CN104473666A - Intracavity dilator - Google Patents
Intracavity dilator Download PDFInfo
- Publication number
- CN104473666A CN104473666A CN201410739240.3A CN201410739240A CN104473666A CN 104473666 A CN104473666 A CN 104473666A CN 201410739240 A CN201410739240 A CN 201410739240A CN 104473666 A CN104473666 A CN 104473666A
- Authority
- CN
- China
- Prior art keywords
- wire netting
- body cavity
- cavity inner
- bending
- inner dilator
- 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.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B2017/0212—Cushions or pads, without holding arms, as tissue retainers, e.g. for retracting viscera
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
- A61B2017/0225—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery flexible, e.g. fabrics, meshes, or membranes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
An intracavity dilator is characterized by mainly comprising a metal mesh (1) with a polymer coating and a support structure (2); the metal mesh (1) can be optionally deformed to a required shape sustainable, by folding or bending, and can be restored to the original shape; one end of the support structure (2) is connected with the metal mesh (1); the other end of the support structure (2) is fixed to a hook plate of a surgical retractor, a main frame of the surgical retractor or an operating bed; the support structure (2) is capable of supporting the metal mesh (1) to resist a thrust which displaces the metal mesh and which is produced by isolating tissues. The intracavity dilator is simple in structure, low in cost and convenient to manufacture and use and is capable of protecting soft tissues and organs and providing a good view during surgery.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments; especially block when one is used for surgical operation; the internal organs of isolation and protection operation technique face periphery; as liver and gall, gastrointestinal, nethike embrane; cardiopulmonary etc.; appear surgical field of view so that good, be conducive to the operating theater instruments of doctor's operation technique accurately, specifically a kind of body cavity inner dilator.
Background technology
At present, when surgeon implements endoceliac operation, operation technique face can often be blocked by the organ-tissue of surrounding or cover, and affects operation technique, need one to two hand-held hook plates of assistant or put in body cavity isolation with hands or separate these organ or tissues, for operating surface reserves enough spaces.Such as, during row biliary surgery, need with hook plate, the liver in bile duct front upwards to be stopped, also need under the help of gauze pad, intestinal tube to be stopped downwards with hands or hook plate simultaneously, the operation of bile duct could be implemented.Again such as, when implementing obstetrics and gynecology operation, needing under the assistance of gauze pad, the intestinal tube around genitals stopped with hook plate or hands or isolate, just can carry out the obstetrics and gynecology operation operation of being correlated with.Isolation or stop above-mentioned affect the organ-tissue of operation technique while, also protect these organs by operation accidentally injure.But above-mentioned technology has following shortcoming: 1, waste of manpower, often every platform operation needs one to two doctor carries out aforesaid operations; 2, weak effect, no matter be with hands or hook plate, the internal organs around operation technique face are beated due to self or the impact of gravity and abdominal pressure, can repeatedly give prominence to from the gap of hook plate or hands, block operating surface, affect operation technique, doctor needs the position often adjusting hook plate or hands, or is forced in narrow space operation, have a strong impact on procedure efficiency, easily produce bleeding due to trauma or accidental injury.3, the Main Function of hook plate is separated by otch, as isolated for internal organs, then require the operant level that assistant is comparatively same, otherwise likely make other healthy internal organs sustain damage, and same operation retractor, especially an operation retractor, the hook plate limited amount of joining, is difficult to unnecessary hook plate for assistant.A kind of histoorgan isolator of applicant's earlier application for this reason, it is that an energy realizes being out of shape and the wire netting kept under external force, place it in and need the organ of isolation to realize effective isolation, but this isolator is carrying out liver, during the operation such as stomach, because this kind of internal organs can produce larger thrust in hopping process, this thrust adds that separation net can be pushed away original position by the effect of gravity, return to rotine positioning, affect surgical field of view, still need assistant could realize the isolation of internal organs with hands pressing in operation process, therefore, be necessary to improve this surgical isolator, increase the anti-thrust function of active of this isolator, reduce manual intervention, make to keep good isolation effect in whole operation process, reduce operation paraprofessional personnel.
Summary of the invention
The object of the invention is cannot locate for organ pipe isolator in existing surgical operation still to need manually to press with the problem preventing it to be shifted, design one can by separation net effective location, prevent from moving in operation process and without the need to manual intervention, Use Adjustment is convenient, greatly can improve procedure efficiency, shortens the body cavity inner dilator of operating time.
Technical scheme of the present invention is:
A kind of body cavity inner dilator, it is characterized in that it forms primarily of with the wire netting 1 of medical high polymer coating and supporting construction 2, described wire netting 1 can fold arbitrarily or bending is deformed into required shape and keeps, again can also be returned to initial condition simultaneously, one end of described supporting construction 2 is connected with wire netting 1, the other end is fixed on the hook plate of operation retractor, main framing or operation table, and its can resist the thrust that wire netting is shifted that institute's separating tissues produces by support metal net 1.
Described wire netting 1 is formed by metal wire knitted, be stamped to form by sheet metal or formed by metal grill unit assembly and connection.
Described wire netting basic unit 1 is steel alloy aluminium alloy or titanium alloy basic unit, and there is plastic deformation, can fold or Bending Deformation by manual any direction, the state after its deformation can remember reservation, can be repeatedly folding and bending as required, to meet the optimum state of operation needs.
Described wire netting 1 is rectangle, square, circle or oval, and the mesh on it is rectangle, square, circle or oval, and the quantity of mesh and size and the requirement of operation to isolator performance match.
Described supporting construction 2 is made up of the dictyosome support section 201 be fixed on wire netting and the support bar 202 that is connected with dictyosome support section, the far-end of support bar 202 connects the hook plate be used for operation retractor, the syndeton 203 that main framing or operation table are connected, described dictyosome support section 201 can realize arbitrarily folding or bending and is deformed into required shape and keeps with the same distortion of wire netting 1, again can also be returned to initial condition simultaneously, described support bar 202 can realize folding or bending arbitrarily and be out of shape with the requirement meeting length variations, it also can return to initial condition equally.
Described dictyosome support section 201 is be that X-shaped interconnection is in any one side of wire netting, or the bonding jumper be only connected on the relative both sides of wire netting or tinsel, bonding jumper or sectional area wiry are greater than the sectional area of the twine of composition wire netting to ensure enough non-deformabilities, and its surface is with medical high polymer coating.
Described support bar 202 is worn by the metallic article of medical high polymer coating for surface metal or is the rigid strutting piece be made up of more piece crawler belt compact siro spinning technology.
Described syndeton 203 is the one in latch, hook, elastic clip or flexible bandage.
Beneficial effect of the present invention:
Structure of the present invention is simple, and cost is low, it is easy to use to manufacture, and isolation and protection soft tissue and organ in performing the operation, provide the good visual field.
The present invention can be placed on around operation technique face, and without the need to artificial pushing, the automatism isolation of internal organs can be realized at whole intra-operative, even if there is portion deforms that operative doctor also can be had to make it easily to return to normal operating condition, therefore, the present invention can stop the intestinal tube and other histoorgan that flow to operating surface effectively.According to the difference of rest body cavity size and shape, the wire netting of invention can be folded into required shape and size.Because product itself has elasticity or plastic deformation, once place during use, folded form can be maintained until operation terminates, remain that operating surface is not affected by the organ of surrounding.Due to the network structure of isolator, operator can observe the situation of isolated organ at any time through mesh, such as, with or without hyperemia, and edema, the abnormal pathologic situations such as ischemia.In order to prevent other positions of contaminants in operation technique face, operating gauze clamper can be fixed on isolator and use.
Accompanying drawing explanation
Fig. 1 is one of structural representation of the present invention.
Fig. 2 is structural representation two of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiment one.
As shown in Figure 1.
A kind of body cavity inner dilator, it forms primarily of with the wire netting 1 of medical high polymer coating and supporting construction 2, described wire netting 1 can fold arbitrarily or bending is deformed into required shape and keeps, again can also be returned to initial condition simultaneously, one end of described supporting construction 2 is connected with wire netting 1, the other end is fixed on the hook plate of operation retractor, main framing or operation table, and its can resist the thrust that wire netting is shifted that institute's separating tissues produces by support metal net 1.Described wire netting 1 can be formed by metal wire knitted, also can be stamped to form by sheet metal or be formed by metal grill unit assembly and connection.Described wire netting 1 is steel alloy, aluminium alloy or titanium alloy, and there is plastic deformation, can fold or Bending Deformation by manual any direction, the state after its deformation can remember reservation, can be repeatedly folding and bending as required, to meet the optimum state of operation needs.Described wire netting 1 is rectangle, square, circle or oval, and the mesh on it is rectangle, square, circle or oval, and the quantity of mesh and size and the requirement of operation to isolator performance match.During concrete enforcement, the concrete structure of wire netting can see the content of the Chinese patent 2014100242829 of applicant's earlier application.As key of the present invention supporting construction 2 be made up of the dictyosome support section 201 be fixed on wire netting and the support bar 202 that is connected with dictyosome support section, the far-end of support bar 202 connects the hook plate be used for operation retractor, the syndeton 203 that main framing or operation table are connected, described dictyosome support section 201 can realize arbitrarily folding or bending and is deformed into required shape and keeps with the same distortion of wire netting 1, again can also be returned to initial condition simultaneously, described support bar 202 can realize folding or bending arbitrarily and be out of shape with the requirement meeting length variations, it also can return to initial condition equally.Described dictyosome support section 201 is in X-shaped interconnection bonding jumper or tinsel in any one side of wire netting, bonding jumper or sectional area Ying Wuwu wiry are greater than the sectional area of the twine of composition wire netting to ensure enough non-deformabilities, and its surface is with medical high polymer coating.Bonding jumper or size wiry are determined by conventional Mechanics Calculation.Support bar 202 of the present invention can be adopted as surface metal and wear by the metallic article of medical high polymer coating or the rigid strutting piece for being made up of more piece crawler belt compact siro spinning technology.The sectional dimension of metallic article is also determined by conventional Mechanics Calculation.The syndeton 203 be fixed for hook plate, retractor column or surgical operation edge 3 can adopt the one in the resilient pin of band barb, hook, elastic clip or flexible bandage, its objective is to support bar fixing point, the thrust that the thrust produce internal organs and self gravitation produce to be transferred on hook plate, retractor column by support bar thus to make wire netting keep original position motionless.
Isolator of the present invention can be folded into arcuate structure during use, the convex surface of arcwall face is utilized to prop up the organ that need isolate, convex surface itself also can produce non-deformability, and then according to the distance of wire netting 1 to hook plate, retractor column or surgical operation edge 3, the length of support bar 202 is adjusted by bending or folding mode, again the syndeton 203 of support bar 202 end is fixedly linked with hook plate, retractor column or surgical operation edge 3, can operates on both sides during location simultaneously, also can separate operation.
The various shapes such as body cavity inner dilator of the present invention can be plane reticular structure when not using, and monnolithic case can make rectangle, square, circular, oval.The various shapes such as its mesh can be rectangle, square, circular, oval.The quantity of mesh and size can according to the requirement manufacture of operation to isolator performance.It can elasticity or plastic deformation, can the folding or Bending Deformation of manual any direction, and the state after its deformation can remember reservation, can be repeatedly folding and bending as required, to meet the optimum state of operation needs.Reticulated matrix both available metal material also can form with Polymer materialspreparation, with other any material manufacture that can realize its function, also can also manufacture with two or more Material cladding.Such as, first can manufacture netted isolator with metal material, then with inorganization reaction high polymer material plasticizing or coating.Can need to increase accessory structure at any part of its structure according to operation during use.Such as, handle, buckle, elastic clip etc.
Embodiment two.
As shown in Figure 2.
The difference of the present embodiment and embodiment one is the difference of supporting construction, the both sides that the supporting construction of the present embodiment to be dictyosome support section 201 be only metallographic phase is right, and all the other are identical with embodiment one.
Embodiment one and embodiment two simply show two kinds of modes comparatively commonly used of dictyosome support section; those skilled in the art are according to enlightenment of the present invention; various supporting construction 2 can be designed; as long as but wire netting and supporting construction 2 are combined, save artificial pushing wire netting in operation and realize any improvement of internal organs isolation all within scope.
The part that the present invention does not relate to prior art that maybe can adopt all same as the prior art is realized.
Claims (8)
1. a body cavity inner dilator, it is characterized in that it is primarily of with the wire netting (1) of medical high polymer coating and supporting construction (2) composition, described wire netting (1) can fold arbitrarily or bending is deformed into required shape and keeps, again can also be returned to initial condition simultaneously, one end of described supporting construction (2) is connected with wire netting (1), the other end is fixed on the hook plate of operation retractor, main framing or operation table, and its can support metal net (1) opposing institute separating tissues thrust that wire netting is shifted of producing.
2. body cavity inner dilator according to claim 1, is characterized in that described wire netting (1) is formed by metal wire knitted, is stamped to form by sheet metal or formed by metal grill unit assembly and connection.
3. body cavity inner dilator according to claim 1 and 2, it is characterized in that described wire netting basic unit (1) is for steel alloy aluminium alloy or titanium alloy basic unit, and there is plastic deformation, can fold or Bending Deformation by manual any direction, state after its deformation can remember reservation, can be repeatedly folding and bending as required, to meet the optimum state of operation needs.
4. body cavity inner dilator according to claim 1 and 2, it is characterized in that described wire netting (1) is rectangle, square, circle or oval, mesh on it is rectangle, square, circle or oval, and the quantity of mesh and size and the requirement of operation to isolator performance match.
5. body cavity inner dilator according to claim 1, it is characterized in that described supporting construction (2) is made up of the dictyosome support section (201) be fixed on wire netting and the support bar (202) be connected with dictyosome support section, the far-end of support bar (202) connects the hook plate be used for operation retractor, the syndeton (203) that main framing or operation table are connected, described dictyosome support section (201) can realize arbitrarily folding or bending and is deformed into required shape and keeps with the same distortion of wire netting (1), again can also be returned to initial condition simultaneously, described support bar (202) can realize folding or bending arbitrarily and be out of shape with the requirement meeting length variations, it also can return to initial condition equally.
6. body cavity inner dilator according to claim 5, it is characterized in that described dictyosome support section (201) is is that X-shaped interconnection is in any one side of wire netting, or the bonding jumper be only connected on the relative both sides of wire netting or tinsel, bonding jumper or sectional area wiry are greater than the sectional area of the twine of composition wire netting to ensure enough non-deformabilities, and its surface is with medical high polymer coating.
7. body cavity inner dilator according to claim 5, is characterized in that described support bar (202) is worn by the metallic article of medical high polymer coating for surface metal or is the rigid strutting piece that is made up of more piece crawler belt compact siro spinning technology.
8. body cavity inner dilator according to claim 5, is characterized in that described syndeton (203) is latch, one in hook, elastic clip or flexible bandage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410739240.3A CN104473666A (en) | 2014-12-08 | 2014-12-08 | Intracavity dilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410739240.3A CN104473666A (en) | 2014-12-08 | 2014-12-08 | Intracavity dilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104473666A true CN104473666A (en) | 2015-04-01 |
Family
ID=52748376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410739240.3A Pending CN104473666A (en) | 2014-12-08 | 2014-12-08 | Intracavity dilator |
Country Status (1)
| Country | Link |
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| CN (1) | CN104473666A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106551771A (en) * | 2016-10-12 | 2017-04-05 | 曹新福 | Genneral Surgery's assisted surgery acting device |
| CN107157532A (en) * | 2017-06-01 | 2017-09-15 | 遵义医学院附属医院 | A kind of intestinal tube leaflet drag hook for abdominal |
| CN109044429A (en) * | 2018-07-03 | 2018-12-21 | 郑州大学第附属医院 | A kind of multi-functional organ isolator |
| CN110680422A (en) * | 2019-11-06 | 2020-01-14 | 中国医科大学附属第一医院 | Uterus lifting device |
| WO2021189567A1 (en) * | 2020-03-26 | 2021-09-30 | 南京纽诺精微医学科技有限公司 | Surgical access device and trigger structure |
| CN115068022A (en) * | 2022-08-23 | 2022-09-20 | 中国人民解放军总医院第六医学中心 | Brain tissue expansion kit for craniocerebral operation |
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| US5337736A (en) * | 1992-09-30 | 1994-08-16 | Reddy Pratap K | Method of using a laparoscopic retractor |
| CN2324970Y (en) * | 1998-05-19 | 1999-06-23 | 王辰生 | Net for holding lung for chest surgical operation |
| WO2000015118A1 (en) * | 1998-09-11 | 2000-03-23 | Aesculap Ag & Co. Kg | Flat restraining element for body parts |
| CN101790352A (en) * | 2007-08-29 | 2010-07-28 | 伊西康内外科公司 | tissue retractors |
| CN103402441A (en) * | 2011-02-18 | 2013-11-20 | 李在三 | Retraction system for laparoscopic surgery |
| CN103767795A (en) * | 2014-01-20 | 2014-05-07 | 钱建民 | Tissue and organ isolator for operation |
-
2014
- 2014-12-08 CN CN201410739240.3A patent/CN104473666A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5337736A (en) * | 1992-09-30 | 1994-08-16 | Reddy Pratap K | Method of using a laparoscopic retractor |
| CN2324970Y (en) * | 1998-05-19 | 1999-06-23 | 王辰生 | Net for holding lung for chest surgical operation |
| WO2000015118A1 (en) * | 1998-09-11 | 2000-03-23 | Aesculap Ag & Co. Kg | Flat restraining element for body parts |
| CN101790352A (en) * | 2007-08-29 | 2010-07-28 | 伊西康内外科公司 | tissue retractors |
| CN103402441A (en) * | 2011-02-18 | 2013-11-20 | 李在三 | Retraction system for laparoscopic surgery |
| CN103767795A (en) * | 2014-01-20 | 2014-05-07 | 钱建民 | Tissue and organ isolator for operation |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106551771A (en) * | 2016-10-12 | 2017-04-05 | 曹新福 | Genneral Surgery's assisted surgery acting device |
| CN106551771B (en) * | 2016-10-12 | 2018-05-25 | 赵同刚 | Liver and gall surgical department's auxiliary operation acting device |
| CN107157532A (en) * | 2017-06-01 | 2017-09-15 | 遵义医学院附属医院 | A kind of intestinal tube leaflet drag hook for abdominal |
| CN109044429A (en) * | 2018-07-03 | 2018-12-21 | 郑州大学第附属医院 | A kind of multi-functional organ isolator |
| CN110680422A (en) * | 2019-11-06 | 2020-01-14 | 中国医科大学附属第一医院 | Uterus lifting device |
| WO2021189567A1 (en) * | 2020-03-26 | 2021-09-30 | 南京纽诺精微医学科技有限公司 | Surgical access device and trigger structure |
| CN115068022A (en) * | 2022-08-23 | 2022-09-20 | 中国人民解放军总医院第六医学中心 | Brain tissue expansion kit for craniocerebral operation |
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