CN105148391B - It is resident device introitus fixing device in one kind source of applying - Google Patents
It is resident device introitus fixing device in one kind source of applying Download PDFInfo
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- CN105148391B CN105148391B CN201510650648.8A CN201510650648A CN105148391B CN 105148391 B CN105148391 B CN 105148391B CN 201510650648 A CN201510650648 A CN 201510650648A CN 105148391 B CN105148391 B CN 105148391B
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Abstract
The present invention relates to one kind sources of applying to be resident device introitus fixing device, is resident on the conduit of device in Shi Yuan and is equipped with locating piece, and locating piece withstands on uterine neck oral area；Shi Yuan is resident device introitus fixing device and includes fixed waistband, fixed drawstring, fixed chuck；Fixed chuck is fixedly mounted on the source of applying and is resident on device, and fixed chuck is located at introitus；Fixed waistband is the waistband tightened in patient's waist, and junction button is equipped on fixed waistband；Fixed drawstring surround fixed chuck, in side and the clamp that is strained and fixed on intravaginal direction；Fixed drawstring is tightened by the junction button of fixed waistband on fixed waistband.The beneficial effects of the invention are as follows：It is simple in structure, highly practical, significant effect, device can be resident in the source of applying and be firmly secured at accurate treatment position, patient is avoided to transport and in therapeutic process, because position chanP causes Shi Yuan to be resident device generation lateral movement or outward abjection, deviation treatment position, actual dose is being caused to be distributed and is not inconsistent with intended dose distribution.
Description
Technical field
The invention belongs to gynaecology's radiotherapy apparatus more particularly to one kind source of applying to be resident device introitus fixing device.
Background technology
At present, device is resident equipped with conduit in the well known gynaecology source of applying, and lesions position is reached for radioactive source.Source will be applied during radiotherapy
Device is resident end and is placed in patient's intravaginal, and uterine cavity conduit is extend into the uterine cavity of uterus, and two lateral fornix conduits are placed in two lateral fornix of uterine neck
Place, three is fixed to each other and passes through the filling of intravaginal gauze, the source of applying is resident device with fixing bracket and is fixed on intravaginal by outer secondary.
Radioactive source reaches precalculated position through conduit and stops certain time completion treatment.Shi Yuan is resident device and is needed during patient's transhipment and radiotherapy
It is fixed and held at treatment position, radioactive source close to lesions position, is implemented to irradiate by conduit according to predetermined radiotherapy planning,
Reach best therapeutic effect；But the current source of applying, which is resident device fixed form Shi Yuan can't be made to be resident device completely, steadily to be fixed
In accurate treatment position, fixing bracket is independent with patient, is transported in patient and position change can inevitably occur in therapeutic process
Change, Shi Yuan is caused to be resident device and generates the change in location such as offset, abjection relative to the merging moment, so as to influence dosage distribution, finally
Lead to treatment failure.
Invention content
The purpose of the present invention is to propose to the technical solutions that device introitus fixing device is resident in a kind of source of applying, and the source of applying is resident device
It is mutually fixed with patient, it is ensured that it is constant that Shi Yuan is resident device position in transportation of patients and therapeutic process.
To achieve these goals, the technical scheme is that：Device introitus fixing device is resident in one kind source of applying, in woman
The source of applying is resident device in section's radiotherapy mutually to fix with patient body；The conduit that device is resident in the source of applying is inserted into uterus palace by opening of the cervix
It in chamber, is resident on the conduit of device in Shi Yuan and is equipped with locating piece, the locating piece is withstood at opening of the cervix；It is resident device vagina in the source of applying
Mouth fixing device includes fixed waistband, fixed drawstring, fixed chuck；The fixed chuck is fixedly mounted on the source of applying and is resident device
On, fixed chuck is located at introitus；The fixed waistband is the waistband tightened in patient's waist, the company of being equipped on fixed waistband
Buckle；The fixed drawstring surround fixed chuck and was strained and fixed clamp to intravaginal direction；Fixed drawstring passes through fixed waist
The junction button of band is tightened on fixed waistband.
Further, in order to enable fixed drawstring, steadily device is resident in the fixed source of applying, in the preceding abdomen of the fixed waistband
Portion both sides are respectively provided with a junction button, and the fixed drawstring has two, and one end of two fixed drawstrings is fixedly connected on fixed waist
The rear waist of band, two fixed drawstring crossed loops are around the fixed chuck, and the other ends of two fixed drawstrings is snapping end, two
Two junction buttons of the snapping end of fixed drawstring respectively with fixed waistband are connect.
Further, in order to make fixed drawstring easy to operate, the junction button of the fixed waistband is the nylon of velcro
Hook strip or nylon velvet band, be equipped at the snapping end of the fixed drawstring nylon velvet band corresponding with the velcro of fixed waistband or
Nylon hook band.
Further, it is resident on device in order to which fixed chuck is made to be conveniently mounted to state Shi Yuan, the fixed chuck includes card
Headstock, clamp latch segment and lock-screw；One end of the clamp seat is equipped with the conduit cutting ferrule of sleeve shaped, the conduit cutting ferrule
Endoporus be equipped with locking screw, be equipped in an axial direction from the end of conduit cutting ferrule and stretch into conduit card slot in conduit cutting ferrule, it is described to lead
The width of pipe clamp slot corresponds to the diameter that device conduit is resident in the source of applying, and conduit card slot is in radial direction transtracheal catheter cutting ferrule；The card
One end of head latch segment is equipped with clamp sets of holes, and the other end of clamp latch segment is equipped with fastener hole, and clamp is equipped in clamp latch segment
The end face of sets of holes one end is equipped with conduit locking slot, and clamp latch segment is sleeved on clamp seat by the clamp sets of holes to be slidably matched
Conduit cutting ferrule outer diameter on, the fastener hole is coaxial with the clamp sets of holes and is connected with clamp sets of holes；The lock-screw
Fastener hole across clamp latch segment is connect with the locking screw of the conduit cutting ferrule of clamp seat, and lock-screw screws clamp locking
Block, the conduit card slot of clamp seat and the conduit locking slot of clamp latch segment are resident the conduit of device from the radial compaction source of applying, by the source of applying
The conduit of resident device is fixed on fixed chuck.
Further, in order to which fixed drawstring is made reliably to be strained and fixed clamp, on the clamp seat and clamp latch segment
It is respectively equipped with drawstring notch.
Further, in order to make fixed chuck, reliably the clamping source of applying is resident device and avoids damage to Shi Yuan and is resident device, described
The shape of clamp seat is ladder axis shape, and clamp seat is more than the outer diameter, simultaneously of the conduit cutting ferrule in the outer diameter of catheter clip trench bottom
It is identical with the outer diameter of the clamp set nose end of the clamp latch segment.
The beneficial effects of the invention are as follows：Simple in structure, highly practical, the source of applying can be resident device steadily admittedly by significant effect
Accurate treatment position is scheduled on, patient is avoided to occur laterally because position chanP causes Shi Yuan to be resident device in transhipment and therapeutic process
Mobile or outside abjection deviates treatment position, and actual dose distribution is caused not to be inconsistent with intended dose distribution.
The present invention is described in detail with reference to the accompanying drawings and examples.
Description of the drawings
Fig. 1 is structure chart of the present invention；
Fig. 2 is that fixed chuck of the present invention is mounted on the structure chart that the source of applying is resident on device；
Fig. 3 is fixed chuck structural exploded view of the present invention；
Fig. 4 is use state diagram of the present invention.
Specific embodiment
As shown in Figure 1 to Figure 4, device introitus fixing device is resident in one kind source of applying, in gynaecology's radiotherapy will the source of applying be resident device 10 with
Patient body is mutually fixed；The conduit 11 that device is resident in the source of applying is inserted by vagina in the uterine cavity of uterus, and leading for device is resident in Shi Yuan
Pipe is equipped with locating piece 12, and the locating piece is withstood at opening of the cervix；It is resident device introitus fixing device and includes fixing in the source of applying
Waistband 20, fixed drawstring 30, fixed chuck 40；The fixed chuck is fixedly mounted on the source of applying and is resident on device, fixed chuck
At introitus 51；The fixed waistband is the waistband tightened in patient's waist, and junction button 21 is equipped on fixed waistband；Institute
Fixed drawstring is stated to surround fixed chuck and be strained and fixed clamp to intravaginal direction；Fixed drawstring passes through described in fixed waistband
Junction button is tightened on fixed waistband.
A junction button is respectively provided in the preabdomen both sides of the fixed waistband, the fixed drawstring there are two, and two solid
The one end for determining drawstring is fixedly connected on the rear waist 22 of fixed waistband, and two fixed drawstring crossed loops are around the fixed chuck, and two
The other end that item fixes drawstring is snapping end 31, and the snapping end of two fixed drawstrings connects respectively with fixing two junction buttons of waistband
It connects.
The junction button of the fixed waistband is the nylon hook band of velcro or nylon velvet band, in the button of the fixed drawstring
It connects end and is equipped with nylon velvet band corresponding with the velcro of fixed waistband or nylon hook band.
The fixed chuck includes clamp seat 41, clamp latch segment 42 and lock-screw 43；One end of the clamp seat is set
There is a conduit cutting ferrule 411 of sleeve shaped, the endoporus of the conduit cutting ferrule is equipped with locking screw 412, from the end of conduit cutting ferrule along axis
Correspond to the source of applying to the width equipped with the conduit card slot 413 stretched into conduit cutting ferrule, the conduit card slot and be resident device conduit
Diameter, conduit card slot is in radial direction transtracheal catheter cutting ferrule；One end of the clamp latch segment is equipped with clamp sets of holes 421, clamp lock
The other end of tight block is equipped with fastener hole 422, and the end face that clamp sets of holes one end is equipped in clamp latch segment is equipped with conduit locking slot
423, clamp latch segment by the clamp sets of holes to be slidably matched on the outer diameter for the conduit cutting ferrule for being sleeved on clamp seat, it is described tight
Solid hole is coaxial with the clamp sets of holes and is connected with clamp sets of holes；The lock-screw passes through the fastener hole and card of clamp latch segment
The locking screw connection of the conduit cutting ferrule of headstock, lock-screw screw clamp latch segment, conduit card slot and the clamp lock of clamp seat
The conduit locking slot of tight block is resident the conduit of device from the radial compaction source of applying, and the conduit that the source of applying is resident to device is fixed on fixed chuck
On.
Drawstring notch is respectively equipped on the clamp seat and clamp latch segment（414、424）.
The shape of the clamp seat is ladder axis shape, and clamp seat is more than the conduit in the outside diameter d 1 of catheter clip trench bottom
The outside diameter d 2 of cutting ferrule is simultaneously identical with the outside diameter d 3 of the clamp set nose end of the clamp latch segment.
Embodiment one：
As shown in Figure 1 to Figure 4, device introitus fixing device is resident in one kind source of applying, and the source of applying is resident device 10 in gynaecology's radiotherapy exists
51 position of introitus is fixed；The conduit 11 that Shi Yuan is resident device is inserted by vagina 52 in uterus uterine cavity 53, and device is resident in Shi Yuan
Conduit is equipped with locating piece 12, and locating piece is withstood at opening of the cervix 54.
Shi Yuan is resident device introitus fixing device and includes fixed waistband 20, fixed drawstring 30, fixed chuck 40；Fixed chuck
It is fixedly mounted on the source of applying to be resident on device, fixed chuck is located at introitus.
Fixed waistband is the waistband tightened in patient's waist, is equipped with to fasten on the preabdomen centre position of fixed waistband and buckle
23, it is velcro to fasten button；The preabdomen both sides of fixed waistband are respectively provided with a junction button 21, and the junction button of fixed waistband is
The nylon hook band of velcro.
Fixed drawstring has two, and one end of two fixed drawstrings is fixedly connected on the rear waist 22 of fixed waistband, and two solid
Determine drawstring crossed loops to be strained and fixed around the fixed chuck, to intravaginal direction clamp；The other end of two fixed drawstrings is button
Connect end 31, the snapping end of fixed drawstring is equipped with nylon velvet band corresponding with the velcro of fixed waistband, two fixed drawstrings
Two junction buttons of the snapping end respectively with fixed waistband are connect, and fixed drawstring is made to tighten on fixed waistband.
Fixed chuck needs to be resident after device is sent into vagina in Shi Yuan to be resident fixed to the source of applying on the conduit of device, therefore fixed again
The end of conduit that clamp cannot be resident device from Shi Yuan is inserted in, and the both sides that the conduit of device is resident from Shi Yuan are resident fixed to the source of applying
On the conduit of device.
Fixed chuck includes clamp seat 41, clamp latch segment 42 and lock-screw 43.
One end of clamp seat is equipped with the conduit cutting ferrule 411 of sleeve shaped, and the endoporus of conduit cutting ferrule is equipped with locking screw 412, from
The end of conduit cutting ferrule is equipped with the conduit card slot 413 stretched into conduit cutting ferrule in an axial direction, and the width of conduit card slot is corresponding to described
Shi Yuan is resident the diameter of device conduit, and conduit card slot is to be resident device with the source of applying in radial direction transtracheal catheter cutting ferrule, the bottom of conduit card slot
The outer diameter corresponding arc-shaped 415 of conduit.Drawstring notch 414 is equipped in clamp seat.
Clamp latch segment is sleeve shaped.One end of clamp latch segment is equipped with clamp sets of holes 421, the other end of clamp latch segment
Equipped with fastener hole 422, fastener hole is coaxial with clamp sets of holes and is connected with clamp sets of holes；Clamp sets of holes one are equipped in clamp latch segment
The end face at end is equipped with conduit locking slot 423, and conduit locking slot is that the outer diameter for being resident device conduit with the source of applying is corresponding arc-shaped；In card
Head latch segment is equipped with drawstring notch 424.
Lock-screw in the present embodiment is six square head screws in one.
Clamp latch segment by clamp sets of holes to be slidably matched on the outer diameter for the conduit cutting ferrule for being sleeved on clamp seat, the lock
Tight screw passes through the fastener hole of clamp latch segment to be connect with the locking screw of the conduit cutting ferrule of clamp seat, and lock-screw screws clamp
Latch segment, the conduit card slot of clamp seat and the conduit locking slot of clamp latch segment are resident the conduit of device from the radial compaction source of applying, will
Fixed chuck is fixed on Shi Yuan and is resident on the conduit of device.Since the catheter clip of clamp seat is arranged with conduit card slot, conduit cutting ferrule from
End is divided into two and half arcs, and when lock-screw screws in the locking screw in conduit cutting ferrule, end is divided into two
The conduit cutting ferrule of half arc can generate outside spreading deformation, and there may be the events for being threadedly coupled failure in use for some time
Barrier.To avoid the occurrence of this failure, the clamp sets of holes of clamp latch segment are sleeved on the conduit cutting ferrule of clamp seat to be slidably matched
On outer diameter, the deformation of conduit cutting ferrule spreading is limited, it is ensured that the reliability of fixed chuck work.
The shape of clamp seat is ladder axis shape, and clamp seat is more than the conduit cutting ferrule in the outside diameter d 1 of catheter clip trench bottom
Outside diameter d 2 and identical with the outside diameter d 3 of the clamp of clamp latch segment set nose end, as shown in Figure 3.It in this way can be to avoid applying
The conduit that device is resident in source bears shearing force, and it is without damage and do not deform that device conduit is resident in the protection source of applying.
When in use, fixed waistband is tightened by fastening to buckle in patient's waist.Device is resident in the source of applying and is sent into patient's vagina,
The conduit that Shi Yuan is resident device is made to be in accurate treatment position, and Shi Yuan is made to be resident the supravasal locating piece top pressure of device in cervix
On port.Then fixed chuck is fixed on Shi Yuan at introitus to be resident on the conduit of device；By two fixed drawstring crossed loops
Be strained and fixed clamp around the fixed chuck, to intravaginal direction；The snapping end of two fixed drawstrings is buckled in the company of fixed waistband
On buckle.In this way, when the movement of some positions occurs in patient, Shi Yuan, which is resident device and may remain in intravaginal, correctly treats position
It puts, ensure that the accuracy of Radiotherapy dosimetry distribution.
Claims (5)
1. device introitus fixing device is resident in one kind source of applying, the source of applying is resident device in gynaecology's radiotherapy mutually fixes with patient body；
The conduit that device is resident in the source of applying is inserted by opening of the cervix in the uterine cavity of uterus, is resident on the conduit of device in Shi Yuan and is equipped with locating piece,
The locating piece is withstood at opening of the cervix；Include fixation waistband it is characterized in that, device introitus fixing device is resident in the source of applying, consolidate
Determine drawstring, fixed chuck；The fixed chuck is fixedly mounted on the source of applying and is resident on device, and fixed chuck is located at introitus；
The fixed waistband is the waistband tightened in patient's waist, and junction button is equipped on fixed waistband；The fixed drawstring was surround
Fixed chuck is simultaneously strained and fixed clamp to intravaginal direction；Fixed drawstring is tightened by the junction button of fixed waistband in fixation
On waistband；
The fixed chuck includes clamp seat, clamp latch segment and lock-screw；One end of the clamp seat is equipped with sleeve shaped
Conduit cutting ferrule, the endoporus of the conduit cutting ferrule are equipped with locking screw, are equipped in an axial direction from the end of conduit cutting ferrule and stretch into catheter clip
Conduit card slot in set, the width of the conduit card slot correspond to the diameter that device conduit is resident in the source of applying, and conduit card slot is in diameter
To transtracheal catheter cutting ferrule；One end of the clamp latch segment is equipped with clamp sets of holes, and the other end of clamp latch segment is equipped with fastener hole,
Clamp latch segment be equipped with clamp sets of holes one end end face be equipped with conduit locking slot, clamp latch segment by the clamp sets of holes with
Be slidably matched on the outer diameter for the conduit cutting ferrule for being sleeved on clamp seat, the fastener hole it is coaxial with the clamp sets of holes and with clamp set
Hole connects；The lock-screw passes through the fastener hole of clamp latch segment to be connect with the locking screw of the conduit cutting ferrule of clamp seat, locks
Tight screw screws clamp latch segment, and the conduit card slot of clamp seat and the conduit locking slot of clamp latch segment are stayed from the radial compaction source of applying
The conduit of device is stayed, the conduit that the source of applying is resident to device is fixed on fixed chuck.
2. device introitus fixing device is resident in one kind source of applying according to claim 1, which is characterized in that in the fixed waist
The preabdomen both sides of band are respectively provided with a junction button, and the fixed drawstring has two, and one end of two fixed drawstrings is fixedly connected
In the rear waist of fixed waistband, for two fixed drawstring crossed loops around the fixed chuck, the other end of two fixed drawstrings is button
End is connect, the snapping end of two fixed drawstrings is connect respectively with fixing two junction buttons of waistband.
3. device introitus fixing device is resident in one kind source of applying according to claim 2, which is characterized in that the fixed waistband
Junction button be the nylon hook band of velcro or nylon velvet band, be equipped at the snapping end of the fixed drawstring and fixed waistband
The corresponding nylon velvet band of velcro or nylon hook band.
4. device introitus fixing device is resident in one kind source of applying according to claim 1, which is characterized in that in the clamp seat
With drawstring notch is respectively equipped on clamp latch segment.
5. device introitus fixing device is resident in one kind source of applying according to claim 1, which is characterized in that the clamp seat
Shape is ladder axis shape, clamp seat the outer diameter of catheter clip trench bottom be more than the outer diameter of the conduit cutting ferrule and with the card
The outer diameter of the clamp set nose end of head latch segment is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510650648.8A CN105148391B (en) | 2015-10-10 | 2015-10-10 | It is resident device introitus fixing device in one kind source of applying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510650648.8A CN105148391B (en) | 2015-10-10 | 2015-10-10 | It is resident device introitus fixing device in one kind source of applying |
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| Publication Number | Publication Date |
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| CN105148391A CN105148391A (en) | 2015-12-16 |
| CN105148391B true CN105148391B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510650648.8A Active CN105148391B (en) | 2015-10-10 | 2015-10-10 | It is resident device introitus fixing device in one kind source of applying |
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| Country | Link |
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| CN (1) | CN105148391B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681042A (en) * | 2019-10-18 | 2020-01-14 | 广州科莱瑞迪医疗器材股份有限公司 | Vagina source applying device |
| CN113171561B (en) * | 2021-04-30 | 2022-06-17 | 重庆大学附属肿瘤医院 | Transfer wearable applicator fixing device |
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|---|---|---|---|---|
| US4244357A (en) * | 1979-01-05 | 1981-01-13 | Morrison Richard A | Method and apparatus for homogeneously irradiating the vaginal mucosa with a linear source uterovaginal applicator |
| US5947891A (en) * | 1997-04-25 | 1999-09-07 | Morrison; Richard A. | Method and apparatus for homogeneously irradiating the vaginal mucosa with a linear source uterovaginal applicator |
| CN2717465Y (en) * | 2004-03-30 | 2005-08-17 | 张光明 | Near-distance radiotherapeutical source applying device for rectum cancer |
| CN204106834U (en) * | 2014-10-11 | 2015-01-21 | 毛锦程 | A kind of tumor closely after-loading therapy apparatus for wave-energy source fixing band |
| CN205073511U (en) * | 2015-10-10 | 2016-03-09 | 中国医学科学院北京协和医院 | Resident ware introitus fixing device of shi yuan |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE535281T1 (en) * | 2006-06-21 | 2011-12-15 | Mick Radio Nuclear Instr Inc | SPLIT RING BRACHYTHERAPY DEVICE FOR CERVICAL BRACHYTHERAPY TREATMENT WITH A SPLIT RING BRACHYTHERAPY DEVICE |
| US9295491B2 (en) * | 2009-07-24 | 2016-03-29 | Voxel Rad, Ltd. | Systems and methods for treating cancer using brachytherapy |
| NL2005005C2 (en) * | 2010-06-30 | 2012-01-03 | Nucletron Bv | Brachytherapy applicator device for insertion in a body cavity. |
| US20120277518A1 (en) * | 2011-04-27 | 2012-11-01 | Mick Felix W | Brachytherapy Device and Method |
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2015
- 2015-10-10 CN CN201510650648.8A patent/CN105148391B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4244357A (en) * | 1979-01-05 | 1981-01-13 | Morrison Richard A | Method and apparatus for homogeneously irradiating the vaginal mucosa with a linear source uterovaginal applicator |
| US5947891A (en) * | 1997-04-25 | 1999-09-07 | Morrison; Richard A. | Method and apparatus for homogeneously irradiating the vaginal mucosa with a linear source uterovaginal applicator |
| CN2717465Y (en) * | 2004-03-30 | 2005-08-17 | 张光明 | Near-distance radiotherapeutical source applying device for rectum cancer |
| CN204106834U (en) * | 2014-10-11 | 2015-01-21 | 毛锦程 | A kind of tumor closely after-loading therapy apparatus for wave-energy source fixing band |
| CN205073511U (en) * | 2015-10-10 | 2016-03-09 | 中国医学科学院北京协和医院 | Resident ware introitus fixing device of shi yuan |
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| CN105148391A (en) | 2015-12-16 |
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