CN105854187B - A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device - Google Patents
A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device Download PDFInfo
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- CN105854187B CN105854187B CN201610472881.6A CN201610472881A CN105854187B CN 105854187 B CN105854187 B CN 105854187B CN 201610472881 A CN201610472881 A CN 201610472881A CN 105854187 B CN105854187 B CN 105854187B
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- fornix
- block
- vagina
- guide block
- support block
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N5/1007—Arrangements or means for the introduction of sources into the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N5/1014—Intracavitary radiation therapy
- A61N5/1016—Gynaecological radiation therapy
Abstract
Exempt to clog applicating device the present invention relates to a kind of gynaecology's intracavitary radiotherapy, including a uterine cavity conduit and two arched roof conduits, the uterine cavity conduit is arranged in a catheter block, an arched roof guide block is respectively provided with left and right sides of the catheter block, a vagina support block is respectively provided with the front side of the catheter block and rear side；Two arched roof conduits are separately mounted on the arched roof guide block of the left and right sides, lever rotation is done in the both ends of the arched roof guide block along the axis perpendicular to the uterine cavity conduit, and lever rotation is done in the both ends of the vagina support block along the axis perpendicular to the uterine cavity conduit.The beneficial effects of the invention are as follows：Using expansible arched roof guide block and vagina support block, the position of the adjustable and fixed arched roof conduit of arched roof guide block, vagina support block can strut applicating device and the distance between bladder and rectum；Avoid clogging using gauze, easy to operate, effect stability is reliable, can significantly shorten Deal with Time, mitigates patient suffering.
Description
Technical field
The invention belongs to gynaecology's radiotherapy applicating device for curing, more particularly to a kind of gynaecology's intracavitary radiotherapy to exempt to clog applicating device.
Background technology
The applicating device conduit of gynaecology's radiotherapy includes a uterine cavity conduit and two fornix conduits, is locked by a locating rack
The relative position of three conduits；Uterine cavity conduit is stretched into intrauterine cavity during use, and the top of two fornix conduits is placed on vagina
The fornix position of bottom.After uterine cavity conduit and two fornix conduits the are in place, it is necessary to position of succedent houses cavities conduit pipe and fornix conduit,
Prevent its shift position in Patients During Radiotherapy, at the same also need to strut in the front end of vagina bottom the distance of applicating device and bladder,
The distance of applicating device and rectum is strutted in rear end.Above-mentioned purpose is realized using the method that gauze is clogged into vagina at present.This
The defects of kind method is that operation is complex, and Deal with Time length, efficiency is low, and patient need to endure long period and larger pain
Sense or sense of discomfort, its effect also vary with each individual, and are not sufficiently stable and reliably.
The content of the invention
Exempt to clog the technical scheme of applicating device the purpose of the present invention is to propose to a kind of gynaecology's intracavitary radiotherapy, it is accurate using apparatus
Really, conveniently, be securely fixed applicating device conduit.
To achieve these goals, the technical scheme is that：A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device, including
One uterine cavity conduit and two fornix conduits, the uterine cavity conduit are arranged in a catheter block, the front end of the uterine cavity conduit
Pass the front end of the catheter block；A fornix guide block is respectively provided with left and right sides of the catheter block, in the catheter block
Front side and rear side are respectively provided with a vagina support block；The fornix that two fornix conduits are separately mounted to the left and right sides is led
On block, the front end of two fornix conduits is stretched out from the front end of the fornix guide block of the left and right sides respectively；The fornix is led
Lever rotation is done in the both ends of block along the axis perpendicular to the uterine cavity conduit, and the both ends of the vagina support block are along perpendicular to described
The axis of uterine cavity conduit does lever rotation；It is respectively provided with the tail end of the fornix guide block and vagina support block and fixes two
The locking device of fornix guide block and two vagina support block rotational angles.
Further, the fornix guide block is the fornix guide block of nonmetallic materials, and the vagina support block is non-metal material
The vagina support block of material；Silica gel termination is provided with the front end of the vagina support block.
Further, the catheter block is provided with guide hole, and the uterine cavity conduit passes through the catheter block from the guide hole；
The catheter block is provided with four vertically and is symmetrical with the turn trough of the guide hole；The fornix guide block, vagina support block are set respectively
There is lever shaft, the lever shaft of described two fornix guide blocks is separately mounted to two turn troughs of be symmetrical with guide hole both sides two
Interior, the lever shaft of described two vagina support blocks is separately mounted to two other two turn trough for being symmetrical with guide hole both sides
It is interior.
Further, the fornix guide block, the outer surface of vagina support block are the curved surfaces for having same radius, in institute
State fornix guide block, the outer surface for the position that vagina support block corresponds to the lever shaft is respectively equipped with connection annular groove, the fornix
Guide block, vagina support block are connected by an elastic connection circle being embedded in the connection annular groove.
Further, each fornix guide block is provided with a vagina conduit for making tail end and front end conducting, the fornix
The vagina conduit of guide block is located at and the symmetrical position of fornix conduit；Each vagina support block be provided with two make tail end and
The vagina conduit of front end conducting, the curved surfaces of the vagina conduit of the vagina support block along vagina support block are symmetrical.
Further, the locking device includes securing rod, and one end of the securing rod is provided with pin-and-hole, the securing rod
The other end is slotted provided with bar shaped；
The tail end of fornix guide block is provided with fornix elongated insertion part, the fornix elongated insertion part of a fornix guide block tail end passes through
Bearing pin is connected with the pin-and-hole of the securing rod, and the fornix elongated insertion part of another fornix guide block tail end is by through the bar shaped
One lock screw of fluting is connected with securing rod；
The tail end of vagina support block is provided with vagina elongated insertion part, the vagina elongated insertion part of a vagina support block tail end
It is connected by bearing pin with the pin-and-hole of the securing rod, the vagina elongated insertion part of another vagina support block tail end is by through institute
A lock screw for stating bar shaped fluting is connected with securing rod.
Further, the securing rod is provided with graduated scale.
Further, the locking device includes tooth form kelly and elastic ferrule；The tooth form kelly is provided with evenly distributed
Multiple saw teeth, the elastic ferrule is provided with elastic block tongue, and the elastic ferrule is enclosed on the tooth form kelly, the tooth form
The tail end of kelly and elastic ferrule be respectively equipped with mutually corresponding to positioning ball it is convex, the convex and described tooth of positioning ball of the elastic ferrule
When the positioning ball of shape kelly is convex to direction movement close to each other, the elastic block tongue of the elastic ferrule is caught in tooth form kelly and corresponded to
Saw tooth in, the elastic block tongue of the elastic ferrule prevents the positioning ball of the elastic ferrule convex and the positioning ball of tooth form kelly
It is convex to direction movement disconnected from each other；Being provided with the elastic block tongue of the elastic ferrule makes elastic block tongue disengage the saw tooth
Unblock shifting block；
There are two sets of tooth form kellies and elastic ferrule to lock the fornix guide block and vagina support block respectively；
The tail end of fornix guide block is provided with fornix elongated insertion part, the outer surface of the fornix elongated insertion part is provided with spherical groove, institute
State the spherical groove, described so as to lock of the convex fornix elongated insertion part of top pressure respectively two of positioning ball of tooth form kelly and elastic ferrule
Fornix guide block；
The tail end of vagina support block is provided with vagina elongated insertion part, the outer surface of the vagina elongated insertion part is provided with spherical groove,
The tooth form kelly and elastic ferrule positioning the convex vagina elongated insertion part of top pressure respectively two of ball spherical groove, so as to lock
State vagina support block.
Further, the tooth form kelly is provided with graduated scale.
Further, the locking device bag two is respectively used to lock the fornix guide block and the nylon of vagina support block
Band；The tail end of the fornix guide block is provided with fornix elongated insertion part, the outer surface of the fornix elongated insertion part is provided with cassette tape groove, institute
State nylon cable tie by the cassette tape groove colligation two fornix guide block, so as to locking the fornix guide block；In the vagina
The tail end of support block is provided with vagina elongated insertion part, and the outer surface of the vagina elongated insertion part is provided with cassette tape groove, and the nylon cable tie leads to
Cross the cassette tape groove colligation two vagina support block, support guide block so as to lock the vagina..
The beneficial effects of the invention are as follows：Using expansible fornix guide block and vagina support block, fornix guide block it is adjustable and
The position of fixed fornix conduit, vagina support block can strut applicating device and the distance between bladder and rectum；Avoid using gauze
Filling, easy to operate, effect stability is reliable, can significantly shorten Deal with Time, mitigates patient suffering.
The present invention is described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Fig. 1 is the structure chart of afterbody observation of the present invention, using locking bar lockup devices；
Fig. 2 is the structure chart of cephalic inspection of the present invention, using locking bar lockup devices；
Fig. 3 is the structure decomposition figure of the present invention, using locking bar lockup devices；
Fig. 4 is the local structural graph of present invention locking bar lockup devices；
Fig. 5 is the local structural graph that the present invention uses blocking rod type locking device；
Fig. 6 is the structure decomposition figure that the present invention uses blocking rod type locking device；
Fig. 7 is local structural graph of the present invention using nylon cable tie locking；
Fig. 8 is structure decomposition figure of the present invention using nylon cable tie locking；
The schematic diagram in positive position direction, hidden in order to clearly show the mode of operation of fornix guide block when Fig. 9 is present invention operation
The vagina support block of front side is gone；
The schematic diagram in lateral body position direction when Figure 10 is present invention operation, in order to clearly show the operation shape of vagina support block
State, the fornix guide block on right side is concealed.
Embodiment
As shown in Figure 1, Figure 2, Fig. 3, a kind of gynaecology's intracavitary radiotherapy exempt to clog applicating device, including a uterine cavity conduit 01 and two vaults
Gallery conduit 02, the uterine cavity conduit are arranged in a catheter block 10, and the front end of the uterine cavity conduit passes the catheter block
Front end 11；A fornix guide block 20 is respectively provided with left and right sides of the catheter block, it is each in the front side of the catheter block and rear side
Provided with a vagina support block 30；Two fornix conduits are separately mounted on the fornix guide block of the left and right sides, described
The front end of two fornix conduits is stretched out from the front end 21 of the fornix guide block of the left and right sides respectively；The both ends of the fornix guide block
Lever rotation is done along the axis perpendicular to the uterine cavity conduit, the both ends of the vagina support block are along perpendicular to the uterine cavity conduit
Axis do lever rotation；It is respectively provided with the tail end of the fornix guide block and vagina support block and fixes two fornix guide blocks
With the locking device of two vagina support block rotational angles.
The fornix guide block is the fornix guide block of nonmetallic materials, and the vagina support block is the vaginal branches of non-metal material
Bracer；Silica gel termination 31 is provided with the front end of the vagina support block.
The catheter block is provided with guide hole 12, and the uterine cavity conduit passes through the catheter block from the guide hole；It is described to lead
Base is provided with four vertically and is symmetrical with the turn trough of the guide hole；The fornix guide block, vagina support block are respectively equipped with lever
Axle, the lever shaft 22 of described two fornix guide blocks are separately mounted to two turn troughs 13 of be symmetrical with guide hole both sides two
Interior, the lever shafts 32 of described two vagina support blocks is separately mounted to two other and is symmetrical with described in two of guide hole both sides turn
In groove 14.
The fornix guide block, the outer surface of vagina support block are the curved surfaces for having same radius, are led in the fornix
The outer surface for the position that block, vagina support block correspond to the lever shaft is respectively equipped with connection annular groove（23,33）, the fornix leads
Block, vagina support block are connected by an elastic connection circle 40 being embedded in the connection annular groove.
Each fornix guide block is provided with a vagina conduit 27 for making tail end and front end conducting, the moon of the fornix guide block
Road conduit is located at and the symmetrical position of fornix conduit；Each vagina support block, which is provided with two, turns on tail end and front end
Vagina conduit 37, the curved surfaces of the vagina conduit of the vagina support block along vagina support block are symmetrical.
As shown in Figure 1 to Figure 4, the locking device can be a kind of locking device for locking rod-type.The lock of the locking rod-type
Determining device includes securing rod 50, and one end of the securing rod is provided with pin-and-hole 51, and the other end of the securing rod is slotted provided with bar shaped
52。
The tail end of fornix guide block is provided with fornix elongated insertion part 24, the fornix elongated insertion part of a fornix guide block tail end leads to
The pin-and-hole that bearing pin 53 is crossed with the securing rod is connected, and the fornix elongated insertion part of another fornix guide block tail end is by through described
One lock screw 54 of bar shaped fluting is connected with securing rod.
The tail end of vagina support block is provided with vagina elongated insertion part 34, the vagina locking of a vagina support block tail end
Head is connected by bearing pin 53 with the pin-and-hole of the securing rod, and the vagina elongated insertion part of another vagina support block tail end is by wearing
A lock screw 54 for crossing the bar shaped fluting is connected with securing rod.
The securing rod is provided with graduated scale 55.
Such as Fig. 5, Fig. 6, the locking device can also be a kind of locking device of blocking rod type.The locking dress of the blocking rod type
Put including tooth form kelly 60 and elastic ferrule 61；The tooth form kelly is provided with evenly distributed multiple saw teeth 62, the elasticity
Cutting ferrule is provided with elastic block tongue 63, and the elastic ferrule is enclosed on the tooth form kelly, the tail of the tooth form kelly and elastic ferrule
End is respectively equipped with mutually corresponding positioning ball convex 64, and the positioning ball of the positioning convex and described tooth form kelly of ball of the elastic ferrule is convex
When being moved to direction close to each other, the elastic block tongue of the elastic ferrule is caught in saw tooth corresponding to tooth form kelly, described
The elastic block tongue of elastic ferrule prevent the positioning ball of the elastic ferrule it is convex be convex to the positioning ball of tooth form kelly it is disconnected from each other
Move in direction；The unblock shifting block 65 for making elastic block tongue disengage the saw tooth is provided with the elastic block tongue of the elastic ferrule；
There are two sets of tooth form kellies and elastic ferrule to lock the fornix guide block and vagina support block respectively；
The tail end of fornix guide block is provided with fornix elongated insertion part 24, the outer surface of the fornix elongated insertion part is provided with spherical groove
25, the spherical groove of the convex fornix elongated insertion part of top pressure respectively two of positioning ball of the tooth form kelly and elastic ferrule, so as to locking
The tight fornix guide block；
The tail end of vagina support block is provided with vagina elongated insertion part 34, the outer surface of the vagina elongated insertion part is provided with spherical groove
35, the spherical groove of the convex vagina elongated insertion part of top pressure respectively two of positioning ball of the tooth form kelly and elastic ferrule, so as to locking
The tight vagina support block.
The tooth form kelly is provided with graduated scale 66.
Such as Fig. 7, Fig. 8, the locking device can also use nylon cable tie.Using the locking device bag two of nylon cable tie
It is respectively used to lock the fornix guide block and the nylon cable tie 70 of vagina support block；The tail end of the fornix guide block is provided with vault
Gallery elongated insertion part 24, the outer surface of the fornix elongated insertion part are provided with cassette tape groove 26, and the nylon cable tie passes through the cassette tape groove colligation
Two fornix guide blocks, so as to locking the fornix guide block；The tail end of the vagina support block is provided with vagina elongated insertion part
34, the outer surface of the vagina elongated insertion part is provided with cassette tape groove 36, and the nylon cable tie passes through described in the cassette tape groove colligation two
Vagina support block, so as to locking vagina support guide block.
Embodiment one：
As shown in Figure 1, Figure 2, Fig. 3 Fig. 4, a kind of gynaecology's intracavitary radiotherapy exempt to clog applicating device, including a uterine cavity conduit 01 and two
Branch fornix conduit 02.
Uterine cavity conduit is arranged in a catheter block 10.Catheter block be a both ends be cylinder, middle part be square
Cylinder, the center of catheter block are provided with guide hole 12, and four are provided with the square of catheter block vertically and is symmetrical with guide hole
Turn trough（13,14 in figure）, turn trough is arc-shaped slot, the axis of the axis of turn trough perpendicular to guide hole.Uterine cavity conduit is from guide hole
Through the catheter block, the front end of uterine cavity conduit passes the front end 11 of catheter block, is provided with the rear end of catheter block and is used to lock palace
The holding screw 15 of cavities conduit pipe.
A fornix guide block 20 is respectively provided with left and right sides of the catheter block, the outer surface of fornix guide block is arc table
Face, the medial surface of fornix guide block（Face the one side of catheter block）Front portion be the plane parallel with arc-shaped outer surface, rear portion is
To the inclined plane of arc-shaped outer surface, to enable the front end of fornix guide block to strut.Set in the middle part of fornix guide block medial surface
There is lever shaft 22, connection annular groove 23 is provided with the outer surface of the position corresponding to lever shaft.Fornix guide block, which is provided with one, makes tail end
With the vagina conduit of front end conducting, the vagina conduit of fornix guide block is located at and the symmetrical position of fornix conduit.Fornix guide block
Vagina conduit and the distance between fornix guide block arc-shaped outer surface be not less than 3mm.
The tail end of fornix guide block is provided with fornix elongated insertion part 24, fornix elongated insertion part stretches out fornix from the tail end of fornix guide block
Guide block.Fornix guide block is the fornix guide block made of engineering plastics.
Two fornix conduits are separately mounted on the fornix guide block of the left and right sides, and the front end of two fornix conduits is respectively from a left side
The front end 21 of the fornix guide block of right both sides is stretched out.
The lever shaft 22 of two fornix guide blocks is separately mounted in two turn troughs 13 of be symmetrical with guide hole both sides two, is made
The both ends of fornix guide block can do lever rotation along the axis perpendicular to uterine cavity conduit.
A vagina support block 30 is respectively provided with the front side of the catheter block and rear side；The outer surface of vagina support block is half
Footpath and the outer surface identical curved surfaces of fornix guide block, the medial surface of vagina support block（Face the one side of catheter block）Before
Portion is the plane parallel with arc-shaped outer surface, and rear portion is to the inclined plane of arc-shaped outer surface, before making vagina support block
End can strut.Lever shaft 32 is provided with the middle part of vagina support block medial surface, in the outer surface of the position corresponding to lever shaft
Provided with connection annular groove 33.Vagina support block is provided with two vagina conduits 37 for making tail end and front end conducting, the moon of vagina support block
Curved surfaces of the road conduit along vagina support block are symmetrical.The vagina conduit of vagina support block and vagina support block arc appearance
The distance between face is not less than 3mm.
The tail end of vagina support block is provided with vagina elongated insertion part 34, vagina elongated insertion part stretches out from the tail end of vagina support block
Vagina support block.Vagina support block is that have vagina support block made of engineering plastics；Silica gel is provided with the front end of vagina support block
Termination 31.
The lever shaft 32 of two vagina support blocks is separately mounted to two other two turn trough for being symmetrical with guide hole both sides
In 14, the both ends of vagina support block are enable to do lever rotation along the axis perpendicular to uterine cavity conduit.
Fornix guide block, vagina support block are connected by an elastic connection circle 40 being embedded in connection annular groove, and elasticity is even
Fornix guide block, vagina support block are pressed on catheter block by adapter ring by elasticity.
It is respectively provided with the tail end of fornix guide block and vagina support block and fixes two fornix guide blocks and two vaginal brancheses
The locking device of bracer rotational angle.The locking device of the present embodiment is a kind of locking device for locking rod-type.Lock rod-type
Locking device includes securing rod 50, and one end of securing rod is provided with pin-and-hole 51, and the other end of securing rod is provided with bar shaped fluting 52 and carved
Spend chi 55.
The fornix elongated insertion part of one fornix guide block tail end is connected by bearing pin 53 with the pin-and-hole of securing rod, and another fornix is led
The fornix elongated insertion part of block tail end is connected by the lock screw 54 slotted through bar shaped with securing rod.One vagina support block
The vagina elongated insertion part of tail end is connected by bearing pin 53 with the pin-and-hole of securing rod, the vagina elongated insertion part of another vagina support block tail end
It is connected by the lock screw 54 slotted through bar shaped with securing rod.
Gynaecology's intracavitary radiotherapy of the present embodiment exempts to clog applicating device before use, uterine cavity conduit and catheter block are in separation shape
State, fornix guide block and vagina support block are connected as a column by elastic connection circle, and fornix conduit is installed in fornix guide block
On.The fornix elongated insertion part of one fornix guide block connects securing rod by bearing pin, and the vagina elongated insertion part of a vagina support block passes through
Bearing pin connects securing rod.
Such as Fig. 9, Figure 10, when in use, uterine cavity conduit is first inserted into the precalculated position in uterus uterine cavity 03, then in palace
Catheter block is inserted on cavities conduit pipe, before making catheter block, 11 withstand at uterus entrance 04, use the A/C seat of holding screw 15.
Then the fornix guide block for being connected as column and vagina support block are inserted in catheter block from the rear end of catheter block, make vault
Gallery guide block and the lever shaft of vagina support block are respectively embedded into corresponding turn trough on catheter block.
Press two fornix guide blocks to rotate centered on lever shaft, the rear ends of two fornix guide blocks is to contract, two fornix guide blocks
Front end expand outwardly, the front end of fornix conduit is entered the accurate location at fornix vaginae position 05.Lock screw 54 is worn
Cross securing rod bar shaped fluting, securing rod is tightened on the fornix elongated insertion part of a fornix guide block tail end, securing rod it is another
End is connected by bearing pin 53 with the fornix elongated insertion part of another fornix guide block tail end, is consolidated so as to the distance of two fornix guide block tail ends
Fixed, the position for the two fornix conduits for stretching out two fornix guide block front ends is also fixed, as shown in Figure 9.The scale that securing rod is provided with
It can aid in determining the yardstick that fornix guide block front end struts.
Press two vagina support blocks to rotate centered on lever shaft, the rear ends of two vagina support blocks is to contract, two vaginas
The front end of support block expands outwardly.Make the front end of the vagina support block of front side promote vaginal wall 06 to expand outwardly, strut applicating device
The distance between bladder 07, the front end of the vagina support block of rear side promote vaginal wall to expand outwardly, strut applicating device and rectum
The distance between 08.The bar shaped of lock screw 54 through securing rod is slotted, securing rod is tightened on a vagina support block tail
On the vagina elongated insertion part at end, the other end of securing rod is connected by the vagina elongated insertion part of bearing pin 53 and another vagina support block tail end
Connect, fixed so as to the distance of two vagina support block tail ends, the position of two vagina support block front ends is also fixed, such as Figure 10 institutes
Show.Bladder and rectum are outwards strutted, and are avoided in Patients During Radiotherapy by radiation injury.The graduated scale that securing rod is provided with can be with
Auxiliary determines the yardstick that vagina support block front end struts.
Gynaecology's intracavitary radiotherapy of the present embodiment exempts from filling applicating device and uses expansible fornix guide block and vagina support block, vault
The position of the adjustable and fixed fornix conduit of gallery guide block, vagina support block can strut between applicating device and bladder and rectum away from
From；Avoid clogging using gauze, easy to operate, effect stability is reliable, can significantly shorten Deal with Time, the front end of vagina support block
Relatively soft silica gel termination is additionally provided with, can significantly mitigate pain of the patient in Patients During Radiotherapy.
For the patient for occurring to invade by palace, the vagina conduit that can be set by fornix guide block and vagina support block（27,
37）Insert transplanting pin 09（As shown in Figure 10）, in inserting needle to pathological tissues, radioactive source dwell point is added in pin, is realized more
Superior dosage distribution.
For the patient of vagina infringement be present, can be built into the vagina conduit of fornix guide block and the setting of vagina support block soft
Pipe, realized while treating uterine neck focus by adding radioactive source dwell point in flexible pipe, realize the synchronous irradiation of vagina lesion, keep away
Journey benefit amount after exempting from or reducing.
Embodiment two：
A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device, and the present embodiment is a kind of replacement of locking device of embodiment one.
Such as Fig. 5, Fig. 6, gynaecology's intracavitary radiotherapy of the present embodiment exempts to clog the locking dress that applicating device employs a kind of blocking rod type
Put.The locking device of blocking rod type includes tooth form kelly 60 and elastic ferrule 61.
Tooth form kelly is that section is square bar, and evenly distributed multiple saw teeth are provided with a side of tooth form kelly
62, the positioning ball convex 64 stretched out from side, the convex front end towards tooth form kelly of positioning ball, in tooth are provided with the tail end of tooth form kelly
Two of shape kelly are provided with graduated scale 66 perpendicular to the side provided with saw flank.
Elastic ferrule is a square body, and elastic ferrule is provided with the square hole being slidably matched with tooth form kelly, elastic ferrule
A side be provided with elastic block tongue 63, being provided with the elastic block tongue of elastic ferrule makes elastic block tongue disengage the saw tooth
Shifting block 65 is unlocked, the tail end of elastic ferrule also is provided with positioning ball convex 64, and positioning ball is convex to be stretched out from the side of elastic ferrule, elastic card
The positioning convex positioning ball towards tooth form kelly of ball of set is convex.
Elastic ferrule is enclosed on tooth form kelly, and the positioning ball of elastic ferrule is convex and the positioning ball of tooth form kelly is convex to mutually connect
When near direction is moved, the elastic block tongue of elastic ferrule is caught in saw tooth corresponding to tooth form kelly, the elastic card of elastic ferrule
Tongue prevents the positioning ball of elastic ferrule convex and the positioning ball of tooth form kelly is convex to direction movement disconnected from each other.
The tail end of fornix guide block is provided with fornix elongated insertion part 24, the outer surface of fornix elongated insertion part is provided with spherical groove 25,
The tail end of vagina support block is provided with vagina elongated insertion part 34, and the outer surface of vagina elongated insertion part is provided with spherical groove 35.
There are two sets of tooth form kellies and elastic ferrule to lock fornix guide block and vagina support block respectively.Tooth form kelly and bullet
The spherical groove of the convex two fornix elongated insertion parts of top pressure respectively of positioning ball of property cutting ferrule, so as to locking the fornix guide block；Tooth form kelly
Spherical groove with the convex two vagina elongated insertion parts of top pressure respectively of positioning ball of elastic ferrule, so as to locking the vagina support block.
Unblock shifting block is stirred laterally, and elastic block tongue can be made to disengage the saw tooth of tooth form kelly, elastic ferrule is exited tooth
Shape kelly, so as to unclamp fornix guide block and vagina support block.
The graduated scale that tooth form kelly is provided with can aid in determining fornix guide block and the yardstick that vagina support block front end struts.
Compared with the locking device of embodiment one, the blocking rod type locking device of the present embodiment in advance need not lead fornix
Block and vagina support block are connected with locking device.Fornix guide block and vagina support block in place after, by tooth form kelly and elastic card
The positioning ball of set is convex to be respectively embedded into the spherical groove of two fornix elongated insertion parts and two vagina elongated insertion parts, presses tooth form kelly and bullet
The both ends of property cutting ferrule can complete lock operation.Operation is more easy, flexible.
Embodiment three：
A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device, and the present embodiment is a kind of replacement of locking device of embodiment one.
Such as Fig. 7, Fig. 8, the locking device that gynaecology's intracavitary radiotherapy of the present embodiment exempts to clog applicating device employs nylon cable tie.
The tail end of fornix guide block is provided with fornix elongated insertion part 24, the outer surface of fornix elongated insertion part is provided with cassette tape groove 26.
The tail end of vagina support block is provided with vagina elongated insertion part 34, and the outer surface of vagina elongated insertion part is provided with cassette tape groove 36.
Fornix guide block and vagina support block in place after, cassette tape groove that fornix elongated insertion part is passed through using a nylon cable tie 70
Two fornix guide blocks of colligation, so as to locking fornix guide block；The cassette tape groove colligation that vagina elongated insertion part is passed through using a nylon cable tie
Two vagina support blocks, so as to lock vagina support guide block.
The locking device structure of the present embodiment is simple, not less than special locking device.Nylon cable tie cost is low, disposably
Use, cross-infection can be avoided.
Claims (10)
1. a kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device, including a uterine cavity conduit and two fornix conduits, it is characterised in that
The uterine cavity conduit is arranged in a catheter block, and the front end of the uterine cavity conduit passes the front end of the catheter block；Described
A fornix guide block is respectively provided with left and right sides of catheter block, a vagina support is respectively provided with the front side of the catheter block and rear side
Block；Two fornix conduits are separately mounted on the fornix guide block of the left and right sides, the front end of two fornix conduits
Stretched out respectively from the front end of the fornix guide block of the left and right sides；The both ends of the fornix guide block are along perpendicular to the uterine cavity conduit
Axis do lever rotation, lever rotation is done in the both ends of the vagina support block along the axis perpendicular to the uterine cavity conduit；
The fornix guide block and the tail end of vagina support block, which are respectively provided with, fixes two fornix guide blocks and two vagina support blocks turn
The locking device of dynamic angle.
2. a kind of gynaecology's intracavitary radiotherapy according to claim 1 exempts to clog applicating device, it is characterised in that the fornix guide block
It is the fornix guide block of nonmetallic materials, the vagina support block is the vagina support block of non-metal material；Supported in the vagina
The front end of block is provided with silica gel termination.
3. a kind of gynaecology's intracavitary radiotherapy according to claim 1 exempts to clog applicating device, it is characterised in that the catheter block is set
There is guide hole, the uterine cavity conduit passes through the catheter block from the guide hole；The catheter block is vertical and symmetrical provided with four
In the turn trough of the guide hole；The fornix guide block, vagina support block are respectively equipped with lever shaft, the thick stick of described two fornix guide blocks
Bar axle is separately mounted in two turn troughs of be symmetrical with guide hole both sides two, the lever shaft of described two vagina support blocks
Two other is separately mounted to be symmetrical with two turn troughs of guide hole both sides.
4. a kind of gynaecology's intracavitary radiotherapy according to claim 1 exempts to clog applicating device, it is characterised in that the fornix is led
Block, the outer surface of vagina support block are the curved surfaces for having same radius, are corresponded in the fornix guide block, vagina support block
The outer surface of the position of the lever shaft is respectively equipped with connection annular groove, and the fornix guide block, vagina support block pass through an insertion
Elastic connection circle connection in the connection annular groove.
5. a kind of gynaecology's intracavitary radiotherapy according to claim 4 exempts to clog applicating device, it is characterised in that each fornix
Guide block is provided with a vagina conduit for making tail end and front end conducting, and the vagina conduit of the fornix guide block is located at leads with the fornix
Manage symmetrical position；Each vagina support block is provided with two vagina conduits for making tail end and front end conducting, the vaginal branches
Curved surfaces of the vagina conduit of bracer along vagina support block are symmetrical.
6. a kind of gynaecology's intracavitary radiotherapy according to claim 1 exempts to clog applicating device, it is characterised in that the locking device
Including securing rod, one end of the securing rod is provided with pin-and-hole, and the other end of the securing rod is slotted provided with bar shaped；
The tail end of fornix guide block is provided with fornix elongated insertion part, the fornix elongated insertion part of a fornix guide block tail end passes through bearing pin
It is connected with the pin-and-hole of the securing rod, the fornix elongated insertion part of another fornix guide block tail end through the bar shaped by slotting
A lock screw be connected with securing rod；
The tail end of vagina support block is provided with vagina elongated insertion part, the vagina elongated insertion part of a vagina support block tail end passes through
Bearing pin is connected with the pin-and-hole of the securing rod, and the vagina elongated insertion part of another vagina support block tail end is by through the bar
One lock screw of shape fluting is connected with securing rod.
7. a kind of gynaecology's intracavitary radiotherapy according to claim 6 exempts to clog applicating device, it is characterised in that the securing rod is set
There is graduated scale.
8. a kind of gynaecology's intracavitary radiotherapy according to claim 1 exempts to clog applicating device, it is characterised in that the locking device
Including tooth form kelly and elastic ferrule；The tooth form kelly is provided with evenly distributed multiple saw teeth, and the elastic ferrule is provided with
Elastic block tongue, the elastic ferrule are enclosed on the tooth form kelly, and the tail end of the tooth form kelly and elastic ferrule is respectively equipped with
Positioning ball is convex corresponding to mutually, and the positioning ball of the convex and described tooth form kelly of positioning ball of the elastic ferrule is convex to close to each other
When direction is moved, the elastic block tongue of the elastic ferrule is caught in saw tooth corresponding to tooth form kelly, the bullet of the elastic ferrule
Property block tongue prevent the positioning ball of the elastic ferrule convex and the positioning ball of tooth form kelly is convex to direction disconnected from each other and moved；Institute
The elastic block tongue for stating elastic ferrule is provided with the unblock shifting block for making elastic block tongue disengage the saw tooth；
There are two sets of tooth form kellies and elastic ferrule to lock the fornix guide block and vagina support block respectively；
The tail end of fornix guide block is provided with fornix elongated insertion part, the outer surface of the fornix elongated insertion part is provided with spherical groove, the tooth
The spherical groove of the convex fornix elongated insertion part of top pressure respectively two of the positioning ball of shape kelly and elastic ferrule, so as to locking the fornix
Guide block；
The tail end of vagina support block is provided with vagina elongated insertion part, the outer surface of the vagina elongated insertion part is provided with spherical groove, described
The spherical groove of the convex vagina elongated insertion part of top pressure respectively two of the positioning ball of tooth form kelly and elastic ferrule, so as to locking described the moon
Road support block.
9. a kind of gynaecology's intracavitary radiotherapy according to claim 8 exempts to clog applicating device, it is characterised in that the tooth form kelly
Provided with graduated scale.
10. a kind of gynaecology's intracavitary radiotherapy according to claim 1 exempts to clog applicating device, it is characterised in that the locking dress
Bag two is put to be respectively used to lock the fornix guide block and the nylon cable tie of vagina support block；Set in the tail end of the fornix guide block
Fornix elongated insertion part is equipped with, the outer surface of the fornix elongated insertion part is provided with cassette tape groove, and the nylon cable tie is tied up by the cassette tape groove
Prick two fornix guide blocks, so as to locking the fornix guide block；The tail end of the vagina support block is provided with vagina locking
Head, the outer surface of the vagina elongated insertion part are provided with cassette tape groove, and the nylon cable tie passes through described two described the moon of cassette tape groove colligation
Road support block, so as to locking vagina support guide block.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472881.6A CN105854187B (en) | 2016-06-27 | 2016-06-27 | A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472881.6A CN105854187B (en) | 2016-06-27 | 2016-06-27 | A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device |
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| CN105854187A CN105854187A (en) | 2016-08-17 |
| CN105854187B true CN105854187B (en) | 2018-03-06 |
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| CN201610472881.6A Active CN105854187B (en) | 2016-06-27 | 2016-06-27 | A kind of gynaecology's intracavitary radiotherapy exempts to clog applicating device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975175B (en) * | 2020-01-06 | 2021-12-07 | 温州市中心医院 | Radiation therapy protector in gynaecology's tumour intracavity |
| CN113384821B (en) * | 2020-03-11 | 2023-04-07 | 韩志红 | Protection device for applying intra-cavity after-loading therapy to gynecological malignant tumor |
| CN112604179B (en) * | 2020-12-03 | 2023-03-03 | 山东新华医疗器械股份有限公司 | After-installation and positioning device |
| CN114209993B (en) * | 2021-12-07 | 2023-07-11 | 中国人民解放军空军军医大学 | Gynaecology and obstetrics intracavity radiotherapy is exempted from to fill and is used source ware |
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| US3789829A (en) * | 1971-06-01 | 1974-02-05 | H Hasson | Vaginal radium applicator |
| CN203436708U (en) * | 2013-09-12 | 2014-02-19 | 中国医学科学院北京协和医院 | Cylindrical source applicator therapy device |
| CN203816077U (en) * | 2014-03-21 | 2014-09-10 | 西安市中心医院 | Single-tube type cervical source applicator |
| CN205964707U (en) * | 2016-06-27 | 2017-02-22 | 中国医学科学院北京协和医院 | Shi yuanqi is exempted from to clog in gynaecology's intracavity radiotherapy |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3789829A (en) * | 1971-06-01 | 1974-02-05 | H Hasson | Vaginal radium applicator |
| CN203436708U (en) * | 2013-09-12 | 2014-02-19 | 中国医学科学院北京协和医院 | Cylindrical source applicator therapy device |
| CN203816077U (en) * | 2014-03-21 | 2014-09-10 | 西安市中心医院 | Single-tube type cervical source applicator |
| CN205964707U (en) * | 2016-06-27 | 2017-02-22 | 中国医学科学院北京协和医院 | Shi yuanqi is exempted from to clog in gynaecology's intracavity radiotherapy |
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| CN105854187A (en) | 2016-08-17 |
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