CN212038632U - Head fixing diaphragm and head fixing device - Google Patents
Head fixing diaphragm and head fixing device Download PDFInfo
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- CN212038632U CN212038632U CN201921914487.9U CN201921914487U CN212038632U CN 212038632 U CN212038632 U CN 212038632U CN 201921914487 U CN201921914487 U CN 201921914487U CN 212038632 U CN212038632 U CN 212038632U
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Abstract
The utility model relates to the technical field of medical equipment, a fixed diaphragm of head is disclosed, it includes that frame and low temperature heat mould membrane, and the frame is established to at least two and encloses into fixed area jointly, and low temperature heat moulds the membrane and covers fixed area and connect each frame. Based on above-mentioned structure, the size of fixed region can be adjusted to this fixed diaphragm of head, that is, the size of the membrane can be adjusted according to the demand to the low temperature thermoplastic film in the fixed region, thereby, when being applied to the great patient of head size, the size of the membrane is moulded to the low temperature thermoplastic film in this fixed diaphragm of head accessible increase fixed region, reduce the stretch ratio of the membrane is moulded to the low temperature thermoplastic film, prevent that the membrane is moulded to the low temperature thermoplastic film because of excessive tensile and intensity descends, and then can guarantee the positioning accuracy of patient's head in whole treatment process, improve treatment. Additionally, the utility model also provides a head fixing device who has adopted the fixed diaphragm of above-mentioned head, it has fixed effectual equally, advantages such as convenient to use.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a head fixation diaphragm and head fixing device.
Background
Radiotherapy is one of the main means of tumor therapy, and it uses high-energy rays (x-ray, gamma ray, charged particles) to destroy the DNA of cancer cells, so that the cancer cells lose the ability of division and replication, thereby achieving the purpose of shrinking and eliminating tumors.
In order to ensure that the head of a patient is always fixed during the treatment of head tumor, a fixing membrane is generally used to fix the head of the patient clinically. The current fixed diaphragm to the head is mostly by low temperature thermoplastic film and locate its marginal frame and constitute, wherein, the frame adopts the integral type structure, this just leads to the diaphragm to need by the 2-3 times effect that just can reach fixed head of overstretching, and after the diaphragm was overstretched, thickness obviously reduces, and intensity obviously worsens, and consequently fixed effect is not good, finally can't guarantee the positioning accuracy of patient's head in whole treatment process, influences treatment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intensity is high, and is fixed effectual to convenient to use's head fixed diaphragm reaches head fixing device including it.
In order to achieve the above object, the present invention provides a head fixing membrane, which includes:
the frame is at least two and jointly forms a fixing area for accommodating the head or the head and the shoulders of the patient;
and the low-temperature thermoplastic film covers the fixing area and is connected with each frame.
Preferably, the frame includes a frame body and a connecting assembly, the frame body is connected with the low-temperature thermoplastic film and participates in enclosing to form the fixing area, the frame body is provided with a through hole, and the connecting assembly is arranged in the through hole.
As a preferred scheme, the device also comprises a blank pressing mechanism, wherein a separation port is formed between any two adjacent frames, and the blank pressing mechanism is used at the separation port;
the blank pressing mechanism comprises a blank pressing strip and a connecting assembly, the blank pressing strip comprises a connecting portion and a pressing portion, the connecting portion is provided with a through hole, the connecting assembly is arranged in the through hole, the pressing portion is arranged on two sides of the connecting portion and used for pressing the frames on two sides of the partition opening.
Preferably, the edge pressing mechanism further comprises a jacking screw, and the jacking screw is arranged on the pressing part.
Preferably, the connecting assembly comprises a bolt and an expansion sleeve, the bolt comprises a cylindrical body, the expansion sleeve is fixed in the through hole and sleeved outside the cylindrical body, an elastic claw is arranged at the bottom of the expansion sleeve, and the cylindrical body can be used for propping open the elastic claw when the bolt moves towards the direction of being inserted into the through hole.
Preferably, the expansion sleeve is further provided with an elastic buckle piece, and the expansion sleeve is expanded in the through hole through the elastic buckle piece.
Preferably, the outer side wall of the cylindrical portion near the bottom end thereof is inwardly contracted to form a concave position in which the elastic claw can be gathered.
Preferably, the bolt further includes a flange portion, a bottom end of the cylindrical portion extends out of the expansion sleeve from the claw opening of the elastic claw, and the flange portion is disposed at the bottom end of the cylindrical portion.
Preferably, the number of the frames is two, and the two frames are arranged in bilateral symmetry.
Another object of the present invention is to provide a head fixing device, which comprises a supporting member and the above-mentioned head fixing membrane, wherein the frame of the head fixing membrane is detachably connected to the supporting member.
The utility model provides a head fixation diaphragm, compared with the prior art, its beneficial effect lies in:
the utility model provides a membrane is moulded to fixed diaphragm of head includes frame and low temperature heat, and wherein, the frame is established to at least two and encloses into the fixed area who is used for holding patient head or head shoulder jointly, and the membrane is moulded to low temperature heat covers fixed area and connects each frame. Based on above-mentioned structure, this fixed diaphragm of head can adjust fixed area's size in a flexible way, that is, the size of the membrane can be adjusted according to the in-service use demand to low temperature thermoplastic film in the fixed area, thereby, when being applied to the great patient of head size, the size of the membrane is moulded to the low temperature thermoplastic film in this fixed diaphragm of head accessible increase fixed area, reduce the stretch multiple of the membrane is moulded to low temperature thermoplastic, prevent that the membrane is moulded to low temperature thermoplastic film because of excessive tensile and intensity descends, and then can guarantee the positioning accuracy of patient's head in whole treatment process, and the therapeutic effect is improved.
Additionally, the utility model also provides a head fixing device, because it has adopted foretell head fixed diaphragm, consequently has fixed effectual equally, advantages such as convenient to use.
Drawings
Fig. 1 is a schematic view of a head fixation device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a head fixation membrane according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a connection assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the edge pressing mechanism according to an embodiment of the present invention.
In the figure: 1. a support member; 11. connecting holes; 2. a head fixing membrane; 21. a frame; 211. a frame body; 2111. a through hole; 212. a connecting assembly; 2121. a bolt; 2122. a cylindrical portion; 2123. a flange portion; 2124. a concave position; 2125. a button portion; 2126. an expansion sleeve; 2127. an elastic claw; 2128. an elastic buckle piece; 2129. a bump; 22. a low temperature thermoplastic film; 23. isolating the fracture; 24. a blank pressing mechanism; 241. edge pressing strips; 2411. a connecting portion; 2412. a pressing part; 242. and (5) tightly pushing the screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
As shown in fig. 1 and 2, an embodiment of the present invention provides a head fixing device, which mainly includes a support member 1 and a head fixing membrane 2. The support member 1 is in a flat plate shape, and the shape of one end of the support member is similar to the outline of the head and the shoulder of a human body; the head fixation membrane 2 comprises a frame 21 and a low temperature thermoplastic film 22, wherein the frame 21 is provided as at least two and jointly encloses a fixation area for accommodating the head or the head and shoulder of the patient, and the low temperature thermoplastic film 22 covers the fixation area and connects the frames 21. Preferably, the frame 21 in the present embodiment is provided in two, the two frames 21 are disposed in bilateral symmetry, and the frames 21 are connected to the edges of the low temperature thermoplastic film 22. When the head-supporting device is used, a patient lies on the supporting part 1, the head is positioned at one end similar to the outline of the head and the shoulder of the human body, the low-temperature thermoplastic film 22 is pressed on the head of the patient after being heated and softened, and the frame 21 is detachably connected with the supporting part 1 so as to ensure that the head of the patient can be stabilized after the low-temperature thermoplastic film 22 is cooled.
Based on the above structure, this fixed diaphragm 2 of head can adjust the size of fixed area in a flexible way, that is, the size of the thermoplastic membrane 22 of low temperature in the fixed area can be adjusted according to the in-service use demand, thereby, when being applied to the great patient of head size, the size of the thermoplastic membrane 22 of low temperature in this fixed diaphragm 2 of head accessible increase fixed area, reduce the stretch multiple of the thermoplastic membrane 22 of low temperature, prevent that the thermoplastic membrane 22 of low temperature from descending because of excessive tensile intensity, and then can guarantee the positioning accuracy of patient's head in whole treatment process, improve treatment. The head fixing device adopts the head fixing membrane 2, so that the head fixing device also has the advantages of good fixing effect, convenience in use and the like.
Further, as shown in fig. 2, the frame 21 of the head-fixing film 2 includes a frame body 211 and a connecting member 212, the frame body 211 is connected to the low-temperature thermoplastic film 22 and participates in enclosing a fixing area, the frame body 211 is provided with a through hole 2111, the connecting member 212 is disposed in the through hole 2111, and the frame body 211 can be detachably connected to the support 1 through the connecting member 212.
Specifically, as shown in fig. 3, the support member 1 is provided with a connection hole 11 corresponding to the position of the through hole 2111; the connecting assembly 212 includes a pin 2121 and an expansion sleeve 2126, the pin 2121 includes a barrel 2122, the expansion sleeve 2126 is fixed in the through hole 2111 and sleeved outside the barrel 2122, the bottom of the expansion sleeve 2126 has a resilient claw 2127, and the barrel 2122 can expand the resilient claw 2127 when the pin 2121 moves in the direction of being inserted into the through hole 2111. Based on this, when the head fixing film 2 needs to be fixed on the supporting member 1, the through hole 2111 of the frame body 211 is aligned with the connecting hole 11 of the supporting member 1, and it is ensured that the elastic claw 2127 of the expansion sleeve 2126 extends into the connecting hole 11, and then the pin 2121 is pressed downward, in this process, the elastic claw 2127 is spread by the column body 2122 of the pin 2121 and expands tightly in the connecting hole 11, so that the frame body 211 and the supporting member 1 form an effective connection to ensure the fixing of the low-temperature thermoplastic film 22 to the head of the patient; when the head fixing membrane 2 needs to be detached from the supporting member 1, the latch 2121 is pulled upwards to fold the elastic claw 2127, so that the effective connection between the frame body 211 and the supporting member 1 can be released. Therefore, only by pulling and inserting the pin 2121, the frame 21 can be externally fixed and detached, the operation is simple and convenient, and the working efficiency of medical workers can be effectively improved.
Alternatively, as shown in fig. 3, as a specific implementation of the head fixing membrane 2 provided by the embodiment of the present invention, the expansion sleeve 2126 further has an elastic buckle 2128, and the expansion sleeve 2126 is expanded in the through hole 2111 by the elastic buckle 2128, so that the expansion sleeve 2126 is fixed in the through hole 2111 and will not loosen with the insertion and extraction operation of the latch 2121.
Alternatively, as shown in fig. 3, as a specific embodiment of the head fixing membrane 2 according to an embodiment of the present invention, the expansion sleeve 2126 further has a protrusion 2129 protruding from an outer side wall thereof, and the protrusion 2129 is disposed on a top of the expansion sleeve 2126 and exposed outside the through hole 2111, so that the expansion sleeve 2126 is not inserted into the through hole 2111 when the latch 2121 moves in the direction of being inserted into the through hole 2111.
Alternatively, as shown in fig. 3, as a specific embodiment of the head fixing film 2 according to an embodiment of the present invention, the pin 2121 further includes a flange portion 2123, a bottom end of the cylindrical portion 2122 extends out of the expansion sleeve 2126 from the claw opening of the elastic claw 2127, and the flange portion 2123 is provided at a bottom end of the cylindrical portion 2122, so that the pin 2121 does not fall out of the expansion sleeve 2126 when moving in a direction of pulling out the through hole 2111. In addition, in order to secure the folding space of the elastic claws 2127, the outer side wall of the barrel portion 2122 near the bottom end thereof is inwardly contracted to form a concave portion 2124.
Optionally, as shown in fig. 3, as a specific implementation of the head fixing membrane 2 according to an embodiment of the present invention, the pin 2121 further includes a button portion 2125, and the button portion 2125 is disposed at a top end of the cylinder portion 2122 to facilitate the inserting and pulling operation of the pin 2121.
Furthermore, as shown in fig. 1 and 2, since the size of the fixing area is adjusted to form a separation 23 between any two adjacent frames 21, if the pressing force cannot be applied to the frames 21 at the separation 23, the fixing effect of the head fixing membrane 2 is greatly reduced, and in this embodiment, the separation 23 is located at the top position of the head fixing membrane 2. Therefore, the embodiment of the present invention provides a head fixation membrane 2 further comprising a blank pressing mechanism 24, wherein the blank pressing mechanism 24 is used at the separation port 23.
Specifically, as shown in fig. 3 and fig. 4, the edge pressing mechanism 24 includes an edge pressing strip 241 and the connecting assembly 212, where the edge pressing strip 241 includes a connecting portion 2411 and a pressing portion 2412, the connecting portion 2411 is provided with a through hole 2111, the connecting assembly 212 is disposed in the through hole 2111, the edge pressing strip 241 can be detachably connected to the supporting assembly 1 through the connecting assembly 212, and the pressing portion 2412 is disposed at two sides of the connecting portion 2411 and is used for pressing on the frame body 211 at two sides of the fracture 23 to press the frames 21 at two sides of the fracture 23. Thus, the edge pressing mechanism 24 can significantly enhance the fixing effect of the head fixing membrane 2; moreover, as with the frame 21, the edge pressing mechanism 24 can be externally fixed and detached only by pulling and inserting the pin 2121, so that the operation is simple and convenient, and the working efficiency of medical personnel can be further improved.
Optionally, as shown in fig. 4, as a specific implementation manner of the head fixing membrane 2 according to the embodiment of the present invention, the edge pressing mechanism 24 further includes a tightening screw 242, and the tightening screw 242 is disposed on the pressing portion 2412 to further press the frame body 211 on two sides of the separation opening 23.
To sum up, the embodiment of the present invention provides a head fixing membrane 2, which includes a frame 21 and a low temperature thermoplastic film 22, wherein the frame 21 is set to at least two and jointly encloses a fixing area, and the low temperature thermoplastic film 22 covers the fixing area and is connected to each frame 21. Compared with the prior art, the head fixing membrane 2 has high strength, good fixing effect and convenient use.
Additionally, the embodiment of the utility model provides a head fixing device is still provided, because it has adopted foretell head to fix diaphragm 2, consequently has fixed effectual equally, advantages such as convenient to use.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A head fixation membrane, comprising:
the frame is at least two and jointly forms a fixing area for accommodating the head or the head and the shoulders of the patient;
and the low-temperature thermoplastic film covers the fixing area and is connected with each frame.
2. The head fixation membrane as claimed in claim 1, wherein said frame includes a frame body and a connecting member, said frame body is connected to said low temperature thermoplastic film and participates in enclosing said fixation area, said frame body is provided with a through hole, said connecting member is provided in said through hole.
3. The head fixing membrane according to claim 1, further comprising a blank pressing mechanism, wherein a separation port is formed between any two adjacent frames, and the blank pressing mechanism is used at the separation port;
the blank pressing mechanism comprises a blank pressing strip and a connecting assembly, the blank pressing strip comprises a connecting portion and a pressing portion, the connecting portion is provided with a through hole, the connecting assembly is arranged in the through hole, the pressing portion is arranged on two sides of the connecting portion and used for pressing the frames on two sides of the partition opening.
4. The head fixation membrane of claim 3, wherein the edge pressing mechanism further comprises a tightening screw, and the tightening screw is disposed on the pressing portion.
5. The head fixing membrane according to claim 2 or 3, wherein the connecting assembly comprises a bolt and an expansion sleeve, the bolt comprises a column portion, the expansion sleeve is fixed in the through hole and sleeved outside the column portion, the bottom of the expansion sleeve is provided with an elastic claw, and the column portion can stretch the elastic claw when the bolt moves towards the direction of being inserted into the through hole.
6. The head fixation membrane of claim 5 wherein said expansion sleeve further comprises an elastic buckle, said expansion sleeve being expanded in said through hole by said elastic buckle.
7. The head fixation membrane as claimed in claim 5, wherein the outer side wall of said cylindrical portion near the bottom end thereof is inwardly constricted to form a concave position in which said elastic claw can be gathered.
8. The head fixation diaphragm as claimed in claim 5, wherein said latch further comprises a flange portion, a bottom end of said cylindrical portion extends from said claw opening of said elastic claw to said expansion sleeve, and said flange portion is provided at a bottom end of said cylindrical portion.
9. The head fixation membrane of claim 1 wherein said rims are two in number, said rims being symmetrically disposed.
10. A head fixation device comprising a support and a head fixation membrane as claimed in any one of claims 1 to 9, wherein the rim of the head fixation membrane is removably attached to the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914487.9U CN212038632U (en) | 2019-11-07 | 2019-11-07 | Head fixing diaphragm and head fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914487.9U CN212038632U (en) | 2019-11-07 | 2019-11-07 | Head fixing diaphragm and head fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212038632U true CN212038632U (en) | 2020-12-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921914487.9U Active CN212038632U (en) | 2019-11-07 | 2019-11-07 | Head fixing diaphragm and head fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212038632U (en) |
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2019
- 2019-11-07 CN CN201921914487.9U patent/CN212038632U/en active Active
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