the butt joint is completed, the cylindrical sleeve 14 is enabled to displace along the outer wall of the sliding rod 13, the cylindrical sleeve 14 can drive wedge nails 8 at the bottom end of the L-shaped support 15 to be inserted into rectangular grooves 7 of the tenon outer wall of the second wedge nail tenon 5 and the tenon outer wall of the first wedge nail tenon 4, the second wedge nail tenon 5 and the first wedge nail tenon 4 are locked, the mortise and tenon structure is used for reinforcement, the situation that the fixing fails when the movable plate 2 falls down is effectively prevented, after the use is completed, the cylindrical sleeve 14 is displaced towards the opposite direction, the wedge nails 8 are pulled out, the second wedge nail tenon 5 can be separated after being displaced upwards, the operation is simple, and the use is convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a fixed radiotherapy somatic part location cavity mount of tenon fourth of twelve earthly branches limb, includes PMKD (1), fly leaf (2), fixed plate (3), first wedge nail tenon (4), second wedge nail tenon (5), tenon (6), rectangular groove (7) and wedge nail (8), its characterized in that: the top four corners of the fixed bottom plate (1) are respectively provided with an accommodating groove (10), each group of accommodating grooves (10) is internally provided with a first wedge nail tenon (4), the bottom end of each group of first wedge nail tenons (4) is hinged with one side inner wall of each group of accommodating grooves (10), the side walls of the two ends of the fixed bottom plate (1) are respectively hinged with a movable plate (2), the two ends of the inner wall of each group of movable plates (2) are respectively provided with a sliding groove (11), each group of sliding grooves (11) is externally provided with a second wedge nail tenon (5), each group of second wedge nail tenons (5) is inserted into each group of sliding grooves (11) through a T-shaped sliding block (12) on the outer wall, the outer wall of one end of each group of T-shaped sliding blocks (12) is transversely welded with a sliding rod (13), the outer wall of each group of sliding rods (13) is sleeved with a cylindrical sleeve (14), and the outer wall of each group of cylindrical sleeve (14, wedge nails (8) are transversely welded at the bottom end port of each group of the L-shaped support (15), the tenon outer walls of the first wedge nail tenon (4) and the second wedge nail tenon (5) of each group are respectively provided with a tenon (6), the tenon side walls of the first wedge nail tenon (4) and the second wedge nail tenon (5) of each group are respectively provided with a rectangular groove (7), and the tenon inner walls of the first wedge nail tenon (4) and the second wedge nail tenon (5) of each group are respectively provided with a mortise (9);

every group the equal fixedly connected with two sets of slots (17) of inner wall of fly leaf (2), every group the inner wall of fly leaf (2) all parallel arrangement has fixed plate (3), every group the equal fixedly connected with two sets of inserted blocks (16) of outer wall of fixed plate (3), every group fixed plate (3) all pegs graft in two sets of slots (17) of every group fly leaf (2) inner wall through two sets of inserted blocks (16) of outer wall.

2. The hollow fixture for positioning a body in a tenon-and-mortise limb fixed radiotherapy according to claim 1, which is characterized in that: the outer wall of the middle part of each group of the cylindrical sleeve (14) is vertically welded with a deflector rod (18), and the outer wall of each group of the deflector rods (18) is sleeved with a rubber sleeve (19).

3. The hollow fixture for positioning a body in a tenon-and-mortise limb fixed radiotherapy according to claim 1, which is characterized in that: the middle part of the fixed bottom plate (1) is provided with a groove (20), the inner wall of the groove (20) is provided with a hollow groove (21), and a connecting plate (22) is inserted in the groove (20).

4. The hollow fixture for positioning a body in a tenon-and-mortise limb fixed radiotherapy according to claim 1, which is characterized in that: backing plates (23) are bonded to the outer walls of the two sides of the bottom end of the fixed base plate (1), and the backing plates (23) are of rectangular plate structures.

5. The hollow fixture for positioning a body in a tenon-and-mortise limb fixed radiotherapy according to claim 1, which is characterized in that: circular grooves (24) are formed in two sides of the outer wall of each movable plate (2), fixing pins (25) are inserted into the circular grooves (24), and each fixing pin (25) penetrates through the outer wall of each movable plate (2) and is inserted into the outer wall of each inserting block (16).