US3812845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Patient cord assembly
Assignee: SBD ACQUISITION CORP
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Filing: 1972-05-19
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Granted: 1974-05-28
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Expires: 1992-05-19
Abstract
Abstract A patient cord assembly for connecting an electrocardiograph to arm, leg and chest electrodes includes a junction block from which electrode leads extend in such a way that the leads are easily and naturally arranged relative to the patient in the optimum configuration to reduce electromagnetically coupled interference.
Inventors
- 👤 L Partridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:03
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/24; A61B5/30; A61B5/303; A61B5/307; A61B5/308
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
168 words
A patient cord assembly for use with an electrocardiograph and with right arm, left arm, right leg, left leg and chest electrodes, said patient cord assembly comprising in combination: a junction block adapted to be positioned adjacent the torso of a patient; a first electrode lead and a second electrode lead extending in one direction from aid junction block and adapted to be connected respectively to the right arm and left arm electrodes; a third electrode lead and a fourth electrode lead extending in generally the opposite direction from the junction block and adapted to be connected respectively tO the right leg and left leg electrodes; means on said junction block for establishing a connection with the chest electrode; and a patient cable extending from said junction block and including five conductors connected respectively to said first, second, third and fourth electrode leads and to said connection means, said patient cable extending substantially in said opposite direction from a point on the second surface of said junction block.
Claim 2
Dependent Claim
168 words
A patient cord assembly for use with an electrocardiograph and with right arm, left arm, right leg, left leg and chest electrodes, said patient cord assembly comprising in combination: a junction block adapted to be positioned adjacent the torso of a patient; a first electrode lead and a second electrode lead extending in one direction from aid junction block and adapted to be connected respectively to the right arm and left arm electrodes; a third electrode lead and a fourth electrode lead extending in generally the opposite direction from the junction block and adapted to be connected respectively tO the right leg and left leg electrodes; means on said junction block for establishing a connection with the chest electrode; and a patient cable extending from said junction block and including five conductors connected respectively to said first, second, third and fourth electrode leads and to said connection means, said patient cable extending substantially in said opposite direction from a point on the second surface of said junction block.
Claim 3
Dependent Claim
44 words
The cord assembly of claim 1, said first and second electrodes leads extending from adjacent points on a first surface of said junction block, and said third and fourth electrode means extending from adjacent points on an opposed second surface of said junction block.
Claim 4
Dependent Claim
39 words
The cord assembly of claim 2, holding means for holding said first and second electrode leads together for a portion of their lengths and for holding said third and fourth electrode leads together for a portion of their lengths.
Claim 5
Dependent Claim
19 words
The cord assembly of claim 3, said holding means comprising jackets each enclosing a pair of said electrode leads.
Claim 6
Dependent Claim
17 words
The cord assembly of claim 4, said junction block comprising a solid body of molded insulating material.
Claim 7
Dependent Claim
33 words
The cord assembly of claim 5, a patient jack fixed to the end of said patient cable, and electrode plugs fixed to the ends of said first, second, third and fourth electrode leads.
Claim 8
Dependent Claim
22 words
The cord assembly of claim 1, said connection establishing means comprising a terminal mounted on said first surface of said junction block.
Claim 9
Dependent Claim
245 words
A patient cord assembly for interconnecting an electrocardiograph and right arm, left arm, right leg, left leg and chest patient electrodes, said cord assembly comprising: a patient jack adapted to be plug connected to the electrocardiograph; a junction block having a unitary body of molded insulating material and having oppositely directed upper and lower ends; a patient cable including five conductors and a common jacket extending between said patient jack and the lower end of said block, said patient cable having a length sufficient to extend from the electrocardiograph to a location at the torso of the patient; a connector at the upper end of said block connected to one of said patient cable conductors and adapted to be connected to the chest electrode; a pair of arm electrode plugs adapted to be plug connected to the right and left arm electrodes, and a pair of leg electrode plugs adapted to be plug connected to the right and left electrodes; a pair of arm electrode leads each connected to a patient cable conductor and extending from the upper end of said block to said arm electrode plugs; a second common jacket enclosing said arm electrode leads for a portion of their lengths; a pair of leg electrodes leads each connected to one patient cable conductor and extending from the lower end of said block to said leg electrode plugs; and a third common jacket enclosing said leg electrode leads for a portion of their lengths.
Claim 10
Dependent Claim
245 words
A patient cord assembly for interconnecting an electrocardiograph and right arm, left arm, right leg, left leg and chest patient electrodes, said cord assembly comprising: a patient jack adapted to be plug connected to the electrocardiograph; a junction block having a unitary body of molded insulating material and having oppositely directed upper and lower ends; a patient cable including five conductors and a common jacket extending between said patient jack and the lower end of said block, said patient cable having a length sufficient to extend from the electrocardiograph to a location at the torso of the patient; a connector at the upper end of said block connected to one of said patient cable conductors and adapted to be connected to the chest electrode; a pair of arm electrode plugs adapted to be plug connected to the right and left arm electrodes, and a pair of leg electrode plugs adapted to be plug connected to the right and left electrodes; a pair of arm electrode leads each connected to a patient cable conductor and extending from the upper end of said block to said arm electrode plugs; a second common jacket enclosing said arm electrode leads for a portion of their lengths; a pair of leg electrodes leads each connected to one patient cable conductor and extending from the lower end of said block to said leg electrode plugs; and a third common jacket enclosing said leg electrode leads for a portion of their lengths.
Claim 11
Independent Claim
373 words
A device for transmitting electrical signals from a plurality of electrodes monitoring a patent''s condition to an electrocardiograph comprising a first elongated lead and first means for connecting a first longitudinal end of said first lead to a first electrode of said plurality of electrodes, a second elongated lead and second means for connecting a first longitudinal end of said second lead to a second electrode of said plurality of electrodes, a third elongated lead and third means for connecting a first longitudinal end of said third lead to a third electrode of said plurality of electrodes, a fourth elongated lead and fourth means for connecting a first longitudinal end of said fourth lead to a fourth electrode of said plurality of electrodes, an elongated cable, said cable including centrally-disposed first elongated portions of each of said first, second, third and fourth leads and fifth means for connecting a second longitudinal end of each of said firsT, second, third and fourth leads to said electrocardiograph, and means for forming a junction of said first, second, third and fourth leads, said junction forming means being disposed between the first longitudinal ends of each of said first, second, third and fourth leads and said fifth connecting means, said junction forming means comprising a solid member having at least two, generally oppositely disposed regions or sides and a plurality of apertures, said first and second leads being postioned in at least a first aperture of said plurality of apertures, said first aperture being positioned or disposed on a first region or side of said two regions or sides and said first and second leads extending exteriorly of said junction forming means away from said first region or side, said third and fourth leads being positioned in at least a second aperture of said plurality of apertures, said second aperture being positioned or disposed on the second region or side of said two, oppositely disposed regions or sides, and said third and fourth leads extending exteriorly of said junction forming means away from said second region or side, said elongated cable is positioned in a third aperture of said junction forming means and extends exteriorly of said junction forming means away from said second region or side.
Claim 12
Independent Claim
373 words
A device for transmitting electrical signals from a plurality of electrodes monitoring a patent''s condition to an electrocardiograph comprising a first elongated lead and first means for connecting a first longitudinal end of said first lead to a first electrode of said plurality of electrodes, a second elongated lead and second means for connecting a first longitudinal end of said second lead to a second electrode of said plurality of electrodes, a third elongated lead and third means for connecting a first longitudinal end of said third lead to a third electrode of said plurality of electrodes, a fourth elongated lead and fourth means for connecting a first longitudinal end of said fourth lead to a fourth electrode of said plurality of electrodes, an elongated cable, said cable including centrally-disposed first elongated portions of each of said first, second, third and fourth leads and fifth means for connecting a second longitudinal end of each of said firsT, second, third and fourth leads to said electrocardiograph, and means for forming a junction of said first, second, third and fourth leads, said junction forming means being disposed between the first longitudinal ends of each of said first, second, third and fourth leads and said fifth connecting means, said junction forming means comprising a solid member having at least two, generally oppositely disposed regions or sides and a plurality of apertures, said first and second leads being postioned in at least a first aperture of said plurality of apertures, said first aperture being positioned or disposed on a first region or side of said two regions or sides and said first and second leads extending exteriorly of said junction forming means away from said first region or side, said third and fourth leads being positioned in at least a second aperture of said plurality of apertures, said second aperture being positioned or disposed on the second region or side of said two, oppositely disposed regions or sides, and said third and fourth leads extending exteriorly of said junction forming means away from said second region or side, said elongated cable is positioned in a third aperture of said junction forming means and extends exteriorly of said junction forming means away from said second region or side.
Claim 13
Dependent Claim
51 words
A device as defined in claim 9 further comprising first means for maintaining second elongated portions of said first and second leads in a generally parallel, physically adjacent relationship, said second elongated portions being disposed between said junction forming means and said first longitudinal ends of said first and second leads.
Claim 14
Dependent Claim
51 words
A device as defined in claim 10 further comprising second means for maintaining third elongated portions of said third and fourth leads in a generally parallel, physically adjacent relationship, said third elongated portions being disposed between said junction forming means and said first longitudinal ends of said third and fourth leads.
Claim 15
Dependent Claim
29 words
A device as defined in claim 11 wherein said first and second maintaining means comprise jackets surrounding and engaging said second elongated portions and said third elongated portions, respectively.
Claim 16
Dependent Claim
18 words
A device as defined in claim 9 wherein said solid member comprises a body of molded insulating material.
Claim 17
Dependent Claim
28 words
A device as defined in claim 9 further comprising means for transmitting an electrical signal from a fifth electrode of said plurality of electrodes to said connecting means.
Claim 18
Dependent Claim
35 words
A device as defined in claim 14 wherein said transmitting means includes a conductive terminal means mounted on said junction forming means for receiving electrical signals from a fifth electrode of said plurality of electrodes.
Claim 19
Dependent Claim
30 words
A device as defined in claim 15 wherein said conductive terminal means comprises a conductive pin extending exteriorly of said junction forming means away from said first region or side.
Claim 20
Dependent Claim
53 words
A device as defined in claim 9 wherein each of said first, second, third and fourth leads comprise a unitary lead and wherein each of said first elongated portions of said first, second, third and fourth leads comprises a physically integral portion of each of said unitary first, second, third and fourth leads.
Claim 21
Dependent Claim
31 words
A device as claimed in claim 9 wherein each of said first, second, third and fourth leads comprises a lead formed by a plurality of physically distinct members electrically connected together.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-05-27 | 1977-11-26 | 1978-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-27 | 1981-11-26 | 1982-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-27 | 1985-11-26 | 1986-05-28 | $7700.00 | Window Closed / Lapsed |