CN105832456A - Rigid molding process used for shanks of human body - Google Patents
Rigid molding process used for shanks of human body Download PDFInfo
- Publication number
- CN105832456A CN105832456A CN201610345645.8A CN201610345645A CN105832456A CN 105832456 A CN105832456 A CN 105832456A CN 201610345645 A CN201610345645 A CN 201610345645A CN 105832456 A CN105832456 A CN 105832456A
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- CN
- China
- Prior art keywords
- die cavity
- calf
- polyurethane slurry
- slit bamboo
- moulding
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- 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.)
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Classifications
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- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nursing (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Biomedical Technology (AREA)
- Mechanical Engineering (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials For Medical Uses (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a rigid molding process used fora shanks of a human body. The rigid molding process comprises the following steps: stirring polyurethane slurry; injecting the polyurethane slurry into a mould cavity; uniformly spreading the polyurethane slurry in the mould cavity; covering the mould cavity on a shanks and a footeet of a user; and finally, molding. The rigid molding process used for the shanks of the human body realizes standard molding of the shanks of the human body quickly and accurately, is simple and convenient to operate, and is easy to popularize.
Description
Technical field
The present invention relates to a kind of formations, particularly relate to a kind of rigidity formations for human calf portion.
Background technology
No operation extenal fixation many employings plaster bandage cast traditional, that continue into the present and AGMA cast or Boards wall etc..Owing to Boards wall easily makes the plane of disruption after reset misplace, cause deformity so that by the functional impairment of fixed position；And Cast or AGMA cast owing to operation easier is higher, bone injury can not be adjusted after the problem such as degree of enclosing before and after limb swelling, self breathability be poor, be unfavorable for doctor check in time with set a broken bone at superficial surgery wound etc..If using cast to fix, easily cause joint accretion again so that ankylosis etc..
nullChinese patent CN203042573U discloses a kind of calf orthopaedics extenal fixation die cavity，Described die cavity is wrapped in shank and the foot of human body，Die cavity body including deployable one-tenth plane，Described die cavity body includes two pieces of symmetrical die cavity sheets，Described die cavity sheet all includes calf and foot that is in communication and that be connected as a single entity，Described two block-type chamber sheets are connected as a single entity by sewing up its calf adjacent inboard limit，It is correspondingly arranged on, on the adjacent inboard limit of described two block-type Qiang Pian foots, first matched respectively and links object，It is correspondingly arranged on, on the opposite exterior lateral sides limit of described two block-type chamber sheets, second matched respectively and links object，Junction on the opposite exterior lateral sides limit of described two block-type chamber sheets and corresponding to human foot and lower limb is respectively equipped with a breach，Described die cavity body links object and second by first and links the respective mating reaction of object and be wrapped in shank and the foot of human body.
nullDescription relates to the formations using this die cavity: polyether polyol mixtures and modified isocyanate are mixed by the mass ratio of 1: 0.6～0.75，Polyurethane slurry is prepared after stirring，Size according to human bodily form，After proper amount of polyurethane slurry being poured in the inner chamber of levorotation chamber sheet and right die cavity sheet，Pushed away even with the fixed thick cylinder of specific purpose tool、Launch，Due to die cavity body completely in a plane，Therefore，Push away even、Launch polyurethane slurry and will become extremely easy，Treat that polyurethane slurry is entered solid-state by liquid and softens section，Zip up and die cavity body is wrapped in shank and the foot of human body，Then cost tearing button and die cavity body is fixed on shank and the foot of human body，The retractility of cooperation die cavity self is moulding the most by hand makes it fit in shank and foot，After patient injury remains stationary as some minutes，The active hardening one-tenth of die cavity rigidly fixes set.
Above-mentioned patent is new technology the most totally to be realized the logical framework of step summarized; thus protect this new technique, and this patent is practicable by the laboratory expert sent to being carried out operation by the person of moulding in the hospital of laboratory and little scope.But, reach just to be operated by those of ordinary skill by being slightly trained in the field such as each field such as clinical medicine and art is moulding, and it is generally applicable to each geographical position, the penetration and promotion of new technique can be carried out, it is necessary to have the normalizing operation technique being precisely controlled physical and chemical reaction.
Therefore, how realizing the standardization of human calf portion rigidity formations is one of those skilled in the art direction of being devoted to research.
Summary of the invention
The purpose of the present invention, it is simply that provide a kind of rigidity formations for human calf portion in order to solve the problems referred to above, it is achieved that the standardization plastotype in human calf portion.
The object of the present invention is achieved like this:
A kind of rigidity formations for human calf portion of the present invention, described rigidity formations is completed by calf die cavity, and described calf die cavity includes that the die cavity that two slit bamboo or chopped woods are symmetrical and are connected as one, rigidity formations of the present invention comprise the following steps:
S1: making raw material polyether polyol mixtures and modified isocyanate temperature reach 20-25 DEG C, be then mixed stirring, mixing speed is 1500 revs/min, and mixing time is the 24-25 second, fully mixes thoroughly, prepares polyurethane slurry after homogeneous reaction；
S2: polyurethane slurry is first poured in a slit bamboo or chopped wood die cavity, when this slit bamboo or chopped wood die cavity is filled half, continue keep perfusion and started another slit bamboo or chopped wood die cavity filling polyurethane slurry after 3.3 seconds, so that the polyurethane slurry content of two slit bamboo or chopped wood die cavities and the extent of reaction tend to equilibrium, single slit bamboo or chopped wood die cavity i.e. seals after being filled polyurethane slurry；The beginning and ending time of single slit bamboo or chopped wood die cavity polyurethane slurry perfusion controlled in the 13-14 second；
S3: calf die cavity is placed on operating board and paves, by cylinder the polyurethane slurry in die cavity is paved with push away even, the used time of whole step S3 control 1 point 20 seconds；
S4: measure respectively and enclose on the person's of moulding calf circumference and ankle, the data obtained according to measurement, operating board carries out pre-drawing to calf die cavity so that die cavity is harmonious one by one with by the size of the person's of moulding corresponding position；Whole measurement and pre-draw step used time controlled at 50 seconds；
S5: first calf die cavity heel and foot bottom slide fastener are pulled on, calf die cavity is inserted in heel portion, calf die cavity is made to fit with heel corresponding position, after mobile adjustment fixed sleeves makes On Anterior Region On The Leg slide fastener and tibia be a straight line, pinch slider of zipper fastener with outwards composite force the most upwards, from instep, shut the slide fastener being positioned at On Anterior Region On The Leg on calf die cavity；The used time of step S5 controlled at 40 seconds；
S6: the gentliest smooth out with the fingers by the person's of moulding leg, so that satellite laminating, then moulds out the profile of medial and lateral malleolus anklebone protruding parts；Used time control 1 point 30 seconds；Moulding out by the person's of moulding arch of foot, the used time controlled in the 30-40 second；
Above-mentioned the most all carry out under the ambient temperature of 20-25 DEG C.
Can sense from the expert of laboratory the operation that is but difficult to explain in words to all needs in each field moulding fixing time the those of ordinary skill of common medical personnel or art circles can be had to operate, need substantial amounts of various under the conditions of test to draw data accurately, the normalizing operation technique of New Product could be realized.
The present invention is the test through for many years; can be widely available in the accurate technique that parts of body is fixing and various forms are moulding for being searched out by the new technique of my former patent protection; the physics of material, chemical change are combined to relevant temperature, temporal control; achieve the breakthrough of the Standardization Process technology that New Product can be operated anywhere by ordinary person, be the patent of invention of the Standardization Process technology of a new technique.
The present invention is for the rigidity formations in human calf portion, it is achieved that human calf portion standardization plastotype fast and accurately, and easy and simple to handle, it is easy to promote.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
The invention discloses a kind of rigidity formations for human calf portion, this rigidity formations is completed by calf die cavity, and calf die cavity includes that the die cavity that two slit bamboo or chopped woods are symmetrical and are connected as one, rigidity formations of the present invention comprise the following steps:
S1: making raw material polyether polyol mixtures and modified isocyanate temperature reach 20-25 DEG C, be then mixed stirring, mixing speed is 1500 revs/min, and mixing time is the 24-25 second, fully mixes thoroughly, prepares polyurethane slurry after homogeneous reaction；
S2: polyurethane slurry is first poured in a slit bamboo or chopped wood die cavity, when this slit bamboo or chopped wood die cavity is filled half, continue keep perfusion and started another slit bamboo or chopped wood die cavity filling polyurethane slurry after 3.3 seconds, so that the polyurethane slurry content of two slit bamboo or chopped wood die cavities and the extent of reaction tend to equilibrium, single slit bamboo or chopped wood die cavity i.e. seals after being filled polyurethane slurry；The beginning and ending time of single slit bamboo or chopped wood die cavity polyurethane slurry perfusion controlled in the 13-14 second；
S3: calf die cavity is placed on operating board and paves, by cylinder the polyurethane slurry in die cavity is paved with push away even, the used time of whole step S3 control 1 point 20 seconds；Wherein, push away even method and comprise the following steps: with large size cylinder, the material of cavity bottom is quickly paved with whole die cavity, obvious fold is quickly removed, push away even everywhere, especially note material to be had at double-side-edge suture, be bulldozed 50 seconds even used times；Afterwards, taking off glove, with finger whole plane quick touch one time, high spot hairclipper is bulldozed or is flattened, make die cavity tends to preferable smooth everywhere, 30 seconds used times；
S4: measure respectively and enclose on the person's of moulding calf circumference and ankle, the data obtained according to measurement, operating board carries out pre-drawing to calf die cavity so that die cavity is harmonious one by one with by the size of the person's of moulding corresponding position；Whole measurement and pre-draw step used time controlled at 50 seconds；
S5: first calf die cavity heel and foot bottom slide fastener are pulled on, calf die cavity is inserted in heel portion, calf die cavity is made to fit with heel corresponding position, after mobile adjustment fixed sleeves makes On Anterior Region On The Leg slide fastener and tibia be a straight line, pinch slider of zipper fastener with outwards composite force the most upwards, from instep, shut the slide fastener being positioned at On Anterior Region On The Leg on calf die cavity；The used time of step S5 controlled at 40 seconds；
S6: the gentliest smooth out with the fingers by the person's of moulding leg, so that satellite laminating, then moulds out the profile of medial and lateral malleolus anklebone protruding parts；Used time control 1 point 30 seconds；Stepping on ground shape if being taken by the person of moulding, sole keeps and shank angle 90 °；If being taken bed position by the person of moulding, making this angle is natural 90 °-110 °, and sole is the most outward-dipping；
Moulding out by the person's of moulding arch of foot, the used time controlled in the 30-40 second；
Above-mentioned the most all carry out under the ambient temperature of 20-25 DEG C.
Above example is used for illustrative purposes only, rather than limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, various conversion or modification can also be made, the technical scheme of the most all equivalents also should belong to scope of the invention, should be limited by each claim.
Claims (1)
1., for the rigidity formations in human calf portion, described rigidity formations passes through calf
Die cavity completes, and described calf die cavity includes the die cavity that two slit bamboo or chopped woods are symmetrical and are connected as one, its feature
Being, described rigidity formations comprises the following steps:
S1: make raw material polyether polyol mixtures and modified isocyanate temperature reach 20-25 DEG C, then will
Its mix and blend, mixing speed is 1500 revs/min, and mixing time is the 24-25 second, fully mixes thoroughly, uniformly
Polyurethane slurry is prepared after reaction；
S2: first poured into by polyurethane slurry in a slit bamboo or chopped wood die cavity, when this slit bamboo or chopped wood die cavity is filled half, continues to protect
Hold perfusion and started after 3.3 seconds another slit bamboo or chopped wood die cavity filling polyurethane slurry, so that the poly-ammonia of two slit bamboo or chopped wood die cavities
Ester slurry content and the extent of reaction tend to equilibrium, and single slit bamboo or chopped wood die cavity i.e. seals after being filled polyurethane slurry；Single slit bamboo or chopped wood
The beginning and ending time of die cavity polyurethane slurry perfusion controlled in the 13-14 second；
S3: be placed on operating board by calf die cavity and pave, by cylinder by the polyurethane slurry in die cavity
Be paved with push away even, the used time of whole step S3 control 1 point 20 seconds；
S4: measure respectively and enclose on the person's of moulding calf circumference and ankle, the data obtained according to measurement, on operating board
Calf die cavity is carried out pre-drawing so that die cavity is harmonious one by one with by the size of the person's of moulding corresponding position；Whole
Measure and the pre-draw step used time controlled at 50 seconds；
S5: first calf die cavity heel and foot bottom slide fastener are pulled on, calf die cavity is inserted in heel portion,
Making calf die cavity fit with heel corresponding position, the mobile fixed sleeves that adjusts makes On Anterior Region On The Leg slide fastener and shin
After bone is a straight line, pinches slider of zipper fastener with outwards composite force the most upwards, shut from instep on calf die cavity
It is positioned at the slide fastener of On Anterior Region On The Leg；The used time of step S5 controlled at 40 seconds；
S6: the gentliest smooth out with the fingers by the person's of moulding leg, so that satellite laminating, then moulds out medial and lateral malleolus anklebone and highlights
The profile at position, the used time control 1 point 30 seconds；Moulding out by the person's of moulding arch of foot, the used time controlled in the 30-40 second；
Above-mentioned the most all carry out under the ambient temperature of 20-25 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610345645.8A CN105832456B (en) | 2016-05-23 | 2016-05-23 | A kind of rigid formations for human calf portion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610345645.8A CN105832456B (en) | 2016-05-23 | 2016-05-23 | A kind of rigid formations for human calf portion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105832456A true CN105832456A (en) | 2016-08-10 |
| CN105832456B CN105832456B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610345645.8A Expired - Fee Related CN105832456B (en) | 2016-05-23 | 2016-05-23 | A kind of rigid formations for human calf portion |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4547561A (en) * | 1983-08-13 | 1985-10-15 | Bayer Aktiengesellschaft | Construction material which can be shaped under the influence of heat, a process for its preparation and its use |
| JP4505710B2 (en) * | 2003-05-13 | 2010-07-21 | 日本ポリウレタン工業株式会社 | Method for producing rigid polyurethane foam |
| CN101906202A (en) * | 2009-06-02 | 2010-12-08 | 诸燮平 | Polyurethane for orthopedic external fixation system in complicated environment and preparation method thereof |
| CN102525610A (en) * | 2010-12-31 | 2012-07-04 | 诸燮平 | Orthopedic external leg-fixing system and using method thereof |
-
2016
- 2016-05-23 CN CN201610345645.8A patent/CN105832456B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4547561A (en) * | 1983-08-13 | 1985-10-15 | Bayer Aktiengesellschaft | Construction material which can be shaped under the influence of heat, a process for its preparation and its use |
| JP4505710B2 (en) * | 2003-05-13 | 2010-07-21 | 日本ポリウレタン工業株式会社 | Method for producing rigid polyurethane foam |
| CN101906202A (en) * | 2009-06-02 | 2010-12-08 | 诸燮平 | Polyurethane for orthopedic external fixation system in complicated environment and preparation method thereof |
| CN102525610A (en) * | 2010-12-31 | 2012-07-04 | 诸燮平 | Orthopedic external leg-fixing system and using method thereof |
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| Publication number | Publication date |
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| CN105832456B (en) | 2018-04-03 |
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Granted publication date: 20180403 Termination date: 20200523 |