JPH114837A - Head frame for cerebral surgical operation - Google Patents
Head frame for cerebral surgical operationInfo
- Publication number
- JPH114837A JPH114837A JP9158532A JP15853297A JPH114837A JP H114837 A JPH114837 A JP H114837A JP 9158532 A JP9158532 A JP 9158532A JP 15853297 A JP15853297 A JP 15853297A JP H114837 A JPH114837 A JP H114837A
- Authority
- JP
- Japan
- Prior art keywords
- frame
- head
- guide
- head part
- fixing
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Surgical Instruments (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、脳外科手術中にお
いて、被手術者の頭部の位置を自由に変換できる脳外科
手術用ヘッドフレームに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a head frame for brain surgery that can freely change the position of the head of a subject during brain surgery.
【０００２】[0002]
【従来の技術】この種の脳外科手術用ヘッドフレームと
して、図７および図８に示すように、半円弧状の頭部固
定枠１と、この頭部固定枠１を摺動自在に保持する本体
部２と、頭部固定枠１の周方向に間隔を置いて設けられ
た複数の固定ピン３，３，…とを有する形式のものはす
でに知られている。2. Description of the Related Art As this type of head frame for brain surgery, as shown in FIGS. 7 and 8, a semi-circular head fixing frame 1 and a main body for holding the head fixing frame 1 slidably. A type having a portion 2 and a plurality of fixing pins 3, 3,... Provided at intervals in the circumferential direction of the head fixing frame 1 is already known.
【０００３】上記脳外科手術用ヘッドフレームでは、頭
部固定枠１への被手術者の頭部４の固定を、固定ピン３
を半径方向内方に突き出し、固定ピン３で被手術者の頭
部４を固定することで行なう。また、頭部固定枠１に固
定された被手術者の頭部４を動かすには、本体部２に設
けた止め手段５をゆるめ、頭部固定枠１を本体部２の案
内面に沿って摺動することで行なう。In the above-mentioned head frame for brain surgery, the head 4 of the subject is fixed to the head fixing frame 1 by fixing pins 3.
Is projected inward in the radial direction, and the head 4 of the subject is fixed with the fixing pins 3. To move the head 4 of the subject fixed to the head fixing frame 1, the stopping means 5 provided on the main body 2 is loosened, and the head fixing frame 1 is moved along the guide surface of the main body 2. This is done by sliding.
【０００４】上記脳外科手術用ヘッドフレームは、使用
に際して、被手術者の頭部４を固定した頭部固定枠１に
基礎フレーム６を固定し、この基礎フレーム６に脳へら
固定器や手術器具保持器を摺動自在に配置し、脳へら固
定器に脳へらを設け、手術器具保持器に手術器具を設け
る。In use of the above-mentioned head frame for brain surgery, a base frame 6 is fixed to a head fixing frame 1 to which a head 4 of a subject is fixed, and a brain spatula fixing device or a surgical instrument is held on the base frame 6. The device is slidably arranged, the brain spatula is provided with the brain spatula, and the surgical instrument is provided with the surgical instrument holder.
【０００５】脳外科手術は、医者が脳へらや手術器具を
操作して行なうが、脳外科手術中において被手術者の手
術部位７の良好な術野を確保するために、被手術者の頭
部４を少し動かす必要が生じることがある。脳外科手術
中に被手術者の頭部を動かすには、頭部固定枠１を本体
部２に固定する止め手段５を緩め、頭部固定枠１を本体
部２に対して摺動することで行なう。[0005] The brain surgery is performed by a doctor operating a brain spatula or surgical instruments. In order to secure a good operation field of the operation site 7 of the subject during the brain surgery, the head 4 of the subject is operated. May need to be moved slightly. To move the head of the subject during the brain surgery, the stop means 5 for fixing the head fixing frame 1 to the main body 2 is loosened, and the head fixing frame 1 is slid with respect to the main body 2. Do.
【０００６】[0006]
【発明が解決しようとする課題】しかし、上記形式の脳
外科手術用ヘッドフレームでは、頭部固定枠を動かす
と、頭部固定枠に基礎フレームが固定されているので、
頭部固定枠の動きに連動して基礎フレームも動き、被手
術者の手術部位によっては基礎フレームが邪魔になっ
て、手術部位の広い術野を確保できないという問題点が
ある。However, in the above-described head frame for brain surgery, when the head fixing frame is moved, the base frame is fixed to the head fixing frame.
The base frame also moves in conjunction with the movement of the head fixing frame, and the base frame is obstructed depending on the operation site of the operation subject, and there is a problem that a wide operation field of the operation site cannot be secured.
【０００７】また、上記形式の脳外科手術用ヘッドフレ
ームでは、被手術者の頭部を動かすために頭部固定枠を
摺動させると、被手術者の頭部の動き量によっては被手
術者の首に負荷がかかった状態になってしまう。In the head frame for brain surgery of the above-mentioned type, when the head fixing frame is slid to move the head of the subject, the head frame of the subject depends on the amount of movement of the head of the subject. My neck is under load.
【０００８】本発明は上記した点に鑑みてなされたもの
で、被手術者の頭部を動かしても、被手術者の手術部位
に広い術野を確保できる、脳外科手術用ヘッドフレーム
を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and provides a head frame for brain surgery in which a wide surgical field can be ensured at a surgical site of a subject even when the subject's head is moved. The purpose is to:
【０００９】[0009]
【課題を解決するための手段】本発明の脳外科手術用ヘ
ッドフレームは、半円弧状の頭部固定枠に基礎フレーム
を固定するとともに、半円弧状の頭部固定枠に案内枠を
介して半円弧状の保持枠を可動に設けることで、頭部固
定枠に固定された基礎フレームと被手術者の頭部を保持
する半円弧状の保持枠とが別々に動くようにし、被手術
者の頭部を動かした際の被手術者の手術部位の広い術野
を確保する。According to the head frame for brain surgery of the present invention, a base frame is fixed to a semicircular head fixing frame, and a half frame is fixed to the semicircular head fixing frame via a guide frame. By movably providing the arc-shaped holding frame, the base frame fixed to the head fixing frame and the semi-arc-shaped holding frame for holding the head of the operated person move separately, so that the To secure a wide operating field of the surgical site of the subject when the head is moved.
【００１０】[0010]
【発明の実施の形態】以下本発明の実施の形態を図面を
参照して説明する。なお、図１および図２において図７
および図８と同一部材については同一符号を付す。Embodiments of the present invention will be described below with reference to the drawings. 1 and FIG.
The same members as those in FIG. 8 are denoted by the same reference numerals.
【００１１】図１は本発明による脳外科手術用ヘッドフ
レームを示す。この脳外科手術用ヘッドフレーム１０
は、半円弧状の頭部固定枠１１と、この頭部固定枠１１
を摺動自在に支持する本体部１２と、頭部固定枠１１に
移動自在に配置された案内枠１３と、案内枠１３に移動
自在に配置された半円弧状の保持枠１４と、この保持枠
１４に周方向に間隔を置いて設けられた複数の頭部固定
ピン１５，１５，…とを有する。FIG. 1 shows a head frame for brain surgery according to the present invention. This brain surgery head frame 10
Is a semi-arc shaped head fixing frame 11, and the head fixing frame 11
, Which slidably supports the main frame, a guide frame 13 movably arranged on the head fixing frame 11, a semi-circular holding frame 14 movably arranged on the guide frame 13, A plurality of head fixing pins 15, 15,... Provided on the frame 14 at intervals in the circumferential direction.
【００１２】上記案内枠１３は、スライド台１６と案内
部１７とを有する。案内枠１３は、スライド台１６を頭
部固定枠１１の内面に装着することで頭部固定枠１１に
対して摺動自在に支持される。案内枠１３に設けた案内
部１７はスライド台１６の移動方向と直交する方向に延
びている。案内部１７の案内面の曲率と頭部固定枠１１
の摺動面の曲率は同一中心になるように設定されてい
る。The guide frame 13 has a slide base 16 and a guide portion 17. The guide frame 13 is slidably supported by the head fixing frame 11 by mounting the slide base 16 on the inner surface of the head fixing frame 11. The guide portion 17 provided on the guide frame 13 extends in a direction orthogonal to the moving direction of the slide table 16. Curvature of guide surface of guide unit 17 and head fixed frame 11
Are set to have the same center of curvature.
【００１３】上記保持枠１４は、スライド台１８と半円
弧状部分１９とを有する。保持枠１４は、スライド台１
８を案内枠１３の案内部１７に装着することで案内枠１
３の案内部１７に沿って摺動自在に支持される。この保
持枠１４の半円弧状部分１９の曲率は、頭部固定枠１１
の摺動面の曲率と同一中心になるように設定されてい
る。この場合、保持枠１４に支持される手術者の頭部の
大きさの違いを考慮して、径の異なる保持枠１４を複数
個用意し、保持枠１４を手術者の頭部の大きさに応じて
選択して使用することができる。The holding frame 14 has a slide table 18 and a semicircular portion 19. The holding frame 14 is the slide table 1
8 is attached to the guide portion 17 of the guide frame 13 so that the guide frame 1
3 is slidably supported along the guide portion 17. The curvature of the semicircular portion 19 of the holding frame 14 is
Is set to be the same center as the curvature of the sliding surface. In this case, in consideration of the difference in the size of the operator's head supported by the holding frame 14, a plurality of holding frames 14 having different diameters are prepared, and the holding frame 14 is adjusted to the size of the operator's head. It can be selected and used according to.
【００１４】また、上記保持枠１４の半円弧状部分１９
の両端部分をヒンジ連結し、両端部分を半円弧状部分か
ら回動することで、手術者の頭部の大きさの違いに対応
することもできる。The semicircular portion 19 of the holding frame 14
By hinge-connecting both end portions of the operator and rotating both end portions from the semicircular arc-shaped portion, it is possible to cope with a difference in the size of the operator's head.
【００１５】また、保持枠１４の半円弧状部分１９の両
端部には操作ハンドル２０，２１が取り付けられてい
る。そのため、保持枠１４は、操作ハンドル２０，２１
により案内枠１３の案内部１７に沿って移動する。保持
枠１４の移動位置はスライド台１８に設けた止め具２２
により固定される。Operation handles 20, 21 are attached to both ends of the semicircular portion 19 of the holding frame 14. Therefore, the holding frame 14 is provided with the operation handles 20 and 21.
As a result, it moves along the guide portion 17 of the guide frame 13. The moving position of the holding frame 14 is determined by a stopper 22 provided on the slide base 18.
Is fixed by
【００１６】上記頭部固定ピン１５は、尖端部２３とね
じ部２４を有し、保持枠１４の半円弧状部分１９に周方
向に間隔を置いて尖端部２３が半円弧状部分１９の仮想
中心に向くように配置されている。The head fixing pin 15 has a pointed portion 23 and a screw portion 24, and the pointed end 23 is imaginary of the semicircular portion 19 at a circumferential distance from the semicircular portion 19 of the holding frame 14. It is arranged to face the center.
【００１７】つぎに作用を説明する。Next, the operation will be described.
【００１８】脳外科手術用ヘッドフレーム１０に被手術
者の頭部４を固定するには、まず、保持枠１４の内部に
被手術者の頭部４を配置し、保持枠１４に設けられた複
数の頭部固定ピン１５を半径方向内方に動くように回
し、各頭部固定ピン１５の尖端部２３で被手術者の頭部
４を固定する。In order to fix the head 4 of the subject to the head frame 10 for brain surgery, first, the head 4 of the subject is placed inside the holding frame 14, and the plurality of The head fixing pins 15 are rotated so as to move inward in the radial direction, and the head 4 of the operation subject is fixed by the sharp ends 23 of the respective head fixing pins 15.
【００１９】つぎに、頭部固定枠１１に基礎フレーム６
を固定し、この基礎フレーム６に図示しない脳へら固定
器や手術器具保持器を摺動自在に配置し、脳へら固定器
に脳へらを設け、手術器具保持器に手術器具を設ける。Next, the base frame 6 is fixed to the head fixing frame 11.
Is fixed, a brain spatula fixing device and a surgical instrument holder (not shown) are slidably disposed on the basic frame 6, a brain spatula is provided on the brain spatula fixing device, and a surgical instrument is provided on the surgical instrument holding device.
【００２０】医者は脳へらや手術器具を操作して脳外科
手術を行なうが、脳外科手術中において、被手術者の手
術部位７の良好な術野を確保するために被手術者の頭部
を少し動かす必要が生じた場合、案内枠１３と頭部固定
枠１１と固定を解除し、保持枠１４の操作ハンドル２
０，２１を手で持って、保持枠１４を案内枠１３ととも
に頭部固定枠１１の内面に沿って移動することで行な
う。この場合、保持枠１４は固定された頭部固定枠１１
および基礎フレーム６に対して移動するので、被手術者
の手術部位７の良好な術野を確保することができる。A doctor performs a brain surgery by operating a brain spatula or a surgical instrument. During the brain surgery, a small amount of the head of the subject is secured in order to secure a good surgical field at the surgical site 7 of the subject. When it becomes necessary to move the guide frame 13 and the head fixing frame 11, the fixing is released, and the operation handle 2 of the holding frame 14 is released.
By holding the hands 0 and 21 by hand, the holding frame 14 is moved along the inner surface of the head fixing frame 11 together with the guide frame 13. In this case, the holding frame 14 is fixed to the fixed head fixing frame 11.
And since it moves with respect to the base frame 6, it is possible to secure a favorable operative field of the surgical site 7 of the subject.
【００２１】さらに、被手術者の手術部位７の良好な術
野を確保するためには、保持枠１４と案内枠１３の固定
を解除し、保持枠１４を案内枠１３に対して移動するこ
とで行なう。Further, in order to secure a good operation field of the surgical site 7 of the operated person, the fixing of the holding frame 14 and the guide frame 13 is released, and the holding frame 14 is moved with respect to the guide frame 13. Perform in.
【００２２】このように、本発明の脳外科手術用ヘッド
フレーム１０では、保持枠１４を固定された頭部固定枠
１１に対して２方向に動かすことができるので、基礎フ
レーム６に設けられた手術器具等が邪魔にならない位置
に対被手術者の手術部位７を移動でき、したがって、被
手術者の手術部位７の良好な術野を確保することができ
る。As described above, in the head frame 10 for brain surgery according to the present invention, the holding frame 14 can be moved in two directions with respect to the fixed head fixing frame 11. The surgical site 7 of the subject can be moved to a position where instruments and the like do not interfere, and therefore, a favorable operating field of the surgical site 7 of the subject can be secured.
【００２３】図４ないし図６は本発明の脳外科手術用ヘ
ッドフレーム１０に適用される頭部固定ピン３０を示
す。FIGS. 4 to 6 show a head fixing pin 30 applied to the head frame 10 for brain surgery according to the present invention.
【００２４】この頭部固定ピン３０は、ねじ部３１を有
する固定ピン本体３２と、この固定ピン本体３２の先端
部に設けられた取付け部３３と、球状連結部３４を有し
取付け部３３に回動自在に支持されたピンヘッド３５
と、このピンヘッド３５に設けられた３本のピン３６，
３６，３６を有する。３本のピン３６は、ピンヘッド３
５に同心に配置されている。The head fixing pin 30 has a fixing pin main body 32 having a screw portion 31, a mounting portion 33 provided at a distal end portion of the fixing pin main body 32, and a spherical connecting portion 34 having a mounting portion 33. Pin head 35 rotatably supported
And three pins 36 provided on the pin head 35,
36, 36. The three pins 36 are
5 are arranged concentrically.
【００２５】上記頭部固定ピン３０は、ピンヘッド３５
が回動するので、ピンヘッド３５に設けた３本のピン３
６，３６，３６は被手術者の頭部４の動きに応じて動
き、被手術者の頭部４に無理な力を加えることがない。The head fixing pin 30 includes a pin head 35
Are rotated, the three pins 3 provided on the pin head 35 are rotated.
6, 36, 36 move according to the movement of the head 4 of the operated person, and do not apply excessive force to the head 4 of the operated person.
【００２６】[0026]
【発明の効果】以上述べたように本発明によれば、頭部
固定枠と保持枠を別々に動くようにしたので、手術中に
被手術者の頭部を動かしても、被手術者の手術部位に広
い術野を確保することができる、As described above, according to the present invention, the head fixing frame and the holding frame are moved separately, so that even if the head of the subject is moved during the operation, the subject's head can be moved. A wide surgical field can be secured at the surgical site,
【図１】本発明による脳外科手術用ヘッドフレームの斜
視図。FIG. 1 is a perspective view of a head frame for brain surgery according to the present invention.
【図２】図１の脳外科手術用ヘッドフレームの使用状態
を示す正面図。FIG. 2 is a front view showing a use state of the head frame for brain surgery in FIG. 1;
【図３】図１の脳外科手術用ヘッドフレームの使用状態
を示す側面図。FIG. 3 is a side view showing the use state of the head frame for brain surgery in FIG. 1;
【図４】本発明による頭部固定ピンの側面図。FIG. 4 is a side view of a head fixing pin according to the present invention.
【図５】本発明による頭部固定ピンの先端部分の拡大断
面図。FIG. 5 is an enlarged sectional view of a tip portion of a head fixing pin according to the present invention.
【図６】図５の頭部固定ピンの先端部分の端面図。FIG. 6 is an end view of a tip portion of the head fixing pin of FIG. 5;
【図７】従来の脳外科手術用ヘッドフレームの使用状態
を示す正面図。FIG. 7 is a front view showing a use state of a conventional head frame for brain surgery.
【図８】従来の脳外科手術用ヘッドフレームの使用状態
を示す側面図。FIG. 8 is a side view showing a use state of a conventional head frame for brain surgery.
６ 基礎フレーム ７ 被手術者の手術部位 １１ 頭部固定枠 １３ 案内枠 １４ 保持枠 １５ 頭部固定ピン ３０ 頭部固定ピン Reference Signs List 6 Basic frame 7 Surgical site of operated person 11 Head fixing frame 13 Guide frame 14 Holding frame 15 Head fixing pin 30 Head fixing pin
Claims (4)
部固定枠に半円弧状案内面に沿って移動自在に配置され
た案内枠と、案内枠の移動方向と直交する方向に延びる
ように案内枠に設けられた半円弧状案内部と、半円弧状
案内部に半円弧状案内面に沿って移動自在に配置された
半円弧状の保持枠と、保持枠に周方向に間隔を置いて設
けられた複数の頭部固定ピンとを有する脳外科手術用ヘ
ッドフレーム。1. A fixed head frame having a semi-circular guide surface, a guide frame movably disposed on the fixed head frame along the semi-circular guide surface, and a direction orthogonal to the moving direction of the guide frame. A semi-circular guide provided on the guide frame so as to extend in a direction, a semi-circular holding frame movably disposed along the semi-arc guide surface on the semi-arc guide, and a circumferential direction on the holding frame. And a plurality of head fixing pins spaced apart from each other.
内部の案内面は、同心上に位置することを特徴とする請
求項１に記載の脳外科手術用ヘッドフレーム。2. The head frame for brain surgery according to claim 1, wherein the semicircular guide surface of the head fixing frame and the guide surface of the semicircular guide portion are concentrically located.
ン本体の先端部に回動自在に支持されたピンヘッドと、
ピンヘッドに設けられた複数のピンとを有することを特
徴とする請求項１または２に記載の脳外科手術用ヘッド
フレーム。3. A head fixing pin, comprising: a fixing pin main body; a pin head rotatably supported at a tip end of the fixing pin main body;
The head frame for brain surgery according to claim 1 or 2, further comprising a plurality of pins provided on the pin head.
同心円上に配置されたことを特徴とする請求項３に記載
の脳外科手術用ヘッドフレーム。4. The head frame for brain surgery according to claim 3, wherein the number of pins is three, and each pin is arranged concentrically on the pin head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15853297A JP3844560B2 (en) | 1997-06-16 | 1997-06-16 | Brain surgery head frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15853297A JP3844560B2 (en) | 1997-06-16 | 1997-06-16 | Brain surgery head frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH114837A true JPH114837A (en) | 1999-01-12 |
| JP3844560B2 JP3844560B2 (en) | 2006-11-15 |
Family
ID=15673794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15853297A Expired - Fee Related JP3844560B2 (en) | 1997-06-16 | 1997-06-16 | Brain surgery head frame |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3844560B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008194144A (en) * | 2007-02-09 | 2008-08-28 | Hitachi Medical Corp | Head fixing device |
| WO2014014585A1 (en) * | 2012-07-19 | 2014-01-23 | MRI Interventions, Inc. | Mri-compatible head fixation apparatus |
| CN104352280A (en) * | 2014-11-20 | 2015-02-18 | 王小荣 | Brain surgery assisting device |
| JP2016077356A (en) * | 2014-10-10 | 2016-05-16 | 国立研究開発法人産業技術総合研究所 | Skull fixing device |
| DE10307918B4 (en) * | 2003-02-25 | 2017-07-06 | Gasti Verpackungsmaschinen Gmbh | Method and device for aligning a cup in a cup filling machine |
| US11992442B2 (en) | 2016-09-28 | 2024-05-28 | Mizuho Corporation | Surgical head fixation apparatus |
-
1997
- 1997-06-16 JP JP15853297A patent/JP3844560B2/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10307918B4 (en) * | 2003-02-25 | 2017-07-06 | Gasti Verpackungsmaschinen Gmbh | Method and device for aligning a cup in a cup filling machine |
| JP2008194144A (en) * | 2007-02-09 | 2008-08-28 | Hitachi Medical Corp | Head fixing device |
| WO2014014585A1 (en) * | 2012-07-19 | 2014-01-23 | MRI Interventions, Inc. | Mri-compatible head fixation apparatus |
| US9031636B2 (en) | 2012-07-19 | 2015-05-12 | MRI Interventions, Inc. | MRI-compatible head fixation apparatus |
| JP2016077356A (en) * | 2014-10-10 | 2016-05-16 | 国立研究開発法人産業技術総合研究所 | Skull fixing device |
| CN104352280A (en) * | 2014-11-20 | 2015-02-18 | 王小荣 | Brain surgery assisting device |
| CN104352280B (en) * | 2014-11-20 | 2016-06-08 | 王小荣 | A kind of brain surgery assist device |
| US11992442B2 (en) | 2016-09-28 | 2024-05-28 | Mizuho Corporation | Surgical head fixation apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3844560B2 (en) | 2006-11-15 |
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