Source: https://patents.google.com/patent/WO1997010767A1/en
Timestamp: 2018-12-16 18:50:14
Document Index: 543529994

Matched Legal Cases: ['art 13', 'art 12', 'art 12', 'art 12', 'art 3', 'art 13']

WO1997010767A1 - Securing pin - Google Patents
Securing pin Download PDF
WO1997010767A1
WO1997010767A1 PCT/DE1996/001744 DE9601744W WO9710767A1 WO 1997010767 A1 WO1997010767 A1 WO 1997010767A1 DE 9601744 W DE9601744 W DE 9601744W WO 9710767 A1 WO9710767 A1 WO 9710767A1
PCT/DE1996/001744
The invention relates to a securing pin fitted with a connector for a drill or the like. The securing pin can be used especially as a soft portion re-fixing implant and fitted with a securing section on which an intermediate component can be fitted and the shaft section or the securing section can be made out of round at its distal end and the intermediate component is matched thereto.
Advantageous embodiments are described in the Uπteransprüchen
printed in other words, it is proposed that a to be inserted into the bone implant part is provided which consists of a threaded part and a to it anschließen¬ is the fixation portion, wherein a hole is provided preferably in the fixation section, laying the solid muscle strand of the tape or tendon or the like allows the fixation section. The threaded part preferably comprises a fine thread, and also joins the fixing portion at its gegen¬ the threaded part opposite end a connecting means on which permits now the implant having for example a Bohr¬ machine into the bone-set can be This connection means is significant because the implant is to be drilled directly into the bone, ie it should not be pre-drilled, but to achieve a tight fit of the implant in the bone, this is the
Drill inserted directly into the bone. Here, the connection means may be formed as a shaft part, to which the drilling spindle adjoining the connecting means or is formed as a allen key in the fixation section, but may also be designed as a polygon or oval part of the area on the shaft part or on the fixation portion.
The shaft portion includes, for. B. so that it can be removed via a predetermined breaking notch on the fixation portion on, by use of the shank part. Here, however, can also
Shank part consist of a material, the cutting to length by a cutting od a pliers. Like. Makes
The fixation section is characterized essentially by tools that od the setting of the soft tissue strand. Permit the like are preferably in the fixation portion of a
"Fixing pin"
The invention relates to a fixing pin as a fixation implant, in particular an implant for osteosynthesis Weichteilrefixations- establishing of muscles or the like to bone
The definition of torn or cut off parts of muscles, tendons and / or RIBBONS of bone to which they are grown in a normal state and anchored, great difficulties because of the growth and self-fixation of soft tissue strand to the bone for a long time
Time and rest is needed
The invention has for its object to provide a Fixationsim¬ Plantat, especially a Weichteilrefixations- implant, which makes it possible to fix the muscle strand to the bone so as to reduce the erforder¬ for the growth of muscles Liche time and a secure position muscle to guarantee the bone
This underlying the invention object is achieved by the
Teaching of the main claim solved Advantageous embodiments are described in the Unteransprύchen
In other words, it is proposed that a to be inserted into the bone implant part is provided which consists of a threaded part and a to it anschließen¬ is the fixation portion, wherein a hole is preferably in the fixation section is provided, which put the solid muscle strand of the tape or tendon or the like at the fixing portion enables the threaded portion is preferably a fine thread, and also joins the fixing portion at its gegen¬ the threaded part opposite end a connecting means on which permits now the implant having for example a Bohr¬ machine can be into the bone-set, this connection means is significant because the implant is to be drilled directly into the bone, ie it should not be pre-drilled, but to achieve a tight fit of the implant in the bone, this is the
The fixation section is characterized essentially by tools that od the setting of the soft tissue strand. Permit the like Preferably, one or more through holes are provided in the fixation section serve to define the soft tissue strand or the like
The thread of the Gewmdeteiles is preferably threaded as Feinge- formed so that a slight screwing and thus secure fixing of the implant is ensured
From DE 44 06 374. Fixation pin has become known, which has preserved widely in clinical use of the fixation pin preferably has a self-drilling tip and a special thread for anchoring in the cancellous bone with its shaft part are clamped fixation pins in a three-jaw chuck of a drill and in the Knochen¬ fragment drilled the polished shaft portion of the fixation pin is larger diametrically than the diameter of Ge wind, this so-called change of diameter Fixations¬ pin the interfragmeπtaren pressure maintaining when An¬ bring the fixation pin is the reproduction by the pressure held on the fragment, and as soon as the shoulder of the shaft builds on the Cortikalis, the pressure permanently maintained Subsequently, the pin is cut off in the region of the shaft part by means of a side cutter
The removal of the fixation pin is carried out in prior art by means of a separate screw in order Stiftextraktors Ein¬ of the pin as not to injure the skin, the drill is relatively far recognized of the threaded portion
The invention further has for its object to modify the securing pin so that also the unscrewing of the fixation pin is possible by means of a drill, although the fixing pin protrudes or not far above the skin does not protrude beyond the outer skin
Teaching of claim 10 has dissolved connecting means for a drilling machine, for example an allen key, in which case in the fastening lining Bohr¬ machine a hexagon is set engaging the attachments Nimbus in the implant 1, thereby the implant can be screwed into the bone
Of course, other connection means are possible, that is, the innovation is not limited to this example, Figure 4 shows that the fixation section is 5 designed as polygonal or may be 5, that an on the fixation portion 5
Polygonal 8 connects, which could be broken off or cut off after insertion of the implant 1 is decisive is that the implant consists of a threaded part and a fixation section and the fixation section is equipped with means od a soft tissue strand to it like fest¬ set
In Figures 6 and 7 is provided with a fixing pin 11 referred to, which has a shaft portion 12 at the proximal threaded part 13 adjoins the transition from the threaded portion 13 to the shank portion
12 is formed Duber a Kahbersprung, which is formed conically ausge¬ so that the threaded portion 13 has a smaller diameter than the shank part Außeπ- 12
As is shown in Figure 7, in the illustrated Aus¬ fuhrungsbeispiel the shaft part 12 is formed at its distal end polygonal
On the shaft part 12, an intermediate stucco 14 includes distally on which - as is shown in Fig 7 - is formed at its proximal end in adaptation to the formation of the shaft part 12
To that illustrated in Figure 6 is now a member drilling machine can be connected, whereby the securing pin with the threaded portion and the relatively short shaft portion is formed in the edge, in
Fig. 5 shows an implant in which cut the Fixationsab¬ a polygonal connecting, in
Fig. 6 pieces a fixing pin with attached intermediate and in
Fig. 7 is an exploded representation the fixing pin and the intermediate piece
In the drawings, the implant is 1 in each case referred to, which consists of a threaded part 3 and a fixation section. 5 The threaded portion 3 has a thread and is pointed at the end, wherein the fixation portion 5 a to certain sections traversing bore 4, wherein also two intersecting bores 4 may be provided other also enabling a connection of the soft tissue strand
Aids can be provided.
In the embodiment according to FIG. 1, a shaft portion 2 connects to the fixation portion 5, which can be used in the mounting chuck of a drill. This
Shaft portion 2 includes the fixation portion 5 under Zwischen¬ circuit of a predetermined breaking line 6, so that when the Ge is inserted into the threaded part, not shown in the drawing bone 3, a cancel of the shank part is possible. The shaft member in the embodiment shown in Figure 1 thus has only the task of serving as a connecting means upon insertion of the threaded portion 3 into the bone.
Between the fixation portion 5 and the threaded portion 3 a conical jump in diameter can be provided. It is also possible that the outer diameter of the fixation portion 5 and the outer diameter of the same order of magnitude 3 have Gewmdeteiles
In the embodiment of Fig. 3 also includes the
Threaded portion 3 a fixation portion 5 to, and which itself comprises connection means for a drilling machine, for example an allen key, in which case in the fastening lining Bohr¬ machine a hexagon is set engaging the attachments Nimbus in the implant 1, thereby the implant in the bone can be screwed
12 is formed Duber a jump in diameter, which is formed conically ausge¬, so that the threaded part 13 having a smaller external diameter than the shank portion 12
Now, a drilling machine can be connected to the one shown in Figure 6 component, whereby the securing pin with the threaded portion and the relatively short shaft part can be screwed into the bone Subsequently, the intermediate member 14 is removed by annealing the intermediate member 14 is again correspondingly formed to the shaft portion 12 is connected and it can be removed by the machine Bohr¬ backward rotation of the fixation pin
8Patentansprüche:
1. Fixation pin as a fixation implant (1) in particular Weichteilrefixationsimplantat, cut with a Fixationsab- (5) and one to it at one end an¬ closing, tapered threaded portion (3), wherein the fixing pin with connection means for the implant (1) onset drill od. the like is. formed and the fixation portion (5) is designed for connection of the soft tissue.
2. Fixation implant according to claim 1, characterized gekenn¬ characterized in that the connecting means forms the shaft part (2) is ausge¬
3. Fixation implant according to claim 1 or 2, characterized in that the shaft part (2) circuit Zwischen¬ a predetermined breaking line (6) at the other end to the fixation portion (5) adjoins
4. Fixation implant according to claim 1, characterized gekenn¬ characterized in that the connecting means as allen key (7) is formed at the end of Fixationsabschmttes (5) (Fig 3)
5 fixation implant according to claim 1 or 2, characterized in that the connection means as Mehrkant¬ part or oval area on the shaft part (2) formed
6 fixation implant according to claim 1, characterized gekenn¬ characterized in that the connecting means is formed as a polygonal part (8) at the fixation portion (5) (Fig. 5)
J ..%. Fixation implant according to one of the preceding arrival claims, characterized in that the Fixations¬ portion (5) with a through bore (4) Removing
ADJUSTED SHEET (RULE 91) ISA / EP is prepared
g% fixation implant according to claim 1, characterized gekenn¬ characterized in that the fixation portion (5) is formed as a polygonal or oval part region (Fig 4)
Fixation implant according to one of the preceding An¬ claims, characterized in that the shaft part (2) consists of a material which allows a Ablangen by a cutting plier
/ {08 [Fixation implant according to one of the preceding An¬ claims, characterized in that the thread of the threaded part (3) is designed as a fine thread
A \ "$ fixing pin for osteosynthesis establishing abgesplitteter small bone fragments to a main bone part with a smooth-walled shank part (12), to which a lower outer diameter than the shank part (12) exhibiting threaded portion (13) an¬ closes, the transition from the threaded portion (13) to the shank portion (12) is conical in shape, characterized by the fixation pin (11) placeable Zwischen¬ stuck (14), wherein the shaft member (12) non-circular at its distal end and the intermediate member (14) corresponding to is adapted
AA λlsvq fixation pin according to claim #}, characterized in that the distal end is formed polygonal
/ Life fixation pin according to claim 1 $, wherein the distal end is oval
λ "-f 1 $ fixation pin according to claim W T, characterized in that the outer periphery of the proximal end of the
ADJUSTED SHEET (RULE 91) ISA / EP intermediate piece (14) is not beyond the outer periphery of the shaft part (12) protrudes.
ADJUSTED SHEET (RULE 91) ISA / EP
PCT/DE1996/001744 1995-09-21 1996-09-11 Securing pin WO1997010767A1 (en)
DE29515125.0 1995-09-21
DE1995215125 DE29515125U1 (en) 1995-09-21 1995-09-21 Fixing pin for osteosynthesis
DE29518111 1995-11-15
DE29518111.7 1995-11-15
DE29519142.2 1995-12-02
DE1995219142 DE29519142U1 (en) 1995-11-15 1995-12-02 fixation implant
WO1997010767A1 true true WO1997010767A1 (en) 1997-03-27
ID=27219721
PCT/DE1996/001744 WO1997010767A1 (en) 1995-09-21 1996-09-11 Securing pin
WO (1) WO1997010767A1 (en)
FR2788960A1 (en) * 1999-02-02 2000-08-04 Europ Foot Platform Threaded pin for connecting bone fragments has two threaded sections of different diameters with smooth section between
1999-03-21 NENP Non-entry into the national phase in: