CN109123867A - A kind of cranium brain safety cap and preparation method thereof - Google Patents
A kind of cranium brain safety cap and preparation method thereof Download PDFInfo
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- CN109123867A CN109123867A CN201810998253.0A CN201810998253A CN109123867A CN 109123867 A CN109123867 A CN 109123867A CN 201810998253 A CN201810998253 A CN 201810998253A CN 109123867 A CN109123867 A CN 109123867A
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- Prior art keywords
- cranium brain
- patient
- cap body
- cap
- safety cap
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Classifications
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B1/00—Hats; Caps; Hoods
- A42B1/008—Hats; Caps; Hoods with means for heating or cooling
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B1/00—Hats; Caps; Hoods
- A42B1/22—Hats; Caps; Hoods adjustable in size ; Form-fitting or self adjusting head coverings; Devices for reducing hat size
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0001—Body part
- A61F2007/0002—Head or parts thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0086—Heating or cooling appliances for medical or therapeutic treatment of the human body with a thermostat
Abstract
The present invention discloses a kind of cranium brain safety cap and preparation method thereof, cranium brain safety cap includes cap body, wherein, the shape of cap body and the cranium brain shape of patient match, theca interna is equipped in cap body, the lower position corresponding with patient's decompression window in airtight connection, cap body of cap body and theca interna is equipped with stomata connector, and stomata connector is connected to the cap body and theca interna.The present invention is provided with the cap body with the cooperation of patient's head; it is collapsed or the patient of bulging to there is brain tissue; pass through the sealing structure of negative-pressure operation and cap body itself to cap body; realize that patient collapses the recovery of brain tissue or protects the brain tissue of patient's bulging; the continuation bulging for limiting brain tissue simultaneously, protects brain tissue.
Description
Technical field
The present invention relates to cranium brain protection technology fields, more particularly, to a kind of cranium brain safety cap and preparation method thereof.
Background technique
Intracranial pressure, i.e., the pressure of cerebrospinal fluid, also known as cerebral in cranial cavity.Due to being present in cavum subarachnoidale and intracisternal brain
Spinal fluid communicates between cranial cavity wall and brain tissue, and in cavum subarachnoidale in the ventricles of the brain and spinal cavity, so the hydrostatic of cerebrospinal fluid
Pressure can represent intracranial pressure, usually using cranium brain Ridge fluid pressure when lateral position as representative.Maintain normal intracranial pressure for human body
Vital sign important role.
The tolerant increase of encephalic: such as Brain tissue volume increases (brain edema), cerebrospinal fluid increases (hydrocephalus etc.), intracranial mass lesion
Venereal disease becomes: such as hemotoncus, tumour, abscess, cranial cavity is narrow: such as craniostenosis, basilar invagination can cause intracranial pressure abnormal,
Therefore it needs to open decompression window by operations on cranium and brain to reduce intracranial pressure.But decompression window is opened by operations on cranium and brain to reduce encephalic
During pressure, brain tissue at decompression window it is possible that collapse, bulging the case where, it is existing that brain tissue is protected
In protective cap, being only able to achieve prevents brain tissue bulging, and cannot achieve same protective cap both and can restore brain tissue and collapse and can prevent
Only brain tissue bulging.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above, provides a kind of cranium brain safety cap, Neng Gou
There is brain tissue and collapses or when bulging, effectively protect to brain tissue in patient.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of cranium brain safety cap of personalization, including cap body, wherein the shape of cap body and the cranium brain shape of patient match, cap
It is equipped with theca interna in vivo, the lower position corresponding with patient's decompression window in airtight connection, cap body of cap body and theca interna is equipped with
Stomata connector, stomata connector are connected to the cap body and theca interna.
In the present invention, the shape of cap body is matched with cranium brain shape, brain tissue is occurred in patient and is collapsed or when bulging, pass through
The combination of cap body and patients head protects the brain tissue of patient, brain tissue is avoided to come to harm.Inner membrance is equipped in cap body
Layer, the lower edge and cap body airtight connection of theca interna, protects the head of patient by the cooperation of cap body and theca interna, prevents
Brain tissue bulging；In the present invention, in order to play protective action to brain tissue, cap body is usually all made of using harder material
, when brain tissue bulging, damage is generated to prevent decompression window flap from directly contradicting to cap body, therefore, the present invention is in cap body
Provided with theca interna, prevent decompression window flap from contacting with the direct of cap body；Position corresponding with patient's decompression window is set in cap body
There is stomata connector, stomata connector is connected to cap body and theca interna, and realization is connect with vacuum extractor by stomata connector
The brain tissue collapsed is restored；In addition, stomata connector has ventilation circulation effect, can also be realized by stomata connector
Environment inside cap body is adjusted.
Preferably, it is equipped with gap between cap body and theca interna, plays the role of buffering, brain tissue when preventing brain tissue bulging
Flap touches the cap body of hard material；Preferably, pressure sensor device is provided in the gap.When progress vacuum suction
When, excessively attract makes brain tissue bulging in order to prevent, pressure sensor device is arranged between cap body and theca interna to monitor inner membrance
Pressure between layer and decompression window flap, operator can control the start and stop of vacuum suction operation according to pressure value, prevent excessively
Attraction makes brain tissue bulging.Meanwhile when brain tissue bulging occurs in patient, brain tissue bulging squeezes theca interna, theca interna triggering
Pressure sensor device, pressure sensor device alarm, realizes the monitoring to brain tissue bulging.
Preferably, the edge of cap body is equipped with the transition structure cooperated with patients head, and transition structure is equipped with and patients head
The protection face of contact.Cap body edge is equipped with transition structure, and transition structure is equipped with protection face with patient contact, cap body with
When patients head combines, protection face can be effectively prevented from cap body edge and damage to the head of patient.When patient needs to carry out
When vacuum suction operates, can on the outside of the cap body under continue to use medical plaster film wind with one circuit it is closed seal up, make cranium brain safety cap and suffer from
Confined space is formed between person head, carries out vacuum suction.
Preferably, theca interna extends outward to form protrusion relative to cap body edge, and protrusion is embedded with elastic component, is used for
Adjust the compactness of protrusion and patient's cranium brain.When patient carries out vacuum suction operation, adjusts protrusion and patients head is close
Fitting is closed, makes to form confined space between cranium brain safety cap and patients head, and is connected by stomata connector and vacuum extractor
It connects, carries out vacuum suction；When patient needs to remove or put on cranium brain safety cap, elastic component can be loosened completely, facilitate patient's
It plucks and wears cranium brain safety cap.
Preferably, the upper-end inner diameter value of stomata connector is 4.5mm-5.5mm, and outer diameter value is 5.5mm-6.5mm, and stomata connects
The lower end outer diameter value of fitting is 7 mm-9mm, and height value is 11 mm-13mm；Stomata connector is connected with sealing element, passes through
Sealing element is sealed stomata.After the completion of brain tissue bulging does not occur in patient or restores to the brain tissue collapsed, pass through
Sealing element is sealed stomata connector, to keep cap body internal negative pressure.
Preferably, cranium brain safety cap is equipped with warm and humid detection system, and warm and humid detection system is equipped with probe, and probe connects across stomata
Fitting is placed in cranium brain safety cap, and for monitoring the temperature and humidity inside cranium brain safety cap, probe includes temperature sensing device
And humidity induction device.When patient operates without vacuum suction, to keep cap body internal negative pressure, need through sealing element pair
Stomata connector is sealed, and makes to form confined space between theca interna and patient's cranium brain, in such confined space, due to
It is stuffy airtight, so that patient is generated feeling of oppression and heat, the present invention is placed in by the probe of warm and humid detection system across stomata connector
In cranium brain safety cap, the environment inside cranium brain safety cap is monitored, in due course carry out hydrofuge and ventilation.
Preferably, cranium brain safety cap further includes the air circulation system being set to above cap body, and air circulation system is equipped with
Air outlet and air inlet, air outlet and air inlet are connect with stomata connector respectively.Cranium brain safety cap is equipped with air circulation system,
Air circulation system is connect with stomata connector respectively by air outlet and air inlet, realizes the air stream in cranium brain safety cap
It is dynamic, it reduces the temperature inside cranium brain safety cap and takes away the moisture in cranium brain safety cap.
It should be noted that other are not provided with popping one's head in during accessing warm and humid detection system or air circulation system
Stomata connector and be not connected to air outlet and the stomata connector of air intake vent is still sealed by sealing element, to maintain
Cap body internal negative pressure.
Preferably, the thickness value of cap body is 1.7mm-2.3mm.
The present invention provides a kind of preparation method of cranium brain safety cap, which is characterized in that includes following steps:
S1: three-dimensional reconstruction is carried out according to the preoperative image information of patient, obtains patient's cranium brain model；
S2: the cranium brain model is imported into engineering design software, the design of cranium brain safety cap is carried out according to patient's cranium brain model, is obtained
Obtain its tomograph；
S3: importing 3D printing software for the tomograph of the cranium brain safety cap and carry out 3D printing, obtains the cranium brain peace of entity
Full cap.
Preferably, step S2 specifically includes the following steps:
S21: the normal side of patient's cranium brain model is selected to be formed as the reference configuration and mirror image of the safe cap shaped design of cranium brain
Complete patient's cranium brain model；
S22: in engineering design software, curve is marked on the basal part of the ear and eyebrow of patient's cranium brain model, the position of curve is passed through
Edge on bilateral geisoma, zygomatic arch on the basal part of the ear along, mastoid process to outer knuckle, curve top is rested the head on are cranium brain safety cap coverage area；
S23: generating curved surface from the curve of label to calvarium boundary surface, which coincide with patient's cranium brain model structure completely,
It as the hat of cranium brain safety cap, then generates certain thickness shell outward by curved surface, forms cranium brain safety cap.
Compared with prior art, the present invention the difference is that:
1. being provided with the cap body with the cooperation of patient's head, prevent patient's decompression window brain tissue bulging, and stomata is set in cap body
Connector can be connect by stomata connector with vacuum extractor, and negative-pressure operation is carried out, and realize that patient collapses answering for brain tissue
It is former.
2. being provided with theca interna in cap body, pressure sensor device is provided between theca interna and cap body, it is ensured that negative
Just stop negative-pressure operation when decompression window flap has just touched theca interna when pressure attracts, preventing from excessively attracting keeps brain tissue swollen
Out.
3. the protrusion of theca interna lower end is embedded with elastic component, the compactness of adjustable protrusion and patient's cranium brain, side
Just patient, which plucks, wears cranium brain safety cap and makes to form confined air between cranium brain safety cap and patients head when vacuum suction
Between.
4. be provided with warm and humid detection system and air circulation system, temperature inside cranium brain safety cap and wet can be monitored
Degree, and realized by air circulation system and the air in cranium brain safety cap is flowed, the temperature inside reduction cranium brain safety cap is simultaneously
Take away the moisture in cranium brain safety cap.
Detailed description of the invention
Fig. 1 is the overall structure diagram of cranium brain safety cap in the embodiment of the present invention.
Fig. 2 is stomata connecting-piece structure schematic diagram in the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of transition structure in the embodiment of the present invention.
Specific embodiment
Attached drawing only for illustration, is not considered as limiting the invention；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, is not considered as limiting the invention.
Cranium brain safety cap of the invention can operate with brain edema, hemotoncus, tumor resection etc. and need to reduce intracranial pressure and reduce
Press the operations on cranium and brain of window；It also can operate with situations such as brain trauma causes skull defeci, effracture.
Embodiment 1:
As shown in Figure 1, the present invention provides a kind of cranium brain safety cap, it include cap body 1, the shape of cap body 1 and the cranium brain shape of patient
Shape matching, cap body 1 can agree with patient's cranium brain.
As shown in figure 3,1 edge of cap body is equipped with transition structure, transition structure is the right angle trigonometry that 1 edge of cap body is arranged in
First contact surface 3 of shape, right angled triangle is bonded with the head of patient, and the second contact surface 4 is connect with the edge of cap body, and first connects
Contacting surface 3 can be bonded when cap body 1 and patients head contact with patients head, and 1 edge of cap body injury during wearing is avoided to suffer from
Person head.
In the present embodiment, theca interna is equipped in cap body 1, cap body 1 is hard shell, and material is plastics, silica gel etc., theca interna
For soft material, preferably medical film.
Gap is equipped between cap body 1 and theca interna, gap is 0.5 mm -1mm, can play the role of buffering, prevent brain group
Brain tissue flap touches the cap body of hard material when knitting bulging.
In the present embodiment, pressure sensor device is equipped in the gap between cap body 1 and theca interna, pressure sensor device is
Pressure sensor, for detecting the pressure between decompression window flap and theca interna；When brain tissue restores in place, decompression window flap
Theca interna is contacted, pressure sensor device gives a warning, and prompts brain tissue to reset and completes, and stopping vacuumizes cap body inside, prevents
Excessively attract.When brain tissue bulging, brain tissue bulging squeezes theca interna, theca interna deformation squeeze pressure sensing device, pressure
Sensing device alarm, prompts brain tissue bulging to need to reduce intracranial pressure.
It is pyramidal there are three stomata connector 2 is set such as Fig. 1 and as shown in Fig. 2, be equipped with stomata connector 2 in cap body 1
Stomata connector 2 can be connect with vacuum extractor, vacuum extractor can be to vacuumizing, to collapsing inside cap body 1
Brain tissue restored.
In the present embodiment, stomata connector 2 is frustum structure, and the upper-end inner diameter value of stomata connector 2 is 4.5mm-
5.5mm, outer diameter value are 5.5mm-6.5mm, 7 mm-9mm of lower end outer diameter value of stomata connector 2, the height value of stomata connector 2
For 11 mm-13mm.In 1 outside of cap body, the position that cap body 1, theca interna and stomata connector 2 connect is set the setting of stomata connector 2
There is hole, to guarantee the connection of stomata connector 2 Yu cap body 1 and theca interna.
Stomata connector 2 is connected with sealing element, and sealing element is sealed stomata connector 2, carries out to patient
When collapsing after brain tissue restores or being protected to the brain tissue swelled, stomata connector 2 is sealed by sealing element, makes cap body
Inside maintains negative pressure.
In the present embodiment, cranium brain safety cap is equipped with the warm and humid detection system connecting with stomata connector 2, warm and humid detection system
Equipped with probe, probe is connect with stomata connector 2.
Probe includes temperature sensing device and humidity induction device, when warm and humid detection system detects inside cranium brain safety cap
Humidity it is excessive or temperature is excessively high, issue alarm signal, prompt to need to carry out cranium brain safety cap heat dissipation hydrofuge, realize to cranium brain
The monitoring of environmental condition in safety cap.
The top of cap body is equipped with air circulation system, and air circulation system is equipped with miniature exhaust fan, and miniature exhaust fan includes
There are air outlet and air inlet, air outlet and air inlet are connect with stomata connector 2 respectively, and miniature exhaust fan can be incited somebody to action by air inlet
Air extraction inside cranium brain safety cap, while by air outlet to new wind is sent into inside cranium brain safety cap, complete cranium brain peace
Air flowing inside full cap, reaches the function to cranium brain safety cap heat dissipation hydrofuge.
In the present embodiment, Bluetooth chip is put inside warm and humid detection system and air circulation system, when warm and humid detection
System detects cranium brain safety cap internal temperature >=32 DEG C, humidity >=90%, and warm and humid detection system issues alarm signal, passes through indigo plant
Tooth chip sends data, and the Bluetooth chip in the miniature air circulatory system receives data, starts air circulation process, radiates
Hydrofuge.
When warm and humid detection system detects internal temperature≤28 DEG C, when humidity≤65%, warm and humid detection system issues alarm signal
Number, the Bluetooth chip in warm and humid detector sends data, and the Bluetooth chip in air circulation system receives data, closes air and follows
The operating of loop system.
In the present embodiment, when safety cap is with patient contact, in order to improve the stability of safety cap and patient contact, cap body 1
Edge by edge on patient's geisoma, zygomatic arch, the basal part of the ear along and mastoid process to the outer knuckle of pillow.The edge of cap body 1 is arranged on geisoma
Along top 4.7mm-6.3mm, it is arranged on the basal part of the ear along top 4.5mm-5.5mm.It is limited, is improved by numberical range appropriate
The stability that cap body 1 is contacted with patients head.
In the present embodiment, the thickness value of safety cap is 1.7mm-2.3mm, the thickness value and patient's skull thickness value of safety cap
Close, thickness value appropriate improves the comfort of patient's safe wearing cap.
The working process of this embodiment is as follows:
1. the case where being collapsed for patient's brain tissue
Allow patient to lie low in dorsal position, connect stomata connector 2 with vacuum extractor by connecting tube, cranium brain safety cap with
The contact site of patients head is wound with one circuit with medical pad pasting and is sealed, and makes shape between cranium brain safety cap inside and patients head
At sealing space.
Vacuum extractor slowly attracts, and pressure difference is generated outside encephalic, and brain tissue gradually swells until decompression window flap contacts
To theca interna, pressure sensor device issues alarm signal, stops vacuum suction, and brain tissue restores normal at this time.Negative pressure is released to inhale
Lead device accesses air circulation system again and warm and humid detection system, other stomata connectors 2 is sealed using silica gel cork.
2. the case where being used for the bulging of patient's brain tissue
When patient's brain tissue bulging, decompression window flap squeezes theca interna, and pressure sensor device issues alarm signal, releases cranium brain
The connection of safety cap and patients head, wearing drainage of cerebrospinal fluid using waist reduces intracranial pressure, with the decline of intracranial pressure, brain tissue by
It gradually playbacks, the flap to decompression window is restored to the normal region of anatomy, and cranium brain safety cap is connect with patients head.Cranium brain safety
The limitation of cap will not continue to bulging so that brain tissue is confined within the scope of normal anatomy.
In one embodiment of the present of invention, the alarm signal and brain tissue for the stopping vacuum suction that pressure sensor issues are swollen
Alarm signal out can be different.
3. being used for daily wearing cranium brain safety cap situation
When warm and humid detection system detect interior humidity it is excessive or when the temperature is excessively high (temperature >=32 DEG C, humidity >=90%) issue report
Alert signal is turned toward internal slowly air-supply and the remote of outside air draft by air circulation system, reaches the function of heat dissipation hydrofuge.To temperature
When wet detection system detects cranium brain safety cap internal temperature≤28 DEG C, humidity≤65%, warm and humid detection system issues alarm signal
Number, the Bluetooth chip in air circulation system receives data, closes the operating of air circulation system.When probe detection is wet to inside
It spends and issues alarm signal greatly or when the temperature is excessively high (temperature >=32 DEG C, humidity >=90%), pacified by air circulation system to cranium brain
Slowly air-supply and outside air draft, reaches the function of heat dissipation hydrofuge inside full cap.Cranium brain safety cap is detected to warm and humid detection system
When internal temperature≤28 DEG C, humidity≤65%, warm and humid detection system issues alarm signal, the Bluetooth chip in air circulation system
Data are received, the operating of air circulation system is closed.
Embodiment 2:
The present embodiment is similar to Example 1, the difference is that, in the present embodiment, cap body 1 and theca interna are in the edge position of cap body
Fitting airtight connection is set, while theca interna is equipped with the protrusion relative to cap body edge, protrusion is that theca interna exceeds and cap body 1
The structure of bonding position.
Protrusion is connected with elastic component, and elastic component is stretch cord, by being tightened and being loosened to stretch cord, adjusts protrusion
The connection status in portion and head.
When cranium brain is used for safety helmet collapses situation in patient's brain tissue, stretch cord is tightened, stretch cord and patients head are made
Then stomata connector is attached by connecting tube with vacuum extractor, makes cranium brain safety cap and patient's head by closed fitting
Confined space is formed between portion, carries out vacuum suction；When cranium brain is used for safety helmet when daily wearing, patient needs to remove or put on
Cranium brain safety cap can loosen elastic component completely, and plucking for patient is facilitated to wear.
Embodiment 3:
The present invention provides a kind of preparation method of cranium brain safety cap, which is characterized in that includes following steps:
S1: rebuilding patient's cranium brain three-dimensional stereo model, obtains the image data data of patient's cranium brain model and protects
It deposits；
S2: the image data kept being imported in reconstruction software, selected target region, and adjustment image grayscale shows interest region
It is clear to show；
S3: two dimensional image is converted to 3 D stereo again after the interest region chosen in step S2 is carried out finishing profile, denoising
Model image generates curved surface on three-dimensional stereo model, as the hat of safety cap, carries out 3D printing.
In step s 2, include following steps:
S21: the normal side of patient's cranium brain model is selected to be formed as the reference configuration and mirror image of the safe cap shaped design of cranium brain
Complete patient's cranium brain model；
S22: in engineering design software, curve is marked on patient's basal part of the ear and eyebrow, the position of curve is by bilateral geisoma
Edge, zygomatic arch on the basal part of the ear along, mastoid process to outer knuckle, curve top is rested the head on are cranium brain safety cap coverage area；
S23: generating curved surface from the curve of label to calvarium boundary surface, which coincide with patient's cranium brain model structure completely,
It as the hat of cranium brain safety cap, then generates certain thickness shell outward by curved surface, forms cranium brain safety cap.
In step 21, because head injury or the valve that opens seam are postoperative, brain tissue collapses or the case where bulging, so that cranium brain
The shape of side is abnormal, also there is embodiment on image scan, is abnormal cranium brain threedimensional model obtained in reconstruction process,
At this time, it may be necessary to the plane of reference for selecting normal side to design as safe cap shaped, then piles another abnormal side,
Guarantee that safety cap be with the normal cranium brain shape of patient is consistent and identical.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of cranium brain safety cap, including cap body, which is characterized in that the cranium brain shape phase of the shape of the cap body and patient
Match, theca interna is equipped in the cap body, the cap body and the lower of the theca interna subtract in airtight connection, the cap body with patient
The corresponding position of window is pressed to be equipped with stomata connector, the stomata connector is connected to the cap body and theca interna.
2. cranium brain safety cap according to claim 1, which is characterized in that between being equipped between the cap body and the theca interna
Gap；Preferably, pressure sensor device is provided in the gap.
3. cranium brain safety cap according to claim 1, which is characterized in that the edge of the cap body is equipped with matches with patients head
The transition structure of conjunction, the transition structure are equipped with the protection face contacted with patients head.
4. cranium brain safety cap according to claim 1, which is characterized in that the theca interna is relative to cap body edge to extension
It stretches to form protrusion, the protrusion is embedded with elastic component, for adjusting the compactness of protrusion Yu patient's cranium brain.
5. cranium brain safety cap according to claim 1, which is characterized in that stomata connector is in pyramidal, the upper end internal diameter
Value is 4.5mm-5.5mm, and outer diameter value is 5.5mm-6.5mm, and lower end outer diameter value is 7 mm-9mm, and height value is 11 mm-13mm；
The stomata connector is connected with sealing element, is sealed by sealing element to stomata.
6. cranium brain safety cap according to claim 1, which is characterized in that it further include warm and humid detection system, the warm and humid spy
Examining system is equipped with probe, and the probe is placed in the cranium brain safety cap across the stomata connector, for monitoring cranium brain peace
Temperature and humidity inside full cap, the probe include temperature sensing device and humidity induction device.
7. cranium brain safety cap according to claim 6, which is characterized in that further include the air circulation being set to above cap body
System, the air circulation system are equipped with air outlet and air inlet, and air outlet and air inlet are connect with stomata connector respectively.
8. cranium brain safety cap according to any one of claims 1 to 7, which is characterized in that the thickness value of cap body is 1.7mm-
2.3m, the cap body is prepared using hard material and/or the inner layer film is prepared using soft material.
9. a kind of preparation method of cranium brain safety cap, which is characterized in that include following steps:
S1: three-dimensional reconstruction is carried out according to the preoperative image information of patient, obtains patient's cranium brain model；
S2: the cranium brain model is imported into engineering design software, the design of cranium brain safety cap is carried out according to patient's cranium brain model, is obtained
Obtain its tomograph；
S3: importing 3D printing software for the tomograph of the cranium brain safety cap and carry out 3D printing, obtains the cranium brain peace of entity
Full cap.
10. the preparation method of cranium brain safety cap according to claim 9, which is characterized in that step S2 specifically includes following
Step:
S21: the normal side of patient's cranium brain model is selected to be formed as the reference configuration and mirror image of the safe cap shaped design of cranium brain
Complete patient's cranium brain model；
S22: in engineering design software, curve is marked on the basal part of the ear and eyebrow of patient's cranium brain model, the position of curve is passed through
Edge on bilateral geisoma, zygomatic arch on the basal part of the ear along, mastoid process to outer knuckle, curve top is rested the head on are cranium brain safety cap coverage area；
S23: generating curved surface from the curve of label to calvarium boundary surface, which coincide with patient's cranium brain model structure completely,
It as the hat of cranium brain safety cap, then generates certain thickness shell outward by curved surface, forms cranium brain safety cap.
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| CN201810998253.0A CN109123867B (en) | 2018-08-29 | 2018-08-29 | Craniocerebral safety helmet and preparation method thereof |
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| CN201810998253.0A CN109123867B (en) | 2018-08-29 | 2018-08-29 | Craniocerebral safety helmet and preparation method thereof |
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| CN109123867B CN109123867B (en) | 2021-10-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110368191A (en) * | 2019-04-09 | 2019-10-25 | 中国人民解放军联勤保障部队第九二0医院 | A kind of collapsible protectiveness binding device exposed for brain tissue |
| CN112425856A (en) * | 2020-11-25 | 2021-03-02 | 同济大学 | Building site is with giving sound insulation safety helmet that shocks resistance |
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| CN110368191A (en) * | 2019-04-09 | 2019-10-25 | 中国人民解放军联勤保障部队第九二0医院 | A kind of collapsible protectiveness binding device exposed for brain tissue |
| CN112425856A (en) * | 2020-11-25 | 2021-03-02 | 同济大学 | Building site is with giving sound insulation safety helmet that shocks resistance |
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| CN109123867B (en) | 2021-10-22 |
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