CN102551850A - Forearm and palm orthopedic external fixing system and use method thereof - Google Patents
Forearm and palm orthopedic external fixing system and use method thereof Download PDFInfo
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- CN102551850A CN102551850A CN2010106186222A CN201010618622A CN102551850A CN 102551850 A CN102551850 A CN 102551850A CN 2010106186222 A CN2010106186222 A CN 2010106186222A CN 201010618622 A CN201010618622 A CN 201010618622A CN 102551850 A CN102551850 A CN 102551850A
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- forearm
- external fixation
- polyurethane
- fixation system
- die cavity
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Abstract
The invention relates to a forearm and palm orthopedic external fixing system, which is directly wrapped at the positions of a forearm and a palm of a human body and comprises a cavity sheet provided with an inner cavity and polyurethane arranged in the inner cavity of the cavity sheet. The invention further relates to a use method of the forearm and palm orthopedic external fixing system. When the forearm and palm orthopedic external fixing system is moulded, the temperature is controlled to be at 39 DEG C so as to avoid the fact that diseases including cardiovascular diseases and the like or skin burning are induced due to overheating for some patients and enable treatment of external fixing cases to become convenient, fast and simple. A cavity is made of flexible materials not changing body surface biological potential difference, so that the condition of skin allergy can not appear.
Description
Technical field
The present invention relates to orthopaedics external fixation field, relate in particular to a kind of forearm and palmar hand orthopaedics external fixation system and method for using thereof.
Background technology
At publication number is in the application for a patent for invention of CN101906202A, " a kind of polyurethane for orthopedic external fixation system in complicated environment and preparation method thereof " by name; A kind of polyurethane that is used for the orthopaedics external fixation system is disclosed; This polyurethane is reacted by 1: 0.6～0.75 weight ratio by PPG mixture and modified isocyanate and makes; Said polyurethane cooperates die cavity to use, and can handle the reluctant complex region of plaster fixation and fix, and has enough rigidity, intensity; Again can transmitted X-rays, can clearly understand the situation of fracture site recovery from illness; Also be convenient to simultaneously breathe freely, clean, medical personnel can shirk to clean and to handle the skin surface of injury according to needs of patients freely, demonstrate fully the hommization treatment.
Also there are many Study on thinning parts that needs in above-mentioned orthopaedics external fixation system to the orthopaedics external fixation of human body different parts when reality is used.For example patient's forearm and palm part place are carried out the orthopaedics external fixation, when plastotype since PPG mixture and modified isocyanate mix can heat release, too high as if temperature, can cause patient's epidermis to burn or cause cardio-cerebrovascular diseases; Flexible cavity if the material that adopts does not suit, may cause patient skin allergy etc. owing to be directly with contact skin.
Summary of the invention
The object of the invention; A kind of forearm and palmar hand orthopaedics external fixation system are provided in order to address the above problem exactly; This orthopaedics external fixation system plastotype temperature is suitable, and die cavity adopts the elastomeric material that does not change the body surface potential difference, the situation of skin allergy can not occur.
The present invention also provides the method for using of a kind of above-mentioned forearm and palmar hand orthopaedics external fixation system.
The objective of the invention is to realize like this: a kind of forearm and palmar hand orthopaedics external fixation system; Directly be wrapped in the forearm and the palm place of human body; Comprise die cavity sheet with inner chamber and the polyurethane that places this die cavity sheet inner chamber; Wherein, two sides of said die cavity sheet are joined together to form the sheath shape through connecting device, with forearm and the palm place that directly is wrapped in human body;
Said polyurethane is mixed by 1: 0.6～0.75 mass ratio by PPG mixture and modified isocyanate, and the quality of said polyurethane is 140～310 grams.
Above-mentioned forearm and palmar hand orthopaedics external fixation system, wherein, said connecting device is that slide fastener or tearing are buckled.
Above-mentioned forearm and palmar hand orthopaedics external fixation system, wherein, the quality of said polyurethane is 140～175,250～310 grams.
Above-mentioned forearm and palmar hand orthopaedics external fixation system, wherein, said die cavity sheet is processed by the flexible material that does not change the body surface potential difference and have a retractility.
The present invention also provides the method for using of a kind of above-mentioned forearm and palmar hand orthopaedics external fixation system, may further comprise the steps:
PPG mixture and modified isocyanate are mixed by 1: 0.6～0.75 mass ratio; Make polyurethane slurry after stirring; With the polyurethane slurry of 140～310 grams pour in the inner chamber of die cavity sheet pusher even, launch, then it directly is wrapped in the forearm and the palm place plastotype of human body.
The method for using of above-mentioned forearm and palmar hand orthopaedics external fixation system, wherein, the polyurethane slurry in the said inner chamber of pouring the die cavity sheet into is 140～175,250～310 grams.
Forearm of the present invention and palmar hand orthopaedics external fixation system; Temperature is controlled at 39 ℃ during plastotype; Avoided some patient because of overheated cardio-cerebrovascular diseases or the skin burn of bringing out; Make and handle the external fixation case and become convenient, simple,, the situation of skin allergy can not occur because die cavity is processed by the material that does not change body surface bio electricity potential difference and have a retractility.
Description of drawings
Fig. 1 is the structural representation of forearm of the present invention and palmar hand orthopaedics external fixation system;
Fig. 2 is a schematic partial cross-sectional view among Fig. 1;
Fig. 3 is the sketch map that forearm of the present invention and palmar hand orthopaedics external fixation system are wrapped in human body forearm and palm place.
The specific embodiment
Participate in Fig. 1 to Fig. 3; Forearm of the present invention and palmar hand orthopaedics external fixation system comprise die cavity sheet 1 with inner chamber and the polyurethane 12 that places this die cavity sheet 1 inner chamber; Two sides of die cavity sheet 1 are joined together to form the sheath shape through connecting device 11, and anterior being provided with hold the opening that thumb stretches out, with forearm and the palm place that directly is wrapped in human body; Connecting device 11 is a slide fastener, also can be tearing button (not drawing among the figure); Polyurethane 12 is mixed by 1: 0.6～0.75 mass ratio by PPG mixture and modified isocyanate; The quality of said polyurethane 12 is 140～310 grams; According to human bodily form's size, large size need be used 250～310 gram polyurethane, the small size need with 140～175 gram polyurethane.Wherein, Die cavity sheet 1 is processed by the flexible material that does not change the body surface potential difference and have a retractility; Like the knitted fabric (like cotton 70%, corn fiber 30%) of pure cotton knitted fabric or cotton and the multiple ratio blending of corn fiber or the linen-cotton knitted fabric of cotton and numb multiple ratio blending (as cotton 70%, numb 30%), this material retractility can reach 15%.
PPG mixture and the modified isocyanate mass ratio by 1: 0.6 is mixed, make polyurethane slurry after stirring, according to the size of body shaped; Large size need be used 250～310 gram polyurethane slurries; The small size need with 140～175 gram polyurethane slurries, the polyurethane slurry of appropriate amount is poured in the inner chamber of die cavity sheet after, use specific purpose tool--decide thick cylinder it pushed away even, expansion; Polyurethane slurry gets into solid-state softening section by liquid state; Be wrapped in forearm and the palm place of human body with the die cavity sheet this moment, behind the zip up (or buckling the tearing button), cooperates by hand that the retractility of die cavity self is moulding to make it fit in forearm and palm; After the patient injury kept motionless some minutes, die cavity hardened into voluntarily and rigidly fixes cover.
Embodiment 2
PPG mixture and modified isocyanate mix by 1: 0.62 mass ratio, and all the other steps are identical with embodiment 1.
Embodiment 3
PPG mixture and modified isocyanate mix by 1: 0.65 mass ratio, and all the other steps are identical with embodiment 1.
Embodiment 4
PPG mixture and modified isocyanate mix by 1: 0.66 mass ratio, and all the other steps are identical with embodiment 1.
Embodiment 5
PPG mixture and modified isocyanate mix by 1: 0.68 mass ratio, and all the other steps are identical with embodiment 1.
Embodiment 6
PPG mixture and modified isocyanate mix by 1: 0.7 mass ratio, and all the other steps are identical with embodiment 1.
Embodiment 7
PPG mixture and modified isocyanate mix by 1: 0.73 mass ratio, and all the other steps are identical with embodiment 1.
Embodiment 8
PPG mixture and modified isocyanate mix by 1: 0.75 mass ratio, and all the other steps are identical with embodiment 1.
Forearm of the present invention and palmar hand orthopaedics external fixation system meet the anatomical physiology requirement fully; The plastotype temperature is no more than 39 ℃; Avoided some patient to bring out cardio-cerebrovascular diseases or patient's epidermis is burnt because of overheated; Adopt the material that does not change body surface bio electricity potential difference and have retractility, avoided the generation of skin allergy situation.
Above embodiment only supplies to explain the present invention's usefulness; But not limitation of the present invention; The technical staff in relevant technologies field under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification; Therefore all technical schemes that are equal to also should belong to category of the present invention, should be limited each claim.
Claims (6)
1. forearm and palmar hand orthopaedics external fixation system directly are wrapped in the forearm and the palm place of human body, it is characterized in that this orthopaedics external fixation system comprises die cavity sheet with inner chamber and the polyurethane that places this die cavity sheet inner chamber, wherein,
Two sides of said die cavity sheet are joined together to form the sheath shape through connecting device, with forearm and the palm place that directly is wrapped in human body;
Said polyurethane is mixed by 1: 0.6～0.75 mass ratio by PPG mixture and modified isocyanate, and the quality of said polyurethane is 140～310 grams.
2. forearm as claimed in claim 1 and palmar hand orthopaedics external fixation system is characterized in that, said connecting device is that slide fastener or tearing are buckled.
3. according to claim 1 or claim 2 forearm and palmar hand orthopaedics external fixation system is characterized in that, the quality of said polyurethane is 140～175,250～310 grams.
4. according to claim 1 or claim 2 forearm and palmar hand orthopaedics external fixation system is characterized in that, said die cavity sheet is processed by the flexible material that does not change the body surface potential difference and have a retractility.
5. the method for using of forearm and palmar hand orthopaedics external fixation system is characterized in that, may further comprise the steps:
PPG mixture and modified isocyanate are mixed by 1: 0.6～0.75 mass ratio; Make polyurethane slurry after stirring; With the polyurethane slurry of 140～310 grams pour in the inner chamber of die cavity sheet pusher even, launch, then it directly is wrapped in the forearm and the palm place plastotype of human body.
6. like the method for using of said forearm of claim 5 and palmar hand orthopaedics external fixation system, it is characterized in that the polyurethane slurry in the said inner chamber of pouring the die cavity sheet into is 140～175,250～310 grams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106186222A CN102551850A (en) | 2010-12-31 | 2010-12-31 | Forearm and palm orthopedic external fixing system and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106186222A CN102551850A (en) | 2010-12-31 | 2010-12-31 | Forearm and palm orthopedic external fixing system and use method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102551850A true CN102551850A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010106186222A Pending CN102551850A (en) | 2010-12-31 | 2010-12-31 | Forearm and palm orthopedic external fixing system and use method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105816265A (en) * | 2016-05-23 | 2016-08-03 | 上海优创医疗器械技术有限公司 | Rigid molding technology for forearm of human body |
| CN106182533A (en) * | 2016-07-20 | 2016-12-07 | 诸燮平 | A kind of rigidity formations for human body neck thoracic vertebra |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030083605A1 (en) * | 2001-11-01 | 2003-05-01 | Edmund Allan G. | Comfortable joint sleeve |
| CN101279110A (en) * | 2008-05-29 | 2008-10-08 | 诸燮平 | Novel bone surgery fixing system and method of use thereof and polyurethane applied therein |
| CN101906202A (en) * | 2009-06-02 | 2010-12-08 | 诸燮平 | Polyurethane for orthopedic external fixation system in complicated environment and preparation method thereof |
-
2010
- 2010-12-31 CN CN2010106186222A patent/CN102551850A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030083605A1 (en) * | 2001-11-01 | 2003-05-01 | Edmund Allan G. | Comfortable joint sleeve |
| CN101279110A (en) * | 2008-05-29 | 2008-10-08 | 诸燮平 | Novel bone surgery fixing system and method of use thereof and polyurethane applied therein |
| CN101906202A (en) * | 2009-06-02 | 2010-12-08 | 诸燮平 | Polyurethane for orthopedic external fixation system in complicated environment and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105816265A (en) * | 2016-05-23 | 2016-08-03 | 上海优创医疗器械技术有限公司 | Rigid molding technology for forearm of human body |
| CN105816265B (en) * | 2016-05-23 | 2018-02-09 | 上海优创医疗器械技术有限公司 | A kind of rigid formations for human body forearm |
| CN106182533A (en) * | 2016-07-20 | 2016-12-07 | 诸燮平 | A kind of rigidity formations for human body neck thoracic vertebra |
| CN106182533B (en) * | 2016-07-20 | 2018-07-24 | 诸燮平 | A kind of rigid formations for human body neck thoracic vertebrae |
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Application publication date: 20120711 |