CN207666996U - Novel breast gland cancer radiotherapeutic fixer - Google Patents
Novel breast gland cancer radiotherapeutic fixer Download PDFInfo
- Publication number
- CN207666996U CN207666996U CN201720773350.0U CN201720773350U CN207666996U CN 207666996 U CN207666996 U CN 207666996U CN 201720773350 U CN201720773350 U CN 201720773350U CN 207666996 U CN207666996 U CN 207666996U
- Authority
- CN
- China
- Prior art keywords
- joint
- arm
- bracket
- rotary motion
- covering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a kind of Novel breast gland cancer radiotherapeutic fixers, including multiple multi-joint fixing brackets；Each multi-joint fixing bracket is made up of several the arm that movable joint is connected, and the movable joint can be locked；In movable joint possessed by each multi-joint fixing bracket, including at least two rotary motion joints；The support bracket fastened end arm of multi-joint is installed with bracket fixing device, and the multi-joint fixing bracket can be fixed on breast bracket；The support bracket fastened upper end arm of multi-joint is installed with covering fixing device；It further include a covering；It is made of tissue compensation glue；The multi-joint fixing bracket is connected by the covering fixing device with the covering.The utility model can be simple and convenient immobilized patients, reduce patient's influence of the respiratory movement to therapeutic effect over the course for the treatment of, effectively reduce ray buildup effect, improve skin exposure dosage.
Description
Technical field
The utility model is related to radiotherapeutic fixer technical fields, and in particular to a kind of Novel breast gland cancer radiotherapy fixation dress
It sets.
Background technology
At present in radiotherapy of Breast Cancer, patient body position's fixing device generally use breast bracket.But it is single use
Breast bracket is fixed due to lacking body surface, can not inhibit respiratory movement, is easily caused irradiation and is missed the target, influences therapeutic effect.Have at present
Scholar proposes improvement project.Breast bracket and vacuum pad are used cooperatively by Wu Xueying propositions, and better fixation is played to patient.Leaf
Forest proposes breast bracket being used together with thermoplastic film.But these modes all there is a problem that it is complex for operation step, and
And skin caused by can not solving the problems, such as ray buildup effect owes amount.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is that：A kind of fixed trouble that can be simple and convenient is provided
Person, and can effectively reduce ray buildup effect, improve the Novel breast gland cancer radiotherapeutic fixer of skin exposure dosage.
Four multi-joint fixing brackets；The arm group that each multi-joint fixing bracket is connected by several by movable joint
At the movable joint can be locked；In movable joint possessed by each multi-joint fixing bracket, including at least two
Rotary motion joint；The support bracket fastened end arm of multi-joint is installed with bracket fixing device, can be by the multi-joint
Fixing bracket is fixed on breast bracket；The support bracket fastened upper end arm of multi-joint is installed with covering fixing device；
One covering；It is made of tissue compensation glue；
The multi-joint fixing bracket is connected by the covering fixing device with the covering.
Preferably, four multi-joint fixing brackets are divided into two groups, it is thus possible to be individually fixed in breast bracket
Both sides；
The multi-joint fixing bracket also has the second arm and third arm；Second arm and the upper end arm
It is connected by the first rotary motion joint；Second arm is connected with the third arm by the second rotary motion joint；
The third arm is connected with the end arm by third rotary motion joint；First rotary motion joint, second
Rotary motion joint and third rotary motion joint are able to be locked.
Preferably, the bracket fixing device includes fixed plate, sliding rail, slider plate, trip bolt and rubber sheet gasket；Institute
It states sliding rail and is installed in the end arm；The slider plate sliding is installed on the sliding rail, and can pass through a sliding block
Board fixer is fixed on the sliding rail；The trip bolt is installed in the slider plate；The rubber sheet gasket is installed in
The end of the trip bolt；The fixed plate is fixed on the end arm；The fixed plate can be with the slider plate
It matches so that the multi-joint fixing bracket is fixed on breast bracket.
Preferably, the sliding block board fixer includes the rack being mounted in the slider plate and is nibbled with the rack
The gear of conjunction, the gear are installed on the arm of end；The nodel line of the rack is parallel with the sliding rail；The gear can
It is locked.
Preferably, the gear can be locked by the retaining mechanism that one includes V-type connecting rod, button and resetting spring；
The button sliding is installed on the end arm；It is hinged in the middle part of the V-type connecting rod on the end arm；V-type
The upper end of connecting rod can be in contact with the button, and the end of V-type connecting rod can limit the rotation of the gear；The reset bullet
One end of spring is installed on the end arm, and the other end is connected with the end of the V-type connecting rod.
Preferably, third rotary motion joint, which is a rotation axis, is parallel to the with a scale of the third arm
Rotating base.
Preferably, the covering is made of polycaprolactone thermoplastic.
Preferably, the covering fixing device include a U-shaped notch and one be installed in it is tight on the U-shaped notch
Determine screw, the tip of the holding screw is long cylinder shape.
Preferably, first rotary motion joint and the second rotary motion joint are able to be installed in thereon
Screw and nut check.
Preferably, there are one the locking devices that can be locked for installing on third rotary motion joint；It is described
Locking device includes the gear wheel being fixed on the third arm, pinion gear, further includes being installed on the end arm
The slide bolt of locking spring and sliding being installed on the end arm；
The rotation axis of the gear wheel and the axis of rotation of pinion gear with third rotary motion joint coincides；
Described locking spring one end is connected with the end arm, and there are one connecting rods for other end installing；The one of the connecting rod
End is hinged on the end arm, and the other end is connected with the locking spring；Also there are one protrusion, institutes for installing on the connecting rod
State protrusion can used in the pressure of locking spring under be stuck between two gear teeth adjacent in the pinion gear, to limit
State the rotation of pinion gear；
The slide bolt can lock the gear wheel, to make entire third rotary motion joint be locked.
Compared with prior art, the beneficial benefit of the utility model is：Easy to use, operability is strong.Using this
Device immobilized patients, for the first time using needing 2 minutes determining pedestal angles and make marks on covering, later using only needing 1 minute
Operation can be completed.Respiration inhibition is with obvious effects.Experiment counts 20 breast radiation therapy patients altogether, and breast bracket coordinates novel fixation
Device group, Set-up errors are (1.2 in three X-axis (Y-axis), Y-axis (head foot axis), Z axis (antero posterior axis) deflection error average values
± 1.2) mm, (1.5 ± 0.8) mm, (1.4 ± 0.94) mm, are used alone breast bracket group, and Set-up errors miss in three directions
Poor average value is respectively (2.1 ± 1.2) mm, (3.4 ± 0.78) mm, (3.6 ± 1.33) mm.The novel fixed dress of breast bracket cooperation
It sets a group result and is substantially better than exclusive use breast bracket group (P ＜ 0.01).Ray buildup effect can be reduced, improve skin exposure agent
Amount.With 4MV photon lines, for exposure dose 200cGy, after novel fixing device, skin dose can be improved to 190-
200cGy.And it is only 140-150cGy not use the skin dose of novel fixing device.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the covering of the utility model.
Fig. 3 is the support bracket fastened structural schematic diagram of multi-joint of the utility model.
Fig. 4 is the slider plate fixture structure schematic diagram of the utility model.
Fig. 5 is the joint locking schematic diagram in the first rotary motion joint of the utility model.
Fig. 6 is the locking device schematic diagram of the utility model.
Reference sign：1- multi-joint fixing brackets；The ends 2- arm；3- bracket fixing devices；31- fixed plates；32-
Sliding rail；33- slider plates；34- trip bolts；35- rubber sheet gaskets；4- breast brackets；The upper ends 5- arm；6- covering fixing devices；
61-U type notches；62- holding screws；7- coverings；The second arms of 8-；9- third arms；The first rotary motions of 10- joint；11-
Two rotary motion joints；12- third rotary motions joint；13- sliding block board fixers；131- racks；132- gears；14- locks
Tight mechanism；141-V type connecting rods；142- buttons；143- resetting springs；15- mounting holes；16- screws；17- nuts；18- locking dresses
It sets；181- gear wheels；182- pinion gears；183- locking springs；184- connecting rods；185- protrusions；186- slide bolts.
Specific implementation mode
As shown in Figure 1, the Novel breast gland cancer radiotherapeutic fixer in the present embodiment includes four multi-joint fixing brackets 1；
Each multi-joint fixing bracket 1 is made up of several the arm that movable joint is connected, and the movable joint can be locked
Tightly；In movable joint possessed by each multi-joint fixing bracket, including at least two rotary motion joints；The multi-joint is solid
The end arm 2 of fixed rack is installed with bracket fixing device 3, can the multi-joint fixing bracket be fixed 1 in breast bracket 4
On；The support bracket fastened upper end arm of the multi-joint 5 is installed with covering fixing device 6；It further include a covering 7；Using equivalent
Tissue bulking material is made；The multi-joint fixing bracket 1 is connected by the covering fixing device 6 with the covering 7.It is described
Four multi-joint fixing brackets 1 to be divided to be two groups, it is thus possible to be individually fixed in the both sides of breast bracket 4.
As shown in Fig. 2, the covering 7 is equipped with mounting hole 15.
As shown in figure 3, the multi-joint fixing bracket 1 also has the second arm 8 and third arm 9；Second arm 8
The first rotary motion joint 10 is crossed with the upper end arm logical 5 to be connected；Second arm 8 and the third arm 9 pass through
Two rotary motion joints 11 are connected；The third arm 9 is connected with the end arm 2 by third rotary motion joint 12.
The covering fixing device 6 includes a U-shaped notch 61 and a holding screw 62 being installed on the U-shaped notch 61, institute
The tip for stating holding screw 62 is long cylinder shape, can be matched with the mounting hole 15 on the covering 7.The third rotation
Movable joint 12 is the rotating base with a scale that a rotation axis is parallel to the third arm 9.
The bracket fixing device 3 includes fixed plate 31, sliding rail 32, slider plate 33, trip bolt 34 and rubber sheet gasket 35；
The sliding rail 32 is installed in the end arm 2；What the slider plate 33 was slided is installed on the sliding rail 32, and can pass through
One sliding block board fixer 13 is fixed on the sliding rail 32；The trip bolt 34 is installed in the slider plate 33；Institute
State the end that rubber sheet gasket 35 is installed in the trip bolt 34；The fixed plate 31 is fixed on the end arm 2, fixed
Plate 31 can be matched with the slider plate 33 so that the multi-joint fixing bracket 1 is fixed on breast bracket 4.
As shown in figure 4, the sliding block board fixer 13 include be mounted on the slider plate 33 on rack 131 and with institute
State 131 meshed gears 132 of rack；Gear 132 is installed on the end arm 2；The nodel line of the rack 131 and the cunning
Rail 32 is parallel；The gear 132 can be locked.
The retaining mechanism 14 that the gear 132 can include V-type connecting rod 141, button 142 and resetting spring 143 by one
Locking；What the button 142 slided is installed on the end arm 2；The middle part of the V-type connecting rod 141 is hinged on the end
It holds on arm 2；The upper end of V-type connecting rod 141 can be in contact with the button 142, and the end of V-type connecting rod 141 can limit institute
State the rotation of gear 132；One end of the resetting spring 143 is installed on the end arm 2, and the other end connects with the V-type
The end of bar 141 is connected.
Fig. 5 is the joint locking schematic diagram in the first rotary motion joint of the utility model.Second rotary motion joint 11
It is similar with the locking mode in the first rotary motion joint 10.
First rotary motion joint 10 and the second rotary motion joint 11 are able to be installed in screw thereon
16 and nut 17 fix.
As shown in fig. 6, there are one the locking devices 18 that can be locked for installing on third rotary motion joint 12；
The locking device 18 includes being fixed on gear wheel 181 on the third arm 9, pinion gear 182, further include be installed in it is described
The slide bolt 186 of locking spring 183 and sliding on end arm 2 being installed on the end arm 2；
The rotary shaft of the gear wheel 181 and the axis of rotation of pinion gear 182 with third rotary motion joint 12
Line coincides；
One end of the locking spring 183 is connected with the end arm 2, and there are one connecting rods 184 for other end installing；It is described
One end of connecting rod 184 is hinged on the end arm 2, and the other end is connected with the locking spring 183；On the connecting rod 184
Also installing there are one protrusion 185, described raised 185 can used in the pressure of locking spring 183 under be stuck in the pinion gear 182
Between upper two adjacent gear teeth, to limit the rotation of the pinion gear 182；It can be with the small tooth on described raised 185
Two faces that wheel 182 is in contact are the surface of arc and straight surface respectively；
The slide bolt 186 can lock the gear wheel 181, to make 12 quilt of entire third rotary motion joint
Locking.
As needed, tissue compensation glue may be used in the covering 7 or polycaprolactone thermoplastic is made.
The application method of the utility model：Multi-joint fixing bracket 1 is fixed on breast bracket using bracket fixing device 3
On 4, bracket or so respectively needs 2 multi-joint fixing brackets 1.Covering 7 is covered in patient body-surface, makes multi-joint fixing bracket 1
Holding screw 62 passes through mounting hole 15 and screws, and completes the connection of multi-joint fixing bracket 1 and covering 7.Patient is allowed steadily to breathe,
It adjusts the angle of each arm and locks, in the case of can ensureing the smooth breathing of patient, chest wall movement amplitude is minimum.
Claims (10)
1. a kind of Novel breast gland cancer radiotherapeutic fixer, which is characterized in that including：
Four multi-joint fixing brackets；Each multi-joint fixing bracket is made up of several the arm that movable joint is connected,
The movable joint can be locked；In movable joint possessed by each multi-joint fixing bracket, including at least two rotations
Transport movable joint；The support bracket fastened end arm of multi-joint is installed with bracket fixing device, can consolidate the multi-joint
Fixed rack is fixed on breast bracket；The support bracket fastened upper end arm of multi-joint is installed with covering fixing device；
One covering；It is made of tissue compensation glue；
The multi-joint fixing bracket is connected by the covering fixing device with the covering.
2. Novel breast gland cancer radiotherapeutic fixer according to claim 1, it is characterised in that：
Four multi-joint fixing brackets are divided into two groups, it is thus possible to be individually fixed in the both sides of breast bracket；
The multi-joint fixing bracket also has the second arm and third arm；Second arm and the upper end arm pass through
First rotary motion joint is connected；Second arm is connected with the third arm by the second rotary motion joint；It is described
Third arm is connected with the end arm by third rotary motion joint；First rotary motion joint, the second rotation
Movable joint and third rotary motion joint are able to be locked.
3. Novel breast gland cancer radiotherapeutic fixer according to claim 1, it is characterised in that：
The bracket fixing device includes fixed plate, sliding rail, slider plate, trip bolt and rubber sheet gasket；The sliding rail is installed in
The end arm；The slider plate sliding is installed on the sliding rail, and can be solid by a sliding block board fixer
Due on the sliding rail；The trip bolt is installed in the slider plate；The rubber sheet gasket is installed in the trip bolt
End；The fixed plate is fixed on the end arm；The fixed plate can be matched with the slider plate so that institute
Multi-joint fixing bracket is stated to be fixed on breast bracket.
4. Novel breast gland cancer radiotherapeutic fixer according to claim 3, it is characterised in that：
The sliding block board fixer include be mounted on the slider plate on rack and with the rack meshed gears, it is described
Gear is installed on the arm of end；The nodel line of the rack is parallel with the sliding rail；The gear can be locked.
5. Novel breast gland cancer radiotherapeutic fixer according to claim 4, it is characterised in that：
The gear can be locked by the retaining mechanism that one includes V-type connecting rod, button and resetting spring；The button sliding
It is installed on the end arm；It is hinged in the middle part of the V-type connecting rod on the end arm；The upper end of V-type connecting rod can
It is in contact with the button, the end of V-type connecting rod can limit the rotation of the gear；One end of the resetting spring is installed in
On the end arm, the other end is connected with the end of the V-type connecting rod.
6. Novel breast gland cancer radiotherapeutic fixer according to claim 2, it is characterised in that：
Third rotary motion joint is the rotating base with a scale that a rotation axis is parallel to the third arm.
7. Novel breast gland cancer radiotherapeutic fixer according to claim 1, it is characterised in that：
The covering is made of polycaprolactone thermoplastic.
8. Novel breast gland cancer radiotherapeutic fixer according to claim 1, it is characterised in that：
The covering fixing device includes a U-shaped notch and a holding screw being installed on the U-shaped notch, described tight
The tip for determining screw is long cylinder shape.
9. Novel breast gland cancer radiotherapeutic fixer according to claim 2, it is characterised in that：
First rotary motion joint and the second rotary motion joint are able to be installed in screw and nut lock thereon
Tightly.
10. Novel breast gland cancer radiotherapeutic fixer according to claim 2, it is characterised in that：
There are one the locking devices that can be locked for installing on third rotary motion joint；The locking device includes solid
It is scheduled on gear wheel on the third arm, pinion gear, further includes the locking spring being installed on the end arm and sliding
The slide bolt being installed on the end arm；
The rotation axis of the gear wheel and the axis of rotation of pinion gear with third rotary motion joint coincides；
Described locking spring one end is connected with the end arm, and there are one connecting rods for other end installing；It cuts with scissors one end of the connecting rod
It is connected on the end arm, the other end is connected with the locking spring；Also installing is described convex there are one protrusion on the connecting rod
Rise can used in the pressure of locking spring under be stuck between two gear teeth adjacent in the pinion gear, it is described small to limit
The rotation of gear；
The slide bolt can lock the gear wheel, to make entire third rotary motion joint be locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720773350.0U CN207666996U (en) | 2017-06-29 | 2017-06-29 | Novel breast gland cancer radiotherapeutic fixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720773350.0U CN207666996U (en) | 2017-06-29 | 2017-06-29 | Novel breast gland cancer radiotherapeutic fixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207666996U true CN207666996U (en) | 2018-07-31 |
Family
ID=62952417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720773350.0U Expired - Fee Related CN207666996U (en) | 2017-06-29 | 2017-06-29 | Novel breast gland cancer radiotherapeutic fixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207666996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663226A (en) * | 2019-02-21 | 2019-04-23 | 遵义医学院附属医院 | A kind of thoracic cavity radiotherapy combines thermoplastic body film with vacuum pad and fixes device |
-
2017
- 2017-06-29 CN CN201720773350.0U patent/CN207666996U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663226A (en) * | 2019-02-21 | 2019-04-23 | 遵义医学院附属医院 | A kind of thoracic cavity radiotherapy combines thermoplastic body film with vacuum pad and fixes device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Remouchamps et al. | Initial clinical experience with moderate deep-inspiration breath hold using an active breathing control device in the treatment of patients with left-sided breast cancer using external beam radiation therapy | |
| Shah et al. | Clinical evaluation of interfractional variations for whole breast radiotherapy using 3-dimensional surface imaging | |
| US8374312B2 (en) | Prone patient positioning devices and methods | |
| WO2009033035A1 (en) | A patient support system for full access prone position breast radiotherapy | |
| CN209865058U (en) | Lower limb fixing device for radiotherapy | |
| CN207666996U (en) | Novel breast gland cancer radiotherapeutic fixer | |
| Deantonio et al. | Detection of setup uncertainties with 3D surface registration system for conformal radiotherapy of breast cancer | |
| Cho et al. | A monoscopic method for real-time tumour tracking using combined occasional x-ray imaging and continuous respiratory monitoring | |
| US11627922B2 (en) | Radiation shield assembly | |
| CN208301667U (en) | A kind of X-ray photographic, perspective use fixing device for extremity | |
| Qubala et al. | Optimizing the patient positioning workflow of patients with pelvis, limb, and chest/spine tumors at an ion-beam gantry based on optical surface guidance | |
| CA2189468A1 (en) | Device with a three-dimensional compensating filter for a gantry mounting radiography apparatus | |
| Theodorou et al. | A new non-invasive and relocatable immobilization frame for fractionated stereotactic radiotherapy | |
| CN208973882U (en) | A kind of noninvasive positioning imaging system | |
| Briere et al. | Respiratory gating with EPID-based verification: the MDACC experience | |
| CN211050742U (en) | Fixing device for external radiotherapy of malignant vulva tumors | |
| Wiersma et al. | Use of MV and kV imager correlation for maintaining continuous real-time 3D internal marker tracking during beam interruptions | |
| Rau et al. | Synchronized tumour tracking with electromagnetic transponders and kV x-ray imaging: evaluation based on a thorax phantom | |
| CN209984224U (en) | Ankle joint CT scanning external fixator | |
| CN111956959A (en) | Radiotherapy locating plate | |
| CN208988921U (en) | A kind of navicular position of bone film making auxiliary device of wrist joint | |
| CN208524890U (en) | Novel CT scanning bed | |
| CN209547998U (en) | A kind of rotatable bracket of Breast Surgery | |
| Kruse | Proton image guidance | |
| CN204543288U (en) | Breast radiation therapy body frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191126 Address after: Room 105, South, 1701 folk culture street, Gaobeidian village, Gaobeidian Township, Chaoyang District, Beijing 100023 Patentee after: Beijing tianqin base science and Trade Co., Ltd Address before: 150081 No. 157 health Road, Nangang District, Heilongjiang, Harbin Patentee before: Harbin Medical University |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20200629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |