KR20090083007A - Screw driver for medical treatments - Google Patents

Screw driver for medical treatments Download PDF

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Publication number
KR20090083007A
KR20090083007A KR1020080008914A KR20080008914A KR20090083007A KR 20090083007 A KR20090083007 A KR 20090083007A KR 1020080008914 A KR1020080008914 A KR 1020080008914A KR 20080008914 A KR20080008914 A KR 20080008914A KR 20090083007 A KR20090083007 A KR 20090083007A
Authority
KR
South Korea
Prior art keywords
screw
driver
holes
driver shaft
medical
Prior art date
Application number
KR1020080008914A
Other languages
Korean (ko)
Inventor
정일국
Original Assignee
주식회사 제일메디칼코퍼레이션
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 주식회사 제일메디칼코퍼레이션 filed Critical 주식회사 제일메디칼코퍼레이션
Priority to KR1020080008914A priority Critical patent/KR20090083007A/en
Publication of KR20090083007A publication Critical patent/KR20090083007A/en

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C3/00—Dental tools or instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/02—Tools for manipulating or working with an orthodontic appliance
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0089—Implanting tools or instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0093—Features of implants not otherwise provided for
    • A61C8/0096—Implants for use in orthodontic treatment

Abstract

A screw driver for medical treatment is provided, which is easily and stably planted in the location that a surgical operator wants. A screw driver for medical treatment comprises: a hole(111) which is formed in the end face to receive the head unit of screw; a driver shaft(110) in which a plurality of penetration holes(114) are formed at the inner circumference toward the outer circumference; a ring member(121) which is inserted in the outer circumference of the driver shaft; a screw grasp member(120) equipped with a plurality of elastic pressurization portions; and a protection cover(130) in which the center is penetrated.

Description

Medical Screwdrivers {SCREW DRIVER FOR MEDICAL TREATMENTS}

The present invention relates to a medical screw driver, and more particularly, it is easy to be detached from the screw used for implantation in the bone when orthodontics, and thus the operator to the desired position because it evenly supports the screw mounted to the driver The present invention relates to a medical screw driver that can be stably and accurately placed in a dental implant.

4 is an exploded perspective view of a conventional screw driver before the screw is inserted. Referring to FIG. 4, the medical screw driver 300 used for the conventional orthodontic appliance has a cylindrical shape and inserts the head of the screw 200. Receiving grooves (not shown) are formed at one end of the shaft. A plurality of through holes communicated along the outer circumferential surface of the driver 300 is formed in the receiving groove, and the balls 320 made of metal are inserted into the through holes, respectively. In addition, the rubber band 310 is installed on the outer circumferential surface of the screw 200 inserted into the receiving groove so that the plurality of balls 320 open in the direction of the outer circumferential surface of the driver 300 or the plurality of balls 320 are not separated.

Therefore, when the conventional driver 300 is placed in the bone, when the screw 200 is inserted into the receiving groove, the head of the screw 200 is temporarily fixed by the plurality of balls 320. The screw 200 fixed as described above is placed in the gum by rotating the driver 300, and then moved to the rear of the driver 300 to be temporarily fixed by the rubber band 310 and the plurality of balls 320. The head portion of the screw 200 is characterized in that the structure is separated from the driver (300).

As described above, the conventional medical screw driver is provided with a plurality of balls to easily detach the screw placed in the bone, it is a structure to install a rubber band on the outer peripheral surface of the ball so that the plurality of balls are not separated. Therefore, the assembly work is difficult and cumbersome because a rubber band must be provided so as not to be detached after seating the plurality of balls in the corresponding through-holes of the driver shaft. In addition, there is a problem in that the assembly time is required to take a lot of care so that a plurality of balls are not separated from the through hole when installing the rubber band.

In addition, when used for a long time, the narrow rubber band installed on the outer surface of the driver is likely to be aging and loose, which is another problem that the rubber band is separated or broken from the driver.

In addition, when the damaged rubber band is replaced or when the foreign matter, such as blood in the receiving groove, ball, rubber band of the driver should be repaired, but difficult to disassemble and assemble, it is inconvenient to follow-up management.

The present invention is to solve the above problems, to provide a medical screw driver that is structurally simple and easy to assemble because it can easily detach the screw using a screw holding member provided with an integral elastic pressing unit. The purpose.

Another object of the present invention is to provide a medical screw driver that effectively covers the outer circumferential surface of the screw gripping member by a protective cover, which can prevent the screw gripping member and the protective cover from being separated or damaged even after long term use. It is done.

In addition, the present invention, the screw having a screw holding member can be easily detached to the screw, and when implanted in the bone can be supported evenly and stably the outer peripheral surface of the screw head portion medical screw with high stability according to the molding Providing a driver is another purpose.

In addition, the present invention, if the blood or foreign matter on the screw holding member, protective cover, the driver shaft during the procedure can be easily separated and washed and then used again to provide a medical screw driver easy to follow-up and maintenance For other purposes.

The medical screw driver according to the present invention includes a driver shaft having a plurality of through-holes formed at one end face so as to accommodate a head portion of the screw, and a portion of the inner circumferential surface of the hole communicating from the inner circumferential surface toward the outer circumferential surface. And a ring portion fitted to one outer circumferential surface of the driver shaft, and a plurality of elastic pressing portions having elasticity that is partially inserted into the plurality of through holes extending from the ring portion and corresponding to the ends thereof, and partially exposed to the inside of the hole. One screw gripping member is included.

In another aspect, the present invention, the screw holding member further includes a protective cover penetrated through the center to be fitted to one outer peripheral surface of the driver shaft is installed.

In the present invention, the ring portion of the screw holding member is partially cut.

In addition, in the present invention, the plurality of through holes of the driver shaft are penetrated at equal intervals of 120 degrees, and the plurality of elastic pressing parts are formed at equal intervals of 120 degrees so as to correspond thereto.

In addition, in the present invention, the driver shaft is further formed with a seating groove along the circumference of the outer circumferential surface of the other end of the driver shaft at a predetermined distance from the plurality of through holes to accommodate the ring portion.

In addition, in the present invention, the driver shaft is further formed with a plurality of guide grooves in the longitudinal direction between the plurality of through holes and the seating grooves to accommodate the plurality of elastic pressing portions, respectively.

According to the present invention, by using the screw holding member provided integrally with the elastic pressing unit, the detachment of the screw is convenient, structurally simple, and easy to assemble. Therefore, assembling time of the driver is shortened, the yield is increased, and even when used for a long time, the screw gripping member and the protective cover are not detached and there is little damage, thereby improving the durability of the driver.

In addition, by using a screwdriver equipped with a screw holding member to detach the screw or to be placed in the bone it can support the outer peripheral surface of the screw head uniformly and stably, it is possible to accurately and correctly placed in the desired position by the operator.

In addition, since the structure is simple, the disassembly and assembly of the driver is convenient. Therefore, even if blood or foreign substances on the screw holding member, the protective cover, the driver shaft can be used to clean and assemble each part hygienically, it is easy to follow-up management.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

1 is a perspective view of one embodiment showing a state before a screw is inserted into a medical screw driver according to the present invention, Figure 2 is an exploded perspective view of the medical screw driver of one embodiment shown in Figure 1, Figure 3 is Partial enlarged cross-sectional view after the screw is inserted into the medical screw driver according.

Medical screw driver 100 according to the present invention, the driver shaft 110, the screw holding member 120 and the protective cover 130 is characterized in that assembled.

The driver shaft 110 is a cylindrical length member, and at one end surface, a hole 111 having a predetermined depth is formed to receive and mount the screw 200. As shown in the cross-sectional view of FIG. 3, the hole 111 has a plurality of polygonal surfaces formed on the inner circumferential surface thereof so as to accommodate the second head portion 240 of the screw 200. In addition, a plurality of through holes 114 communicating from the hole 111 toward the outer circumferential surface of the driver shaft 310 are formed. In addition, in the plurality of through holes 114, a seating groove 112 having a predetermined depth is further formed along the circumference of the outer circumferential surface at regular intervals in the other end direction of the driver shaft 110, and the plurality of through holes 114 and the seating grooves are formed. A plurality of guide grooves 113 having a predetermined depth is further formed along the outer circumferential surface longitudinal direction between the 112.

In the present invention, the seating groove 112 and the plurality of guide grooves 113 are formed on one outer circumferential surface of the driver shaft 110, but the present invention is not limited thereto or may optionally include one or more.

The screw gripping member 120 includes a ring portion 121 through which a portion thereof is cut and has an elastic center, and a plurality of elastic pressing portions 122 extending to the side surface of the ring portion 121. The ring part 121 may be easily mounted because a part is cut and elastic in one embodiment of the present invention, but the present invention is not limited thereto, and the ring part 121 may be formed as an extended one piece that is not cut. When fitted to one end of 110) is preferably installed so as not to be separated by interference fit. In addition, a plurality of elastic pressing portions 122 having elasticity at equal intervals are formed on the side of the ring portion 121, and the plurality of elastic pressing portions 122 are preferably formed at three equal intervals of 120 °. In addition, two or more elastic pressing units 122 may be formed. In this case, the plurality of through holes 114 of the corresponding driver shaft 110 are formed at the same position as the plurality of elastic pressing parts 122. In addition, end portions of the plurality of elastic pressing parts 120 are curved in a curved shape, so that the curved portion of the end portion is inserted into the corresponding through hole 114 so as to partially protrude from the inner circumferential surface of the hole 111. It is.

In order to more firmly install the screw holding member 120 is not separated from the driver shaft 110, the ring portion 121 is installed in the seating groove 112 of the driver shaft 110, a plurality of elastic pressing portion ( 122 may be inserted into the corresponding guide groove 113, respectively.

The protective cover 130 has a cylindrical shape through which the center penetrates, and not only protects the screw holding member 120 installed at one end of the driver shaft 110 from being separated, and also prevents the driver shaft 110 from being damaged. It is fitted so that it is not separated on the outer circumferential surface once. The protective cover 130, it can be made of a metal material or synthetic resin material, when made of a synthetic resin material that is easy to deform, there is a slight elasticity is convenient when installing. On the other hand, when made of a metal material may be inserted into the interference fit so as not to be separated on one end of the driver shaft 110, or may be installed detachably in various configurations such as male and female projections or threads.

Prior to the description of the specific operating state, the orthodontic screw 200 is placed in the bone for orthodontics, the first head portion 220 formed integrally with one end of the thread 210 and the thread 210, and The neck portion 230 is formed at one end of the second head portion 220 and has an outer diameter smaller than the outer diameter of the second head portion 220, and is formed at one end of the neck portion 230 and is larger than the outer diameter of the neck portion 230. It has a second head portion 240 having a.

Therefore, the second head part 240 having a polygonal shape is inserted into the hole 111 formed at one end surface of the driver shaft 110 so as to be detachable to insert the screw 200 during the procedure. At this time, the bent end of the plurality of elastic pressing portion 122 of the screw holding member 120 is elastically opened by the second head portion 240 is inserted and returned to the neck 230 of the screw 200 It is installed to hang on. The screw 200 mounted as described above is stably supported by the plurality of elastic pressing parts 122 of the screw holding member 120, and thus is not separated when moving for implantation. When the driver 100 is rotated to insert the screw 200, the inner circumferential surface of the polygonal surface partially formed in the hole 111 of the driver shaft 110 meshes with the polygonal surface of the second head portion 240 to be quickly and accurately. It can be placed in the desired position by the operator. At this time, the shape of the cross section of the hole 111 and the second head portion 240 is preferably the same, the inner diameter of the hole 111 slightly larger than the outer diameter of the second head portion 240 detachment of the screw 200. It has the advantage of easy operation.

When the insertion of the screw 200 is completed, the driver 100 is pulled out to separate the driver 100 from the screw 200, and a plurality of elastic pressing parts supporting the neck 230 of the screw 200 ( 122 is opened by the second head portion 240. In addition, the plurality of elastic pressing parts 122 are restored by elasticity while the second head part 240 is completely separated, and the driver 100 is easily separated from the screw 200 that is placed.

As described above, by using the driver 100 having the screw holding member 120 in which the plurality of elastic pressing parts 122 are integrally formed, the screw 200 is easily detached and stable, and the operator is precisely in the desired position. It can be placed quickly and quickly.

In addition, the screw holding member 120 can be easily separated or assembled at one end of the driver shaft 110, thereby improving convenience.

Embodiments of the present invention described above and illustrated in the drawings should not be construed as limiting the technical spirit of the present invention. The protection scope of the present invention is limited only by the matters described in the claims, and those skilled in the art can change and change the technical idea of the present invention in various forms. Therefore, such improvements and modifications will fall within the protection scope of the present invention, as will be apparent to those skilled in the art.

1 is a perspective view of an embodiment showing a state before the screw is inserted into the medical screw driver according to the present invention

2 is an exploded perspective view of the medical screw driver of one embodiment shown in FIG.

Figure 3 is an enlarged partial cross-sectional view after the screw is inserted into the medical screw driver according to the present invention

Figure 4 is an exploded perspective view before the screw is inserted into the conventional medical screw driver

<Short description of drawing symbols>

100 driver and 110 driver shaft

111 hole 112 seating groove

113 Guide groove 114 Through hole

120 screw gripping member 121 ring part

122 Elastic Press 130 Protective Cover

200 screw 210 thread

220 First head 230 Neck

240 second head

Claims (6)

A driver shaft having a hole formed in one end surface so as to receive a head portion of the screw, and a plurality of through holes formed in a plurality of inner circumferential surfaces of the hole and communicating from the inner circumferential surface toward the outer circumferential surface; A screw having a ring portion fitted to one outer circumferential surface of the driver shaft, and a plurality of elastic pressing portions each of which is inserted into the plurality of through holes extending from the ring portion and having end portions thereof, the portions of which are exposed to the inside of the holes; Medical screw driver comprising a holding member. The method of claim 1, Medical screw driver, characterized in that it further comprises a protective cover penetrated through the center to be installed on the outer peripheral surface of the end of the driver shaft is installed screw holding member. The method according to claim 1 or 2, Medical screw driver, characterized in that the ring portion of the screw holding member is partially deployed. The method of claim 3, The plurality of through holes of the driver shaft are penetrated at equal intervals of 120 °, the medical screw driver, characterized in that the plurality of elastic pressing portion is formed at equal intervals of 120 ° to correspond to this. The method of claim 4, wherein The driver shaft is a medical screw driver, characterized in that the seating groove is further formed along the outer circumference of the other end direction of the driver shaft at a predetermined distance from the plurality of through holes to accommodate the ring portion. The method of claim 5, The driver shaft is a medical screw driver, characterized in that a plurality of guide grooves are further formed in the longitudinal direction between the plurality of through holes and the seating groove to accommodate each of the plurality of elastic pressing portions.
KR1020080008914A 2008-01-29 2008-01-29 Screw driver for medical treatments KR20090083007A (en)

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Application Number Priority Date Filing Date Title
KR1020080008914A KR20090083007A (en) 2008-01-29 2008-01-29 Screw driver for medical treatments

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KR1020080008914A KR20090083007A (en) 2008-01-29 2008-01-29 Screw driver for medical treatments

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100988305B1 (en) * 2008-11-11 2010-10-18 오스템임플란트 주식회사 Surgical driver for otrhodontic screw
KR101684959B1 (en) * 2016-03-22 2016-12-23 이젠임플란트 주식회사 Driver holder for a tool of dental service and Driver device including the same
KR101714541B1 (en) * 2016-10-26 2017-03-09 이젠임플란트 주식회사 Driver holder for a tool of dental service
KR101714533B1 (en) * 2016-10-26 2017-03-09 이젠임플란트 주식회사 Driver holder for a tool of dental service
CN107049535A (en) * 2017-05-19 2017-08-18 上海交通大学医学院附属第九人民医院 Micro screw fastening handle
JP2018110885A (en) * 2018-03-06 2018-07-19 カムログ・ビオテヒノロギーズ・アクチェンゲゼルシャフトＣａｍｌｏｇ Ｂｉｏｔｅｃｈｎｏｌｏｇｉｅｓ Ａｇ Secondary component, set, dental implant, gum type, tooth mold component, dental implant system, and method for manufacturing implant
US10792130B2 (en) 2012-08-13 2020-10-06 Camlog Biotechnologies Ag Secondary part, set, dental implant, gingiva former, impression part, dental implant system, and method for producing an implant
KR20210078286A (en) * 2019-12-18 2021-06-28 곽대성 Screw Driver Device for Orthodontics
KR20220001013U (en) * 2020-10-30 2022-05-09 정원순 Jig for Healing Abutment and Implant Driver having the same

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100988305B1 (en) * 2008-11-11 2010-10-18 오스템임플란트 주식회사 Surgical driver for otrhodontic screw
US10792130B2 (en) 2012-08-13 2020-10-06 Camlog Biotechnologies Ag Secondary part, set, dental implant, gingiva former, impression part, dental implant system, and method for producing an implant
KR101684959B1 (en) * 2016-03-22 2016-12-23 이젠임플란트 주식회사 Driver holder for a tool of dental service and Driver device including the same
KR101714541B1 (en) * 2016-10-26 2017-03-09 이젠임플란트 주식회사 Driver holder for a tool of dental service
KR101714533B1 (en) * 2016-10-26 2017-03-09 이젠임플란트 주식회사 Driver holder for a tool of dental service
CN107049535A (en) * 2017-05-19 2017-08-18 上海交通大学医学院附属第九人民医院 Micro screw fastening handle
JP2018110885A (en) * 2018-03-06 2018-07-19 カムログ・ビオテヒノロギーズ・アクチェンゲゼルシャフトＣａｍｌｏｇ Ｂｉｏｔｅｃｈｎｏｌｏｇｉｅｓ Ａｇ Secondary component, set, dental implant, gum type, tooth mold component, dental implant system, and method for manufacturing implant
KR20210078286A (en) * 2019-12-18 2021-06-28 곽대성 Screw Driver Device for Orthodontics
KR20220001013U (en) * 2020-10-30 2022-05-09 정원순 Jig for Healing Abutment and Implant Driver having the same

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