CN117503253A - A width adjustment mechanism for a compression and hemostasis instrument - Google Patents

A width adjustment mechanism for a compression and hemostasis instrument Download PDF

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Publication number
CN117503253A
CN117503253A CN202311766176.3A CN202311766176A CN117503253A CN 117503253 A CN117503253 A CN 117503253A CN 202311766176 A CN202311766176 A CN 202311766176A CN 117503253 A CN117503253 A CN 117503253A
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China
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width adjustment
compression
adjustment mechanism
piece
clamping
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CN202311766176.3A
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CN117503253B (en
Inventor
张殿英
张立佳
王天兵
张进军
张柳
王艳华
李立
熊晨
张一翀
张晓萌
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Peking University Peoples Hospital
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Peking University Peoples Hospital
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/122—Clamps or clips, e.g. for the umbilical cord
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B2017/12004—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord for haemostasis, for prevention of bleeding

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Reproductive Health (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention provides a width adjusting mechanism of a compression hemostasis instrument, which relates to the technical field of hemostasis instruments and comprises: a formula unit and a width adjustment unit; the clamp unit is formed by splicing two independent clamping pieces; the width adjusting unit comprises two clamping jaws and an adjusting assembly; the upper ends of the clamping jaws are in sliding connection with the lower ends of the clamping pieces through a connecting structure, the adjusting assemblies are connected with the lower ends of the two clamping pieces, and the adjusting assemblies are in matched connection with the connecting structure; after pressing adjusting part, through the cooperation between adjusting part and the connection structure, make clamping jaw relative clamping piece slip, make the horizontal distance between two clamping jaws increase, and then increase the width of centre gripping, solved because the difference of patient's injured position, single hemostatic instrument specification hardly adapts to the wound at different people positions, needs medical personnel to seek the apparatus of suitable specification one by one, has wasted a large amount of time, has reduced hemostatic efficiency's problem.

Description

Width adjusting mechanism of compression hemostasis instrument
Technical Field
The invention relates to the technical field of hemostatic instruments, in particular to a width adjusting mechanism of a compression hemostatic instrument.
Background
In the rapid treatment of pre-hospital emergency, it is very important to stop bleeding rapidly to the wound, when stopping bleeding to limbs, the hemostatic instrument is used for fastening the proximal end of the wound, but in the process, because of the difference of the wound positions of patients, the single hemostatic instrument is difficult to adapt to the wound of different human parts, medical staff is required to find the instrument with proper specification one by one, a great amount of time is wasted, and the hemostatic efficiency is reduced.
The present invention addresses the above-described problems by providing a width adjustment mechanism for a compression hemostatic instrument.
Disclosure of Invention
The invention provides a width adjusting mechanism of a compression hemostasis instrument, which specifically comprises:
a clip unit and a width adjusting unit;
the clamping unit is formed by splicing two independent clamping pieces, and the two clamping pieces are opened and closed relatively around the same shaft; the two clamping pieces are elastically connected, so that the lower ends of the two clamping pieces are far away from each other and still have a tendency of being mutually closed; the lower ends of the two clamping pieces are respectively provided with a connecting structure;
the width adjusting unit comprises two clamping jaws and an adjusting assembly; the upper ends of the clamping jaws are in sliding connection with the lower ends of the clamping pieces through the connecting structures, the adjusting assemblies are connected to the lower ends of the two clamping pieces, and the adjusting assemblies are in matched connection with the connecting structures; after the adjusting component is pressed, the clamping jaw slides relative to the clamping piece through the matching between the adjusting component and the connecting structure, so that the horizontal distance between the two clamping jaws is increased, and the clamping width is further increased.
Further, the clip type unit comprises a clip body; the clamp body comprises a holding piece A, a holding piece B and a torsion spring;
the clamping pieces are respectively a holding piece A and a holding piece B, the holding piece A and the holding piece B are respectively provided with shaft holes, and when the holding piece A and the holding piece B are combined, the shaft holes of the holding piece A and the holding piece B are aligned; the connecting shafts are inserted into the shaft holes of the holding piece A and the holding piece B, so that the holding piece A and the holding piece B rotate around the connecting shafts together, and when the upper ends of the holding piece A and the holding piece B are closed, the lower ends of the holding piece A and the holding piece B are opened; the inside of the lower ends of the holding piece A and the holding piece B are respectively provided with an installation cavity, and the upper ends of the installation cavities are provided with rotating holes; limiting holes which are circumferentially arranged are respectively formed in the lower end surfaces of the holding piece A and the holding piece B.
Further, the torsional spring is sleeved on the outer side of the connecting shaft, the front end and the rear end of the torsional spring are respectively connected with the holding piece A and the holding piece B, and the holding piece A and the holding piece B still have a closing trend after being opened through the elasticity of the torsional spring.
Further, the width adjusting unit is composed of an adjusting part and a sliding claw; the adjusting part comprises a control piece and a linkage gear; the upper end of the control piece is provided with a handle, and the lower side of one end of the control piece is provided with a rotating shaft; the rotating shaft of the control piece is inserted into the rotating hole of the mounting cavity; the lower end of the rotating shaft of the control member is provided with a connecting protrusion which is of a non-circular columnar structure; the downside of control piece other end is equipped with spacing arch, and spacing arch is columnar structure.
Further, the limiting protrusion is inserted into the limiting hole.
Furthermore, a non-circular through hole is formed in the linkage gear, and the shape of the non-circular through hole of the linkage gear is the same as the cross section shape of the connecting protrusion; and a connecting protrusion is inserted into the through hole of the linkage gear.
Further, the sliding claw comprises a claw body A; the claw body A is an arc-shaped plate, and the lower end of the claw body A is provided with protruding teeth which are linearly arranged.
Further, a sliding block A is arranged at the upper end of the claw body A, a rectangular hole is formed in the sliding block A, and a rack is arranged on one side of the rectangular hole; a linkage gear is inserted into the rectangular hole of the sliding block A, and teeth of the linkage gear are meshed with teeth of the rack; the sliding block A is inserted into the mounting cavity.
Furthermore, connecting cavities are respectively formed on two sides of the claw body A.
Further, the device also comprises an extension claw; the extension claw comprises a claw body B; the claw body B is an arc-shaped plate, and the lower end of the claw body B is provided with protruding teeth which are linearly arranged; a sliding block B is arranged on one side of the claw body B, and the sliding block B is inserted into the connecting cavity; and linear damping is arranged between the sliding block B and the connecting cavity.
Advantageous effects
In the invention, the control piece is connected with the linkage gear through the connecting bulge, the control piece can longitudinally slide relative to the linkage gear, the linkage gear is driven to rotate together when the control piece rotates, the sliding block A drives the claw bodies A to slide in the mounting cavity through the cooperation of the teeth when the linkage gear rotates, the distance between the two claw bodies A is increased after the two claw bodies A synchronously slide outwards, and the whole clamping width of the device is further increased, so that the device can flexibly adjust the clamping width according to the physical condition of a patient, the comfort level of the patient is increased, and medical staff does not need to try the specification of the hemostatic device one by one, thereby improving the hemostatic efficiency.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 shows a schematic perspective view of the whole of a width adjustment mechanism of a clip hemostatic instrument according to an embodiment of the present invention.
Fig. 2 illustrates an exploded view of the entirety of a width adjustment mechanism of a clip-on hemostatic instrument in accordance with an embodiment of the present invention.
Fig. 3 illustrates a schematic perspective view of a clip body of a width adjustment mechanism of a clip hemostatic device in accordance with an embodiment of the present invention.
Fig. 4 illustrates a partially enlarged schematic view of a width adjustment mechanism of a clip-on hemostatic instrument in accordance with an embodiment of the invention at a shown in fig. 3.
Fig. 5 illustrates an assembly view of an adjustment portion of a width adjustment mechanism of a clip hemostatic instrument according to an embodiment of the present invention.
Fig. 6 illustrates a bottom view of an adjustment portion of a width adjustment mechanism of a clip hemostatic instrument in accordance with an embodiment of the present invention
Fig. 7 illustrates a partially enlarged schematic view of a width adjustment mechanism of a clip-on hemostatic instrument in accordance with an embodiment of the invention at B shown in fig. 6.
Fig. 8 illustrates an assembly view of the sliding jaw of the width adjustment mechanism of the clip hemostatic instrument in accordance with an embodiment of the present invention.
Fig. 9 shows a schematic perspective view of a sliding jaw of a width adjustment mechanism of a clip-on hemostatic instrument in accordance with an embodiment of the present invention.
Fig. 10 illustrates an enlarged partial schematic view of the width adjustment mechanism of the clip hemostatic instrument at C of fig. 9 in accordance with an embodiment of the present invention.
Fig. 11 illustrates an assembly view of an extension jaw of a width adjustment mechanism of a clip hemostatic instrument in accordance with an embodiment of the present invention.
List of primary reference numerals
1. A clamp body; 101. a grip A; 102. a grip B; 103. a mounting cavity; 104. a limiting hole; 105. a connecting shaft; 106. a torsion spring;
2. an adjusting section; 201. a control member; 202. a connection protrusion; 203. a limit protrusion; 204. a linkage gear;
3. a sliding claw; 301. a claw body A; 302. a sliding block A; 303. a connecting cavity;
4. an extension claw; 401. a claw body B; 402. and a sliding block B.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.
Examples: please refer to fig. 1 to 11:
as shown in fig. 1 and 2, the present invention proposes a width adjustment mechanism of a compression hemostasis apparatus, including:
a clip unit and a width adjusting unit;
the clamping unit is formed by splicing two independent clamping pieces, and the two clamping pieces are opened and closed relatively around the same shaft; the two clamping pieces are elastically connected, so that the lower ends of the two clamping pieces are far away from each other and still have the tendency of being mutually closed; the lower ends of the two clamping pieces are respectively provided with a connecting structure;
the width adjusting unit comprises two clamping jaws and an adjusting assembly; the upper ends of the clamping jaws are in sliding connection with the lower ends of the clamping pieces through a connecting structure, the adjusting assemblies are connected with the lower ends of the two clamping pieces, and the adjusting assemblies are in matched connection with the connecting structure; after the adjusting component is pressed, the clamping jaw slides relative to the clamping piece through the matching between the adjusting component and the connecting structure, so that the horizontal distance between the two clamping jaws is increased, and the clamping width is further increased.
Wherein, as shown in fig. 3, the clip unit comprises a clip body 1; the clamp body 1 comprises a holding piece A101, a holding piece B102 and a torsion spring 106;
the two clamping pieces are a holding piece A101 and a holding piece B102 respectively, the holding piece A101 and the holding piece B102 are respectively provided with shaft holes, and when the holding piece A101 and the holding piece B102 are combined, the shaft holes of the holding piece A101 and the holding piece B102 are aligned; a connecting shaft 105 is inserted into the shaft holes of the holding piece A101 and the holding piece B102, so that the holding piece A101 and the holding piece B102 rotate around the connecting shaft 105 together, and when the upper ends of the holding piece A101 and the holding piece B102 are closed, the lower ends of the holding piece A101 and the holding piece B102 are opened; the inside of the lower ends of the holding piece A101 and the holding piece B102 are respectively provided with an installation cavity 103, and the upper ends of the installation cavities 103 are provided with rotating holes; mounting the control member 201 through the rotation hole; the lower end surfaces of the holding piece A101 and the holding piece B102 are respectively provided with limit holes 104 which are circumferentially arranged; the rotating control member 201 is limited by the limiting hole 104.
As shown in fig. 3, the torsion spring 106 is sleeved on the outer side of the connecting shaft 105, and the front end and the rear end of the torsion spring 106 are respectively connected with the holding piece a101 and the holding piece B102, so that the holding piece a101 and the holding piece B102 still have a closing trend after being opened by the elasticity of the torsion spring 106.
Wherein, as shown in fig. 4, the width adjusting unit is composed of an adjusting part 2 and a sliding claw 3; the adjusting part 2 comprises a control piece 201 and a linkage gear 204; the upper end of the control piece 201 is provided with a handle, and the lower side of one end of the control piece 201 is provided with a rotating shaft; the rotation shaft of the control member 201 is inserted inside the rotation hole of the installation cavity 103; the lower end of the rotating shaft of the control piece 201 is provided with a connecting protrusion 202, and the connecting protrusion 202 is of a non-circular columnar structure; the lower side of the other end of the control piece 201 is provided with a limiting protrusion 203, and the limiting protrusion 203 is of a columnar structure; the control piece 201 is connected with the linkage gear 204 through the connecting protrusion 202, meanwhile, the control piece 201 can longitudinally slide relative to the linkage gear 204, and meanwhile, when the control piece 201 rotates, the linkage gear 204 is driven to rotate together.
Wherein, as shown in fig. 5, the limit protrusion 203 is inserted inside the limit hole 104; when the control member 201 is pulled upwards, the limiting protrusion 203 is separated from the limiting hole 104, and the locking of the limiting protrusion 203 to the control member 201 is released.
As shown in fig. 6 and 7, a non-circular through hole is formed in the linkage gear 204, and the shape of the non-circular through hole of the linkage gear 204 is the same as the cross-sectional shape of the connecting protrusion 202; a connecting protrusion 202 is inserted into the through hole of the linkage gear 204; when the linkage gear 204 rotates, the sliding block A302 drives the claw body A301 to slide in the mounting cavity 103 through the cooperation of the teeth.
Wherein, as shown in fig. 8, the sliding jaw 3 includes a jaw body a301; the claw body A301 is an arc-shaped plate, and the lower end of the claw body A301 is provided with protruding teeth which are linearly arranged; the wound of the patient is clamped by the claw body A301.
As shown in fig. 9 and 10, a sliding block a302 is arranged at the upper end of the claw body a301, a rectangular hole is formed in the sliding block a302, and a rack is arranged at one side of the rectangular hole; the linkage gear 204 is inserted into the rectangular hole of the sliding block A302, and the teeth of the linkage gear 204 are meshed with the teeth of the rack; the sliding block A302 is inserted into the mounting cavity 103; when the linkage gear 204 rotates, the sliding block A302 drives the claw body A301 to slide in the mounting cavity 103 through the cooperation of the teeth, after the two claw bodies A301 slide outwards synchronously, the distance between the sliding claws 3 is increased, so that the whole clamping width of the device is increased, the device can flexibly adjust the clamping width according to the physical condition of a patient, the comfort level of the patient is increased, and meanwhile, medical staff does not need to try the specification of the hemostatic device one by one, and the hemostatic efficiency is improved.
As shown in fig. 9, two sides of the claw body a301 are respectively provided with a connecting cavity 303; through the connecting cavity 303, the extension claw 4 can extend out of the connecting cavity 303, so that the overall length of the instrument is increased, and the applicability of the instrument is improved.
Wherein, as shown in fig. 11, the device also comprises an extension claw 4; the extension claw 4 comprises a claw body B401; the claw body B401 is an arc-shaped plate, and the lower end of the claw body B401 is provided with protruding teeth which are linearly arranged; a sliding block B402 is arranged on one side of the claw body B401, and the sliding block B402 is inserted into the connecting cavity 303; a linear damping is arranged between the sliding block B402 and the connecting cavity 303; by pulling out the jaw body B401, the transverse length of the device can be adaptively increased according to the wound length of a patient, and the applicability of the device is improved.
Specific use and action of the embodiment: in the invention, the control piece 201 is connected with the linkage gear 204 through the connecting protrusion 202, meanwhile, the control piece 201 can longitudinally slide relative to the linkage gear 204, meanwhile, when the control piece 201 rotates, the linkage gear 204 is driven to rotate together, when the linkage gear 204 rotates, the sliding block A302 drives the claw body A301 to slide in the mounting cavity 103 through the cooperation of teeth, after the two claw bodies A301 synchronously slide outwards, the distance between the sliding claw 3 is increased, and further the whole clamping width of the device is increased, so that the device can flexibly adjust the clamping width according to the physical condition of a patient, the comfort of the patient is increased, and meanwhile, medical staff does not need to try the specification of the hemostatic device one by one, and the hemostatic efficiency is improved.
The foregoing is merely exemplary embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.

Claims (10)

1.一种压迫止血器械的宽度调节机构，其特征在于，包括：1. A width adjustment mechanism for a compression and hemostasis instrument, characterized in that it includes: 夹式单元和宽度调节单元；clip-on unit and width adjustment unit; 所述夹式单元由两个单独的夹片拼合组成，且两个夹片之间绕同一个轴进行相对的开合；两个所述夹片之间进行弹性连接，使两个夹片的下端相互远离之后，仍具有相互闭合的趋势；两个所述夹片的下端分别设置连接结构；The clip-type unit is composed of two separate clips, and the two clips are opened and closed relative to each other around the same axis; the two clips are elastically connected so that the two clips are After the lower ends are far away from each other, they still have a tendency to close to each other; the lower ends of the two clips are respectively provided with connection structures; 所述宽度调节单元，包括两个夹爪和调节组件；所述夹爪上端通过所述连接结构与夹片下端滑动连接，所述调节组件连接在两个所述夹片的下端，且调节组件与连接结构之间配合连接；按动调节组件后，通过调节组件与连接结构之间的配合，使所述夹爪相对夹片滑动，使两个夹爪之间的水平距离增加，进而增加夹持的宽度。The width adjustment unit includes two clamping jaws and an adjusting component; the upper end of the clamping jaw is slidingly connected to the lower end of the clip through the connecting structure, the adjusting component is connected to the lower ends of the two clips, and the adjusting component and the connecting structure; after pressing the adjusting component, the clamping jaws slide relative to the clamping piece through the cooperation between the adjusting component and the connecting structure, so that the horizontal distance between the two clamping jaws increases, thereby increasing the clamping force. holding width. 2.根据权利要求1所述的一种压迫止血器械的宽度调节机构，其特征在于，所述夹式单元包括有夹体(1)；夹体(1)包括握持件A(101)、握持件B(102)和扭簧(106)；2. A width adjustment mechanism for a compression and hemostasis instrument according to claim 1, characterized in that the clip-type unit includes a clip body (1); the clip body (1) includes a gripper A (101), Holding piece B (102) and torsion spring (106); 两个所述夹片分别为握持件A(101)和握持件B(102)，所述握持件A(101)和握持件B(102)均具有轴孔，且握持件A(101)和握持件B(102)组合时，二者轴孔对齐；所述握持件A(101)和握持件B(102)的轴孔内部插入有连接轴(105)，使握持件A(101)和握持件B(102)共同绕连接轴(105)转动，握持件A(101)与握持件B(102)上端闭合时，二者下端张开；所述握持件A(101)和握持件B(102)下端内部分别开设有安装腔(103)，且所述安装腔(103)的上端开设有旋转孔；所述握持件A(101)和握持件B(102)下端表面分别开设有圆周排列的限位孔(104)。The two clips are gripping piece A (101) and gripping piece B (102) respectively. Both gripping piece A (101) and gripping piece B (102) have shaft holes, and the gripping piece When A (101) and holding piece B (102) are combined, their shaft holes are aligned; a connecting shaft (105) is inserted into the shaft holes of holding piece A (101) and holding piece B (102). Make the gripping piece A (101) and the gripping piece B (102) rotate together around the connecting axis (105). When the upper ends of the gripping piece A (101) and the gripping piece B (102) are closed, the lower ends of the two gripping pieces open; The gripping piece A (101) and the gripping piece B (102) are each provided with an installation cavity (103) inside the lower end, and a rotation hole is provided at the upper end of the installation cavity (103); the gripping piece A (103) The lower end surfaces of 101) and holding piece B (102) are respectively provided with circumferentially arranged limiting holes (104). 3.根据权利要求2所述的一种压迫止血器械的宽度调节机构，其特征在于，所述扭簧(106)套装在连接轴(105)外侧，且扭簧(106)的首尾两端分别与握持件A(101)和握持件B(102)连接，通过扭簧(106)的弹力，使握持件A(101)和握持件B(102)张开后，仍具有闭合的趋势。3. A width adjustment mechanism for a compression and hemostasis instrument according to claim 2, characterized in that the torsion spring (106) is sleeved on the outside of the connecting shaft (105), and the first and last ends of the torsion spring (106) are respectively Connected to the gripping part A (101) and the gripping part B (102), through the elastic force of the torsion spring (106), the gripping part A (101) and the gripping part B (102) are still closed after they are opened. the trend of. 4.根据权利要求2所述的一种压迫止血器械的宽度调节机构，其特征在于，所述宽度调节单元由调节部(2)和滑动爪(3)组成；所述调节部(2)包括有控制件(201)和联动齿轮(204)；所述控制件(201)的上端设有把手，且控制件(201)一端的下侧设有转轴；所述控制件(201)的转轴插入在安装腔(103)的旋转孔内部；所述控制件(201)的转轴下端设有连接凸起(202)，所述连接凸起(202)为非圆形柱状结构；所述控制件(201)另一端的下侧设有限位凸起(203)，且限位凸起(203)为柱状结构。4. The width adjustment mechanism of a compression and hemostasis instrument according to claim 2, characterized in that the width adjustment unit is composed of an adjustment part (2) and a sliding claw (3); the adjustment part (2) includes There is a control part (201) and a linkage gear (204); the upper end of the control part (201) is provided with a handle, and the lower side of one end of the control part (201) is provided with a rotating shaft; the rotating shaft of the control part (201) is inserted into Inside the rotation hole of the installation cavity (103); the lower end of the rotating shaft of the control member (201) is provided with a connecting protrusion (202), and the connecting protrusion (202) is a non-circular columnar structure; the control member (201) 201) A limiting protrusion (203) is provided on the lower side of the other end, and the limiting protrusion (203) is a columnar structure. 5.根据权利要求4所述的一种压迫止血器械的宽度调节机构，其特征在于，所述限位凸起(203)插入在所述限位孔(104)内部。5. The width adjustment mechanism of a compression and hemostasis instrument according to claim 4, characterized in that the limiting protrusion (203) is inserted into the limiting hole (104). 6.根据权利要求4所述的一种压迫止血器械的宽度调节机构，其特征在于，所述联动齿轮(204)内部开设有非圆形通孔，且联动齿轮(204)的非圆形通孔的形状与连接凸起(202)的截面形状相同；所述联动齿轮(204)的通孔内部插入有连接凸起(202)。6. A width adjustment mechanism for a compression and hemostasis instrument according to claim 4, characterized in that a non-circular through hole is provided inside the linkage gear (204), and the non-circular through hole of the linkage gear (204) The shape of the hole is the same as the cross-sectional shape of the connecting protrusion (202); the connecting protrusion (202) is inserted into the through hole of the linkage gear (204). 7.根据权利要求4所述的一种压迫止血器械的宽度调节机构，其特征在于，所述滑动爪(3)包括爪体A(301)；所述爪体A(301)为弧形板，且爪体A(301)的下端设有线性排列的突出齿。7. The width adjustment mechanism of a compression and hemostasis instrument according to claim 4, characterized in that the sliding claw (3) includes a claw body A (301); the claw body A (301) is an arc plate. , and the lower end of the claw body A (301) is provided with linearly arranged protruding teeth. 8.根据权利要求7所述的一种压迫止血器械的宽度调节机构，其特征在于，所述爪体A(301)上端设有滑动块A(302)，所述滑动块A(302)的内部开设有矩形孔，且所述矩形孔的一侧设有齿条；所述滑动块A(302)的矩形孔内插入有联动齿轮(204)，且联动齿轮(204)的齿与所述齿条的齿相互咬合；所述滑动块A(302)插入在安装腔(103)内部。8. The width adjustment mechanism of a compression and hemostasis instrument according to claim 7, characterized in that a sliding block A (302) is provided at the upper end of the claw body A (301), and the sliding block A (302) A rectangular hole is provided inside, and a rack is provided on one side of the rectangular hole; a linkage gear (204) is inserted into the rectangular hole of the sliding block A (302), and the teeth of the linkage gear (204) are in contact with the The teeth of the rack mesh with each other; the sliding block A (302) is inserted inside the installation cavity (103). 9.根据权利要求8所述的一种压迫止血器械的宽度调节机构，其特征在于，所述爪体A(301)的两侧分别开设有连接腔(303)。9. The width adjustment mechanism of a compression and hemostasis instrument according to claim 8, characterized in that connecting cavities (303) are respectively provided on both sides of the claw body A (301). 10.根据权利要求9所述的一种压迫止血器械的宽度调节机构，其特征在于，还包括延长爪(4)；所述延长爪(4)包括爪体B(401)；所述爪体B(401)为弧形板，且爪体B(401)的下端设有线性排列的突出齿；所述爪体B(401)的一侧设有滑动块B(402)，且滑动块B(402)插入在所述连接腔(303)内部；所述滑动块B(402)与连接腔(303)之间具有线性阻尼。10. The width adjustment mechanism of a compression and hemostasis instrument according to claim 9, characterized in that it also includes an extension claw (4); the extension claw (4) includes a claw body B (401); the claw body B (401) is an arc plate, and the lower end of the claw body B (401) is provided with linearly arranged protruding teeth; one side of the claw body B (401) is provided with a sliding block B (402), and the sliding block B (402) is inserted inside the connection cavity (303); there is linear damping between the sliding block B (402) and the connection cavity (303).
CN202311766176.3A 2023-12-21 2023-12-21 Width adjustment mechanism of compression hemostasis device Active CN117503253B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110152903A1 (en) * 2009-12-17 2011-06-23 Cardiomedical Gmbh Surgical instrument
CN205903286U (en) * 2016-04-11 2017-01-25 武汉大学 Hemostatic clamp is used in infusion
CN210408518U (en) * 2019-06-24 2020-04-28 郑州儿童医院 Limb hemostatic devices for pediatric outpatient care
CN210962169U (en) * 2019-09-03 2020-07-10 成都市第七人民医院 Novel thoracic surgery pulmonary vessel hemostatic clamp
CN116211384A (en) * 2023-05-09 2023-06-06 北京大学人民医院 Assembled grasping, pressing and hemostasis bionic hand
CN219814229U (en) * 2023-05-31 2023-10-13 宁波迪泽生物科技有限公司 Clip-type radial artery tourniquet convenient to adjust

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110152903A1 (en) * 2009-12-17 2011-06-23 Cardiomedical Gmbh Surgical instrument
CN205903286U (en) * 2016-04-11 2017-01-25 武汉大学 Hemostatic clamp is used in infusion
CN210408518U (en) * 2019-06-24 2020-04-28 郑州儿童医院 Limb hemostatic devices for pediatric outpatient care
CN210962169U (en) * 2019-09-03 2020-07-10 成都市第七人民医院 Novel thoracic surgery pulmonary vessel hemostatic clamp
CN116211384A (en) * 2023-05-09 2023-06-06 北京大学人民医院 Assembled grasping, pressing and hemostasis bionic hand
CN219814229U (en) * 2023-05-31 2023-10-13 宁波迪泽生物科技有限公司 Clip-type radial artery tourniquet convenient to adjust

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