CN103565494B - Bone rongeur for operation - Google Patents
Bone rongeur for operation Download PDFInfo
- Publication number
- CN103565494B CN103565494B CN201310580465.4A CN201310580465A CN103565494B CN 103565494 B CN103565494 B CN 103565494B CN 201310580465 A CN201310580465 A CN 201310580465A CN 103565494 B CN103565494 B CN 103565494B
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- rongeur
- mouth
- arm
- pliers head
- handle
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/2804—Surgical forceps with two or more pivotal connections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2576/00—Medical imaging apparatus involving image processing or analysis
- A61B2576/02—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part
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- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
A bone rongeur for an operation comprises a clamping rongeur head formed by hinging an upper rongeur head body and a lower rongeur head body and a holding handle formed by hinging an upper rongeur handle and a lower rongeur handle. The tail end of a force arm section on the tail portion of the upper rongeur head body is hinged to the front end of the upper rongeur handle through a rotary shaft, a force arm section on the tail portion of the lower rongeur head body is longer than the force arm section on the tail portion of the upper rongeur head body and extends freely to the tail end, the force arm section on the tail portion of the lower rongeur head body is provided with a rack formed through a plurality of teeth in the extending direction, the front end of the lower rongeur handle is provided with a transmission gear, and the transmission gear is in meshed contact with the rack on the force arm section of the lower rongeur head body. Due to the fact that the transmission gear moves along the rack to the extending end of the force arm section of the lower rongeur head body, so that torque of the force arm section of the lower rongeur head body is increased, and the clamping force between the clamping face of the mouth portion of the lower rongeur head body and the clamping face of the mouth portion of the upper rongeur head body is increased. According to the bone rongeur, an operator can save labor when holding the bone rongeur, the situations that hands and upper limbs of the operator are fatigued and the hands tremble due to overexertion are effectively prevented, accidental injury accidents are prevented, and safety of the fine operation is guaranteed.
Description
Technical field
The present invention relates to a kind of operating theater instruments, particularly a kind of rongeur for performing the operation.
Background technology
The operating theater instruments that rongeur is a kind of neurosurgery, orthopaedics is conventional.Existing rongeur mainly contains two types, one class is that two parts of rongeur are hinged by a pin joint, the dynamics of pliers interlock depends on the size of executing patient's palm grip, distance between the two-part arm of force of pliers is less, palm is firmly just more difficult, dynamics also can reduce, and causes interlock shakiness, is difficult to sting except bone.Another kind of is that the binding clip of rongeur forms by two parts are hinged, lever forms by two parts are hinged, the arm of force of two parts binding clip afterbody is corresponding hinged with the front end of two parts lever respectively, form a plane mechanism by four pin joints, form biarticular bone cutting forceps, when this class pliers application of force is held with a firm grip, more last class is laborsaving, but owing to being subject to the restriction of four closed pin joints of plane mechanism, the arm of force length of two binding clip afterbodys is identical and shorter, interlock dynamics is limited, in when operation to thicker osteocomma, as the occipital bone thickening, parietal bone, frontal bone, and spinous process, stinging except still requiring great effort of vertebral plate etc., usually because sting except bone difficulty, make to execute patient and firmly cause for a long time both hands and upper limb fatigue, there is the phenomenon that hands is trembled.Occur that this phenomenon is very big on the impact of neurosurgery microsurgery, have a strong impact on degree of accuracy, the fineness of operation, even cause the accident of cerebral tissue, myeloid tissue and blood vessel injury to occur because of undue force or Overexertion, affect surgical effect.Therefore, how to increase the interlock dynamics of rongeur, reduce to execute exerting oneself of patient, avoid executing patient's hands and tremble phenomenon appearance, ensure the safety of accurate operation operation, become the research emphasis of current rongeur structure.
Summary of the invention
The object of the invention is the deficiency existing for existing rongeur, a kind of rongeur for performing the operation that can increase rongeur interlock dynamics is provided.The afterbody arm of force section of its lower pliers head is than upper grip head afterbody arm of force segment length and caudad freely extend, in the afterbody arm of force section of lower pliers head, along bearing of trend, some teeth are set and form tooth bar, lower plier handle front end is provided with a transmitting gear, this transmitting gear contacts with the tooth bar engagement in lower pliers head arm of force section, move to the elongated end of lower pliers head arm of force section along tooth bar by described transmitting gear, increase the moment of lower pliers head arm of force section, strengthen the occlusal surface of lower pliers head mouth and the occlusal gmatjpdumamics of upper grip head mouth, can make to execute patient's rongeur of holding with a firm grip more laborsaving, effectively prevent from executing patient and cause both hands and upper limb fatigue because of Overexertion, there is the phenomenon that hands is trembled, avoid causing accidental injury accident, the safety of accurate operation operation is guaranteed.
The object of the present invention is achieved like this: comprise by upper, lower pliers head is by the interlock binding clip of the hinged formation of the first hinge, by upper, lower plier handle is by the gripping handle of the hinged formation of the second hinge, on, between lower plier handle, be provided with back-moving spring, the tail end of afterbody arm of force section of described upper grip head and the front end of upper plier handle are hinged by the 3rd hinge, the afterbody arm of force section of described lower pliers head is than upper grip head afterbody arm of force segment length and caudad freely extend, in the afterbody arm of force section of lower pliers head, along bearing of trend, some teeth are set and form tooth bar, lower plier handle front end is provided with a transmitting gear, this transmitting gear contacts with the tooth bar engagement in lower pliers head arm of force section, move to the elongated end of lower pliers head arm of force section along tooth bar by described transmitting gear, increase the moment of lower pliers head arm of force section, the occlusal surface of lower pliers head mouth and the occlusal gmatjpdumamics of upper grip head mouth are strengthened.
The arm of force of described lower pliers head is provided with vertically the incised notch plane of extending, some teeth vertically spread configuration in this incised notch plane.
At least 50mm of the axial length of described incised notch plane.
Interlock face length 25～35mm, the Breadth Maximum 5mm of described upper and lower binding clip mouth.
The occlusal surface of described upper and lower binding clip mouth is respectively equipped with corresponding groove, and the groove depth of each groove is 4～6mm, the flute length 20～30mm of groove, groove width 4mm, the bite that pocket side wall end face is wide 0.5～1mm.
The occlusal corner of described upper and lower binding clip mouth is sharp keen corner angle.
The mouth of described upper and lower binding clip all bends to downward-extension, forms folding type interlock binding clip.
When the mouth of described lower pliers head and the mouth of upper grip head are closed, the minimum spacing between upper and lower clamp handle tail end is 50～60mm.
The front end of described lower plier handle is provided with opening, and transmitting gear is arranged in opening, is connected with lower plier handle by bearing pin.
Adopt such scheme, make the present invention there is following functions and advantage:
Comprise by upper and lower binding clip by the hinged interlock binding clip forming of the first hinge, by upper and lower clamp handle by the hinged gripping handle forming of the second hinge.The tail end of afterbody arm of force section of described upper grip head and the front end of upper plier handle, by the hinged formation movable joint of the 3rd hinge, link together interlock binding clip and gripping handle, and can pass through the action of this movable joint control upper grip head.The afterbody arm of force section of described lower pliers head is than upper grip head afterbody arm of force segment length and caudad freely extend, in the afterbody arm of force section of lower pliers head, along bearing of trend, some teeth are set and form tooth bar, lower plier handle front end is provided with a transmitting gear, this transmitting gear contacts with the tooth bar engagement in lower pliers head arm of force section, on holding with a firm grip, lower plier handle, can make transmitting gear move to the elongated end of lower pliers head arm of force section along tooth bar, increase the moment of lower pliers head arm of force section, form the lever that moment increases, the occlusal surface of lower pliers head mouth and the occlusal gmatjpdumamics of upper grip head mouth are strengthened, its gmatjpdumamics is compared with the rongeur of existing four pin joint plane mechanisms, can make gmatjpdumamics increase 30%～40%, sting fast except thicker osteocomma, make operator complete skull and spinous process, the thicker osteocommas such as limbs epiphysis sting except time be more prone to, easily, effectively reduce the fatigue of finger and upper limb, avoid because the finger tremor that fatigue causes affects accurate operation, reach and execute art personnel labour-saving object.
The arm of force of described lower pliers head is provided with vertically the incised notch plane of extending, some teeth vertically spread configuration in this incised notch plane.This structure can be opened at the mouth of upper and lower binding clip, when afterbody arm of force section is drawn close in opposite directions, steps down for transmitting gear, reserves the footprint of transmitting gear, and the aperture that the mouth of upper and lower binding clip is opened is increased.And at least 50mm of the axial length of described incised notch plane can make transmitting gear have enough one-movement-freedom-degrees, ensure that the moment of lower pliers head arm of force section can increase.
The occlusal surface of described upper and lower binding clip mouth is respectively equipped with corresponding groove, and the groove depth of each groove is 4～6mm, the flute length 20～30mm of groove, groove width 4mm, the bite that pocket side wall end face is wide 0.5～1mm.Make after the interlock of upper and lower binding clip mouth, can form the cavity volume of a long 20～30mm, wide 4mm, high 10mm left and right, in order to hold the osteocomma biting away, avoid stinging the osteocomma removing and be scattered in body.
The occlusal corner of described upper and lower binding clip mouth is sharp keen corner angle, can after stinging tightly, fast osteocomma be fractureed, and shortens operating time.
The mouth of described upper and lower binding clip all bends to downward-extension, forms folding type interlock binding clip.This folding type interlock binding clip can reduce the blocking of sight line, and is more conducive to operator's operation simultaneously.
When the mouth of described lower pliers head and the mouth of upper grip head are closed, the minimum spacing between upper and lower clamp handle tail end is 50～60mm.Convenient operation personnel's palm uses grip, comfort level when raising operator hold with a firm grip.
The front end of described lower plier handle is provided with opening, and transmitting gear is arranged in opening, is connected with lower plier handle by bearing pin, can reduce the footprint of transmitting gear, makes the volume of rongeur remain on rational scope.
Of the present invention simple in structure, the leverage forming by lower plier handle and lower pliers head, eliminate the situation that existing biarticular bone cutting forceps is subject to four closed pin joint restrictions of plane mechanism, the moment of lower pliers head arm of force section is increased, increase considerably rongeur interlock dynamics, sting except osteocomma lighter, easily, operator are more laborsaving, can effectively prevent that operator from the phenomenon that hands is trembled occurring because both hands are tired, avoid in neurosurgery, the occipital bone of stinging in the operation process of orthopaedics except as thickening, parietal bone, frontal bone, and spinous process, vertebral plate etc., cause cerebral tissue, the contingency of myeloid tissue and blood vessel injury occurs, improve the degree of accuracy of operation, fineness.
Below in conjunction with drawings and Examples, the invention will be further described.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the part sectioned view of interlock binding clip of the present invention;
Fig. 3 is the occlusal surface generalized section of upper and lower binding clip mouth of the present invention.
In accompanying drawing, 1 is upper grip head, and 1a is upper grip head afterbody arm of force section, and 1b is upper grip head mouth, 2 is lower pliers head, and 2a is lower pliers head afterbody arm of force section, and 2b is lower pliers head mouth, and 3 is upper plier handle, 4 is lower plier handle, and 5 is back-moving spring, and 6 is tooth bar, 7 is transmitting gear, and 8 is incised notch plane, and 9 is occlusal surface, 9a is sharp keen corner angle, and 10 is groove, and 11 is the first hinge, 12 is the second hinge, and 13 is the 3rd hinge, and 14 is bearing pin.
Detailed description of the invention
Referring to Fig. 1 to Fig. 3, be used for a kind of embodiment of the rongeur of performing the operation, comprise by upper grip head 1, lower pliers head 2 is by the interlock binding clip of the first hinge 11 hinged formations, by upper plier handle 3, lower plier handle 4 is by the gripping handle of the second hinge 12 hinged formations, upper plier handle 3, between lower plier handle 4, be provided with back-moving spring 5, described back-moving spring 5 adopts spring leaf, upper plier handle 3, a spring leaf of each installation on lower plier handle 4, the stiff end of two spring leafs is fixed by screw and clamp handle respectively, the free end intersection clamping of two spring leafs, by the elasticity tension of spring leaf, can loosen upper plier handle 3, after the grip of lower plier handle 4, make, lower plier handle opens, certainly in the situation that not affecting upper and lower clamp handle and holding with a firm grip, the back-moving spring between upper plier handle 3, lower plier handle 4 also can adopt Compress Spring.The tail end of described upper grip head afterbody arm of force section 1a and the front end of upper plier handle 3 are hinged by the 3rd hinge 13, form movable joint, interlock binding clip and gripping handle are linked together, and can pass through the action of this movable joint control upper grip head 1.Described lower pliers head afterbody arm of force section 2a is longer and caudad freely extend than upper grip head afterbody arm of force section 1a, the afterbody arm of force section 2a of lower pliers head 2 above arranges some teeth along bearing of trend and forms tooth bars 6, described tooth bar 6 can directly arrange on lower pliers head afterbody arm of force section 2a, but for the aperture that upper grip head 1, the mouth of lower pliers head 2 are opened is increased, the present embodiment is provided with vertically the incised notch plane 8 of extending on the arm of force of described lower pliers head 2, some teeth vertically spread configuration in this incised notch plane 8.This structure can be opened at the mouth of upper grip head 1, lower pliers head 2, when afterbody arm of force section is drawn close in opposite directions, steps down for transmitting gear 7, reserves the footprint of transmitting gear 7.Described lower plier handle 4 front ends are provided with a transmitting gear 7, this transmitting gear 7 contacts with tooth bar 6 engagements on lower pliers head arm of force section 2a, make lower plier handle 4, lower pliers head 2 all form lever, move to the elongated end of lower pliers head arm of force section along tooth bar 6 by described transmitting gear 7, increase the moment of lower pliers head arm of force section 2a, the occlusal surface 9 of lower pliers head mouth 2b and the occlusal gmatjpdumamics of upper grip head mouth 1b are strengthened.For making gmatjpdumamics increase 30%～40%, at least 50mm of the axial length of described incised notch plane 8, to ensure that transmitting gear 7 has enough one-movement-freedom-degrees to increase the moment of lower pliers head arm of force section 2a.The present embodiment is provided with opening at the front end of described lower plier handle 4, and transmitting gear 7 is arranged in opening, is connected with lower plier handle 4 by bearing pin 14.The radius of described transmitting gear 7, taking 5mm as good, makes the flank of tooth of its circumference expose with the tooth bar 6 lower pliers head afterbody arm of force section and to engage from the opening of lower plier handle front end.Comfort level when ensureing that gripping handle is held with a firm grip, described lower pliers head mouth 2b and upper grip head mouth 1b are closed into when the tightest, and the minimum spacing between upper plier handle 3, lower plier handle 4 tail ends is 50～60mm; In the time that lower pliers head mouth 2b and upper grip head mouth 1b open up into maximum limit, the maximum spacing between upper plier handle 3, lower plier handle 4 tail ends is 100～110mm.For being applicable to the requirements of operation of neurosurgery, orthopaedics, occlusal surface 9 long 25～35mm, the Breadth Maximum 5mm of described upper grip head mouth 1b, lower pliers head mouth 2b are optimum.And the corner of described upper grip head mouth 1b, lower pliers head mouth 2b occlusal surface 9 is sharp keen corner angle 9a, its to thicker osteocomma to bite effect broken also better, be more conducive to sting fast except osteocomma, shorten operating time.Described the first hinge 11, the second hinge 12, the 3rd hinge 13 and bearing pin 14, all adopt bolt or rivet.
Referring to Fig. 2, Fig. 3, the present invention is not only confined to above-described embodiment, on the basis of such scheme, the occlusal surface 9 of described upper grip head mouth 1b, lower pliers head mouth 2b is respectively equipped with corresponding groove 10, the groove depth of each groove 10 is 4～6mm, flute length 20～the 30mm of groove 10, groove width 4mm, the bite that pocket side wall end face is wide 0.5～1mm.Make after the interlock of upper and lower binding clip mouth, can form the cavity volume of a long 20～30mm, wide 4mm, high 10mm left and right, in order to hold the osteocomma biting away, avoid stinging the osteocomma removing and be scattered in body.
The present invention is not only confined to above-described embodiment, on the basis of such scheme, described interlock binding clip, except being made into friction clamp header structure, also can all bend described upper grip head mouth 1b, lower pliers head mouth 2b to downward-extension, forms folding type interlock binding clip.This folding type interlock binding clip can reduce the blocking of sight line, and is more conducive to operator's operation simultaneously.
When the present invention uses for the rongeur of performing the operation, arrest gripping handle by palm, wouldn't put forth one's strength, make the open-shaped state of the upper and lower binding clip mouth of rongeur.Between the upper and lower binding clip mouth of rongeur, clamp and need sting after the osteocomma removing, upper and lower clamp handle is firmly held with a firm grip, upper and lower clamp handle is drawn close in opposite directions, and upper plier handle drives the arm of force of upper grip head to move upward by forming the 3rd hinge of movable joint, and the mouth of upper grip head is moved downward; The arm of force that lower plier handle promotes lower pliers head by the transmitting gear of front end moves downward, form labour-saving lever, in this process, the bearing of trend shift position of transmitting gear along the tooth bar of the lower pliers head arm of force to arm of force section, the moment that increases the lower pliers head arm of force, makes the mouth of lower pliers head draw close to the mouth of upper grip head, and the distance that transmitting gear moves is longer, the interlock dynamics of upper and lower binding clip is larger, fast osteocomma is bitten broken.The osteocomma breaking falls into occlusal cavity volume, takes out with rongeur.Due to the leverage of lower plier handle and lower pliers head, make this use more laborsaving for the rongeur of performing the operation, sting except osteocomma quicker, can shorten operating time, effect prevents that operator from because both hands are tired, the phenomenon that hands is trembled occurring, and avoids occipital bone, parietal bone, the frontal bone stinging in the operation process of neurosurgery, orthopaedics except as thicken, and spinous process, vertebral plate etc., cause the contingency of cerebral tissue, myeloid tissue and blood vessel injury to occur, improve degree of accuracy, the fineness of operation.
Claims (9)
1. the rongeur for performing the operation, comprise by upper, lower pliers head is by the interlock binding clip of the hinged formation of the first hinge, by upper, lower plier handle is by the gripping handle of the hinged formation of the second hinge, on, between lower plier handle, be provided with back-moving spring, the tail end of afterbody arm of force section of described upper grip head and the front end of upper plier handle are hinged by the 3rd hinge, it is characterized in that: the afterbody arm of force section of described lower pliers head is than upper grip head afterbody arm of force segment length and caudad freely extend, in the afterbody arm of force section of lower pliers head, along bearing of trend, some teeth are set and form tooth bar, lower plier handle front end is provided with a transmitting gear, this transmitting gear contacts with the tooth bar engagement in lower pliers head arm of force section, move to the elongated end of lower pliers head arm of force section along tooth bar by described transmitting gear, increase the moment of lower pliers head arm of force section, the occlusal surface of lower pliers head mouth and the occlusal gmatjpdumamics of upper grip head mouth are strengthened.
2. the rongeur for performing the operation according to claim 1, is characterized in that: the arm of force section of described lower pliers head is provided with vertically the incised notch plane of extending, some teeth of tooth bar vertically spread configuration in this incised notch plane.
3. the rongeur for performing the operation according to claim 2, is characterized in that: at least 50mm of the axial length of described incised notch plane.
4. the rongeur for performing the operation according to claim 1, is characterized in that: interlock face length 25～35mm, the Breadth Maximum 5mm of described upper and lower binding clip mouth.
5. according to the rongeur for performing the operation described in claim 1 or 4, it is characterized in that: the occlusal surface of described upper and lower binding clip mouth is respectively equipped with corresponding groove, the groove depth of each groove is 4～6mm, flute length 20～the 30mm of groove, groove width 4mm, the bite that pocket side wall end face is wide 0.5～1mm.
6. according to the rongeur for performing the operation described in claim 1 or 4, it is characterized in that: the occlusal corner of described upper and lower binding clip mouth is sharp keen corner angle.
7. the rongeur for performing the operation according to claim 1, is characterized in that: the mouth of described upper and lower binding clip all bends to downward-extension, forms folding type interlock binding clip.
8. the rongeur for performing the operation according to claim 1, is characterized in that: when the mouth of described lower pliers head and the mouth of upper grip head are closed, the minimum spacing between upper and lower clamp handle tail end is 50～60mm.
9. the rongeur for performing the operation according to claim 1, is characterized in that: the front end of described lower plier handle is provided with opening, transmitting gear is arranged in opening, is connected with lower plier handle by bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310580465.4A CN103565494B (en) | 2013-11-19 | 2013-11-19 | Bone rongeur for operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310580465.4A CN103565494B (en) | 2013-11-19 | 2013-11-19 | Bone rongeur for operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103565494A CN103565494A (en) | 2014-02-12 |
| CN103565494B true CN103565494B (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310580465.4A Expired - Fee Related CN103565494B (en) | 2013-11-19 | 2013-11-19 | Bone rongeur for operation |
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| CN (1) | CN103565494B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104224294B (en) * | 2014-10-15 | 2016-04-27 | 山东省文登整骨医院 | This Nat fracture fixing apparatus |
| CN105853013B (en) * | 2016-05-12 | 2017-10-17 | 王业杨 | Rat vertebral plate bone scissors |
| CN109938802A (en) * | 2019-04-29 | 2019-06-28 | 上海医疗器械（集团）有限公司手术器械厂 | Minimally Invasive Surgery instrument |
| CN111166443A (en) * | 2020-01-06 | 2020-05-19 | 青岛市妇女儿童医院（青岛市妇幼保健院、青岛市残疾儿童医疗康复中心、青岛市新生儿疾病筛查中心） | Special operation pincers of gynaecology |
| CN111544086A (en) * | 2020-04-30 | 2020-08-18 | 南华大学附属南华医院 | Yellow ligament bites and removes pincers |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0244491A1 (en) * | 1986-04-29 | 1987-11-11 | Waldemar Link (GmbH & Co.) | Medical instrument for removing bone |
| CN201409972Y (en) * | 2009-06-15 | 2010-02-24 | 侯立志 | Rongeur |
| CN202342165U (en) * | 2011-11-27 | 2012-07-25 | 秦运梅 | Nasal septum rongeur forceps with occlusal and incisal effect |
| CN203564307U (en) * | 2013-11-19 | 2014-04-30 | 中国人民解放军第三军医大学第二附属医院 | Labor-saving surgery rongeur |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6702820B2 (en) * | 2000-10-24 | 2004-03-09 | John B. Mazur | Surgical cutting instrument having concative jaw tips |
| US7615053B2 (en) * | 2004-12-06 | 2009-11-10 | Aeolin, Llc | Surgical rongeur |
-
2013
- 2013-11-19 CN CN201310580465.4A patent/CN103565494B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0244491A1 (en) * | 1986-04-29 | 1987-11-11 | Waldemar Link (GmbH & Co.) | Medical instrument for removing bone |
| CN201409972Y (en) * | 2009-06-15 | 2010-02-24 | 侯立志 | Rongeur |
| CN202342165U (en) * | 2011-11-27 | 2012-07-25 | 秦运梅 | Nasal septum rongeur forceps with occlusal and incisal effect |
| CN203564307U (en) * | 2013-11-19 | 2014-04-30 | 中国人民解放军第三军医大学第二附属医院 | Labor-saving surgery rongeur |
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| CN103565494A (en) | 2014-02-12 |
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