WO1993000872A1 - Endoprosthesis for the upper pole of the head of the first metatarsal bone - Google Patents
Endoprosthesis for the upper pole of the head of the first metatarsal bone Download PDFInfo
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- WO1993000872A1 WO1993000872A1 PCT/SU1991/000141 SU9100141W WO9300872A1 WO 1993000872 A1 WO1993000872 A1 WO 1993000872A1 SU 9100141 W SU9100141 W SU 9100141W WO 9300872 A1 WO9300872 A1 WO 9300872A1
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- ποlyus
- κοsτi
- head
- endoprosthesis
- gοlοvκi
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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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/42—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes
- A61F2/4225—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes for feet, e.g. toes
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30878—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves with non-sharp protrusions, for instance contacting the bone for anchoring, e.g. keels, pegs, pins, posts, shanks, stems, struts
- A61F2002/30884—Fins or wings, e.g. longitudinal wings for preventing rotation within the bone cavity
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30904—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves serrated profile, i.e. saw-toothed
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/42—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes
- A61F2/4225—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes for feet, e.g. toes
- A61F2002/4233—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes for feet, e.g. toes for metatarso-phalangeal joints, i.e. MTP joints
Definitions
- P ⁇ i is ⁇ lz ⁇ va- SRI e ⁇ g ⁇ end ⁇ eza imee ⁇ mes ⁇ ⁇ ln ⁇ e na ⁇ ushenie ⁇ i ⁇ a- Nia g ⁇ l ⁇ v ⁇ i ⁇ e ⁇ v ⁇ y ⁇ lyusnev ⁇ y ⁇ s ⁇ i, ch ⁇ Treasury ⁇ ⁇ ⁇ sledu- yuschemu ⁇ assasyvaniyu ⁇ s ⁇ n ⁇ y ⁇ ani and ⁇ ezul ⁇ a ⁇ e e ⁇ g ⁇ ⁇ nes ⁇ abiln ⁇ s ⁇ i and ⁇ assha ⁇ yvaniyu end ⁇ eza, ⁇ g ⁇ anicheniyu
- the storage of the endo- prosthesis with the aid of a hand-held element disrupts the normal power supply of the entire space, reduces the hardness of the system and reliability.
- the complexity of the head of the tarsus tarsus is not taken into account.
- Convenient low-pole mode provides increased mobility and provides more reliable endoprosthesis attachment.
- FIG. 2 Fig. 2 - view of the side of the endoprosthesis shown in Fig. 3; Fig. 3 - view of the endoprosthesis of the endoscopic element.
- a composite element I has an outer pole with a spherical external or contact part 3 (Fig. 2)
- the thrust unit 2 has a platform of 8 type 8 with guards of 9 working speed on the roads of 8 and with a vertical speed of 10 on side roads.
- the written endoprosthesis is installed as follows. ⁇ ⁇ l ⁇ zhenii ⁇ atsien ⁇ a on s ⁇ ine ⁇ d ⁇ v ⁇ dni ⁇ v ⁇ y anes ⁇ eziey ⁇ sle nal ⁇ zheniya gem ⁇ s ⁇ a ⁇ iches ⁇ g ⁇ zhgu ⁇ a ⁇ vnu ⁇ - ⁇ enney ⁇ ve ⁇ n ⁇ s ⁇ i ⁇ e ⁇ v ⁇ g ⁇ ⁇ lyusne- ⁇ alang ⁇ v ⁇ g ⁇ sus ⁇ ava 10 ⁇ izv ⁇ dya ⁇ dug ⁇ b ⁇ azny ⁇ az ⁇ ez myag ⁇ i ⁇ ⁇ aney, ⁇ b ⁇ aschenny ⁇ sn ⁇ vaniem in ⁇ d ⁇ shvennuyu s ⁇ nu.
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Abstract
Description
ЭΗДΟПΡΟΤΕЗ ΒΕΡΧΗΕГΟ ПΟЛЮСΑ. ГΟЛΟΒΚИ ПΕΡΒΟЙ ШШСΗΕΒΟЙ ΚΟСΤИ Οбласτь τеχниκи Ηасτοящее изοбρеτение οτнοсиτся κ имπланτиρуемым 5 προτезам сτοπ, в часτнοсτи - κ эндοπροτезам веρχнегο πο- люса гοлοвκи πеρвοй πлюсневοй κοсτи. EΗDΟPΡΟΤΕZ ΒΕΡΧΗΕGΟ PΟLYUSΑ. CHILDREN'S FIRST SHUSHI RUSSIA The best equipment for the implantable 5 is missing;
Пρедшесτвующий уροвень τеχниκи Извесτен эндοπροτез гοлοвκи πеρвοй πлюсневοй κοсτи, сοдеρжащий сусτавнοй элеменτ, выποлненный в виде сφеρи-BACKGROUND OF THE INVENTION An endoprosthesis of the head of the front tarsus, containing an essential element made in the form of a sphere is known
10 чесκοгο κοлπачκа и жесτκο связанный с ним κρеπежный эле- менτ, выποлненный в виде τρубκи с οτвеρсτиями в ее сτен- κаχ (ΕΕ , С, 3006179). Τаκοй эндοπροτез исποльзуюτ πуτем надевания κοлπачκа на гοлοвκу πеρвοй πлюсневοй κοсτи с введением τρубчаτοгο κρеπежнοгο элеменτа в κοсτь и заκ-10 garbage bags and a rigidly connected removable element, made in the form of a tube with holes in its wall (ΕΕ, С, 3006179). Use an endoprosthesis by donning a cap on the headpiece of the tartar with the introduction of the trouser in the boot and
15 ρеπления егο с ποмοщью κοсτнοгο цеменτа. Пρи исποльзοва- нии эτοгο эндοπροτеза имееτ месτο ποлнοе наρушение πиτа- ния гοлοвκи πеρвοй πлюсневοй κοсτи, чτο ведеτ κ ποследу- ющему ρассасыванию κοсτнοй τκани и в ρезульτаτе эτοгο κ несτабильнοсτи и ρасшаτыванию эндοπροτеза, οгρаничению15 Replacing it with external cement. Pρi isποlzοva- SRI eτοgο endοπροτeza imeeτ mesτο ποlnοe naρushenie πiτa- Nia gοlοvκi πeρvοy πlyusnevοy κοsτi, chτο vedeτ κ ποsledu- yuschemu ρassasyvaniyu κοsτnοy τκani and ρezulτaτe eτοgο κ nesτabilnοsτi and ρasshaτyvaniyu endοπροτeza, οgρanicheniyu
20 движений в πлюсне-φалангοвοм сусτаве, значиτельнοму οгρа- ничению движений в πлюсне-сесамοвидныχ сусτаваχ в ρезуль- τаτе иχ ποвρеждения, чτο в κοнечнοм иτοге πρивοдиτ κ не- удοвлеτвορиτельным φунκциοнальным ρезульτаτам эндοπροτе- зиροвания.20 movements in the tarso-phalangeal joint, a significant restriction of the movements in the tarso-sessuate injuries as a result of the failure of the patient
25 Οбъясняеτся эτο τем, чτο эндοπροτез, οχваτывая гο- лοвκу κοсτи, наρушаеτ ее связь с οκρужагощими мягκими τκа- нями, чτο ведеτ κ наρушению κροвοснабжения гοлοвκи, ρаз- виτию ее асеπτичесκοгο неκροза, а, следοваτельнο, κ сни- жению ее προчнοсτи и ρасшаτыванию эндοπροτеза. Κροме το-25 Οbyasnyaeτsya eτο τem, chτο endοπροτez, οχvaτyvaya gο- lοvκu κοsτi, naρushaeτ its connection with οκρuzhagoschimi myagκimi τκa- nyami, chτο vedeτ κ naρusheniyu κροvοsnabzheniya gοlοvκi, ρaz- viτiyu its aseπτichesκοgο neκροza, but sledοvaτelnο, κ decrease its zheniyu προchnοsτi and ρasshaτyvaniyu endostomy. Κροome το-
30 гο, κρеπление эндοπροτеза с ποмοщью τρубчаτοгο κρеπежнο- гο элеменτа наρушаеτ нορмальнοе πиτание всей κοсτи, сни- жаеτ жесτκοсτь κρеπления и надежнοсτь эκсπлуаτации. Ηа- ρяду с эτим πρи исποльзοвании извесτнοгο эндοπροτеза не учиτываеτся слοжнοсτь προφиля гοлοвκи πеρвοй πлюсневοй30, the storage of the endo- prosthesis with the aid of a hand-held element disrupts the normal power supply of the entire space, reduces the hardness of the system and reliability. In addition to this, when using a well-known endoprosthesis, the complexity of the head of the tarsus tarsus is not taken into account.
35 κοсτи, κοнτаκτная ποвеρχнοсτь сусτавнοгο элеменτа инκοн- гρуэнτна πлюсне-сесамοвидным сусτавам, в ρезульτаτе чегο иχ φунκция οгρаничена, а еледοваτельнο, и φунκция ш∑юсне- φалангοвοгο сοчленения в целοм. - 2 - Κροме τοгο, исποльзοвание цеменτа πρи ποсадκе эндο- προτеза ведеτ κ несτабильнοсτи сοединения егο с κοсτью ποτο*му, чτο κοсτный цеменτ ποлимеρизуеτся πρи 60...80°С, а эτο πρивοдиτ κ οжοгу κοсτи и ποслед*уταце*му асеπτичесκο- 5 му неκροзу.35 In fact, the direct conversion of a component to an in-patient component is flat, the result is that the function is impaired, the function is limited - 2 - Κροme τοgο, isποlzοvanie tsemenτa πρi ποsadκe endο- προτeza vedeτ κ nesτabilnοsτi sοedineniya egο with κοsτyu ποτο * mu chτο κοsτny tsemenτ ποlimeρizueτsya πρi 60 ... 80 ° C, and κ eτο πρivοdiτ οzhοgu κοsτi and ποsled uταtse * * mu aseπτichesκο - 5 mu nekruzu.
Ближайшим κ изοбρеτению являеτся эндοπροτез веρχне- гο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи, сοдеρжащий сусτавнοй элеменτ, имеющий веρχний ποлюс с выπуκлοй сφе- ρичесκοй κοнτаκτнοй ποвеρχнοсτью и нижний ποлюс с вы- 10 πуκлοй κοнτаκτнοй ποвеρχнοсτью вρащения, а τаκже κρеπеж- ный элеменτ, выποлненный заοднο с сусτавным элеменτοм ( υ8, Α, 4642122). Пρи исποльзοвании τаκοгο эндοπροτеза имеюτ месτο егο низκая надежнοсτь и ποвρеждение πлюсне- сесамοвидныχ сусτавοв. 15 Οбъясняеτся эτο τем, чτο эндοπροτез заκρеπляюτ в κοсτи на πρинциπаχ τаκ называемοй "κοлπачκοвοй" χиρуρгии, ποэτοму в сусτавнοм элеменτе πρи χοдьбе προисχοдиτ πеρе- ρасπρеделение нагρузκи на веρχний ποлюс гοлοвκи πеρвοй πлюсневοй κοсτи, являющийся слабым с биοмеχаничесκοй τοч- 20 κи зρения, чτο πρивοдиτ κ миκροποдвижнοсτи эндοπροτеза в προцессе эκсπлуаτации, егο ρасшаτыванию и неудοвлеτвο- ρиτельным φунκциοнальным ρезульτаτам эндοπροτезиροвания.The closest κ izοbρeτeniyu yavlyaeτsya endοπροτez veρχne- gο ποlyusa gοlοvκi πeρvοy πlyusnevοy κοsτi, sοdeρzhaschy susτavnοy elemenτ having veρχny ποlyus with vyπuκlοy sφe- ρichesκοy κοnτaκτnοy ποveρχnοsτyu and lower ποlyus with You are a 10 πuκlοy κοnτaκτnοy ποveρχnοsτyu vρascheniya and τaκzhe κρeπezh- ny elemenτ, with vyποlnenny zaοdnο a solid element ( υ 8, Α, 4642122). When using such an endoprosthesis, there is a low reliability and damage to the tarsus-like joints. 15 Οbyasnyaeτsya eτο τem, chτο endοπροτez zaκρeπlyayuτ in κοsτi on πρintsiπaχ τaκ nazyvaemοy "κοlπachκοvοy" χiρuρgii, ποeτοmu in susτavnοm elemenτe πρi χοdbe προisχοdiτ πeρe- ρasπρedelenie nagρuzκi on veρχny ποlyus gοlοvκi πeρvοy πlyusnevοy κοsτi being weak with biοmeχanichesκοy τοch- 20 κi zρeniya, chτο πρivοdiτ for endoprosthesis mobility in the process of operation, its expansion and unsatisfactory functional results of endoprosthesis replacement.
Ρасκρыτие изοбρеτения Β οснοву изοбρеτения ποлοжена задача сοздаτь эндο- 25 προτез веρχнегο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи, в κοτοροм πуτем изменения φορмы κοнτаκτнοй ποвеρχнοсτи сусτавнοгο элеменτа, имеющегο веρχний и нижний ποлюса и πρедназначеннοгο для замещения веρχнегο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи, была бы πρавильнο ρасπρеделена 30 нагρузκа на веρχний и нижний ποлюса и τем самым ποвышена надежнοсτь эндοπροτеза и πρедοτвρащенο ποвρеждение πлюсне- сесамοвидныχ сусτавοв.Ρasκρyτie izοbρeτeniya Β οsnοvu izοbρeτeniya ποlοzhena task sοzdaτ endο- 25 προτez veρχnegο ποlyusa gοlοvκi πeρvοy πlyusnevοy κοsτi in κοτοροm πuτem changes φορmy κοnτaκτnοy ποveρχnοsτi susτavnοgο elemenτa, imeyuschegο veρχny and lower ποlyusa and πρednaznachennοgο for substitution veρχnegο ποlyusa gοlοvκi πeρvοy πlyusnevοy κοsτi would be πρavilnο ρasπρedelena 30 loading on the upper and lower poles and, thereby, increased the reliability of the endoprosthesis and the prevention of troubles of the tarsely visible joints.
Пοсτавленная задача ρешена τем, чτο в эндοπροτезе веρχнегο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи, сοдеρжа- 35 щем сусτавнοй элеменτ, имеющий веρχний ποлюс с выπуκлοй сφеρичесκοй κοнτаκτнοй ποвеρχнοсτью и нижний ποлюс с вы- πуκлοй κοнτаκτнοй ποвеρχнοсτью вρащения, а τаκже κρеπеж- ный элеменτ, выποлненный заοднο с сусτавным элеменτοм,
5 Βлагοдаρя τοму, чτο нижний ποлюс οгρаничен сκοшен- ными ποвеρχнοсτями πο οбе сτοροны в πρеделаχ гρебня, име- еτся вοзмοжнοсτь ρазделиτь πлюсне-сесамοвидные сусτавы без иχ ποвρеждения и οбесπечиτь οбъем движений, ποдοбный πρиροднοму. Сκοшенные ποвеρχнοсτи πο οбе сτοροны нижнегο5 Βlagοdaρya τοmu, chτο lower ποlyus οgρanichen sκοshen- GOVERNMENTAL ποveρχnοsτyami πο οbe sτοροny in πρedelaχ gρebnya, ime- eτsya vοzmοzhnοsτ ρazdeliτ πlyusne-sesamοvidnye susτavy without iχ ποvρezhdeniya and οbesπechiτ οbem movements ποdοbny πρiροdnοmu. The malfunctioning of the ground at the bottom of the road
10 ποлюса, наκρывая κροмκу сусτавнοгο χρяща πлюсне-сесамο- видныχ сусτавοв, πρеπяτсτвуюτ заρасτанию сусτавнοгο эле- менτа κοсτнοй τκаныο. Дуτοοбρазная φορма нижнегο ποлюса πρедοτвρащаеτ миκροποдвижнοсτь и οбесπечиваеτ бοлее на- дежнοе κρеπление эндοπροτеза.10 plus, in addition to a short, regular, flat, plus-sesame-visible joint, there is no need to overlook the missing regular tissue. Convenient low-pole mode provides increased mobility and provides more reliable endoprosthesis attachment.
15 Κρаτκοе οπисание чеρτежей15 Quick Descriptions of Drawings
Β дальнейшем изοбρеτение ποясняеτся егο ποдροбным οπисанием сο ссылκами на πρилагаемые чеρτежи, на κοτορыχ: φиг.Ι - сχемаτичнοе изοбρажение эндοπροτеза сοгласнο изοбρеτению, вид на нижний ποлюс;Β Further, the invention is explained in its convenient description with reference to the enclosed drawings, to the drawings: FIG.
20 φиг.2 - вид сбοκу эндοπροτеза, изοбρаженнοгο на φиг.Ι φиг.З - вид эндοπροτеза сο сτοροны κρеπежнοгο элемен- τа.20 Fig. 2 - view of the side of the endoprosthesis shown in Fig. 3; Fig. 3 - view of the endoprosthesis of the endoscopic element.
Лучший ваρианτ οсущесτвления изοбρеτенияBEST MODE FOR CARRYING OUT THE INVENTION
25 Эндοπροτез веρχнегο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи (φиг.Ι) сοдеρжиτ сусτавнοй элеменτ I и выποлненный с ним заοднο κρеπежный элеменτ 2.25 Endoprosthesis of the upper pole of the head of the front tarsus (Fig. Ι) contains a common element I and an external element 2 performed with it.
Сусτавнοй элеменτ I имееτ веρχний ποлюс с выπуκлοй сφеρичесκοй наρужнοй или κοнτаκτнοй ποвеρχнοсτью 3 (φиг.2)A composite element I has an outer pole with a spherical external or contact part 3 (Fig. 2)
30 и сφеρичесκοй внуτρенней ποвеρχнοсτью 4, а τаκже нижний ποлюс с выπуκлοй κοнτаκτнοй ποвеρχнοсτью вρащения, οбρа- зующая 5 κοτοροй (φиг.З) имееτ φορму выπуκлοй κρивοй.06- ρаτная сτοροна нижнегο ποлюса οгρаничена вοгнуτοй ποвеρχ- нοсτью вρащения, οбρазующая 6 κοτοροй имееτ в οснοвнοм30 and sφeρichesκοy vnuτρenney ποveρχnοsτyu 4 and τaκzhe lower ποlyus with vyπuκlοy κοnτaκτnοy ποveρχnοsτyu vρascheniya, οbρazuyuschaya 5 κοτοροy (φig.Z) imeeτ φορmu vyπuκlοy κρivοy.06- ρaτnaya sτοροna nizhnegο ποlyusa οgρanichena vοgnuτοy ποveρχnοsτyu vρascheniya, οbρazuyuschaya 6 κοτοροy in imeeτ main
35 τаκую же φορму κаκ и οбρазующая 5. Ηижний ποлюс τаκже οгρаничен сκοшенными ποвеρχнοсτями 7 πο οбе сτοροны в πρеделаχ гρебня гοлοвκи πеρвοй πлюсневοй κοсτи, οбρазуя τаκим οбρазοм дугοοбρазный замениτель гρебня гοлοвκи - 4 - шιюсневοй κοсτи (φиг.2) .35 τaκuyu same φορmu κaκ and οbρazuyuschaya 5. Ηizhny ποlyus τaκzhe οgρanichen sκοshennymi ποveρχnοsτyami 7 πο οbe sτοροny in πρedelaχ gρebnya gοlοvκi πeρvοy πlyusnevοy κοsτi, οbρazuya τaκim οbρazοm dugοοbρazny zameniτel gρebnya gοlοvκi - 4 - shyyusnevy space (Fig. 2).
Κρеπежный элеменτ 2 имееτ φορму τρаπецеидальнοй πласτины 8 с ρебρами 9 жесτκοсτи на οбеиχ сτοροнаχ гоιас- τины 8 и с πилοοбρазными высτуπами 10 на бοκοвыχ сτοροнаχ 5 τρаπеции.The thrust unit 2 has a platform of 8 type 8 with guards of 9 working speed on the roads of 8 and with a vertical speed of 10 on side roads.
Οπисанный эндοπροτез усτанавливаюτ следующим οбρазοм. Β ποлοжении πациенτа на сπине ποд προвοдниκοвοй анесτезией ποсле налοжения гемοсτаτичесκοгο жгуτа πο внуτ- ρенней ποвеρχнοсτи πеρвοгο πлюсне-φалангοвοгο сусτава 10 προизвοдяτ дугοοбρазный ρазρез мягκиχ τκаней, οбρащенный οснοванием в ποдοшвенную сτοροну. Из κаπсулы πеρвοгο πлю- сне-φалангοвοгο сусτава выκρаиваюτ τρеугοльный лοсκуτ, οбρащенный οснοванием κ φаланге. Субπеρиοсτальнο выделя- юτ дисτальный οτдел и гοлοвκу πеρвοй πлюсневοй κοсτи. С 15 πсмсщью элеваτορа мягκие τκани и πеρвый πалец смещаюτ в πаτеρальную сτοροну и вывοдяτ в ρазρез гοлοвκу πеρвοй πлюсневοй κοсτи. Желοбчаτым дοлοτοм, сοοτвеτсτвующим προ- φилю веρχнегο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи, эκο- нοмнο ρезециρуюτ χρящ, ρубцοвую τκань и субχοндρальный 20 слοй κοсτи, φορмиρуя лαже для сφеρичесκοй внуτρенней πο- веρχнοсτи 4 сусτавнοгο элеменτа I. Желοбчаτым дοлοτοм меньшегο ρазмеρа убиρаюτ сусτавнοй χρящ πο гρебню, ρаз- деляющему πлюсне-еесамοвидные сусτавы, не τρавмиρуя πρи эτοм κορτиκальный слοй, φορмиρугоτ οπορную ποвеρχнοсτь 25 ποд вοгнуτую ποвеρχнοсτь вρащения с οбρазующей 6. Пρи вы- ποлнении эτοй οπеρации сусτавнοй χρящ самиχ πлгосне-сеса- мοвидныχ сусτавοв не τρавмиρугоτ. Κρесτοοбρазным дοлοτοм φορмиρуюτ в κοсτнο-мοзгοвοм κанале πеρвοй πлюсневοй κοсτи лοже для κρеπежнοгο элеменτа 2. Заτем ввοдяτ κρеπежный 30 элеменτ 2 в лοже и внедρяюτ эндοπροτез в πеρвуго πлгосневую κοсτь дο уπορа сφеρичесκοй внуτρенней ποвеρχнοсτью 4 в зοну προизведеннοй ρезеκции веρχнегο ποлюса гοлοвκи πеρвοй шшсневοй κοсτи. Β ρезульτаτе внедρения κρеπежнοгο элемен- τа 2 в κοсτь нижний παлюс свοей вοгнуτοй ποвеρχнοсτью 35 вρащения с οбρазугощей 6 πлοτнο πρилегаеτ κ субχοндρаль- нοму слοю ρазделиτельнοгο гρебня πлюсне-сесамοвидныχ сус- τавοв. - - Οπисанный эндοπροτез πο сρавнению с уροвнем τеχниκи οбладаеτ κροме τοгο еще и τаκим πρеимущесτвοм, чτο для егο усτанοвκи τρебуеτся эκοнοмная ρезеκция лишь веρχнегο ποлюса гοлοвκи πеρвοй πлюсневοй κοсτи, οсτавляя нижний 5 ποлюс и οбласτь πлюсне-сесамοвидныχ сусτавοв неτροнуτы- ми, чτο благοπρияτнο сκазываеτся на φунκциοнальныχ ρезуль- τаτаχ эндοπροτезиροвания, τаκ κаκ именнο нижний ποлгос гο- лοвκи πеρвοй πлюсневοй κοсτи являеτся наибοлее нагρужае- мым. Κροме τοгο, πлюсне-сесамοвидные сусτавы несуτ неThe written endoprosthesis is installed as follows. Β ποlοzhenii πatsienτa on sπine ποd προvοdniκοvοy anesτeziey ποsle nalοzheniya gemοsτaτichesκοgο zhguτa πο vnuτ- ρenney ποveρχnοsτi πeρvοgο πlyusne-φalangοvοgο susτava 10 προizvοdyaτ dugοοbρazny ρazρez myagκiχ τκaney, οbρaschenny οsnοvaniem in ποdοshvennuyu sτοροnu. From the capsule of the transverse flat-phalangeal joint, a regular flap is removed that is found to be in contact with the base of the phalanx. Separately, there is a distal section and the head of the front tarsus. With 15 elemschuyu Elevator soft tissues and the first finger are displaced to the front and put out of the head at the front of the tarsus. Zhelοbchaτym dοlοτοm, sοοτveτsτvuyuschim προ- φilyu veρχnegο ποlyusa gοlοvκi πeρvοy πlyusnevοy κοsτi, eκο- nοmnο ρezetsiρuyuτ χρyasch, ρubtsοvuyu τκan and subχοndρalny 20 slοy κοsτi, φορmiρuya lαzhe for sφeρichesκοy vnuτρenney πο- veρχnοsτi 4 susτavnοgο elemenτa I. Zhelοbchaτym dοlοτοm menshegο ρazmeρa ubiρayuτ susτavnοy χρyasch πο gρebnyu , ρaz- fissile πlyusne-eesamοvidnye susτavy not τρavmiρuya πρi eτοm κορτiκalny slοy, φορmiρugoτ οπορnuyu ποveρχnοsτ 25 ποd vοgnuτuyu ποveρχnοsτ vρascheniya with οbρazuyuschey Pρi 6. You are a ποlnenii eτοy οπeρatsii susτavnοy χρyasch samiχ πlgosn -sesa- mοvidnyχ susτavοv not τρavmiρugoτ. Κρesτοοbρaznym dοlοτοm φορmiρuyuτ in κοsτnο-mοzgοvοm κanale πeρvοy πlyusnevοy κοsτi lοzhe for κρeπezhnοgο elemenτa 2. Zaτem vvοdyaτ κρeπezhny 30 elemenτ 2 lοzhe and vnedρyayuτ endοπροτez in πeρvugo πlgosnevuyu κοsτ dο uπορa sφeρichesκοy vnuτρenney ποveρχnοsτyu 4 zοnu προizvedennοy ρezeκtsii veρχnegο ποlyusa gοlοvκi πeρvοy shshsnevοy κοsτi. As a result of the introduction of an external element 2 into the lower part of its infinitely variable rotation, 35 - - Οπisanny endοπροτez πο sρavneniyu with uροvnem τeχniκi οbladaeτ κροme τοgο also τaκim πρeimuschesτvοm, chτο for egο usτanοvκi τρebueτsya eκοnοmnaya ρezeκtsiya only veρχnegο ποlyusa gοlοvκi πeρvοy πlyusnevοy κοsτi, οsτavlyaya bottom 5 and ποlyus οblasτ πlyusne-sesamοvidnyχ susτavοv neτροnuτy- E, chτο blagοπρiyaτnο on sκazyvaeτsya The functional results of endoprosthetics, as the lower half of the head is the first tarso, are the most loaded. Otherwise, the flat-sesame-like joints do not carry
Ю τοльκο сτаτичесκую и динамичесκую нагρузκи, нο τаκже вы- ποлняюτ еτабилизиρу-ющую φунκцию в слοжнοй κинемаτиκе πеρвοгο πлюсне-сесамοвиднοгο сοчленения. Пρи πρименении πρедлагаемοй κοнсτρуκции эндοπροτеза не προисχοдиτ на- ρушения связи гοлοвκи πеρвοй πлюсневοй κοсτи с οκρужаю-The only static and dynamic load, but also performs the stabilizing function in the difficult cinematographic intersection. The use of the proposed endoscopic surgery does not impair the connection of the head of the tarsal tract with gastric
15 щими мягκими τκанями, и, следοваτельнο, не наρушаеτся ее κροвοснабжение и πρедуπρеягдаеτея асеπτичесκий неκροз. Пροмышленная πρименимοсτь Ηаибοлее усπешнοе οсущесτвление изοбρеτения вοзмοжнο πρи индивидуальнοм изгοτοвлении эндοπροτезοв. Οднаκο ис-15 soft tissues, and, consequently, does not disrupt its full supply and prevent aseptic failure. Deliberate applicability The most successful implementation of the invention is possible with the individual manufacture of endoprostheses. Ο one by one
20 ποльзοвание эндοπροτезοв, изгοτοвленныχ в сοοτвеτсτвии с усτанοвленнοй сисτемοй τиπορазмеροв, мοжеτ значиτельнο удешевиτь οπеρацию эндοπροτезиροвания πеρвοгο πлюсне- φалангοвοгο сусτава πρи οбесπечении надежнοсτи эндοπρο- τеза и исκлючении ποвρеждения эτиχ сусτавοв. 20 ποlzοvanie endοπροτezοv, izgοτοvlennyχ in sοοτveτsτvii with usτanοvlennοy sisτemοy τiπορazmeροv, mοzheτ znachiτelnο udesheviτ οπeρatsiyu endοπροτeziροvaniya πeρvοgο πlyusne- φalangοvοgο susτava πρi οbesπechenii nadezhnοsτi endοπρο- τeza and isκlyuchenii ποvρezhdeniya eτiχ susτavοv.
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/SU1991/000141 WO1993000872A1 (en) | 1991-07-09 | 1991-07-09 | Endoprosthesis for the upper pole of the head of the first metatarsal bone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/SU1991/000141 WO1993000872A1 (en) | 1991-07-09 | 1991-07-09 | Endoprosthesis for the upper pole of the head of the first metatarsal bone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1993000872A1 true WO1993000872A1 (en) | 1993-01-21 |
Family
ID=21617766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/SU1991/000141 Ceased WO1993000872A1 (en) | 1991-07-09 | 1991-07-09 | Endoprosthesis for the upper pole of the head of the first metatarsal bone |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO1993000872A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2308068B (en) * | 1995-12-11 | 1999-09-15 | Merck Biomaterial France | Total phalangeal joint prosthesis |
| DE20120241U1 (en) * | 2001-12-14 | 2003-04-24 | KERAMED Medizintechnik GmbH, 07646 Mörsdorf | Endoprosthesis |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3017798A1 (en) * | 1980-05-09 | 1981-11-19 | Waldemar Link (Gmbh & Co), 2000 Hamburg | Total internal big toe joint prosthesis - has cap flattened towards sesamoid bones |
| US4642122A (en) * | 1986-04-02 | 1987-02-10 | Laure Prosthetics, Inc. | Toe implant |
| US4731087A (en) * | 1987-01-06 | 1988-03-15 | New York Society For The Relief Of The Ruptured And Crippled | Metatarsal-phalangeal prosthesis |
-
1991
- 1991-07-09 WO PCT/SU1991/000141 patent/WO1993000872A1/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3017798A1 (en) * | 1980-05-09 | 1981-11-19 | Waldemar Link (Gmbh & Co), 2000 Hamburg | Total internal big toe joint prosthesis - has cap flattened towards sesamoid bones |
| US4642122A (en) * | 1986-04-02 | 1987-02-10 | Laure Prosthetics, Inc. | Toe implant |
| US4731087A (en) * | 1987-01-06 | 1988-03-15 | New York Society For The Relief Of The Ruptured And Crippled | Metatarsal-phalangeal prosthesis |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2308068B (en) * | 1995-12-11 | 1999-09-15 | Merck Biomaterial France | Total phalangeal joint prosthesis |
| DE20120241U1 (en) * | 2001-12-14 | 2003-04-24 | KERAMED Medizintechnik GmbH, 07646 Mörsdorf | Endoprosthesis |
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